15 Openvpn Jobs

Job Role : Database & Network Administrator / Architect For Workflow Annotation Specialist Project Type: Contract-based / Freelance / Part-time – 1 Month Job Overview: We are seeking domain experts to participate in a Workflow Annotation Project . The role involves documenting and annotating the step-by-step workflows of key tasks within the candidate’s area of expertise. The goal is to capture real-world processes in a structured format for AI training and process optimization purposes. Domain Expertise Required : Tune, secure, and back up databases; perform restores and patching Design schemas, plan migrations, and implement high-availability/DR setups Configure firewalls, VPNs, VLANs; monitor network traffic and capacity Script automation/fixes and maintain infrastructure resilience Tools & Technologies You May have Worked: Tools (Commercial): Oracle, SQL Server, Amazon DynamoDB, Elasticsearch (Elastic Cloud), Cisco IOS, Palo Alto PAN-OS, Juniper OS, SolarWinds, Windows Server, Nagios XI, Zabbix Enterprise Tools (Open/Free): Ubuntu, CentOS, Debian; MySQL, PostgreSQL, MariaDB, SQLite, MongoDB Community pfSense, OpenWrt, Wireshark, Nagios Core, Zabbix, Prometheus + Grafana OpenVPN, WireGuard, Bash, Python, Git pgModeler, MySQL Workbench CE Open Source / Free Software Experience Office & productivity suites: Google Workspace (free tier), LibreOffice Suite, LibreOffice Draw Email & calendar: Thunderbird + Lightning, Nextcloud Mail/Calendar Communication tools: Jitsi Meet Notes & task management: Joplin, Standard Notes, Simplenote Databases & organization: Airtable (free tier), Baserow Show more Show less

Job Summary: We are looking for a knowledgeable and proactive Linux System and Networking Administrator with strong experience in virtualization (especially Proxmox and VMware vCenter) and a deep understanding of enterprise networking. You will be responsible for maintaining our Linux systems, managing virtualized environments, and ensuring robust and secure network operations across the organization. Key Responsibilities: Linux System Administration Install, configure, and maintain Linux servers (Ubuntu, CentOS, RHEL) in physical and virtual environments. Manage web, database, file, and directory services, including Apache/Nginx, MySQL/PostgreSQL, Samba, and LDAP. Develop and maintain system automation scripts using Bash, Ansible, or similar tools. Ensure system uptime, performance, and reliability through proactive monitoring and maintenance. Virtualization & Infrastructure Management Administer and maintain Proxmox VE and VMware vCenter/ESXi virtual environments. Provision, clone, snapshot, and manage virtual machines and containers. Monitor and optimize virtual resource utilization (CPU, memory, storage). Assist in planning and implementing scalable, redundant virtualization infrastructure. Network Administration Design, configure, and manage LAN/WAN environments, including VLANs , routing , trunking , and link aggregation . Administer and maintain firewalls (e.g., pfSense, iptables, FortiGate), VPNs , and secure remote access solutions (OpenVPN, WireGuard). Monitor network performance and troubleshoot issues using tools like tcpdump , Wireshark , and NetFlow . Maintain DNS, DHCP, NAT, and port forwarding rules in both physical and virtualized networks. Security and Compliance Harden Linux systems and network infrastructure based on best practices. Conduct periodic audits, patching, and updates for operating systems, hypervisors, and firewalls. Implement and maintain intrusion detection/prevention systems (IDS/IPS) and network access control. Support & Documentation Provide tier 2/3 support for Linux, network, and virtualization-related issues. Document infrastructure, network diagrams, system configurations, and SOPs. Work closely with IT security, DevOps, and cloud teams to ensure a consistent and secure infrastructure. Requirements: Experience 3–5+ years of experience in Linux system administration and networking. 3+ years’ experience managing Proxmox or VMware vCenter environments. Technical Skills Proficient in Linux (RHEL, CentOS, Ubuntu). Hands-on experience with Proxmox VE , vSphere , and VMware vCenter . Deep understanding of networking fundamentals : TCP/IP, DNS, DHCP, VLANs, routing protocols, and NAT. Experience configuring and managing firewalls and VPNs . Strong scripting and automation skills (Bash, Ansible, or Python). Familiar with monitoring/logging tools: Zabbix, Grafana, ELK, or similar. Preferred Qualifications Certifications: RHCE, VCP, CCNA, CompTIA Network+, or equivalent. Experience with SDN, high availability setups, and network segmentation. Familiarity with hybrid cloud infrastructure or on-premises to cloud migrations. Soft Skills Strong analytical and troubleshooting skills. Ability to work independently and under pressure. Good communication and documentation abilities. Willingness to participate in an on-call rotation. Show more Show less

Virtual Network SDN (software-defined network): Network Security Group, Route Table Load Balancer ExpressRoute (IP-VPN, MPLS, WAN) VPN (IPsec, OpenVPN, SSTP) Azure Application Gateway (HTTP, PKI, WAF) Infrastructure as a Code Linux PowerShell Must-Have Skills: Mandatory: Azure services knowledge. Infrastructure services, compute, and network services knowledge. Mandatory Networking: load balancer, traffic manager, and app gatewaysend-to end troubleshooting. Secondary: NAT Gateway Connectivity (Azure Firewall, Azure Bastion) Content delivery (Azure CDN, Azure Front Door) DNS (Azure DNS, Azure Traffic Manager, Azure Private Link, Azure DNS Private Resolver) Azure: AZ900, AZ104, AZ305, AZ500, AZ700, and AZ720 Network: CompTIA Network+, CCNP (Cisco Certified Network Professional) OS: MCSE (70-740, 70-741, 70-742, 70-744, 70-745, 70-413), Good to have: Red Hat Certified Technician, Linux Professional Institute Certification, CompTIA Linux+, CompTIA Server

Job Title: Backend Developer – VPN Systems (C/C++) About the Role: We are developing a global-scale VPN platform that requires a skilled Backend Developer with strong experience in C and C++. The candidate will be responsible for designing, developing, and maintaining the core backend systems that support VPN connectivity, server configurations, security protocols, and related services. This role involves close collaboration with infrastructure, DevOps, and frontend teams to ensure a scalable, secure, and high-performance VPN product. Key Responsibilities: • Develop and maintain backend components of the VPN platform using C and C++. • Implement and optimize VPN protocols such as OpenVPN, WireGuard, and IPSec. • Configure and manage VPN servers deployed across multiple global locations. • Design and develop secure APIs for user authentication, session management, subscription handling, and VPN connection control. • Ensure strong security measures are in place including encryption, certificate management, and secure tunnel establishment. • Collaborate with DevOps and infrastructure teams to monitor, deploy, and scale VPN servers. • Work on advanced networking features such as peer-to-peer connections, mesh networking, device linking, and file sharing capabilities. • Optimize system performance for low latency and high throughput. • Troubleshoot and resolve complex backend issues related to networking, security, and scalability. Required Skills and Experience: • Minimum 4 years of professional experience in backend or systems programming with C and C++. • Deep understanding of networking concepts and protocols including TCP/IP, UDP, TLS/SSL, and VPN technologies. • Practical experience with OpenVPN, WireGuard, or similar VPN implementations. • Proficient in Linux operating systems and system-level programming. • Strong knowledge of socket programming, multi-threading, and concurrency handling. • Experience with secure communication protocols, encryption techniques, and certificate management. • Ability to design and develop RESTful APIs and work with backend databases such as PostgreSQL, Redis, or MongoDB. • Good debugging skills and experience with performance tuning in networked applications. Preferred Qualifications: • Experience with mesh networking or peer-to-peer networking systems. • Familiarity with containerization and orchestration tools like Docker and Kubernetes. • Prior work in security-centric or privacy-focused products. • Knowledge of automated deployment and monitoring tools. Show more Show less

Build Custom Router ACS with VPN, AWS Scaling, and Cross-Platform PWA (Android & iOS Store Ready) Company: MoFi Network Inc. Type: Freelance Contract Location: Remote Compensation: ~$4,500 USD (milestone-based) ( ₹ 386,109 Indian Rupee) Overview: We're hiring a full-stack developer (contract) or team to build a robust ACS (Auto Configuration Server) web platform for centralized management of our routers (MOFI6500, MOFI5500, MOFI4500) using our existing GenieACS API stack. The platform will support remote firmware updates, VPN provisioning, and device status monitoring. It must be scalable, deployable on AWS, and deliver a high-quality PWA experience — installable from browsers and published to the Google Play Store and Apple App Store . Core Functional Requirements: Web-based ACS dashboard for managing routers GenieACS integration for device provisioning, config push, firmware, and reboots VPN UI module for: WireGuard OpenVPN IPsec (site-to-site and remote) RESTful API for external tools User management with roles (admin, viewer, technician) Real-time logs and device status monitoring AWS Hosting & Infrastructure: Host on AWS EC2 with ALB/NLB load balancing Secure HTTPS (via ACM or CloudFront) IAM role-based access control CloudWatch for metrics and logs Documentation for deployment and scaling PWA + App Store Delivery: Build a fast, modern Progressive Web App (PWA) Installable on Android and iOS via browser (Add to Home Screen) Publish to: ✅ Google Play Store (via Trusted Web Activity) ✅ Apple App Store (via Capacitor or WebView wrapper) Native-like experience with splash screen, offline support, full-screen view Project Milestones (Fixed Budget: ~$4,500) Milestone Description Payout M1 UI/UX Layout (Omada-style wireframes) 10% M2 ACS Dashboard + GenieACS integration 25% M3 VPN Config Module (WireGuard, OpenVPN, IPsec) 20% M4 AWS Deployment (EC2, HTTPS, scaling) 15% M5 PWA Optimization (Android/iOS support) 15% M6 App Store Submission (Play Store + iOS) 10% M7 Final Documentation + Handover 5% Preferred Tech Stack Frontend: React.js / Next.js (PWA optimized) Backend: Node.js or Golang Mobile: TWA (Android), Capacitor/WebView (iOS) Cloud: AWS EC2, RDS, CloudFront, IAM, CloudWatch Protocols: GenieACS / TR-069 / VPN (WireGuard, OpenVPN, IPsec) What We’re Looking For Proven experience with ACS systems (GenieACS preferred) Experience deploying PWAs to Google Play and Apple App Store Strong understanding of VPN protocols AWS cloud deployment and scaling knowledge Ability to deliver clean, documented code and user guides We’ve attached TP-Link Omada’s controller PDF for functional inspiration only — this project is entirely custom. To Apply: Please include: Portfolio or past projects relevant to ACS, VPN, or cloud dashboards Timeframe to complete each milestone Send your application to careers@mofinetwork.com Apply via the button. Show more Show less

Job Title: Backend Developer – VPN Systems (C/C++) Location: Remote / [Insert Location] Employment Type: Full-Time About the Role: We are developing a global-scale VPN platform that requires a skilled Backend Developer with strong experience in C and C++. The candidate will be responsible for designing, developing, and maintaining the core backend systems that support VPN connectivity, server configurations, security protocols, and related services. This role involves close collaboration with infrastructure, DevOps, and frontend teams to ensure a scalable, secure, and high-performance VPN product. Key Responsibilities: • Develop and maintain backend components of the VPN platform using C and C++. • Implement and optimize VPN protocols such as OpenVPN, WireGuard, and IPSec. • Configure and manage VPN servers deployed across multiple global locations. • Design and develop secure APIs for user authentication, session management, subscription handling, and VPN connection control. • Ensure strong security measures are in place including encryption, certificate management, and secure tunnel establishment. • Collaborate with DevOps and infrastructure teams to monitor, deploy, and scale VPN servers. • Work on advanced networking features such as peer-to-peer connections, mesh networking, device linking, and file sharing capabilities. • Optimize system performance for low latency and high throughput. • Troubleshoot and resolve complex backend issues related to networking, security, and scalability. Required Skills and Experience: • Minimum 4 years of professional experience in backend or systems programming with C and C++. • Deep understanding of networking concepts and protocols including TCP/IP, UDP, TLS/SSL, and VPN technologies. • Practical experience with OpenVPN, WireGuard, or similar VPN implementations. • Proficient in Linux operating systems and system-level programming. • Strong knowledge of socket programming, multi-threading, and concurrency handling. • Experience with secure communication protocols, encryption techniques, and certificate management. • Ability to design and develop RESTful APIs and work with backend databases such as PostgreSQL, Redis, or MongoDB. • Good debugging skills and experience with performance tuning in networked applications. Preferred Qualifications: • Experience with mesh networking or peer-to-peer networking systems. • Familiarity with containerization and orchestration tools like Docker and Kubernetes. • Prior work in security-centric or privacy-focused products. • Knowledge of automated deployment and monitoring tools. What We Offer: • The opportunity to contribute to a cutting-edge VPN platform with global impact. • A collaborative and technically driven work environment. • Flexible working hours and remote work options. • Competitive salary and benefits package. Show more Show less

Job Description Systems Administrator (Linux) Job Summary We are seeking an experienced Cloud Infrastructure Expert with a strong background in Linux, Puppet, and automation technologies. While Azure experience is less critical it would be beneficial, proficiency in automation and a vision for moving towards a self-service model are essential. Additionally, experience in leveraging AI would be highly desirable. In this role, you will be responsible as part of a team for managing and optimizing our cloud infrastructure, with a focus on automation, scalability, and reliability. You will work with a wide array of technologies and tools, such as Kubernetes, Terraform, and Jenkins, to build and maintain robust cloud environments. Essential Duties Design, implement, and manage scalable and secure cloud infrastructure with a focus on Linux environments. Develop automation scripts and processes, leveraging tools like Puppet, Ansible, and Terraform, to transition towards a self-service infrastructure model. Ensure high availability, scalability, and performance of cloud-based applications, with a strong emphasis on AI and advanced cloud operations. Utilize Puppet and similar tools to manage configurations and automate infrastructure deployments. Work with a variety of DevOps and infrastructure tools such as Jenkins, Git, Argo CD, and Artifactory to streamline operations and improve efficiency. Implement and maintain monitoring and log aggregation solutions using Datadog, ELK/OpenSearch, and other relevant tools. Ensure the security and compliance of cloud environments through proper configuration management, networking, and identity management (AD, DNS, SSO). Collaborate with cross-functional teams to integrate cloud-native solutions and automate operational tasks. Minimum Qualifications 2-4 years + of professional experience as a Systems Administrator / DevOps Engineer Bachelor’s degree from an accredited college or university in computer science, information systems, electrical engineering, computer engineering, or a related field is preferred. Equivalent work experience in a similar position may be substituted for educational requirements. Strong experience in managing and optimizing Linux OS (e.g., Ubuntu, CentOS, Debian) in cloud environments. Proficiency in using Puppet for configuration management and automation. Extensive experience with automation tools and scripts (e.g., Ansible, Terraform, Jenkins) aimed at improving operational efficiency. Familiarity with cloud platforms like AWS, Azure, or GCP, and experience in Kubernetes/EKS is highly preferred. Understanding of network configurations, security best practices, and technologies like VPNs, OpenVPN, and SSO. Familiarity with DevOps tools like Git, Jenkins, Argo CD, and Artifactory. Experience with monitoring tools such as Datadog and log aggregation platforms like ELK/OpenSearch. Proficiency in spoken and written English (minimum C1/C2 level desired). Desirable Technologies EKS / Kubernetes, Puppet, Terraform, Powershell, Python, Artifactory, Jenkins, Argo CD, Ansible, Desire State Configuration (DSC), ELK / OpenSearch, Datadog Log Aggregation, DataDog , Infra/APM/Synthetics, Windows OS, AD, DNS, Domain registration, Site-to-Site VPN, OpenVPN Work Timing Rotation Shift 6 am -3pm/1pm -10pm IST and available for critical support on emergencies 24/7, weekend maintenance support. Hybrid This role will be based out of The Leela Office located on the 4th Floor, Airport Road, Kodihalli, Bangalore- 560008. Our expectation at this time, is that you would work HYBRID – work from our office on Tuesdays, Wednesdays, Thursdays with flexibility to work from home on Mondays and Fridays. Bangalore candidates preferred. Show more Show less

Job Description Senior Systems Administrator (Linux) Job Summary We are seeking an experienced Cloud Infrastructure Expert with a strong background in Linux, Puppet, and automation technologies. While Azure experience is less critical it would be beneficial, proficiency in automation and a vision for moving towards a self-service model are essential. Additionally, experience in leveraging AI would be highly desirable. In this role, you will be responsible as part of a team for managing and optimizing our cloud infrastructure, with a focus on automation, scalability, and reliability. You will work with a wide array of technologies and tools, such as Kubernetes, Terraform, and Jenkins, to build and maintain robust cloud environments. Essential Duties Design, implement, and manage scalable and secure cloud infrastructure with a focus on Linux environments. Develop automation scripts and processes, leveraging tools like Puppet, Ansible, and Terraform, to transition towards a self-service infrastructure model. Ensure high availability, scalability, and performance of cloud-based applications, with a strong emphasis on AI and advanced cloud operations. Utilize Puppet and similar tools to manage configurations and automate infrastructure deployments. Work with a variety of DevOps and infrastructure tools such as Jenkins, Git, Argo CD, and Artifactory to streamline operations and improve efficiency. Implement and maintain monitoring and log aggregation solutions using Datadog, ELK/OpenSearch, and other relevant tools. Ensure the security and compliance of cloud environments through proper configuration management, networking, and identity management (AD, DNS, SSO). Collaborate with cross-functional teams to integrate cloud-native solutions and automate operational tasks. Minimum Qualifications 5+ years of professional experience as a Systems Administrator / DevOps Engineer, with at least 2 years in a lead role. Bachelor’s degree from an accredited college or university in computer science, information systems, electrical engineering, computer engineering, or a related field is preferred. Equivalent work experience in a similar position may be substituted for educational requirements. Strong experience in managing and optimizing Linux OS (e.g., Ubuntu, CentOS, Debian) in cloud environments. Proficiency in using Puppet for configuration management and automation. Extensive experience with automation tools and scripts (e.g., Ansible, Terraform, Jenkins) aimed at improving operational efficiency. Familiarity with cloud platforms like AWS, Azure, or GCP, and experience in Kubernetes/EKS is highly preferred. Understanding of network configurations, security best practices, and technologies like VPNs, OpenVPN, and SSO. Familiarity with DevOps tools like Git, Jenkins, Argo CD, and Artifactory. Experience with monitoring tools such as Datadog and log aggregation platforms like ELK/OpenSearch. Proficiency in spoken and written English (minimum C1/C2 level desired). Desirable Technologies EKS / Kubernetes, Puppet, Terraform, Powershell, Python, Artifactory, Jenkins, Argo CD, Ansible, Desire State Configuration (DSC), ELK / OpenSearch, Datadog Log Aggregation, DataDog , Infra/APM/Synthetics, Windows OS, AD, DNS, Domain registration, Site-to-Site VPN, OpenVPN Work Timing Rotation Shift 6 am -3pm/1pm -10pm IST and available for critical support on emergencies 24/7, weekend maintenance support. Hybrid This role will be based out of The Leela Office located on the 4th Floor, Airport Road, Kodihalli, Bangalore- 560008. Our expectation at this time, is that you would work HYBRID – work from our office on Tuesdays, Wednesdays, Thursdays with flexibility to work from home on Mondays and Fridays. Bangalore candidates preferred. Show more Show less

Job Description Senior Systems Administrator (Windows) Job Summary We are looking for a seasoned Senior Systems Administrator with deep expertise in Microsoft technologies and automation. This role focuses on managing Windows-based cloud infrastructure environments using tools like PowerShell, DSC, and Active Directory. While Linux exposure and Azure/GCP knowledge are helpful, the emphasis is on Windows server administration, infrastructure automation, and modern DevOps practices. Essential Duties Architect, deploy, and maintain scalable Windows-based infrastructure in cloud environments. Develop automation scripts and processes, leveraging tools like Puppet, Ansible, and Terraform, to transition towards a self-service infrastructure model. Automate configuration and patching using PowerShell, Desired State Configuration (DSC), and Group Policy. Ensure high availability, scalability, and performance of cloud-based applications. Utilize Puppet and similar tools to manage configurations and automate infrastructure deployments. Work with a variety of DevOps and infrastructure tools such as Jenkins, Git, Argo CD, and Artifactory to streamline operations and improve efficiency. Implement and maintain monitoring and log aggregation solutions using Datadog, ELK/OpenSearch, and other relevant tools. Ensure the security and compliance of cloud environments through proper configuration management, networking, and identity management (AD, DNS, SSO). Collaborate with cross-functional teams to integrate cloud-native solutions and automate operational tasks. Minimum Qualifications 5+ years of professional experience as a Systems Administrator / DevOps Engineer, with at least 2 years in a lead role. Bachelor’s degree from an accredited college or university in computer science, information systems, electrical engineering, computer engineering, or a related field is preferred. Equivalent work experience in a similar position may be substituted for educational requirements. Strong scripting and automation experience in PowerShell and/or Python. Proficiency in using Puppet for configuration management and automation. Extensive experience with automation tools and scripts (e.g., Ansible, Terraform, Jenkins) aimed at improving operational efficiency. Familiarity with cloud platforms like AWS, Azure, or GCP, and experience in Kubernetes/EKS is highly preferred. Understanding of network configurations, security best practices, and technologies like VPNs, OpenVPN, and SSO. Familiarity with DevOps tools like Git, Jenkins, Argo CD, and Artifactory. Experience with monitoring tools such as Datadog and log aggregation platforms like ELK/OpenSearch. Proficiency in spoken and written English (minimum C1/C2 level desired). Desirable Technologies EKS / Kubernetes, Puppet, Terraform, Powershell, Python, Artifactory, Jenkins, Argo CD, Ansible, Desire State Configuration (DSC), ELK / OpenSearch, Datadog Log Aggregation, DataDog , Infra/APM/Synthetics, Windows OS, AD, DNS, Domain registration, Site-to-Site VPN, OpenVPN Work Timing Rotation Shift 6 am -3pm/1pm -10pm IST and available for critical support on emergencies 24/7, weekend maintenance support. Hybrid This role will be based out of The Leela Office located on the 4th Floor, Airport Road, Kodihalli, Bangalore- 560008. Our expectation at this time, is that you would work HYBRID – work from our office on Tuesdays, Wednesdays, Thursdays with flexibility to work from home on Mondays and Fridays. Bangalore candidates preferred. Show more Show less

Job details Employment Type: Full-Time Location: Pune, Maharashtra, India Job Category: Engineering Job Number: WD30241523 Job Description What you will do This position within the Johnson Controls – BAS Software team focuses on developing new features and maintaining existing mid-market system software for products targeted at the US and European markets. The role involves collaborating with global teams (Asia and Europe Engineering) to design and implement robust, smart and flexible Building Automation Systems and IoT solutions for the smart buildings. Key responsibilities include application development, using Sedona Framework, BACnet stack, HTML technologies, and backend services on an Embedded Linux environment. The candidate should be well versed in the complete software delivery lifecycle, with an emphasis on system design, implementing those solutions, and delivering on-time. How you will do it Provide technical leadership to the internal team of engineers Develop software based on the functional and technical design specifications Participate in design reviews and code inspections. Contribute to technical discussions, proposing solutions and alternatives. Test new application features to ensure logic, syntax, and program results are accurate. Contribute to testing and support activities to identifying and resolving system issues. Document and archive program releases as per the Software Development Process. Demonstrate a can-do and proactive attitude and take initiative to complete assigned tasks on time Apply analytical thinking, robust design methodologies, and engineering principles to develop solutions. Develop Linux-based applications, focusing on application-level programming using C or C++ to meet business requirements Work independently while collaborating with software developers, systems engineers, system test teams, Product Management, Factory teams, and Field support teams to create system-wide solutions. Demonstrate individual technical contributions and lead projects from requirements gathering to deployment. Possess knowledge of the HVAC and building automation domain, BACnet stack implementation, testing, certification, web development HTML, and backend services and with prior industrial experience in areas related to above disciplines and domain. Contribute to process management following JCI standards and guidelines. Assist with project scheduling and effort estimation Set high performance standards through quality design, coding practices, and dedication to delivering world-class software Share knowledge with team and demonstrate team spirit and collaboration Understand the Product Life Cycle and stages of product development. Good verbal and written communication skills in English Language. What we look for Qualification – BE/BTech/ME/MTech in ECE, E&TC, or CSE. 9-12 years of experience in software application development, primarily on Linux Proficient in system programming, development of service/driver type of applications using C/C++ Strong knowledge of BACnet protocol implementation and testing, including BACnet objects, profiles, APIs, services, persistence, and support for Pre-BTL/BTL compliance. Experienced in BACnet MSTP and BACnet IP communications, MODBUS, and RS-485 Good knowledge of Building Automation Systems & Control Equipment Hands-on with debugging tools such as BACnet adaptors, Wireshark, JTAG and GDB Familiarity with BACnet pre-compliance testing and certification processes for proprietary products Strong knowledge of Linux process management, memory management, IPC, shared memory, init systems (SystemV/SystemD), and multithreading Understanding of Linux services such as httpd, sshd, ntpd, OpenVPN, FTP server, MQTT, and Samba Knowledge of full-stack web development, including HTML5, PHP, web servers, and SQLite Familiar with Object-Oriented Programming (OOP) using C++, Java, or C# for component-based development Skilled in implementing secure communication and authentication for application security and data handling Working knowledge of build tools like Makefile and CMake, and source control systems like Git. Experience with unit testing and functional testing Understanding of Agile (Scrum) methodology Ability to work effectively in cross-functional teams across different geographical locations. Preferred/Good to have skills Basic understanding of Sedona framework, including Sedona programming and kit development. Knowledge of the Sedona VM runtime environment for executing applications and services. Experience in performing static code analysis and resolving security issues and vulnerabilities. Familiarity with Embedded Linux build tools such as Buildroot, OpenWRT, or Yocto. Knowledge of shell scripting and Python programming. Basic understanding of Docker containers and Jenkins build servers. Johnson Controls is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, status as a qualified individual with a disability, or any other characteristic protected by law. For more information, please view EEO is the Law. If you are an individual with a disability and you require an accommodation during the application process, please visit www.johnsoncontrols.com/tomorrowneedsyou

Job Summary: We are looking for an experienced and passionate Senior Software Engineer with deep expertise in VPN protocols, TLS security, and Quantum-Safe Cryptography to join our cybersecurity product team. In this role, you will lead the design, development, and integration of secure communication protocols, ensuring privacy and resilience against evolving cyber threats—including those posed by quantum computing. You’ll contribute to building next-generation secure networking systems for enterprise-grade deployments. Key Responsibilities: • Design, implement, and maintain secure VPN protocols (e.g., IPsec, OpenVPN, WireGuard, SSTP, L2TP,etc.) • Develop and enhance TLS-based secure communication channels • Integrate Quantum-Safe Cryptographic Algorithms like ML-KEM, ML-DSA, and SLH-DSA into secure protocol workflows • Collaborate with cross-functional teams to deliver high-performance and scalable security modules • Optimise performance and reliability of encrypted traffic handling in high-throughput environments • Conduct protocol-level debugging, vulnerability analysis, and patching of identified issues • Ensure compliance with modern cryptographic standards and best practices • Create comprehensive documentation for design, implementation, and testing • Mentor junior engineers and contribute to code reviews and architectural decisions • Work closely with security teams to evaluate threat models and ensure resilience. • Adhere to high-quality work standards • Responsible for maintaining the Confidentiality, Integrity and Availability information assets,including business-critical information. Skills and Experience: • BE/BTech in Computer Science, Cybersecurity, or a related field • 6+ years of hands-on software development experience in Python, C, and C++ • Strong understanding and practical experience with TLS and VPN protocols such as IPsec, OpenVPN,WireGuard, SSTP, L2TP, PPTP, SoftEther • Familiarity with Quantum-Safe Algorithms like ML-KEM, ML-DSA, SLH-DSA is highly preferred • Deep knowledge of cryptographic principles, public key infrastructure (PKI), and secure key exchange mechanisms • Experience working on Linux/Unix systems, including networking stack and kernel modules • Exposure to network security tools and traffic analysis (e.g., Wireshark, tcpdump) • Strong problem-solving, debugging, and optimization skills in secure systems development • Good understanding of secure coding practices, threat modeling, and vulnerability assessments • Familiarity with version control tools like Git, CI/CD pipelines, and Agile development practices • Excellent communication, documentation, and collaboration skills • Passion for building cutting-edge security solutions in a fast-paced environment • Knowledge of firewall technologies, packet filters, DPI (Deep Packet Inspection) or similar networking/security systems is a strong plus • Familiarity with packet capture tools (Wireshark/tcpdump) and network debugging techniques • Good grasp of cybersecurity principles, threat detection, and secure coding practices • Familiarity with Git, CI/CD pipelines, and modern development practices • Strong communication and collaboration skills • Bonus: Knowledge of MITRE ATT&CK, OWASP, or experience in building security-focused products Show more Show less

Required Qualifications 15+ years of experience in technical support, helpdesk, or network support leadership roles. 5+ years in a technology service provider, security vendor, or similar tech-based industry. Experience managing teams of 50+ individuals across diverse functions. Bachelor's degree preferred or equivalent combination of education and experience. Certifications such as CompTIA Linux+, Network+, CCNA are advantageous but not required. Required/Expected Technical Skill Set Remote desktop support & enterprise networking. VPN technologies (IPsec, OpenVPN), firewalls (Cisco, SonicWall). Virtualization (VMWare, Hyper-V), cloud platforms (AWS, Azure). Operating systems (Linux, MacOS, Windows). Security protocols (TLS/SSL, AES), networking (TCP/IP, DNS, DHCP). Familiarity with ticketing platforms (ServiceNow, Zendesk, ConnectWise). Show more Show less

Cloudways - A DigitalOcean.Com Company is hiring for people who wish to grow in a dynamic Technical Support environment. Our ideal candidate is a customer focused individual that leverages his/her technical expertise for giving best support that benefits our users. Above all, we need individuals who are enthusiastic about working in a fast-paced, highly dynamic, and rewarding cross-functional setting. What You’ll Be Doing Provide best support and solutions to our Customers through tickets, chat, emails, Premium Slack, phone. A desire to help customers, and a strong sense of empathy for their needs. Demonstrate strong teamwork in a 24/7 environment, with flexibility in rotating shifts, including nights, weekends, public holidays. Be able to cater complex queries on chats/tickets and provide support to juniors with the rest of chats/tickets. Be able to cater complex cloudways infrastructure issues and escalate them in a timely manner to Team leads if necessary. Go through the chats & tickets on a weekly basis and check for the repeated issues which can be suggested as incremental improvements to devops and present them to Team Leads. Be able to automate any procedure with the current operations that can save team time. Monitor and react to different abuse reports (Slack and emails, etc.) in close coordination with crossfunctional teams. Help junior team members with reaction to Alerts where needed on monitoring frameworks. (slack, sensu and zabbix) Proficient in diagnosing and troubleshooting technical issues through live chat is PLUS Job Specification BS/BE in Computer Science/Engineering or related field having 4-5 years of relevant work experience. Sound concepts and knowledge of programming (PHP knowledge, and preferably intermediate knowledge of some other languages like Javascript, HTML, CSS, Bash and Python knowledge would be a plus.) Strong-Advanced knowledge of Linux operating environments (Debian, Ubuntu, Centos) and different web technologies (apache, nginx, varnish, memcache, mysql, apc, php-fpm, etc). Advanced skill level in system performance troubleshooting. Knowledge of different services ((GIT, SMTP, DNS, OpenVPN, postfix, crons, SSL, Sensu) Analysis of logs (sys, stack). Debugging of open source application related issues. Ability to cope up with new / unknown technical issues. Initiative in tackling new problems with an imaginative approach Strong knowledge of web applications migration process (unknown issues, CMS migration, troubleshooting, perfection, Cpanel & other hostings knowledge, advance cli commands to pull data) Working experience in PHP based Open Source web applications (Preferably: WordPress, Drupal, Magento etc). Good experience with MySQL. Good knowledge of monitoring tools like Opsgenie and Sensu etc. Possess excellent analytical and decision making skills. Should be an independent player who would be able to work independently on shifts. Strong verbal and written communication skills are necessary due to the dynamic nature of collaborations with customers. Strong understanding of systems and troubleshooting techniques. Should be process oriented and Proactive. Strong interpersonal and teaming skills - ability to set and enforce processes. Ability to operate in an Agile and Kanban environment. Good knowledge of cloud infrastructure environments (like AWS, GCE etc.). Experience in 24x7 production operations, preferably supporting a highly available environment for PaaS/cloud service providers. Good mentorship skills. Why You’ll Like Working for Cloudways - A DigitalOcean.com Company: We reward our employees. The salary range for this position is based on relevant years of experience and skills. Employees may qualify for a bonus in addition to base salary; bonus amounts are determined based on company and individual performance. We also provide equity compensation to eligible employees including grants of equity upon hire and the option to participate in our Employee Stock Purchase Program. We value development. You will work with some of the smartest and most interesting people in the industry. We are a high-performance organization that is always challenging our teams and employees to continuously grow. We maintain a growth mindset in everything we do and invest deeply in employee development through formalized mentorship and other internal programs. We provide all employees with reimbursement for relevant conferences, training, and education. We care about your well-being. In addition to cash and equity compensation, we also offer employees a competitive array of benefits. It includes health insurance, unlimited vacation, retirement benefits, a generous parental leave program, and additional resources to support employees' overall well-being. While the philosophy around our benefits is the same worldwide, specific benefits may vary in other countries due to local regulations and preferences. We value diversity and inclusivity. We are an equal opportunity employer and we do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. This job is located in Hyderabad, India Show more Show less

Company: Zarnox Location: Remote / Bangalore (preferred for meetups) Compensation: Equity-based Partnership (No initial investment required) About the Opportunity: Zarnox is a next-gen cybersecurity startup building a privacy-first VPN and security platform for modern users and businesses. As a Technical Co-Founder , you will own the product architecture, server deployment, encryption mechanisms, and overall security framework. This is an opportunity to be at the forefront of digital privacy and cybersecurity in India and beyond, tapping into a rapidly growing market. What You’ll Do: Architect and build a robust, scalable VPN infrastructure (client and server side) Implement top-tier encryption, DNS protection, IP masking, and kill-switch features Manage deployments on cloud platforms (Oracle, AWS, or self-hosted) Ensure compliance with global security standards and protocols (OpenVPN, WireGuard, IKEv2, etc.) Collaborate on UI/UX for mobile and desktop apps Handle continuous integration, performance monitoring, and security audits What We’re Looking For: Proficient in low-level networking, VPN protocols, Linux server management Strong experience in cybersecurity, networking, and backend systems Prior experience building VPN apps, firewalls, or secure applications Familiarity with DevOps tools, containerization (Docker), and CI/CD pipelines Security-first thinker with an eye on privacy regulations (GDPR, etc.) Why Join Us? Equity ownership in a product that champions digital freedom Opportunity to shape a security product from the ground up Direct access to a fast-growing B2C and B2B market Be a founder in a high-impact tech startup with global ambitions Show more Show less

Job Information Number of Positions 1 Date Opened 05/20/2025 Job Type Full time Industry Technology City Bangalore South State/Province Karnataka Country India Zip/Postal Code 560066 Job Description Key Responsibilities Bring up OpenWRT on multiple hardware targets (MediaTek, Qualcomm, etc.) Create and maintain custom OpenWRT firmware images using ImageBuilder/Buildroot Integrate and debug 4G/5G modems (Quectel, Sierra, etc.) using QMI, MBIM, PPP Develop debug utilities and monitoring tools in Python, shell, or C for diagnostics Customize and extend the LuCI web interface for configuration and diagnostics Handle network driver integration , kernel configuration, and system-level tuning Troubleshoot hardware-software issues using logs, serial consoles, and kernel tools Work closely with hardware, QA, and platform teams for complete modem stack validation Support multi-WAN , link failover , and routing policies in real-world deployments Core Technical Skills Strong expertise in OpenWRT internals (UCI, netifd, procd, ubus, hotplug) Solid knowledge of QMI, MBIM , and modem tools like uqmi, libqmi, ModemManager Experience with virtual Ethernet interfaces exposed by WWAN devices Proficient in C and Python development for embedded utilities and system tools Skilled in shell scripting and automation within OpenWRT environments Experience customizing the LuCI web UI for configuration and diagnostics Excellent troubleshooting skills using strace, tcpdump, usbmon, sysfs/procfs Hands-on with driver integration for Ethernet, Wi-Fi, WWAN modules Working knowledge of multi-WAN , mwan3 , VLANs , firewall rules , and routing Familiarity with firmware packaging , ipk feed management, and OTA updates Networking Knowledge Deep understanding of TCP/IP, NAT, DHCP, DNS, VLAN, QoS , and VPN technologies Experience with WireGuard, OpenVPN, or SoftEther on embedded devices Complementary Skills Knowledge of Git and experience working with CI/CD pipelines for firmware Exposure to Yocto , Buildroot , or other embedded Linux distros Awareness of secure firmware practices (HTTPS for LuCI, config hardening, key mgmt) Basic understanding of hardware watchdogs, SIM failover , and device tree overlays Ability to document technical work clearly for internal and field teams Soft Skills Strong debugging and problem-solving mindset Ability to work independently in a fast-paced, high-ownership environment Comfortable collaborating across hardware, QA, and cloud teams Detail-oriented and proactive in identifying issues before they impact the field