Job Description: System Administrator (with Strong Kubernetes Expertise) Position Overview We are seeking an experienced System Administrator with deep expertise in Kubernetes and modern infrastructure management. The ideal candidate will be responsible for ensuring the stability, scalability, and security of our infrastructure across on-premises and cloud environments. This role requires strong skills in Linux systems, container orchestration, and automation, along with the ability to troubleshoot complex issues in distributed systems. Key Responsibilities: Kubernetes Operations · Deploy, configure, upgrade, and maintain Kubernetes clusters (on-prem and/or cloud). · Manage and optimize workloads, namespaces, RBAC, storage classes, ingress controllers, and monitoring within Kubernetes. · Implement and maintain GitOps or CI/CD workflows for Kubernetes resource deployment. Systems Administration · Administer Linux servers, including package management, patching, and performance tuning. · Manage storage (e.g., Ceph, NFS, cloud block/file stores) and networking for production systems. · Troubleshoot and resolve system, networking, and application issues at both the OS and container orchestration layers. Automation & Tooling · Build and maintain automation scripts and tooling (e.g., Ansible, Terraform, Helm, ArgoCD). · Monitor systems with Prometheus, Grafana, Zabbix, or similar tools; set up alerts and dashboards. · Automate backup, disaster recovery, and capacity planning tasks. Security & Compliance · Implement Kubernetes best practices for cluster security, secrets management, and network policies. · Ensure compliance with company policies, audits, and industry security standards. Collaboration · Work closely with DevOps, developers, and network/security teams to support reliable application delivery. · Participate in on-call rotations and incident response as needed. QualificationsRequired · 3+ years of hands-on Linux systems administration experience. · 2+ years managing Kubernetes clusters in production (K8s internals, kube-proxy, CNI plugins, etc.). · Proficiency with container runtimes (Docker, containerd) and Helm charts. · Experience with infrastructure automation (Terraform, Ansible, or similar). · Strong troubleshooting and debugging skills across systems, networks, and applications. Preferred · Experience with cloud providers (AWS, GCP, Azure) and hybrid deployments. · Familiarity with Ceph, RadosGW, or other distributed storage. · Knowledge of service mesh (Istio/Linkerd), MetalLB, or Kubernetes GPU workloads. · Experience in monitoring/alerting with Prometheus, Grafana, or Zabbix. · Scripting/programming knowledge (Python, Go, or Bash). Soft Skills · Strong analytical and problem-solving abilities. · Excellent written and verbal communication. · Ability to prioritize tasks and manage time effectively in a fast-moving environment. · Collaborative mindset with a focus on reliability and scalability. What We Offer · Competitive salary and benefits package. · Opportunity to work with cutting-edge infrastructure technologies (Kubernetes, Ceph, GPU compute, etc.). · Collaborative, growth-oriented engineering culture. · Exposure to both enterprise-grade and cloud-native environments.
Senior Full Stack Developer Role Overview: We are seeking an experienced Node.js Backend Developer to design, develop, and maintain scalable backend services. The ideal candidate will have strong expertise in Node.js, TypeScript/JavaScript, microservices architecture, database design, and caching strategies, while contributing to code quality, automated testing, and system reliability. Key Responsibilities: · Design, develop, and maintain scalable backend services using Node.js and related frameworks. · Participate in code reviews and ensure adherence to best practices. · Troubleshoot and debug production issues, ensuring system reliability. · Design and implement RESTful APIs and integrate with various data sources. · Work with databases (SQL/NoSQL) and implement caching solutions (e.g., Redis) for optimized performance. · Develop and maintain microservices and containerized applications (Docker/Kubernetes). · Write unit, integration, and contract tests using frameworks like Jest, Mocha, or PactumJS. · Apply asynchronous programming and event-driven design patterns to handle high-concurrency scenarios. · Stay updated with industry trends, emerging technologies, and best practices. · Collaborate effectively with cross-functional teams, including frontend developers, QA, and DevOps. · Design decoupled and maintainable application architectures. Required Skills & Experience: · 5+ years of professional experience with a focus on Node.js development. · Proficiency in JavaScript/TypeScript and associated tooling. · Experience with backend frameworks/libraries such as Express or NestJS. · Strong knowledge of databases (SQL and NoSQL) and database design principles. · Experience with caching solutions like Redis. · Hands-on experience in microservices architecture and containerization (Docker, Kubernetes) for 2+ years. · Understanding of asynchronous programming, event-driven architecture, and decoupled systems. · Experience with testing frameworks (Jest, Mocha, PactumJS) and automated testing principles. · Excellent problem-solving, analytical, communication, and collaboration skills. Nice to Have: Experience with NestJS framework. Exposure to cloud platforms (AWS, Azure, GCP). Knowledge of CI/CD pipelines and DevOps practices. Development experience on Ubuntu/Linux environments. Familiarity with Python for scripting or tooling.
Job Description: System Administrator (with Strong Kubernetes Expertise) Position Overview We are seeking an experienced System Administrator with deep expertise in Kubernetes and modern infrastructure management. The ideal candidate will be responsible for ensuring the stability, scalability, and security of our infrastructure across on-premises and cloud environments. This role requires strong skills in Linux systems, container orchestration, and automation, along with the ability to troubleshoot complex issues in distributed systems. Key Responsibilities: Kubernetes Operations · Deploy, configure, upgrade, and maintain Kubernetes clusters (on-prem and/or cloud). · Manage and optimize workloads, namespaces, RBAC, storage classes, ingress controllers, and monitoring within Kubernetes. · Implement and maintain GitOps or CI/CD workflows for Kubernetes resource deployment. Systems Administration · Administer Linux servers, including package management, patching, and performance tuning. · Manage storage (e.g., Ceph, NFS, cloud block/file stores) and networking for production systems. · Troubleshoot and resolve system, networking, and application issues at both the OS and container orchestration layers. Automation & Tooling · Build and maintain automation scripts and tooling (e.g., Ansible, Terraform, Helm, ArgoCD). · Monitor systems with Prometheus, Grafana, Zabbix, or similar tools; set up alerts and dashboards. · Automate backup, disaster recovery, and capacity planning tasks. Security & Compliance · Implement Kubernetes best practices for cluster security, secrets management, and network policies. · Ensure compliance with company policies, audits, and industry security standards. Collaboration · Work closely with DevOps, developers, and network/security teams to support reliable application delivery. · Participate in on-call rotations and incident response as needed. QualificationsRequired · 3+ years of hands-on Linux systems administration experience. · 2+ years managing Kubernetes clusters in production (K8s internals, kube-proxy, CNI plugins, etc.). · Proficiency with container runtimes (Docker, containerd) and Helm charts. · Experience with infrastructure automation (Terraform, Ansible, or similar). · Strong troubleshooting and debugging skills across systems, networks, and applications. Preferred · Experience with cloud providers (AWS, GCP, Azure) and hybrid deployments. · Familiarity with Ceph, RadosGW, or other distributed storage. · Knowledge of service mesh (Istio/Linkerd), MetalLB, or Kubernetes GPU workloads. · Experience in monitoring/alerting with Prometheus, Grafana, or Zabbix. · Scripting/programming knowledge (Python, Go, or Bash). Soft Skills · Strong analytical and problem-solving abilities. · Excellent written and verbal communication. · Ability to prioritize tasks and manage time effectively in a fast-moving environment. · Collaborative mindset with a focus on reliability and scalability. What We Offer · Competitive salary and benefits package. · Opportunity to work with cutting-edge infrastructure technologies (Kubernetes, Ceph, GPU compute, etc.). · Collaborative, growth-oriented engineering culture. · Exposure to both enterprise-grade and cloud-native environments.
Job Title: UC Engineer Location: Chennai Experience: 3+Years Headquarters Dallas, Texas, US Please send your resume to mrponnala@tekvizion.com & sayyawaru@tekvizion.com tekVizion, the collaboration industry’s #1 source for End-to-End continuous testing, interoperability and certification testing is seeking a UC Engineer. tekVizion is a global leader in automated validation of complex real-time communications and collaboration solutions across UCaaS, CCaaS, and CPaaS service domains. Our customers are industry leading technology providers including Cisco, Microsoft, AWS, Poly, and Zoom, leading service providers such as Lumen, Sprint, British Telecom, and Vodafone-Ziggo, and large enterprises with complex collaboration solution requirements. Consistently delivering high-quality collaboration service is more challenging than ever. Complex multi-vendor solutions and the shift to CI/CD models have strained even the strongest teams. tekVizion offers continuous testing and unmatched expertise to keep up with the pace of change with our tekVizion 360 intelligent testing service which combines AI and Robotic Process Automation (RPA) based test automation, extensive test infrastructure, and our people-based test engineering expertise. For more information, visit www.tekvizion.com. Why tekVizion At tekVizion, everything we do is informed by our core beliefs of quality, reliability, and speed-to-market. For 20 years we’ve used these beliefs to guide our own growth as a business, and we worked with leading technology firms like Microsoft, Cisco, AWS, Zoom and others who share the same commitment. Every person at tekVizion brings unique talents and experience. We strive to create small teams with freedom to be creative and solve complex collaboration technology problems. We work continuously to build a culture that empowers our team members to do their best work and make a difference for our company and our customers. We are growing rapidly, and we are laser focused on simplifying and optimizing testing of complex communications and collaboration solutions for our customers. Our tekVizion 360 offer is game changing, but we only win when our employees succeed. We are committed to your growth and development, and to your entire employee experience. Unified Communications (UC) Engineer: The candidate must be independent, highly motivated, and willing to continually learn emerging unified communication technologies. Candidate should be able to prioritize and manage projects from design through implementation, testing and documentation. Position requires a minimum of 6 years of hands- on expertise with enterprise class business communication systems, solutions, and technologies. The Engineer will plan, coordinate, and execute testing (both manual and automated) activities. TheEngineer will also ensure that quality issues and defects are appropsriately identified, documented, tracked, and resolved. Candidate will work with market leading communications products from Microsoft, Cisco and Zoom. As a UC Engineer you will: Deploy, configure, and test customer solutions end to end. Document test results and provide configuration guides. Prioritize, plan, and coordinate testing activities. Analyze and troubleshoot VOIP issues. Develop configuration guides and test report. Regression test automation platform, deploy and support automation tools. Collaborate with cross functional teams and provide subject matter expertise as required. Research new technologies, solutions and provide feedback on continuous improvement. Qualification Required: Experience in Cloud Platforms like Microsoft Azure, Microsoft Teams, Cisco Webex, AWS, Google and Zoom Enterprise voice and Data Center expertise working with collaboration platforms and solutions. Proven track record working with leading UC systems like Cisco, Microsoft, Avaya, Mitel, etc. Hands-on experience with Session Border Controllers, Voice Gateways and Edge Devices Expert level knowledge of VOIP protocols such as SIP, RTP/SRTP including TLS. Experience working with Routing and Switching protocols is an advantage. Experienced in Virtualization platforms VMWare and Hyper-V. Experience in on-Premises Contact Center Solution (UCCE, UCCX, AACC, Avaya Aura Elite, Genesys Engage) & CCaaS - Contact Center as a Service (Webex CC, NICE CX One, RingCentral, Five9, Amazon Connect) is an added advantage. Experience working with Linux and Windows server operating systems. Professional or Expert Level Certifications in Unified Communications is an advantage. Experience in writing clear, concise, and comprehensive test plans and test cases. Background in technical support, quality assurance, software testing or application development will be considered as an advantage, as well as experience in software automation. Education: A Bachelor’s degree in a relevant field is required (Computer Science, Software Engineering, technical management); a master’s degree is a plus.
Job Description: System Administrator (with Strong Kubernetes Expertise) Position Overview We are seeking an experienced System Administrator with deep expertise in Kubernetes and modern infrastructure management. The ideal candidate will be responsible for ensuring the stability, scalability, and security of our infrastructure across on-premises and cloud environments. This role requires strong skills in Linux systems, container orchestration, and automation, along with the ability to troubleshoot complex issues in distributed systems. Key Responsibilities: Kubernetes Operations Deploy, configure, upgrade, and maintain Kubernetes clusters (on-prem and/or cloud). Manage and optimize workloads, namespaces, RBAC, storage classes, ingress controllers, and monitoring within Kubernetes. Implement and maintain GitOps or CI/CD workflows for Kubernetes resource deployment. Systems Administration Administer Linux servers, including package management, patching, and performance tuning. Manage storage (e.g., Ceph, NFS, cloud block/file stores) and networking for production systems. Troubleshoot and resolve system, networking, and application issues at both the OS and container orchestration layers. Automation & Tooling Build and maintain automation scripts and tooling (e.g., Ansible, Terraform, Helm, ArgoCD). Monitor systems with Prometheus, Grafana, Zabbix, or similar tools; set up alerts and dashboards. Automate backup, disaster recovery, and capacity planning tasks. Security & Compliance Implement Kubernetes best practices for cluster security, secrets management, and network policies. Ensure compliance with company policies, audits, and industry security standards. Collaboration Work closely with DevOps, developers, and network/security teams to support reliable application delivery. Participate in on-call rotations and incident response as needed. QualificationsRequired 3+ years of hands-on Linux systems administration experience. 2+ years managing Kubernetes clusters in production (K8s internals, kube-proxy, CNI plugins, etc.). Proficiency with container runtimes (Docker, containerd) and Helm charts. Experience with infrastructure automation (Terraform, Ansible, or similar). Strong troubleshooting and debugging skills across systems, networks, and applications. Preferred Experience with cloud providers (AWS, GCP, Azure) and hybrid deployments. Familiarity with Ceph, RadosGW, or other distributed storage. Knowledge of service mesh (Istio/Linkerd), MetalLB, or Kubernetes GPU workloads. Experience in monitoring/alerting with Prometheus, Grafana, or Zabbix. Scripting/programming knowledge (Python, Go, or Bash). Soft Skills Strong analytical and problem-solving abilities. Excellent written and verbal communication. Ability to prioritize tasks and manage time effectively in a fast-moving environment. Collaborative mindset with a focus on reliability and scalability. What We Offer Competitive salary and benefits package. Opportunity to work with cutting-edge infrastructure technologies (Kubernetes, Ceph, GPU compute, etc.). Collaborative, growth-oriented engineering culture. Exposure to both enterprise-grade and cloud-native environments.