Systems and Network Administrator – Global Infrastructure

5 years

0 Lacs

Posted:1 day ago| Platform: Linkedin logo

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Work Mode

Remote

Job Type

Full Time

Job Description

  • Job Summary
We are looking for a dynamic and experienced Systems and Network Administrator to join our global IT team. This role will be responsible for supporting and evolving a modern hybrid infrastructure that spans on-premises data centers, cloud platforms, and globally distributed networks. The ideal candidate should be well-versed in next-generation network technologies, security best practices, system migrations, and multi-region infrastructure support. A strong drive to learn, adapt, and contribute proactively is essential.

Key Responsibilities

Infrastructure & Systems Operations

  • Administer and optimize physical and virtual servers across global sites.
  • Manage hybrid environments that include both on-prem and public cloud platforms.
  • Monitor and enhance performance, availability, and capacity of systems.
  • Automate recurring tasks and improve system reliability using scripting and orchestration tools.

Network Engineering & Modernization

  • Design, deploy, and manage enterprise networks including site-to-site, remote access, and cloud connectivity.
  • Support the transition to software-defined networking (SDN/SD-WAN) and other modern networking technologies.
  • Maintain routing, switching, segmentation, VPNs, wireless infrastructure, and high availability configurations.
  • Proactively monitor, troubleshoot, and resolve network issues across multiple time zones.

Cloud & Migration Projects

  • Contribute to cloud adoption, migration, and modernization initiatives across infrastructure and applications.
  • Support identity federation, secure access, and cloud-based networking configurations.
  • Assist in workload migrations between environments while ensuring minimal downtime and maximum security.

Security & Compliance

  • Apply industry-standard security best practices across systems, networks, and web-facing platforms.
  • Ensure secure configuration, access control, and data protection policies are enforced across all environments.
  • Collaborate with internal security teams on patch management, threat detection, and compliance audits.
  • Support logging, monitoring, and alerting integrations with centralized systems (e.g., SIEM).

Web Infrastructure & Secure Hosting

  • Administer hosting environments for corporate and product websites, ensuring availability, performance, and security.
  • Implement web security layers such as encryption, secure DNS, firewalls, and attack mitigation practices.

Documentation & Operational Readiness

  • Maintain accurate documentation of network topologies, IP schemas, system configurations, and procedures.
  • Create infrastructure playbooks, support runbooks, and change control records.
  • Contribute to DR/BCP planning and regularly test backup and recovery processes.

Collaboration & Support

  • Provide Tier 2/3 support for escalated infrastructure incidents.
  • Collaborate with globally distributed teams to support critical projects and service uptime.
  • Participate in infrastructure upgrades, migrations, and innovation initiatives.

Qualifications

Education & Certifications

  • Bachelor's degree in Information Technology, Computer Science, or related field.
  • Relevant certifications (networking, cloud, virtualization, or security) are a plus.

Experience

  • 5+ years of experience in enterprise system and network administration roles.
  • Strong background in managing modern infrastructure across on-prem and cloud environments.
  • Experience in network modernization projects including SDN, SD-WAN, or zero trust implementations.
  • Familiarity with cloud IaaS/PaaS platforms, directory services, and hybrid identity management.

Skills & Competencies

  • Solid understanding of core infrastructure services: DNS, DHCP, VPN, VLANs, firewalls, access controls.
  • Experience with virtualization, cloud-based workloads, and scripting languages (e.g., PowerShell, Bash).
  • Comfortable with monitoring tools, system health checks, and performance tuning.
  • Strong analytical, communication, and troubleshooting skills.
  • Self-motivated, eager to learn, and enthusiastic about supporting a global organization.
At Nextracker, we are leading in the energy transition, providing the most comprehensive portfolio of intelligent solar tracker and software solutions for solar power plants, as well as strategic services to capture the full value of solar power plants for our customers. Our talented worldwide teams are transforming PV plant performance every day with smart technology, data monitoring and analysis services.For us at Nextracker, sustainability is not just a word. It's a core part of our business, values and our operations. Our sustainability efforts are based on five cornerstones: People, Community, Environment, Innovation, and Integrity. We are creative, collaborative and passionate problem-solvers from diverse backgrounds, driven by our shared mission to provide smart solar and software solutions for our customers and to mitigate climate change for future generations.

Culture is our Passion

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