Engineer - Global Network Services

Tata Communications; Mumbai; On-site; INR 400,000 - 600,000; Full time

Job summary

Tata Communications is seeking a proactive Technical Support Engineer with 2–3 years of hands-on experience in Linux, Windows Server administration, GitLab, and networking. You will troubleshoot server infrastructure, network devices, and DevOps tools to ensure high system availability and smooth CI/CD workflows.

The role emphasizes on-call support, incident resolution collaboration across teams, and keeping technical documentation up to date.

Qualifications

• Proven experience in Linux and Windows server environments.
• Hands-on knowledge of GitLab and repository management.
• Familiarity with networking concepts, routing, switching and VPNs.

Responsibilities

• Provide L2 technical support for Linux and Windows servers.
• Install, configure, and troubleshoot Linux and Windows Server environments.
• Monitor server health, performance, and resources.
• Troubleshoot application, OS, and infrastructure issues.
• Manage user accounts, permissions, and services.
• Support GitLab administration, repos, access, branching, and merges.
• Assist DevOps with Git workflows and CI/CD troubleshooting.
• Configure networking including routing, VLANs, DNS, DHCP, NAT and load balancing.
• Support firewall administration and security policies.
• Diagnose connectivity with ping, traceroute, tcpdump, netstat, Wireshark.
• Coordinate with app, DB, network and security teams for resolutions.
• Perform patching, upgrades, and preventive maintenance.
• Maintain SOPs and incident reports; participate in on-call support.

Skills

Linux

Windows Server

Git

GitLab Administration

Networking

Scripting Bash/Python

Troubleshooting

On-call support

Documentation

Communication

Education

Bachelor's degree in Computer Science / Information Technology

Tools

GitLab

VMware / Hyper-V / OpenStack

Nginx / Apache / Keepalived

Wireshark

tcpdump

PowerShell

Shell scripting

PuTTY / WinSCP

Job description

About The Company

Tata Communications Redefines Connectivity with Innovation and IntelligenceDriving the next level of intelligence powered by Cloud, Mobility, Internet of Things, Collaboration, Security, Media services and Network services, we at Tata Communications are envisaging a New World of Communications

Job Description - Technical Support Engineer (Linux / Windows / GitLab / Networking)

Job Title

Technical Support Engineer

Experience

1-3 Years

Job Summary

We are looking for a proactive and technically skilled Technical Support Engineer with 2-3 years of experience in Linux, Windows Server administration, GitLab, and networking. The ideal candidate should possess strong troubleshooting skills and be capable of supporting server infrastructure, network devices, and DevOps tools while ensuring high system availability.

Key Responsibilities

• Provide L2 technical support for Linux and Windows servers.
• Install, configure, and troubleshoot Linux (Ubuntu/RHEL/CentOS) and Windows Server environments.
• Monitor server health, system performance, and resource utilization.
• Troubleshoot application, OS, and infrastructure-related issues.
• Manage user accounts, permissions, and system services.
• Support GitLab administration, repository management, user access, branching, and merge requests.
• Assist development teams with Git workflows and CI/CD pipeline troubleshooting.
• Configure and troubleshoot networking issues including routing, switching, VLANs, DNS, DHCP, NAT, and load balancing.
• Support firewall administration, including policy creation, NAT, ACLs, and security rule implementation.
• Diagnose connectivity issues using tools such as ping, traceroute, tcpdump, netstat, and Wireshark.
• Coordinate with application, database, network, and security teams for incident resolution.
• Perform system patching, upgrades, and preventive maintenance.
• Maintain technical documentation, SOPs, and incident reports.
• Participate in on-call support and production issue handling when required.

Required Skills

• Operating Systems
• Linux (Ubuntu, RHEL, CentOS)
• Windows Server Administration
• Version Control
• Git
• GitLab Administration
• Repository Management
• Branching & Merging
• GitLab CI/CD (basic knowledge)
• Networking
• TCP/IP
• Routing & Switching
• VLANs
• DNS
• DHCP
• NAT
• VPN
• Load Balancing
• Firewall Administration
• Troubleshooting Tools
• SSH
• PuTTY
• WinSCP
• tcpdump
• netstat
• traceroute
• ping
• Wireshark
• Scripting (Preferred)
• Bash Shell Scripting
• PowerShell (basic)
• Monitoring (Preferred)
• Zabbix
• Grafana
• Prometheus

Preferred Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field.
• Knowledge of virtualization technologies such as VMware, Hyper‑V, or OpenStack is an advantage.
• Basic understanding of cloud platforms (AWS, Azure, or GCP) is desirable.
• Experience with HAProxy, Nginx, Apache, or Keepalived is a plus.
• Soft Skills
• Strong analytical and troubleshooting skills.
• Excellent communication skills.
• Ability to work independently and within a team.
• Good documentation skills.
• Ability to handle multiple incidents in a fast‑paced environment.
• Willingness to learn new technologies.

Preferred Certifications (Optional)

• RHCSA
• Microsoft Certified: Windows Server
• CCNA
• LPIC
• GitLab Certified Associate (preferred)