IT System Administrator Technical Specialist

Ribbon Communications; Bengaluru; On-site; INR 1,200,000 - 1,800,000; Full time

Job summary

Ribbon Communications in Bengaluru is seeking an experienced Linux Administrator to join the IT operations team. You will manage Linux OS installation, configuration, security hardening, and performance tuning across run-time environments.

The role emphasizes Linux networking, virtualization, and automation with Puppet, Ansible and Jenkins, plus shell scripting and collaboration with cross-functional teams to ensure reliable, scalable services. 8–12 years of relevant experience is required.

Qualifications

• High-level skills in Linux OS system administration.
• Comprehensive knowledge in Linux networking.
• Knowledge and experience in Linux OS hardening.
• Good knowledge on Linux virtualization and automation tools (Puppet, Ansible, Jenkins).
• Comprehensive knowledge and wide experience in shell scripting.
• Good human relations, high motivation, multi-tasking, team player.

Responsibilities

• Development and support of Linux OS installation, upgrade and configuration procedures and tools.
• Application Life-Cycle tools and procedures: development and support
• Computing, networking and peripheral hardware configuration and setting for Run-Time environments.
• Applications and OS performance analysis and performance tuning.
• Development environment and tool support.
• Linux OS Security hardening, settings and tuning.

Skills

Linux admin

Networking

Hardening

Automation tools

Shell scripting

Team player

Tools

Puppet

Ansible

Jenkins

VMware

Job description

About Us

Ribbon Communications (Nasdaq: RBBN) delivers communications software, IP and optical networking solutions to service providers, enterprises and critical infrastructure sectors globally. We engage deeply with our customers, helping them modernize their networks for improved competitive positioning and business outcomes in today’s smart, always-on and data-hungry world. Our innovative, end-to-end solutions portfolio delivers unparalleled scale, performance, and agility, including core to edge software-centric solutions, cloud-native offers, leading-edge security and analytics tools, along with IP and optical networking solutions for 5G.

https://ribboncommunications.com/

Responsibilities

• Development and support of Linux OS installation, upgrade and configuration procedures and tools.
• Application Life-Cycle tools and procedures: development and support
• Computing, networking and peripheral hardware configuration and setting for Run-Time environments.
• Applications and OS performance analysis and performance tuning.
• Development environment and tool support.
• Linux OS Security hardening, settings and tuning.

Skills Required

• High level skills in Linux OS system Administration.
• Comprehensive knowledge in Linux networking
• Knowledge and experience in Linux OS hardening
• Good knowledge on Linux virtualization and automation tools (Puppet,Ansible,Jenkins)
• Comprehensive knowledge and wide experience in shell scripting
• Good human relations, high motivation, multi-tasking, team player

Skills Preferred (optional)

• Understanding of SW development process and tools - desired
• Knowledge in Solaris administration, Zones and ZFS File system - desired
• Experience with RDBMS (oracle) + SQL language - Advantage
• Experience with Oracle Middleware SW - Advantage
• Knowledge in VMware - Advantage
• Perl / Python scripting - Advantage

Experience: 8-12 Years

Please Note:

'All qualified applicants will receive consideration for employment without regard to race, age, sex, color, religion, sexual orientation, gender identity, national origin, protected veteran status, on the basis of disability, or other characteristic protected by applicable law.'