Sr Linux Engineer

24 hours ago

Hyderabad, Telangana, India Metasys Technologies Full time ₹ 20,00,000 - ₹ 25,00,000 per year

Sr Linux Engineer with C (Mandatory)

Location: Hyderabad, Chennai, Pune, Bangalore, Gurugram, Noida

We are looking for an experienced Solution Architect to design and lead the modernization of a 15-year-old backend platform built in
C on Red Hat Enterprise Linux 4
, with the goal of migrating and running it on
AlmaLinux 9
in the
Amazon Web Services (AWS)
cloud.

This role will focus on
porting, refactoring, and rearchitecting legacy C code
to work on a modern Linux environment and defining the
cloud-ready architecture, roadmap, and migration plan.

Key Responsibilities

  • Perform deep-dive assessment of existing RHEL4-based C application stack, dependencies, IPC mechanisms, flat file systems, and cron/night job processes.
  • Identify obsolete libraries, system calls, and deprecated functionalities that require rewriting or alternative implementation for AlmaLinux 9.
  • Create a robust target architecture on AWS leveraging EC2, networking, IAM, and security best practices.
  • Build a phased migration and modernization roadmap, including cost and effort estimation.
  • Define build and compilation toolchains, CI/CD approach, and testing strategies for the modernized C codebase.
  • Collaborate with TuxCare consulting team to leverage expertise on legacy OS support and compatibility layers.
  • Document all findings, prepare proposal decks, and support presales/solutioning discussions.

Required Skills & Experience

  • 12+ years of experience in Linux systems engineering and solution architecture.
  • Deep knowledge of Red Hat Enterprise Linux and AlmaLinux operating systems and their libraries.
  • Hands-on experience designing and deploying workloads on Amazon Web Services (AWS).
  • Familiarity with low-level Linux concepts: IPC, shared memory, semaphores, signals, and system daemons.
  • Experience with refactoring/modernizing legacy codebases for compatibility with modern OS and libraries.
  • Strong documentation, estimation, and solution proposal skills.
  • Experience migrating monolithic C systems to modular or containerized architectures

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