C/Linux Modernization Solution Architect

<p><p><b>C/Linux Modernization Solution Architect</b><br/><br/> Location : Noida, Hyderabad, Bangalore, Gurugram.<br/><br/> 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.<br/><br/> 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.<br/><br/><b>Key Responsibilities :</b><br/><br/> - Perform deep-dive assessment of existing RHEL4-based C application stack, dependencies, IPC mechanisms, flat file systems, and cron/night job processes.<br/><br/> - Identify obsolete libraries, system calls, and deprecated functionalities that require rewriting or alternative implementation for AlmaLinux 9.<br/><br/> - Create a robust target architecture on AWS leveraging EC2, networking, IAM, and security best practices.<br/><br/> - Build a phased migration and modernization roadmap, including cost and effort estimation.<br/><br/> - Define build and compilation toolchains, CI/CD approach, and testing strategies for the modernized C codebase.<br/><br/> - Collaborate with TuxCare consulting team to leverage expertise on legacy OS support and compatibility layers.<br/><br/> - Document all findings, prepare proposal decks, and support presales/solutioning discussions.<br/><br/><b>Required Skills & Experience :</b><br/><br/> - 12+ years of experience in Linux systems engineering and solution architecture.<br/><br/> - Strong expertise in C development, compilation toolchains (GCC), and porting legacy code to modern Linux.<br/><br/> - Deep knowledge of Red Hat Enterprise Linux and AlmaLinux operating systems and their libraries.<br/><br/> - Hands-on experience designing and deploying workloads on Amazon Web Services (AWS).<br/><br/> - Familiarity with low-level Linux concepts: IPC, shared memory, semaphores, signals, and system daemons.<br/><br/> - Experience with refactoring/modernizing legacy codebases for compatibility with modern OS and libraries.<br/><br/> - Strong documentation, estimation, and solution proposal skills.<br/><br/> - Experience migrating monolithic C systems to modular or containerized architectures.</p><br/></p> (ref:hirist.tech)