Senior Linux Systems Administrator - 242643

About The Role

We are seeking an experienced Senior Linux Systems Administrator to join the team responsible for managing and maintaining our high-performance, multi-user Linux server environment and CI/CD pipelines. This hands-on role is critical to the daily operations of our research and engineering groups. The ideal candidate will possess a strong background in Linux system administration, proficiency in Python for updating and maintaining custom tooling, and the technical capability to provide high-tier support to our engineering users. As a proactive, self-learner individual, you take initiative, work independently, and actively identify opportunities for operational improvement and bring new ideas to the table.

Responsibilities

• Core Infrastructure: Manage and scale our large-scale AWS-hosted Linux server environment, ensuring high availability and performance.
• Tooling & Automation: Architect and maintain custom Python-based solutions for automation, internal dashboards, and self-hosted services.
• Engineering Enablement: Provide high-level support for our internal users, resolving complex environment and connectivity challenges to keep the team unblocked.
• Pipeline Reliability: Own the health and optimization of our CI/CD pipelines (Jenkins/GitHub Actions).
• Security & Governance: Proactively manage system hardening, backups, and routine security audits.

Requirements

• 5+ Years of provable hands-on Linux system administration experience - MUST
• Certifications such as RHCSA, RHCE, or Linux+
• Proficiency in managing multi-user Linux environments including clients and servers.
• Experience working with AWS - MUST
• Strong scripting skills in Bash and Python for automation and tooling.
• Experience integrating and configuring modern developer tools (e.g., Cursor) into the server environment.
• Knowledge of networking fundamentals and security best practices.
• Experience with CI/CD processes (e.g., Jenkins, Github workflow)
• Strong communication skills with the ability to assist users of varying technical expertise.
• Knowledge with containerization technologies (e.g., Docker).