Sr. Systems Administrator

Overview

BigBear.ai is seeking a Senior Systems Administrator to join a mission-focused engineering team supporting the sustainment, reliability, and security of two critical operating environments. This is a full-time, onsite role based in Washington, D.C., requiring a hands-on administrator who thrives in a high-availability setting, partners effectively with developers and cybersecurity stakeholders, and applies strong technical judgment to keep complex systems stable, compliant, and operational. You will help ensure services remain performant and secure, quickly diagnose and resolve issues, and contribute to continuous improvement across build, deployment, monitoring, and configuration practices.

What you will do


+ Administer and sustain Linux-based operating environments supporting critical applications and services

+ Apply senior-level systems administration expertise across high-impact assignments, prioritizing uptime, performance, ...