Engineering System Administrator, Principal

Make an Impact Where It Matters Most Are you energized by solving complex engineering challenges that directly support national security, energy reliability, and scientific innovation? We’re looking for a Systems Engineer / Systems Architect who thrives in mission‑critical environments and is ready to take on a role where their work truly makes a difference. In this position, you’ll design, secure, and sustain the control systems and OT infrastructures that keep essential DOE and energy‑sector operations running—spanning nuclear facilities, accelerator systems, experimental platforms, and site‑wide operational technologies. You’ll work at the intersection of OT engineering, cybersecurity, facility operations, and research programs to deliver resilient, well‑architected systems aligned with NIST frameworks and DOE requirements. If you enjoy systems engineering with real‑world impact, this is a unique opportunity