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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Engineering System Administrator, Principal - **Company:** Centrus Energy - **Location:** Oak Ridge, TN, United States - **Experience:** Experienced - **Salary:** $83,753.0 - $167,506.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Systems Engineering, Computer Clusters, Configuration Management, CompTIA Security+, Linux, Fault Tolerance, Monitoring of Systems, Health Information Management, Supervisory Control and Data Acquisition (SCADA), Hyper-V, Python (Programming Language), Kernel-Based Virtual Machine, Linux System Administration, Linux Servers, Microsoft Software, Windows PowerShell, Red Hat Enterprise Linux, Ansible, Security Information and Event Management, Data Streaming, Systems Architecture, Virtualization Technology, Software Vulnerability Management, Data Logging, System Availability, Grafana, SolarWinds (Software), Operational Systems, Splunk, Vmware - **Published:** August 6, 2026 - **Apply:** https://www.juju.com/job/00000000glrl38 ## About the Role * 5-10+ years as a Systems Engineer or Architect, including 3+ years supporting OT/ICS or critical infrastructure * Strong experience with Windows/Linux administration, virtualization (VMware, Hyper-V, KVM), and storage systems * Background with SCADA/ICS architectures, HMIs, engineering workstations, and historians * Working knowledge of NIST cybersecurity frameworks * Hands-on experience with configuration management, patching, imaging, and lifecycle processes * Experience supporting operational environments such as energy, nuclear, accelerator, national lab, or 24/7 mission systems * Ability to collaborate seamlessly across engineering, cybersecurity, operations, and research groups Preferred Qualifications * Certifications: CISSP, Security+, GICSP, Microsoft/Linux engineering certs, VMware VCP, Red Hat, ISA/IEC 62443 * Experience in secure or high-hazard environments (nuclear, accelerator, etc.) * Familiarity with OT monitoring tools (Nozomi, Claroty, Dragos) and SIEM platforms * Background designing resilient architectures for scientific or experimental workloads * Experience with cyber assessments and configuration management processes Work Environment * On-site role supporting secure or mission-critical operations * Participation in an on-call rotation may be required * PPE may be required in certain facilities * Travel across site facilities, plants, experimental areas, or secured zones * Must be eligible for a Q clearance How Success Will Be Measured * Increased reliability, security, and supportability of OT/ICS systems * Alignment with NIST and DOE cybersecurity expectations ## Description Systems Engineer / Systems Architect - Operational Technology (OT), Control Systems & DOE Critical Infrastructure 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. What You'll Do Systems Architecture & Design * Build secure, resilient system architectures for high-consequence OT and control-system environments * Design solutions aligned with NIST 800-82, NIST 800-53/171, and ISA/IEC 62443 * Engineer systems supporting SCADA, PLC/DCS, building automation, power distribution, and other mission systems * Define architectures for deterministic behavior, high availability, and fault tolerance * Maintain configuration baselines, lifecycle documentation, and system design records Systems Engineering, Deployment & Operations * Deploy and manage Windows/Linux servers, virtualization platforms, storage, and clustered systems * Integrate OT/ICS systems with authentication, monitoring, patching, and secure remote access services * Support SCADA/HMI servers, historians, engineering workstations, and other OT workloads * Ensure secure, reliable data flows between OT and enterprise/DMZ environments * Develop inventories, diagrams, SOPs, and configuration documentation OT Security & DOE Compliance * Implement required NIST-aligned security controls and DOE cybersecurity directives * Support vulnerability management, patching, and secure system baselines * Participate in cyber and operational readiness assessments * Integrate systems with cybersecurity monitoring, logging, and detection platforms * Support privileged access, vendor access, and secure identity workflows in OT spaces Automation, Monitoring & Sustainment * Create safe automation using PowerShell, Python, Ansible, or similar tools * Deploy and maintain monitoring and observability platforms (Splunk, Elastic/Grafana, SolarWinds, Nozomi/Claroty) * Perform root-cause analysis and support cyber or operational incident response ## Related Videos - [Our journey with Spring Boot in a microservice architecture](https://www.wearedevelopers.com/videos/511-our-journey-with-spring-boot-in-a-microservice-architecture) - [WebAssembly: The Next Frontier of Cloud Computing](https://www.wearedevelopers.com/videos/972-webassembly-the-next-frontier-of-cloud-computing) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Generating code with Angular schematics](https://www.wearedevelopers.com/videos/129-generating-code-with-angular-schematics) - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) ## Related Articles - [A Guide to Green Tech and Green IT Careers](https://www.wearedevelopers.com/magazine/374-a-guide-to-green-tech-and-green-it-careers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers)