Senior OT Systems Architect for Critical Infrastructure

Centrus-Energy-Corp.; Oak Ridge (TN); On-site; USD 84,000 - 168,000; Full time

Job summary

Centrus Energy Corp. is seeking a Systems Engineer/Systems Architect to design and secure OT infrastructure supporting DOE and energy operations. You will craft architectures for SCADA/ICS, enable high availability, and maintain rigorous baselines and documentation.

You will deploy Windows/Linux servers, virtualization, and enterprise storage, integrating OT with enterprise networks while applying NIST frameworks and DOE requirements. Strong scripting and monitoring experience are essential.

Qualifications

• 5-10+ years as Systems Engineer/Architect, OT/ICS or critical infrastructure exposure preferred.
• Strong Windows and Linux administration experience required.
• Background with SCADA/ICS architectures and HMIs is advantageous.
• Familiarity with NIST cybersecurity frameworks and lifecycle processes.

Responsibilities

• Design secure, resilient architectures for high‑consequence OT environments.
• Engineer, deploy, and operate Windows/Linux servers, virtualization, and storage.
• Implement NIST-aligned security controls and DOE cyber requirements.
• Develop monitoring, automation, and sustainment using scripting and IT tools.

Skills

Systems engineering

Systems architecture

OT/ICS

NIST frameworks

Cybersecurity

Windows admin

Linux admin

Scripting

Tools

PowerShell

Python

Ansible

Splunk

Elastic

Grafana

SolarWinds

Nozomi

Claroty

Dragos

SIEM

Job description

Centrus Energy Corp. is seeking a Systems Engineer/Systems Architect to design and secure OT infrastructure supporting DOE and energy operations. You will craft architectures for SCADA/ICS, enable high availability, and maintain rigorous baselines and documentation.

You will deploy Windows/Linux servers, virtualization, and enterprise storage, integrating OT with enterprise networks while applying NIST frameworks and DOE requirements. Strong scripting and monitoring experience are essential.