Cyber Systems Administrator, Control Systems Cybersecurity

Job overview

The Cyber Systems Administrator, Control Systems Cybersecurity role is onsite in Columbus, OH. Compensation is not specified. Agile Defense supports national security and critical civilian missions; this position supports a federal customer's building and facility control systems. The role serves as the onsite cybersecurity authority, overseeing daily security operations and connecting the facility team with the government's broader cybersecurity organization. It helps keep building automation, utilities, and metering systems secure, resilient, compliant, and audit-ready while guiding the customer toward maintaining its Authority to Operate.

What you'll do

• Lead daily cybersecurity operations for facility and control systems, including patching, hardening, monitoring, and compliance
• supervise and mentor two RMF Specialists
• liaise among the facility team, OEM vendors, and remote government cybersecurity team
• run vulnerability scans and drive remediation
• oversee RMF documentation and security artifacts
• support system categorization and risk assessment
• maintain system, software, and documentation inventories
• enforce cybersecurity best practices and separation of duties
• represent onsite readiness in customer meetings and reviews
• lead cyber phase-in and transition efforts.

What we're looking for

Skills & competencies

cyber systems administrator

control systems cybersecurity

columbus oh

onsite

federal customer

facility control systems

rmf

vulnerability management

security compliance

secret clearance eligibility

u.s. citizenship

dod 8140.03 iam level i

security+ ce

no bachelor's degree required

Work arrangement

• Weekend coverage required

Why this role

Requires U.S. citizenship and ability to obtain and maintain a Secret security clearance, DoD 8140.03 IAM Level I certification such as Security+ CE, and a role-based computing environment certification before privileged access within 180 days. A bachelor's degree is not required; equivalent experience, technical training, or industry certifications are considered.

About the employer

Agile Defense is hiring for this role. Industry: Administrative Management and General Management Consulting Services. Sector: 54.