Cyber Systems Administrator/Control Systems Cybersecurity - DLA

Nemean Solutions, LLC; Columbus (OH); On-site; USD 120,000 - 180,000; Full time

Job summary

Nemean Solutions, LLC is seeking a Lead Cyber Systems Administrator to manage on-site cybersecurity for building automation, metering, and control systems at a federal site. You will lead daily security operations, coordinate with the government’s remote security team, and ensure compliance for Authority to Operate (ATO) efforts.

You will mentor RMF specialists, oversee RMF documentation, and drive vulnerability remediation while maintaining audit-ready artifacts and secure OT environments.

Qualifications

• Bachelor’s degree preferred or equivalent experience.
• Hands-on cybersecurity in a federal/DoD environment.
• Experience with RMF from initiation to monitoring.
• Mentoring cybersecurity personnel.
• Familiarity with NIST SP 800-53/82, CNSSI 1253.

Responsibilities

• Lead daily cybersecurity operations for facility/control systems.
• Mentor RMF specialists and review work.
• Coordinate with facility, OEMs, and remote gov teams.
• Run scans, analyze results, drive remediation.
• Create RMF docs and security artifacts for audits.
• Contribute to risk assessment and system categorization.
• Maintain inventory of systems and documentation.
• Enforce best practices and separation of duties.
• Represent readiness in customer meetings and reviews.
• Lead cyber phase-in and ramp-up activities.

Skills

RMF experience

DoD 8140 IAM Level I

Cybersecurity leadership

Vulnerability management

Technical documentation

Stakeholder coordination

Liaison with government teams

Education

Bachelor’s degree or equivalent

Tools

DoD cybersecurity tools

Job description

Description

Nemean Solutions, headquartered in Sierra Vista, AZ, is a certified SBA 8(a) Native Hawaiian Organization (NHO) and veteran-operated company providing advanced Military Intelligence, Enterprise and Cloud IT services, Cybersecurity, Special Operations Forces (SOF) Exercise and Training, and niche Program Support and Professional Services to Federal and State Agencies supporting the US Government Defense, Intelligence and Aerospace sectors.

Job Overview:

The Cyber Systems Administrator (Lead) serves as the on-site cybersecurity authority for a federal customer’s building automation, utility, metering, and facility-related control systems. This hands‑on leadership position oversees daily cybersecurity operations, supports secure and resilient operational technology (OT) environments, and coordinates with the Government’s remote cybersecurity organization to maintain compliance and support Authority to Operate (ATO) efforts.

Essential Duties & Responsibilities:

• Lead daily cybersecurity operations for facility and control systems — patching, hardening, monitoring, and compliance.
• Supervise and mentor two RMF Specialists, reviewing work and developing their technical capabilities
• Act as the on-site liaison between the facility team, OEM vendors, and the government’s remote cybersecurity team, ensuring alignment with enterprise-level security requirements.
• Run vulnerability scans, analyze results, and drive remediation to completion.
• Oversee creation of RMF documentation and security artifacts, ensuring accuracy and audit-readiness.
• Support system categorization and risk assessment by translating local technical information for stakeholders working off‑site.
• Build and maintain a reliable inventory of systems, software, and documentation.
• Enforce cybersecurity best practices and separation of duties across the team.
• Represent on‑site readiness during recurring customer meetings, workshops, and program reviews.
• Lead the cyber phase‑in and transition efforts during ramp‑up, ensuring smooth collaboration with the broader government cyber organization.

Requirements

Minimum Requirements/Education:

• Bachelor’s degree preferred but is not required; equivalent experience, technical training, military service, or relevant industry certifications will be considered.
• Hands‑on cybersecurity or systems administration experience in a federal, DoD, or similarly complex technical environment.
• Experience supporting the Risk Management Framework (RMF) process from initiation through assessment, authorization support, and ongoing monitoring.
• Experience leading or mentoring cybersecurity personnel.
• Working knowledge of federal cybersecurity frameworks, including FIPS 199/200, NIST SP 800-53, NIST SP 800-82, and CNSSI 1253.
• Must meet DoD 8140.03 certification requirements for the assigned role (identified as IAM Level I), such as CompTIA Security+ CE.
• Must obtain the applicable role‑based computing environment certification before privileged access, within 180 days of the first day of employment.
• Experience using DoD cybersecurity tools for vulnerability scanning, compliance checking, and endpoint security.
• Strong vulnerability management skills, including scanning, triage, remediation, and tracking.
• Ability to produce clear, accurate, and audit‑ready technical documentation.
• Ability to coordinate with program managers, security personnel, engineers, vendors, and remote cybersecurity stakeholders.

Preferred Skills:

• DoD 8140 IAM Level II certification.
• Experience with OT/ICS/SCADA or facility‑related control systems (e.g., building automation, advanced metering).
• Knowledge of the Purdue Enterprise Reference Architecture.
• Experience supporting ATO or ATC efforts.
• Familiarity with FedRAMP and Zero Trust principles.
• Linux administration experience.
• Prior DLA customer experience.

Security Requirement:

• Must be a US Citizen with the ability to obtain & maintain a Secret security clearance.