ISSO for DoD Cyber Range | RMF & A&A Expert

Seneca Holdings; Charleston (SC); On-site; USD 100,000 - 150,000; Full time

Job summary

Seneca Holdings seeks a highly motivated Information Systems Security Officer (ISSO) to support the National Cyber Range Complex. You will work with the ISSM to maintain cybersecurity posture, manage RMF, and ensure compliance across DoW security controls.

The role requires collaboration with multiple stakeholders and hands-on security operations. Required: Top Secret clearance with SCI eligibility, DoD framework knowledge, and 5+ years in cybersecurity.

Qualifications

• Bachelor's degree in Cybersecurity, Information Systems, or related field or 8+ years of relevant experience
• Minimum 5 years of cybersecurity, information assurance, and RMF experience
• DoD 8140.03 qualification requirements for the applicable DCWF work role and proficiency level
• At least 2 years of experience conducting IT application, system, or network reviews and providing DoW cybersecurity guidance

Responsibilities

• Support A&A activities, RMF steps, and monitoring across the system lifecycle
• Enforce cybersecurity policies, procedures, and security controls
• Maintain ATO packages and monitor security compliance across systems
• Review audit logs to detect anomalies and support secure mission execution
• Coordinate with stakeholders to ensure security readiness
• Deliver cybersecurity education and awareness as required

Skills

Zero-trust concepts

VMware

Cloud technologies

Security controls

RMF fundamentals

Incident response

Education

Bachelor's degree or higher in Cybersecurity/Information Systems

Tools

VMware vSphere/NSX/ESXi

AWS/Azure

F5 BIG-IP/Cisco networking

eMASS/XACTA/Keystone

Job description

Seneca Holdings seeks a highly motivated Information Systems Security Officer (ISSO) to support the National Cyber Range Complex. You will work with the ISSM to maintain cybersecurity posture, manage RMF, and ensure compliance across DoW security controls.

The role requires collaboration with multiple stakeholders and hands-on security operations. Required: Top Secret clearance with SCI eligibility, DoD framework knowledge, and 5+ years in cybersecurity.