Sr. Information Systems Security Officer I (6396)
About The Position
As an Sr. Information Systems Security Officer I (ISSO), you’ll execute cybersecurity controls and continuous monitoring activities supporting mission-critical DoD and Intelligence Community systems, with the goal of making an impact across the federal government. Our Cybersecurity & Mission Assurance team is responsible for ensuring security compliance and operational resilience across classified environments, and you’ll drive disciplined RMF execution to safeguard systems while enabling secure, reliable program delivery that advances organizational growth and mission success. We know that you can’t have great technology services without amazing people. At MetroStar, we are obsessed with our people and have led a two-decade legacy of building the best and brightest teams. Because we know our future relies on our deep understanding and relentless focus on our people, we live by our mission: A passion for our people. Value for our customers. If you think you can see yourself delivering our mission and pursuing our goals with us, then check out the job description below!
Requirements
- Active Top Secret security clearance with SCI eligibility required.
- 5+ years of experience in cybersecurity, including specialized experience supporting DoD and Intelligence Community environments.
- Bachelor’s degree in Computer Science, Cybersecurity, Information Systems, or a related technical field is strongly preferred. Relevant experience may substitute for education requirements.
- Possess DoD 8140 certification aligned to the 722 Information Systems Security Manager work role (as listed for this billet), such as Security+ (or GSEC), SSCP, CAP, CASP+, CISSP, CCSP, CISM, CISSP-ISSMP, or GSLC.
- Demonstrated working knowledge of the Risk Management Framework (RMF), including defining, implementing, and maintaining security requirements for programs, systems, or enclaves.
- Experience supporting system authorization and compliance activities, including control implementation, assessment preparation, and continuous monitoring.
- Operational experience coordinating with system owners, engineers, ISSMs, and government stakeholders to maintain security posture and compliance.
- Ability to contribute immediately with minimal ramp-up in a mission-critical operational environment.
- Required technical certifications include Security+ and CAP or SSCP.
Responsibilities
- Implement and maintain security controls across assigned systems and enclaves
- Support RMF documentation, assessments, and continuous monitoring activities, including SSPs, POA&Ms, and control artifacts
- Coordinate with the Information Systems Security Manager, Government security personnel, and technical teams to ensure compliance with security requirements
- Track POA&Ms, remediation actions, and security findings through closure
- Support ATO maintenance, audits, inspections, and security reporting activities
- Integrate security requirements into Agile and DevSecOps workflows
- Identify, document, and escalate cybersecurity risks proactively
- Communicate system security status, risks, and remediation progress clearly to leadership
Benefits
- Health, dental, and vision insurance
- 401(k) retirement plan with company match
- Paid time off (PTO) and holidays
- Parental Leave and dependent care
- Flexible work arrangements
- Professional development opportunities
- Employee assistance and wellness programs
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What This Job Offers
Job Type
Full-time
Career Level
Mid Level
