Information Systems Security Manager; ISSM

Position: Information Systems Security Manager (ISSM)

Location: McLean, VA

At JMark, protecting information systems is mission-critical. We are seeking Information Systems Security Managers (ISSMs) across multiple discipline levels to oversee the cybersecurity of classified and sensitive systems. This role ensures compliance with federal regulations, implements robust security controls, and manages risks to maintain the integrity, confidentiality, and availability of mission-essential information systems.

• Oversee the cybersecurity posture of information systems, ensuring compliance with CMMC, NIST 800-181, and other federal standards.
• Develop, implement, and monitor security controls to protect system integrity, confidentiality, and availability.

• Conduct risk assessments to identify threats, vulnerabilities, and potential impacts.
• Manage vulnerability remediation in coordination with system owners, administrators, and stakeholders.

• Enforce compliance with federal cybersecurity policies, regulations, and organizational standards.
• Maintain documentation and prepare reports to support audits, inspections, and system accreditation.
• Monitor systems for security events and respond to incidents.
• Recommend corrective and preventive actions and ensure secure system configurations.

The ideal candidate will be:

• Cybersecurity-Savvy & Compliance-Oriented – Expert in federal frameworks and regulations.
• Analytical & Risk-Focused – Skilled at identifying vulnerabilities and applying effective mitigations.
• Detail-Oriented & Proactive – Maintains precise documentation and anticipates emerging threats.
• Collaborative & Mission-Driven – Works across teams to align cybersecurity with operational objectives.

• Bachelor’s degree in Cybersecurity, Information Technology, or related field.
• 0–15+ years of experience in information systems security, cybersecurity compliance, or ISSM roles (multi-discipline levels available).
• Strong knowledge of NIST standards, RMF (Risk Management Framework), and federal cybersecurity regulations.
• Experience in risk assessment, vulnerability management, and incident response.

• Experience supporting ODNI, IC, or DoD information security operations.
• Cybersecurity certifications such as CISSP, CISM, CAP, or Security+.

At JMark, cybersecurity is the backbone of mission assurance. As an Information Systems Security Manager, you will safeguard critical systems, manage cyber risks, and ensure compliance to protect national security operations.

JMark Services is a direct recipient of federal contracts and associated funding. Our company is therefore required to follow the Drug-Free Workplace Act of 1988, with the provision of a drug-free workplace. Federal law prohibits the use of marijuana, even for medicinal purposes, under the Drug-Free Workplace Act of 1988. JMark Services Inc. prohibits the use of medicinal marijuana use, as well as recreational use.

This is our company policy for all current and incoming employees.