Senior ISSM: Strategy, Leadership & Cyber Defense

Chenega Professional Services Strategic Business Unit; Arlington (VA); On-site; USD 175,000 - 210,000; Full time

Job summary

Chenega MIOS is seeking an Information Systems Security Manager (ISSM) to lead and strengthen our security posture for a DI/DoD-focused program in the Arlington, VA area. The role requires strategic vision, deep technical expertise, and strong operational leadership to ensure confidentiality, integrity, and availability of sensitive systems.

The ISSM will oversee a broad security program, including policy development, risk management, incident response, vulnerability management, and continuous

Qualifications

• Bachelor's degree in Cybersecurity, Computer Science, or a related field.
• 5+ years of progressive cybersecurity experience, with at least 2+ years in leadership.
• Must obtain Agilist certification and DoD 8140.01 ISSM Intermediate Level Certification.
• Active TS/SCI clearance.

Responsibilities

• Develop and evolve a comprehensive cybersecurity strategy aligned with DARPA's mission and threat landscape.
• Lead risk assessment and mitigation balancing operational needs with security requirements.
• Establish and maintain security policies meeting DoD and industry best practices.
• Ensure adherence to security regulations including NIST RMF, DoD STIGs, and related mandates.
• Promote security culture through training programs and knowledge sharing.
• Mentor and lead a team of cybersecurity professionals.
• Develop and implement an incident response plan for swift detection and remediation.
• Oversee vulnerability management surpassing DoD mandates.
• Supervise 24/7 security operations and continuous monitoring.
• Stay abreast of emerging threats and adapt controls accordingly.
• Design secure architectures with defense-in-depth strategies.
• Conduct thorough security assessments and audits; identify weaknesses and actions.
• Evaluate and implement security tools (ACAS, AD, DNS, HBSS, SIEM, etc.).
• Collaborate with engineering to embed security in development lifecycle.
• Serve as primary security/contract point of contact.

Skills

Network security

Vulnerability management

Incident response

Security architecture

Risk management

Leadership

Stakeholder communication

SecDevOps

Education

Bachelor's degree in Cybersecurity or related field

5+ years of cybersecurity experience

Tools

Xacta

eMASS

Job description

Chenega MIOS is seeking an Information Systems Security Manager (ISSM) to lead and strengthen our security posture for a DI/DoD-focused program in the Arlington, VA area. The role requires strategic vision, deep technical expertise, and strong operational leadership to ensure confidentiality, integrity, and availability of sensitive systems.

The ISSM will oversee a broad security program, including policy development, risk management, incident response, vulnerability management, and continuous