Information System Security Manager; ISSM

Job Title

Information System Security Manager (ISSM)

On-site - Cypress, CA

Direct Hire

Defense and Aerospace

$150k-$190k

9x80 1st shift

In this role, you will coordinate with the Corporate Risk Management Framework Support Center, Information System Security Officers (ISSOs), and other ISSMs across the company, to obtain and maintain certifications and accreditations under the Defense Counterintelligence Security Agency (DCSA) and Intelligence Community (IC) Risk Management Framework.

• Lead system accreditation efforts and maintain compliance with DoD and government security requirements throughout the system lifecycle.
• Monitor and maintain the security posture of classified networks and standalone systems, identifying risks and implementing mitigation strategies.
• Develop and manage system security documentation, policies, and procedures in alignment with NISP and organizational standards.
• Serve as a trusted advisor and subject matter expert to leadership, the Facility Security Officer (FSO), and external agencies on information systems security.
• Conduct security assessments, audits, and user training while investigating incidents and driving continuous improvement of the overall security posture.

• Supportive, team‑driven culture that values collaboration, transparency, and accountability.
• Opportunity to grow your career with a global workforce solutions leader serving multiple industries.
• People‑first environment that encourages employees to bring their authentic selves to work.
• Strong focus on partnership, innovation, and delivering meaningful results for clients and candidates.

• Bachelor’s degree in Computer Science (or a related field).
• 5+ years of experience in information systems security, including work as an ISSO or ISSM supporting Risk Management Framework (RMF) processes.

• Current Department of Defense (DoD) Information Assurance Manager (IAM) level II certification (CISM, CISSP, CAP).

• DoD Approved 8570 IAM Level III Certification.
• Strong knowledge of cybersecurity principles, including firewalls, intrusion detection systems, encryption, and other industry‑standard security practices.

• Effective communication and customer‑facing skills, with the ability to collaborate with technical teams and senior stakeholders.
• Experience with DCSA accreditation processes and Intelligence Community Directives (ICDs).
• Familiarity with security compliance tools such as SCAP Compliance Checker and DISA STIG Viewer.
• Hands‑on experience with Windows Server and Microsoft Exchange environments in secure settings.

• Upon offer of employment, the individual will be subject to a background check and a drug screen.
• In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire.
• Must have Active Top Secret U.S. Government security clearance with current SCI.

We are an Equal Opportunity Employer. Race/Color/Gender/Religion/National Origin/Disability/Veteran.

Applicants for this position must be legally authorized to work in the United States. This position does not meet the employment requirements for individuals with F‑1 OPT STEM work authorization status.