Senior Information Systems Security Officer

Information Systems Security Officer (ISSO)

Ft. Meade Area, MD · Government/Military

Clearance Required: TS/SCI with Polygraph

$170K–$220K

Secure the Mission. Set the Standard in Cybersecurity.

We're seeking driven and experienced Information Systems Security Officers (ISSO) to support a premier cybersecurity and Information Assurance (IA) program in the Ft. Meade area. This role contributes to one of the community's most advanced RMF-based programs, helping define the cybersecurity standards for the federal landscape.

What You'll Do

As an ISSO, you will:

• Support the Information System Security Manager (ISSM) in maintaining operational security posture.
• Own and manage multiple System Security Plans (SSPs).
• Provide technical guidance on system security matters and RMF process compliance.
• Obtain and maintain Authority to Operate (ATO) for supported systems.
• Assist in developing and enforcing security policies across the customer environment.
• Provide configuration management for hardware/software/firmware affecting security.
• Communicate effectively with system owners and customers to ensure policy adherence.
• Use tools such as eMASS, EXACTA, ACAS/Nessus, Trellis, Splunk, Latte Art, and ServiceNow for assessment and documentation.

What You Bring

Required Qualifications:

• TS/SCI with Polygraph
• High School Diploma and 10 years of related experience OR
• Bachelor's Degree in Computer Science, IT Engineering, or a related field (may substitute 4 years of experience)
• IAM Level I–III or IAT Level I–III certifications (e.g., CISSP, Security+, CAP, GCIH, GSLC, SSCP, CISA, etc.)
• Strong working knowledge of RMF, NIST 800-53 controls, and customer security requirements