Sr. ISSO (TS/SCI - FSP)

Piper Companies is hiring a Sr. ISSO (TS/SCI - FSP) for a government technology program located in Research Triangle Park (RTP), NC. The Sr. ISSO (TS/SCI - FSP) will support secure information systems and ensure compliance with Intelligence Community and Department of Defense security requirements throughout the authorization and continuous monitoring lifecycle. The Sr. ISSO (TS/SCI - FSP) is a contract position requiring 5 days onsite per week in RTP, NC and an active TS/SCI Clearance with Full Scope Polygraph.

Responsibilities of the Sr. ISSO (TS/SCI - FSP):

• Partner with the Information Systems Security Manager (ISSM) to manage Assessment & Authorization (A&A) activities in accordance with ICD 503 and Risk Management Framework requirements

• Develop, maintain, and review System Security Plans (SSPs), POA&Ms, and other security documentation for authorized systems

• Conduct continuous monitoring activities including audits, vulnerability scans, security reviews, and compliance reporting

• Ensure compliance through implementation of DISA STIGs and applicable NIST, DoD, and Intelligence Community security standards

• Coordinate with program leadership and government stakeholders throughout authorization and accreditation efforts

• Maintain system records in EMASS, ServiceNow, and other systems of record while providing security briefings and recommendations

Requirements of the Sr. ISSO (TS/SCI - FSP):

• 5+ years of Information Systems Security Officer (ISSO) experience in secure government environments

• Strong knowledge of ICD 503, Risk Management Framework (RMF), and NIST SP 800-53 requirements

• Experience implementing DISA STIGs and securing Windows, Linux, Unix, and AWS environments

• Experience with security tools such as Splunk, Tenable Security Center, HBSS, EMASS, and ServiceNow

• Bachelor's degree in Computer Information Systems, Computer Science, or a related technical field; equivalent experience may be considered

• Active TS/SCI Clearance with Full Scope Polygraph

Compensation for the Sr. ISSO (TS/SCI - FSP):

• $130,000-$170,000, based on experience

• Full Comprehensive Benefits: Health, Vision, Dental, PTO, Paid Holiday and Sick Leave if Required by Law

This job opens for applications on August 14, 2026. Applications for this job will be accepted for at least 30 days from the posting date.

Keywords: ISSO, Information Systems Security Officer, RMF, ICD 503, NIST 800-53, DISA STIG, Cyber Security, TS/SCI, Full Scope Polygraph, AWS, Linux, Windows, Unix, Splunk, Tenable, EMASS, ServiceNow, CISSP, Security+, CASP, CCNA

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