Senior ISSO - RMF & Zero Trust Expert (TS/SCI CI Poly)

Piper Companies; Washington (District of Columbia); Hybrid; USD 155,000 - 200,000; Full time

Benefits offered by this job

PTO

Holidays

Medical

Dental

Vision

401k

Job summary

Zachary Piper Solutions is seeking a Senior Information Systems Security Officer to support a critical data migration project for a DoD Intelligence agency. The role requires extensive RMF lifecycle expertise and active TS/SCI w/ CI Polygraph clearance.

Locations include Reston, VA, Washington, DC, and Annapolis Junction, MD with hybrid onsite work. Responsibilities include RMF assessments, ATO/IATT management, SSP/POA&Ms maintenance, and implementing Zero Trust across cloud environments.

Qualifications

• Active TS/SCI w/ CI Polygraph required.
• 15+ years of experience in cyber security or information security.
• IAT II certification (Security+CE or higher) required.
• Experience using XACTA for cyber governance and compliance.
• Experience with RMF steps 1–7 supporting ATO/IATT.
• Experience developing SSPs, POA&Ms, and security documentation.
• Experience with Zero-trust architecture.

Responsibilities

• Conduct security compliance assessments and RMF activities.
• Manage ATO/IATT processes and accreditation efforts.
• Maintain SSPs, POA&Ms, and XACTA documentation.
• Partner with cross-functional teams to ensure compliance.
• Implement and assess NIST 800-53 security controls.
• Support audits, assessments, and remediation activities.
• Apply Zero Trust principles across cloud environments.
• Monitor security posture and mitigate risk.

Skills

TS/SCI clearance

IAT II

RMF lifecycle

XACTA

Zero Trust

NIST 800-53

Education

Bachelor's degree

Tools

XACTA

eMASS

Nessus

Splunk

Job description

Zachary Piper Solutions is seeking a Senior Information Systems Security Officer to support a critical data migration project for a DoD Intelligence agency. The role requires extensive RMF lifecycle expertise and active TS/SCI w/ CI Polygraph clearance.

Locations include Reston, VA, Washington, DC, and Annapolis Junction, MD with hybrid onsite work. Responsibilities include RMF assessments, ATO/IATT management, SSP/POA&Ms maintenance, and implementing Zero Trust across cloud environments.