Senior Security Control Assessor – A&A Lead (TS/SCI)

Rividium; Washington (District of Columbia); On-site; USD 150,000 - 190,000; Full time

Job summary

RiVidium is seeking a Security Control Assessor (SCA) Level II to lead complex A&A activities for DHS Intelligence Enterprise across TS/SCI environments. You will assess security controls, prepare SARs, and guide remediation efforts while collaborating with ISSOs, AOs, and CISO leadership.

Ideal candidates have TS/SCI clearance with SAP eligibility, 10+ years in information security/A&A, and strong RMF/NIST expertise.

Qualifications

• Active TS/SCI clearance with SAP eligibility.
• Minimum 10 years of information security/A&A experience.
• Familiarity with FISMA, RMF, and IC cybersecurity policy.
• Current CISM, CAP, or GRC certification is required or preferred.
• Strong knowledge of NIST RMF, SP 800-37/53/53A and CNSSI 1253.

Responsibilities

• Lead A&A activities for DHS IE systems across TS/SCI, Secret, and Unclassified.
• Assess security controls and document SARs and GRC artifacts.
• Identify deficiencies and provide technical remediation recommendations.
• Coordinate POA&Ms, track remediation, and support authorization decisions.
• Develop A&A packages: ATO/ATC/IATT, SARs, SAPs, and risk memos.

Skills

A&A leadership

RMF knowledge

Security controls

GRC tooling

Education

Bachelor's degree in Cybersecurity / CS / IS / IA

Tools

RSA Archer

Nessus

Nmap

WebInspect

SonarQube

Job description

RiVidium is seeking a Security Control Assessor (SCA) Level II to lead complex A&A activities for DHS Intelligence Enterprise across TS/SCI environments. You will assess security controls, prepare SARs, and guide remediation efforts while collaborating with ISSOs, AOs, and CISO leadership.

Ideal candidates have TS/SCI clearance with SAP eligibility, 10+ years in information security/A&A, and strong RMF/NIST expertise.