Security Assessor — AI-Driven Compliance & RMF Focus

Guidehouse; McLean (VA); On-site; USD 110,000 - 165,000; Full time

Benefits offered by this job

Medical, Dental & Vision Insurance

401(k) Retirement Plan

Tuition Reimbursement

Paid Holidays

Job summary

Guidehouse in McLean, VA is seeking a Security Assessor to support security and privacy control assessments for public-sector systems. You will evaluate control effectiveness, validate evidence, and contribute to formal assessment documentation under the supervision of a Senior Security Assessor.

This role emphasizes assessment execution and documentation, with exposure to system architecture, control implementation, and opportunities to grow toward security engineering and automation.

Qualifications

• : Minimum of three years of work experience in security control assessments or related audits.

Responsibilities

• Perform security and privacy control assessments per approved plans
• Review security documentation and technical evidence
• Validate control implementation through evidence inspection, architecture reviews, and staff interviews
• Contribute to assessment artifacts: SSP updates, SARs, ISRAs, POA&Ms
• Document results, identify gaps and risks, and maintain independence
• Support data-driven or AI-assisted techniques to improve analysis and reporting

Skills

Security assessment

Documentation

Risk analysis

NIST SP 800-53

Education

Bachelor's degree

Tools

GRC platforms

Automation tools

Scripting

Job description

Guidehouse in McLean, VA is seeking a Security Assessor to support security and privacy control assessments for public-sector systems. You will evaluate control effectiveness, validate evidence, and contribute to formal assessment documentation under the supervision of a Senior Security Assessor.

This role emphasizes assessment execution and documentation, with exposure to system architecture, control implementation, and opportunities to grow toward security engineering and automation.