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⏰ Full-time

IT Security Control Assessor

Guidehouse
Location 📍 MCLEAN, United States
Posted 📅 June 01, 2026
Work Type ⏰ Full-time

Position Overview

**Job Family** **:**

Cyber Consulting

**Travel Required** **:**

Up to 25%

**Clearance Required** **:**

Ability to Obtain Secret

**What You Will Do** **:**

+ Conduct FISMA security control assessments in accordance with NIST SP 800-53 and NIST SP 800-53A
+ Support system authorization efforts across the RMF lifecycle
+ Perform control testing, interviews, and evidence reviews for management, operational, and technical controls
+ Document assessment results, findings, and risk determinations in SARs and related ATO artifacts
+ Identify control gaps, weaknesses, and POA&M items with clear, actionable remediation guidance
+ Coordinate with system owners, ISSOs, engineers, and program stakeholders during assessments
+ Support continuous monitoring activities, including ongoing control assessments and ad hoc reviews
+ Ensure assessments align with agency-specific cybersecurity compliance and information s...

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Job Details

Employment Type
Full-time
📊
Category
other-general
🏠
Work Arrangement
On-site
📍
Location
MCLEAN, United States