💼 Full-Time Position

Information Systems Security Officer – Senior Consultant

🏢
Guidehouse
📍 WASHINGTON, DC, United States
📍
Location
WASHINGTON, United States
📅
Posted
June 08, 2026
Type
Full-Time
🎯

Full-Time Opportunity: This is a permanent, full-time position with a competitive package and real career growth potential.

Job Description

**Job Family** **:**

Cyber Consulting

**Travel Required** **:**

Up to 10%

**Clearance Required** **:**

Active Top Secret SCI (TS/SCI)

As a Senior Consultant in Guidehouse’s cyber practice, you will lead and execute core security compliance and RMF activities for classified federal systems. You will ensure systems maintain an appropriate security posture, support continuous monitoring, and assist with security assessments and incident coordination. You’ll combine hands on ISSO experience with client-facing consulting: translating mission risk into plans and actions, mentoring junior ISSOs, and advising stakeholders on compliance strategy, metrics, and governance. This blend reflects Guidehouse’s model where senior consultants drive client outcomes, contribute to business development, and support people development across the engagement.

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

The Information Systems Security Officer ( **ISSO...