Personnel Security Specialist

ManTech
📍 El Segundo, CA, United States 💼 Full-time 🕒 Posted June 18, 2026

Job Description

MANTECH seeks a motivated, career and customer-oriented **Personnel Security Specialist II** to join our team in **El Segundo, CA** .

The Personnel Security Specialist II will provide essential support to the U.S. Space Force Space Access program managed by the Space Systems Command. You will play a vital role in ensuring mission success by managing personnel security activities, processing clearance requests, and maintaining security education programs for both Government and Contractor personnel.

**Responsibilities include but are not limited to:**

+ Supporting personnel security activities including clearance verifications, visit requests, access badging, and entry access lists via the Defense Information Security System (DISS).
+ Managing the security clearance request process using DISS and National Background Investigation Services (NBIS), including the review of submitted request packages.
+ Assisting the Government in the management of the SC...

Ready to Apply?

Submit your application today and join our talented team at ManTech.

Submit Application

Job Details

  • Location El Segundo, CA
  • Job Type Full-time
  • Category other-general
  • Posted Date June 18, 2026
  • Application Deadline June 25, 2026