Security Specialist

Apex Systems • Washington, District of Columbia • Posted June 19, 2026

Position Overview

Job#: 3037735

Job Description:

Job Title: Security Specialist - DHS

Location: Washington, DC

DHS is seeking a qualified Security Specialist to provide comprehensive security support across personnel, physical, industrial, information, and operations security domains. The ideal candidate will have experience implementing federal security directives, supporting classified programs, and advising on security policy and compliance. Mid-level contractor support is also specifically needed to plan and coordinate actions for Personnel Security Entry On Duty (EOD) and suitability processes for both federal and contract DHS employees.

Key Responsibilities:

  • Administer the Cognizant Security Authority’s (CSA) departmental security program to protect classified information and facilities in accordance with applicable directives, regulations, manuals, and guidelines.
  • Provide support to Personnel Security for DHS S&T...