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COMSEC Information Security Specialist

MANTECH
Washington, DC Full Time
POSTED ON 4/14/2026
AVAILABLE BEFORE 5/10/2026
MANTECH seeks a motivated, career and customer-oriented COMSEC Information Security Specialist to join our team in Washington, D.C..

Responsibilities Include But Are Not Limited To

  • Responsible for applying Information Assurance expertise and knowledge to network and/or enterprise security.
  • Familiar with and able to apply “best practices” security methodologies.
  • Functional expertise in one or more information assurance technologies or capabilities such as Vulnerability/Threat Assessments, Network Intrusion Detection, Secure Operations, Firewall Design & Deployment, Public Key Encryption, Virtual Private Networks, etc. Provides COMSEC helpdesk support to client’s personnel during normal business hours and during emergency events
  • Interfaces with all necessary levels of management and staff regarding Information Assurance services.
  • Maintains and updates client’s COMSEC Policy Guide and COMSEC SOPs. Conduct semi-annual inventories of COMSEC sub-accounts.
  • Plans and conducts compliance audits and inspections on client’s COMSEC accounts.
  • Provides COMSEC Access Briefings and debriefings when requested by the client.

Minimum Qualifications

  • B.A. or B.S. in related field with one (1) year of experience maintaining and sustaining enterprise environments. Degree may be substituted for four (4) years of professional enterprise services experience for a total of five (5) years.
  • Strong understanding of COMSEC disciplines.
  • Knowledgeable about the National Security Agency (NSA) policies and accounting procedures required for coordinating customers’ requirements and resolving COMSEC matters.
  • Strong proficiency in Microsoft Excel.

Preferred Qualifications

  • 4 years of customer service, administrative services/Asset Management experience
  • 4 years of COMSEC custodian experience
  • Security certification

Clearance Requirements

  • Must be a US Citizen and possess a current/active TS/SCI clearance
  • Must be willing and able to pass a polygraph

Physical Requirements

  • The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.
  • Must be able to lift and move hardware weighing up to 50 pounds.

Salary.com Estimation for COMSEC Information Security Specialist in Washington, DC
$82,273 to $97,870
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