Job Description

General information

Requisition #
R67417
Locations
USA-MO-St. Louis
Posting Date
04/30/2026
Security Clearance Required
TS/SCI
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

MANTECH seeks a motivated, career and customer-oriented Technical Surveillance Countermeasures (TSCM) Practitioner to join our team in St. Louis, MO.

The Technical Surveillance Countermeasures (TSCM) Practitioner will leverage their strong technical background and knowledge to support technical security operations, providing comprehensive technical advice, guidance, and specialized risk assessments to ensure the security of facilities and systems.

Responsibilities include but are not limited to:

• Leading and executing Technical Surveillance Countermeasures (TSCM), Foreign Visit, Gift Inspection, and Digital Counterexploitation activities.
• Ensuring all operations, reporting, and training comply with national and agency-level policies, TSCM programs, and modernization goals.
• Preparing specialized technical risk assessments, TSCM reports of inquiry, tailored briefings, and technical security plans.
• Conducting in-depth analysis of complex physical and technical security issues to ensure compliance with ICD 705 and DoD standards.
• Performing Radio Frequency (RF) signal of interest searches and assessing identified signals during surveys and IPMS operations.
• Evaluating electronic processing equipment for security vulnerabilities and recommending cost-effective corrective actions.
• Preparing all required correspondence, briefing materials, and after-action reports in accordance with program guidelines.
  

Minimum Qualifications:

• High School Diploma/GED with 7+ years of progressively responsible experience in technical security or technical document editing.
• Must possess an Interagency Training Center (ITC) TSCM Certification.
• Ability to complete 40 hours of discipline-specific development or refresher training every fiscal year in accordance with National and DoD standards.
• Shall meet minimum training requirements, within one calendar year of assignment, for access to DoD networks in accordance with DoDD 8140.01, by attaining and maintaining at least baseline certification for DoD 8570.01-M Information Assurance Technician Level II (IAT2) compliance.
  

Preferred Qualifications :

• Certified Information Systems Security Professional (CISSP) or equivalent technical certification.
• Bachelor’s or Post-graduate degree in Computer Science, Engineering, or a related technical discipline.
• Experience with telephone security requirements and Telephone Security Group (TSG) standards.
• Credentialed graduate of an accredited federal or DoD CI training academy such as the FBI Academy.
• Self-starter with excellent people skills able to work across teams and drive change throughout an organization.
  

Clearance Requirements:

• An active TS/SCI with the ability to obtain and maintain a polygraph.
  

Physical Requirements:

• The person in this position must be able to remain in a stationary position 50% of the time.
• This individual needs to occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers.
• This role frequently communicates with co-workers, management, and customers, which may involve delivering presentations. The candidate must be able to exchange accurate information in these situations.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.