Senior Security Specialist

Mantech International Corporation Washington , DC 20319

Posted 2 months ago

ManTech International Corporation is looking for a Senior Security Specialist for our client location in Washington DC.

General Responsibilities:

  • Provide advice and counsel to Federal personnel with respect to the protection of National Security Information (NSI). Make recommendations on policies and guidelines in accordance with federal mandates.

  • Support the management of the EPA NSI Program in accordance with current federal requirements to include, but not limited to:

  • Managing EPA's classified material inventory and access to it, to include markings, storage, handling and transportation of classified materials

  • Managing Secure Accredited Facilities (SAFs) and Sensitive Compartmented Information Facilities (SCIFs); performing regular accreditation reviews to ensure all spaces where classified operations may be performed are built and maintained appropriately, to include the review of secure room construction specifications and plans for acceptability

  • Performing audits of derivatively classified material to ensure marking accuracy; facilitating the development of classification and declassification guides, if required

  • Ensuring the agency can process classified information on the Homeland Secure Data Network (HSDN) and the Joint Worldwide Intelligence Communications System (JWICS)

  • Issuing HSDN Tokens and verifying SCI accesses in Scattered Castles

  • Monthly testing of STEs and secure faxes

  • Supporting Federally-mandated nationwide inspections and assessments of Program Offices, Regions and Laboratories that handle NSI and SCI material

  • Conducting preliminary inquiries to resolve classified security breaches and violations;

  • Conducting interviews of clearance holders, annually, to determine the level of understanding and compliance with the program's requirements

  • Conducting all required security trainings, to include: clearance indoctrinations, debriefs, foreign travel briefs and courier briefs

  • Preparing SOPs on all facets of the NSI Program and developing best practices.


  • 6-8 years of related experience


  • Excellent attention to detail

  • Good communications skills

  • Adept at meeting evolving mission needs

  • Strong commitment to customer service

Clearance Required:


Clearance Requirements:

  • Active TS/SCI

Location: Washington DC

Qualifications Requires Bachelor's degree or equivalent and five to seven years of related experience and ability to obtain a security clearance. Degrees See Qualifications Years of Experience See Qualifications Position Type Full-Time Shift Day Overview ManTech International Corporation is comprised of approximately 7,300 talented employees who use advanced technology to help government and industry meet some of their greatest challenges around the world. We adhere to the simple, no-nonsense values on which ManTech was founded more than four decades ago, aligning squarely with the mission objectives of our customers. As our customer base continues to expand and diversify, we continue to diversify our workforce and solutions. Nearly half our employees have a military background, and approximately 70 percent hold a government security clearance. As a leading provider of innovative technology services and solutions for the nation's defense, security, health, space, and intelligence communities; we hold nearly 1,100 active contracts with more than 50 different government agencies.

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ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Waretime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law. If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accomodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accomodation please click and provide your name and contact information.
2010 ManTech International Corporation. All Rights Reserved.

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Senior Security Specialist

Mantech International Corporation