Activity Security Representative I

ManTech
Los Angeles, CA

:

Secure our Nation, Ignite your Future

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech International Corporation, you'll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Activity Security Representative I to join our team in Los Angeles, CA.

The Activity Security Representative's primary function is to provide multi-disciplined security support to a customer's facility and organization. The position will provide “day-to-day” support for Collateral, Sensitive Compartmented Information (SCI) and Special Access Program (SAP) activities.

The Activity Security Representative I regularly conduct the following activities:

  • Assist in the maintenance of a document accountability database and associated correspondence
  • Processing inbound and outbound classified mail and receipt records Perform destruction of classified materials
  • Process magnetic media for accountability Reproduction support for classified materials
  • Maintain various daily logs for a variety of administrative functions associated with document control Assist in the processing of inbound data and outbound data transfer files
  • Transfer electronic data files to internal customers
  • Maintain an extensive customer database point of contact listing
  • Assist with researching, processing, filing, and maintaining inbound and outbound visit notices
  • Escort facility visitors and maintains associated logs
  • Assist in the preparation of facility access control badges
  • Conduct entry and exit inspections
  • Assist in the maintenance of facility access control entry systems, to include visitor control
  • Perform data entry to the Personnel Access Security System database and maintain all customer sponsored billets and quota information
  • Assist in maintaining personnel security files for all personnel of the supported element
  • Follow and enforce the customer's Standard Operating Procedures Provide support for the security awareness and education programs
  • Perform miscellaneous administrative support functions as directed by the contractor site lead and/or the Government Security Representative

Experience:

  • 2-4 years total experience, including minimum 1 - 3 years with SCI or SAR programs

Education:

  • Bachelor's degree or equivalent additional experience (4 years)

Certifications:

  • Must complete the DoD SAPCO approved SAPNP training
  • SIMS database familiarity or complete training within six months of starting on contract
  • Must complete JPAS training
  • Must complete Joint Access Database Environment (JADE) training

Security Clearance:

  • Current Top Secret Clearance with SCI Eligibility
  • Eligibility for access to Special Access Program Information
  • Willingness to submit to a Counterintelligence polygraph

Other Requirements:

  • Must be familiar with security policy/manuals and the appropriate ICDs/JAFANs/DOD Manuals and other guiding policy documents.
  • Must have the ability to work in a dynamic environment and effectively interact with numerous DOD, military/civilian personnel and industry partners
  • Working knowledge of Microsoft Office (Word, PowerPoint, and Excel)
  • Possess a high degree of originality, creativity, initiative requiring minimal supervision
  • Willingness to travel within the organizational Area of Responsibility (AOR) (note - could be extensive, and will include both air and ground transportation)

Physical Requirements:

  • Must be able to remain in a stationary position 50%.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
  • Frequently communicates with co-workers, management and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.
The projected compensation range for this position is $84,700-$142,100. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, ManTech invests in it's employees beyond just compensation. ManTech's benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, Short Term and Long Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

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 Wartime 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 accommodation if you are unable or limited in your ability to use or access as a result of your disability. To request an accommodation please click [email protected] and provide your name and contact information.

Posted 2026-05-03

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