MANTECH

Senior Security Control Assessor

MANTECH  •  Washington, DC (Onsite)  •  1 hour ago
Apply
AI can make mistakes so check important info. Chat history is never stored.

Job Description


General information


Requisition #

R69747

Locations

USA-VA-Quantico, USA-DC-Washington

Posting Date

08/03/2026

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 Senior Security Control Assessor (SCA) to join our team in Washington, D.C., Chantilly, VA, Quantico, VA, or Huntsville, AL.

Responsibilities include, but are not limited to:

  • Provides overall configuration management infrastructure and environment to the product development team. Developing or modifying CM plans, policies, and procedures tailored to the complexity and scope of the developmental or operational system
  • Ensure that FBI ISs are operated, maintained, and disposed of in accordance with the internal security policies and practices outlined in the approved Security Assessment and Authorization (SAA) package. Manage the SAA process for new FBI ISs and legacy FBI ISs migrating into the GRC application
  • Provide baseline security controls to the system owner, contingent upon the IS’s security categorization, type of information processed and entity type. Provide a recommendation to the Authorizing Official, in consultation with the system owner, regarding systems’ impact levels and ISs’ authorization boundary
  • Initiate, coordinate, and recommend to the FBI Authorizing Official all Interconnection Security Agreement (ISAs), Memorandum of Understanding (MOUs), and Memorandum of Agreement (MOAs) that permit the interconnection of an FBI IS with any non-FBI or joint-use IS
  • Perform an independent review of the System Security Plan (SSP) and make approval decisions. Request and negotiate the level of testing required for an IS with the Enterprise Information Security Section and the FBI Authorizing Official.
  • Coordinate IS security inspections, tests, and reviews with the Security and system owner. Submit the final SAA package to the FBI Authorizing Official for a security ATO decision. Supporting developmental and operational systems, creating and maintaining configuration baselines. Performing change control and configuration audits
  • Ensure that the Security ATO Electronic Communication (EC) is serialized into Sentinel under the applicable case file number. Advise the FBI Authorizing Official of IS vulnerabilities and residual risks.

Minimum Qualifications:

  • A minimum of 7 years of experience serving as an ISSR or in a similar role at a cleared facility
  • A minimum of 10 years’ experience in a computer science or cybersecurity related field
  • Must hold at least one of the following certifications: Certified Information Systems Security Professional (CISSP), Global Information Security Professional (GISP), or the CompTIA Advanced Security Practitioner (CASP) or other certifications exemplifying skill sets such as those described in DoD Instruction 8570.1. IAM Level III proficiency.
  • Experience with the use and operation of security tools including Tenable Nessus and/or Security Center, IBM Guardium, HP Weblnspect, Network Mapper (NMAP), and/or similar applications

Preferred Qualifications:

  • Bachelor's or advanced degree in Computer Science, Cybersecurity, or other cyber discipline

Security Clearance Requirements:

  • Must have a current/active Top Secret security clearance and be willing and able to obtain SCI eligibility prior to starting this position.
  • Must be willing to sit for a polygraph if required.

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.
  • Often positions self to maintain computers in the lab, including under the desks and in the server closet.
  • 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 $128,800.00-$214,500.00. 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 its 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.

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.
MANTECH

About MANTECH

MANTECH is more than a technology company. We are a company dedicated to service, and we consider our work a part of the public trust. The people of MANTECH are privileged to work for the security of the United States, the welfare of our service members and veterans, the protection of our communities, and the cause of better health care.

We have served the nation for more than 57 years, and in that time we have continually changed and grown to provide the technology that government needs to meet new challenges. We seek people with the same strong ethic of service, creativity, energy, and dedication to serving our country.

We are comprised of more than 9,800 talented employees around the world. Nearly 40% of our employees are veterans. Many others come from the Intelligence Community, Homeland Security and federal civilian agencies. We understand our customers’ challenges because we know their world firsthand.

When Federal managers and military leaders face tough challenges in cyber, data collection & analysis, enterprise IT or systems and software engineering, they turn to MANTECH to get the job done right. These professionals trust MANTECH and stay with us for years because we understand their needs and tackle their most complex challenges head on. They know that reaching their goal is our ultimate objective.

Industry
IT & Software
Company Size
10,000+ employees
Headquarters
Herndon, Virginia
Year Founded
1968
Social Media