SCI Security Controls Assessor Liaison Specialist

Leidos Holding$87K — $157K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in IT, Information Assurance, or related field preferred; 5+ years experience considered equivalent.
  • Current TS/SCI security clearance required.
  • Over 5 years of experience in Assessment and Authorization (A&A) with ICD 503 and/or NIST Framework.
  • Familiarity with DoD, DISA, NNWC, and other IC A&A systems and requirements.
  • Understanding of DoD and national level security initiatives and related technologies.
  • Experience with RMF automation tools such as Telos Xacta or eMASS.
  • Proficient in tracking and reporting Plan of Action and Milestones (POA&M) related to Authority to Operate (ATO) packages.

Responsibilities

  • Assist in the development and support of A&A packages throughout the authorization process.
  • Facilitate the implementation of the Risk Management Framework (RMF) and ensure compliance.
  • Provide RMF expertise through various communication channels to customers.
  • Manage RMF-related activities, including ticket submission, tracking, and documentation.
  • Ensure up-to-date RMF records in official systems of record.
  • Collaborate with Regional Information System Security Managers for ongoing accreditation support.
  • Monitor and respond to official communications regarding authorization and testing protocols.

Benefits

  • Active DoD 8140 certification required or obtain within 30 days of accepting offer.
Full Job Description

SCI Security Controls Assessor Liaison Specialist

Location: Suitland, MD
Clearance: Active TS/SCI

Leidos is seeking a Security Controls Assessor Liaison to support the Assessment & Validation Division within the Office of Naval Intelligence at the Hopper Global Communications Center in Suitland, MD. In this role, you will serve as a key point of contact for Information Assurance (IA) and security accreditation activities, helping customers navigate the Risk Management Framework (RMF) and supporting the successful authorization of mission critical systems.

You will work closely with customers, security teams, and Regional Information System Security Managers to coordinate RMF activities, maintain accurate authorization records, and help ensure accreditation requirements are addressed efficiently and effectively.

Responsibilities

  • Support Accreditation and Authorization (A&A) packages throughout the authorization process.
  • Assist with Risk Management Framework (RMF) implementation and compliance activities.
  • Provide RMF subject matter support to customers through email, phone, and in person interactions.
  • Submit, track, update, and close RMF related tickets, ensuring requests are appropriately documented and addressed.
  • Maintain accurate and current RMF records within authoritative systems of record.
  • Coordinate weekly with Regional Information System Security Managers to support ongoing authorization and accreditation activities.
  • Monitor official message traffic and take appropriate action on authorization requests, trusted agent actions, and Interim Authorities to Test (IATTs).

Basic Qualifications

  • BA/BS in Information Technology, Information Assurance, or a related field desired with 5+ years of experience. Additional experience may be considered in lieu of a degree.
  • Active TS/SCI security clearance.
  • 5+ years of Assessment and Authorization (A&A) experience with ICD 503 and/or the NIST Framework.
  • Experience with DoD, DISA, NNWC, DoDIIS, and IC tools, systems, reporting mechanisms, and requirements for A&A.
  • Knowledge of DoD, Intelligence Community, and national level system security initiatives and secure information, LAN, and WAN technologies.
  • Experience using web based applications such as Telos Xacta, eMASS, or similar systems that support RMF automation.
  • Experience tracking and reporting the completion of Plan of Action and Milestones (POA&M) deliverables associated with a system's Authority to Operate (ATO) RMF package.
  • Effective oral and written communication skills.

Required Certifications

  • Active DoD 8140 certification, such as CGRC, CISM, or Security+ II, or the ability to obtain a certification within 30 days of an accepted offer.

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Original Posting:
August 20, 2026

Pay Range:
Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

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Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Networking and Career Advancement

Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

Explore Leidos Holding Jobs and Careers

Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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