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National Security Analyst Sr Principal

GDIT
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Fort Belvoir, VA, USA
Oct 07, 2026

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

Intelligence Operations and Analysis

Job Qualifications:

Skills:

Business, National Security, Security Clearances

Certifications:

None

Experience:

10 + years of related experience

US Citizenship Required:

Yes

Job Description:

Contribute to the strategic direction of the business and support impactful mission outcomes as a National Security Analyst Sr Principal at GDIT. Here, you’ll enable the success of the most critical government missions and the growth of a meaningful career in Intelligence.


MEANINGFUL WORK AND PERSONAL IMPACT
As a National Security Analyst Sr Principal, the work you’ll do at GDIT will be impactful to the mission of the DTRA client/program. See some of the duties and responsibilities listed below:


Provide instruction on the history of strategic nuclear arms control treaties and agreements and participate in group discussions and other periods of instruction to provide experience-based perspectives on U.S. nuclear arms control policy development and implementation considerations.


The instructor should have relevant experience with negotiating and/or implementing bilateral arms control agreements and treaties, either as a member of on-site teams; as a member of a negotiating body; or in an advisory capacity.


Experience should also include work that has or does contribute to the formation of arms control policy through professional engagements with the broader arms control community of the U.S. Government (USG), the private sector, and academia.


The instructor shall develop, prepare, and present the following blocks of instruction for each Fundamentals of Strategic Arms Control Implementation Course: An overview of the history of strategic arms control from 1968 to the present: Selected topics or issues (to be specified by the Government) pertaining to INF, START, and New START (i.e., technical issues, implementation topics, etc.).


Will serve as an expert perspective regarding the arms control concepts, national security priorities, and relevant arms control treaties-to include INF-that formed the basis of the original START compared to those supporting the New START.


The perspective should also be representative of emerging nuclear arms control regime policies and risk reduction measures from USG stakeholders, private industry, and academia.


The instructor will provide briefing materials and participate in panel discussions regarding relevant arms control treaties, agreements, and risk reduction measures, to include challenges to future nuclear agreement negotiations and implementation.



WHAT YOU’LL NEED TO SUCCEED
Bring your initiative and drive for innovation to GDIT. The National Security Analyst Sr Principal must have:
● Education: Bachelor of Arts/Bachelor of Science or work experience in lieu of degree.
● Experience: 10+ years of related experience in National Security and Training for the DTRA program.
● Security clearance level: TS/SCI clearance required
● This is a part-time/casual role that requires working on site and travel as needed.

GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
● Growth: AI-powered career tool that identifies career steps and learning opportunities
● Support: An internal mobility team focused on helping you achieve your career goals
● Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
● Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY
Explore a career in intelligence at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your passion for securing the mission.

The likely hourly rate for this position is between $67.15 - $90.85. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours:

8

Travel Required:

Less than 10%

Telecommuting Options:

Onsite

Work Location:

USA VA Fort Belvoir

Additional Work Locations:

Total Rewards at GDIT:

Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.

Our Identify Verification Process:

As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.

About our Work:

We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready capabilities in AI, cloud, cyber and software development.Join our Talent Community to stay up to date on our career opportunities and events at

gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Job ID

RQ229933

Security Clearance

TS/SCI
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