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Information Systems Security Officer; ISSO; TS​/SCI Polygraph

Job in Washington, District of Columbia, 20022, USA
Listing for: General Dynamics Information Technology
Full Time position
Listed on 2026-08-29
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security & Data Protection, Systems Administrator, IT Consultant
Salary/Wage Range or Industry Benchmark: 127500 - 172500 USD Yearly USD 127500.00 172500.00 YEAR
Job Description & How to Apply Below
Position: Information Systems Security Officer (ISSO) - TS/SCI with Polygraph

Job Qualifications:

Computer Security, Information Systems, Information System Security

Job Description:

Transform technology into opportunity as an Information System Security Officer (ISSO) with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.

At GDIT, people are our differentiator. As an Information System Security Officer, you will help ensure today is safe and tomorrow is smarter.

How an Information System Security Officer Will Make an Impact
  • Serve as a principal advisor on all matters, technical and otherwise, involving the security of Information Technology Division information systems.
  • Implement Risk Management Framework (RMF) in accordance with NIST SP 800-37.
  • Ensure the network, system, application, or service is operated, maintained, and disposed of in accordance with DIA security policies and procedures outlined in the security authorization package.
  • Provide leadership briefs, reports, and supporting documentation regarding the status of applicable systems and their progression through the client’s RMF process.
  • Ensure all network, system, application, or service users have the requisite security clearances, authorization, need-to-know, and security responsibility awareness prior to granting access to ITD information systems.
  • Research and remediate security vulnerability findings for applicable systems within the ITD as documented in the Security Assessment Report (SAR) and its Plan of Actions and Milestones (POA&M).
  • Plan, implement, upgrade and monitor security measures for the protection of computer networks and information.
  • Ensure appropriate security controls are in place that safeguard digital files and vital electronic infrastructure.
  • Oversee and support assigned IT environments, ensuring continuous improvement and rapid problem resolution.
  • Apply specific functional, working and general industry knowledge.
  • Develop or contribute to solutions to a variety of problems of moderate scope and complexity.
  • Work independently with some guidance. May review or guide activities of more junior employees.
What You’ll Need To Succeed:
  • Required

    Education and Experience:

    Technical Training, Certification(s) or Degree + 5 years experience
  • Certification:
    DoD Approved Baseline 8570/8140 IAT level II certification is required prior to start date.
  • Security Clearance Level: TS/SCI with Polygraph
  • Location:

    On Customer Site
GDIT Is Your Place:
  • 401K with company match
  • Comprehensive health and wellness packages
  • Internal mobility team dedicated to helping you own your career
  • Professional growth opportunities including paid education and certifications
  • Cutting‑edge technology you can learn from
  • Rest and recharge with paid vacation and holidays

The likely salary range for this position is $127,500 - $172,500. 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:

40

Travel Required:

None

Telecommuting Options:

Onsite

Work Location:

USA DC Washington

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

Iden…
Position Requirements
5+ Years work experience
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