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From the employer's careers site First seen 25 Oct 2026

ISSO - TS/SCI w/Polygraph

GDIT Bethesda, MD On-site senior full-time

Salary

$153,000 - $207,000 per year

Apply on GDIT

Description

Seize your opportunity to make a personal impact as an ISSO supporting customer activities. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career.

At GDIT, people are our differentiator. As an ISSO you will help ensure today is safe and tomorrow is smarter. Our work depends on an ISSO joining our highly skilled team to be a premier provider of cyber security services to the customer. We provide consummate cyber security risk management “as a service” platform across multiple fabrics and centers. We have responsibility to ensure operational IT capabilities provide the client with necessary timeliness, accuracy and security of information demanded from all our highly professional roles.

Responsibilities

A successful candidate will work with others on program security team to provide for all aspects of security to include but not limited to the following:

  • Provide expert-level knowledge, both in context and execution with the Risk Management Framework to support a NIST SP 800-53 HHM systems through the A&A process.
  • Construct thorough and complete security documentation to include, but not limited to, System Security Plans (SSPs), Plan of Actions and Milestones (POA&Ms), and any other artifacts to support the Body of Evidence (BOE), for sponsor's approval.
  • Identify security controls and work with engineering, development and testing staff to construct proper test plans and procedures.
  • Implement security audit reviews verifying that the audit records are collected and reviewed.
  • Coordinate all security testing exercises, working with external assessment teams and technical staff.
  • Configure and support various AWS services to protect the security posture of the system.

Requirements

  • Education: Bachelors (Computer engineering, Computer Science, Electrical Engineering, Information systems, Information Technology, Cybersecurity, or a closely related discipline)
  • Required Experience: 5+ yrs
  • Security Clearance Level: TS/SCI with active polygraph
  • Location: Bethesda, MD - On Customer Site

Benefits

  • 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.

Skills

Required

  • Artifact Analysis
  • Assessment & Authorization (A&A)
  • NIST SP 800
  • Plan of Action and Milestones (POA&M)
  • System Security Plans
  • AWS

Nice to have

  • Demonstrated strong technical skills and analytic abilities
  • Experience performing system security analysis and risk management
  • Experience with security in the Amazon Web Services environment
  • Experience performing complex technical tasks in pursuit of overall goals with minimal direction
  • Knowledge of risk management methodologies

Ready to apply?

You apply with the employer directly. Their original posting is here: https://gdit.wd5.myworkdayjobs.com/en-US/External_Career_Site/job/USA-MD-Bethesda/ISSO---TS-SCI-w-Polygraph_RQ229491-1

Apply on GDIT