Information System Security Officer (ISSO) w/ Polygraph

Clearance Level
Top Secret SCI + Polygraph
Information Security
Bethesda, Maryland

REQ#: RQ115307

Travel Required: Less than 10%
Requisition Type: Regular

We are GDIT. We support and secure some of the most complex government, defense, and intelligence projects across the country. At GDIT, cyber security is not just a singular part of our mission—it connects every one of us because it’s embedded into every aspect of what we do.

GDIT is your place. You make it your own by bringing your ideas and unique perspective to our culture. By owning your opportunity at GDIT, you are helping us ensure today is safe and tomorrow is smarter. Our work depends on a Information System Security Officer (ISSO) joining our team to support Customer activities at Bethesda, MD.


  • Provide information assurance support to system(s) and program.
  • Demonstrated experience with coordinating and implementing cyber security policies, standards and processes.
  • Maintain operational security posture for system(s) through customized Risk Management Framework (RMF) to ensure established security processes and procedures are followed.
  • Strong knowledge of AWS infrastructure, Commercial cloud and cloud security.
  • Evaluate security solutions to ensure security requirements are met for processing classified information.
  • Provide configuration management and documentation for system software, hardware, networks, enclaves, etc.
  • Prepare and review system documentation to include Systems Security Plans (SSPs), Certification and Accreditation (C&A) packages, architecture diagrams, contingency plan, incident response plan, and other documentation.
  • Support programmatic and organization project and risk management review boards.
  • Perform vulnerability scanning, risk assessment analysis using NIST 800-53 and prepare responses to Plan of Action and Milestones (POA&Ms).
  • Understanding of NIST 800-53, NIST 800-37, RMF, ICD 503.
  • Strong written and oral communication skills to write technical analysis reports and security plans.

Desired Certifications:
• CompTIA Security+
• Certified Information System Security Processional (CISSP)
• Certified Information Security Manager (CISM)
• Certified Ethical Hacker (CEH)
• AWS Certified Cloud Practitioner (CCP)
• Microsoft Azure
• Google Cloud Platform (GCP)


  • Full-flex work week
  • 401K with company match
  • Internal mobility team dedicated to helping you own your career
  • Collaborative teams of highly motivated critical thinkers and innovators
  • Ability to make a real impact on the world around you

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About Our Work

We are GDIT. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.

COVID-19 Vaccination

GDIT does not have a vaccination mandate applicable to all employees. To protect the health and safety of its employees and to comply with customer requirements, however, GDIT may require employees in certain positions to be fully vaccinated against COVID-19. Vaccination requirements will depend on the status of the federal contractor mandate and customer site requirements.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.