Sr. Information Assurance Engineer - Active TS/SCI with poly required

Clearance Level
Top Secret/SCI
Information Security
Chantilly, Virginia

REQ#: RQ58088

Travel Required: Less than 10%
Public Trust: None
Requisition Type: Regular

**Position requires an active in-scope TS/SCI clearance and polygraph.**

Position Overview

Information Assurance Engineer (IAE) is responsible for conducting information systems security engineering activities throughout the acquisition lifecycle. IAEs are responsible for capturing and refining information protection requirements to ensure their integration into information systems acquisition and information systems development through purposeful security design or configuration. The IAE integrates security functional requirements into existing acquisition lifecycle phases, milestones, and deliverables using systems engineering principles and methodologies. Personnel shall be knowledgeable of best practices when implementing security controls including software engineering methodologies, security engineering principles, and secure coding techniques and coordinates activities with assessment and authorization stakeholders. 


  • Participate in discussions at the system engineering level to enhance the security of the customer networks
  • Provide support to system certification activities and efforts related to system certification and accreditation
  • Provide technical support in investigating and minimizing real or potential damage resulting from security incidents
  • Research, analyze, integrate, and distribute IS security tools and associated documentation, subject to USG review and approval
  • Provide on-site assistance for integrating IS security tools into Contractor and Government information systems
  • Develop security procedures for systems and software within area of expertise to ensure consistent security policy implementation for review and approval of USG
  • Support the creation, update, and presentation of Information Assurance (IA) related briefings and other related materials to both internal and external organizations as a security Subject Matter Expert (SME)
  • Participate in and support various Information Assurance forums as directed
  • Support the Intelligence Community (IC) and Industry-based working groups as directed
  • Participates in special projects as required.

BA/BS in Computer Science or a related technical discipline, or the equivalent combination of education, professional training or work experience.

10+ years of related experience in data security administration.

  • Must possess IAM Level III Certification: GSLC (or) CISSP (or) CISM
  • Knowledge of and experience with DCID6/3 and ICD 503 and the Government's certification and accreditation process
  • Networks, computer components, system protocols, and COTS technology
  • System methodologies including: client server, web hosting, web content servers, policy servers, directory servers, firewalls, WAN, MAN, LAN, switches, and routers
  • Software integration of COTS and Government Off-the-Shelf (GOTS) products
  • VMware, Xen, Hyper V and other virtualization platforms
  • Technical experience in:
  • Configuring and supporting, at a minimum, Windows, Linux, Unix, Mac OS
  • Configuring and supporting, at a minimum, VMware, Xen, Hyper V
  • Software engineering
  • Program design and implementation
  • Configuration management
  • System maintenance
  • Integration testing
  • Information system engineering




At GDIT, our "People First" culture commits to every employee feeling valued and supported throughout their career.  Our comprehensive Total Rewards package – including programs focused on financial, physical, emotional and social well-being – demonstrates this commitment.

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.

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.