Systems Engineer SME - TS/SCI w/Poly

Clearance Level
Top Secret SCI + Polygraph
Systems Engineering
Reston, Virginia
Onsite Workplace
Key Skills For Success


Requirements Specification

Specification Documents

System Requirements

Systems Integration

REQ#: RQ115311
Requisition Type: Regular
Your Impact

Own your opportunity to serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our country from threats.

Job Description

Looking for a Systems Engineer to work on an exciting team developing special telecommunications solutions. Job duties include leading the project development lifecycle; enforcing project lifecycle rigor; developing documentation; briefing systems requirements and design; and helping to design and prototype communications systems.

This position is a member of a team that is expanding the data transport line of business. Our customers have exciting missions in team-oriented environments where we are breaking new ground in solving the most difficult customer mission problems.

Detailed description includes:

  • Manage one or more integration projects with system planning, integration/development life cycle, coordinate hardware/software integration, prepare validation test documentation, and coordinate packaging/delivery of equipment.

  • Excellent problem-solving skills with attention to detail, and ability to work independently as well as collaboratively with a diverse team of highly skilled network engineers, cyber security engineers, architects, procurement specialists, and security analysts

  • Demonstrated experience conducting technical research on system upgrades to determine feasibility, cost, time required, and compatibility with system, preparing report, studies, and documentation

  • Key responsibilities include:

o Preparing project level documents and system requirements

o Providing overall design concepts in order to manage integration work utilizing standardized and disciplined project policy/processes/procedures

o Managing system integration consisting of assembly, manufacturability, verification tests, installation, operations, maintenance, repair, and disposal

o Provide effective communication with multiple organizational components through moderate meetings as part of standardized processes, documenting minutes, and tracking actions

o Provide expertise in information management

Required and Preferred Skills and Qualifications:


  • TS/SCI with Polygraph

  • BS/BA Degree PLUS 15 years of experience OR equivalent combination of education and experience

  • Experience designing and/or building custom computing solutions

  • Strong experience with and understanding of the project lifecycle

  • Experience documenting complex hardware and software systems

  • Experience developing system requirements

  • Experience designing systems to meet detailed written requirements

  • Demonstrated experience working with Systems Engineering designs and logic diagrams

  • Obtain, document, and validate user requirements in order to develop System Requirements Specification documents

  • Experience overseeing end-to-end (ETE) validation testing in integration environment

  • Develop project schedules, track project plans, requirements, task schedules and actions items for data and software/hardware implementation

  • Demonstrated experience coordinating groups of people to accomplish mission goals

  • Excellent organizational skills

  • Experience performing with minimal guidance, under pressure and tight deadlines

  • Demonstrated ability to track details of sub-system assemblies and components while maintaining a big picture focus


  • Excellent communications skills to articulate complex technical issues orally and in writing

  • Demonstrated expertise with PowerPoint, Visio, and other documentation tools

  • An understanding of telecommunications systems and architectures

  • Hands-on experience building hardware and/or software systems

  • Experience with Windows and Linux environments

  • Experience handling system security under Linux operating systems.




#JET #SWDevpoly

Work Requirements
Years of Experience

5 + years of related experience

* may vary based on technical training, certification(s), or degree

Travel Required



U.S. Citizenship Required

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 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.