System Integration Engineer - TS/SCI and Polygraph

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


Systems Development

Systems Engineering

REQ#: RQ165882
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
Systems Integration Engineer

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 Systems Integration Engineer joining our team to support customer activities at Reston, VA.At GDIT, people are our differentiator. As a Systems Integration Engineer, you will be trusted to work on designing, coding, testing, and documenting new systems or enhancements to existing systems. In this role, a typical day will include:
  • The Systems Integration Engineer will be responsible for managing data flows for a wide range of devices.

  • Utilize Apache NiFi and Python to maintain and engineer data flows to meet customer requirements.

  • Build out Grafana dashboards to visualize the data flow metrics and infrastructure status.

  • Responsible for interfacing with various API endpoints as well as maintaining holistic diagrams of each data flow.

  • The following technologies are used:
    Operating Systems: RHEL7,9, Windows Server 2012, 2016, 2019
    Databases: MongoDB, PostgreSQL, Oracle DB
    Languages: Python, Bash, PowerShell, Java, JavaScript, HTML, CSS
    Virtualization: VMWare, Nutanix
    Other: Apache NiFi, Grafana, Microsoft Visio, Cross Domain Solutions, Ansible, Active Directory

  • Develop and sustain intricate data flows from a multitude of sources leveraging Apache NiFi.

  • Devise innovative approaches for intricate data manipulation challenges utilizing Python.

  • Employ Apache NiFi and custom Python scripts to retrieve data from remote APIs, modify the data, and then distribute it according to customer requirements.

  • Transform legacy Java implementations into holistic Python solutions, leveraging modern libraries to achieve equivalent functionality.

  • Build Grafana dashboards to display data flow metrics and infrastructure status.

  • Engage in weekly engineering review board sessions, offering technical insights on change requests from both the internal team and clients.

  • Analyze current data flows for inefficiencies and propose optimized remedies.

  • Design secure cross-domain channels to facilitate data movement between networks of varying security levels.

  • Document new and existing data flows using Microsoft Visio.

  • Evaluate change request documentation for technical precision, sourced both internally and externally

  • A Bachelor’s Degree from an accredited institute in an area applicable to this position. An additional four (4) years of relevant experience may be substituted for the bachelor’s degree
  • Four (4) Years of relevant experience
  • Skills: VMware, Oracle/SQL, Python, Bash, Perl, Java, and Linux with organizational/project management skills
  • TS/SCI with Polygrap
  • Proficient in utilizing the Linux command-line interface
  • Proficiency in a programming language, preferably Python.
  • Excellent analytical and technical troubleshooting skills.
  • Ability to work both as part of a team and independently.
  • Must be 8570 compliant (IAT Level 2) by date of security indoctrination with any necessary. Computing Environment (CE) for certification.
  • Strong technical documentation abilities, with experience in creating detailed change request materials and presenting them effectively to leadership for endorsement.

  • Preferred qualifications: Familiarity with designing and sustaining data flows using Apache NiFi. General networking knowledge to include operation of routers, firewalls, DNS, DHCP, subnetting, VPN and web proxies. Working knowledge in the design and utilization of RESTful APIs. Proficiency in managing and maintaining both Windows and Linux operating environments. Familiarity with relational SQL databases, including Oracle, MySQL, and PostgreSQL.
  • Possess foundational knowledge of Active Directory concepts, including Organizational Units (OUs) and Security Groups
  • Location: On Customer Site
  • US Citizenship Required
● Full-flex work week to own your priorities at work and at home
● 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
Work Requirements
Years of Experience

6 + years of related experience

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


Travel Required

Less than 10%


U.S. Citizenship Required

About Our Work

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

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.