Systems Integration Engineer

About this role

Type of Requisition: Regular

Clearance Level Must Currently Possess: Top Secret/SCI

Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph

Public Trust/Other Required: None

Job Family: IT Infrastructure and Operations

Job Qualifications: Skills: Complex Systems, Complex Systems Design, Systems Design Certifications: None Experience: 6 + years of related experience US Citizenship Required: Yes

Job Description: Senior Systems Integration Engineer

The Senior Systems Integration Engineer will manage and engineer complex data flows across a diverse ecosystem of devices and platforms. This role leverages Apache NiFi, Python, and modern visualization tools to meet customer data requirements, monitor system health, and ensure seamless data movement across networks. The ideal candidate will thrive in technical problem‑solving, collaborate effectively with engineering teams, and maintain highly detailed documentation of data flow architectures.

Key Responsibilities • Develop and sustain intricate data flows from numerous sources using Apache NiFi. • Create innovative solutions for complex data manipulation challenges with Python. • Utilize Apache NiFi and Python to retrieve, transform, and route data originating from remote APIs. • Modernize legacy Java implementations by converting them into comprehensive Python-based solutions. • Build Grafana dashboards to display data flow performance metrics and infrastructure status. • Participate in weekly engineering review board meetings, providing technical insight on internal and customer-driven change requests. • Assess existing data flows for inefficiencies and implement optimized improvements. • Design secure cross-domain transfer mechanisms supporting networks with differing security levels. • Document new and existing data flows using Microsoft Visio. • Evaluate change request documentation for technical precision and completeness.

Required Qualifications • Active TS/SCI clearance with Polygraph. • Bachelor’s Degree from an accredited institute in an area applicable to this position and six (6) years of relevant experience.  An additional four (4) years of relevant experience may be substituted for the bachelor’s degree • Proficiency with Linux command-line operations. • Experience in at least one programming language; Python strongly preferred. • Strong analytical and troubleshooting abilities. • Ability to work independently and collaboratively within a team. • Must meet DoD 8570 requirements (IAT Level 2) by security indoctrination, including any required CE certifications. • Demonstrated capability in producing technical documentation and presenting change requests to leadership.

Desired Qualifications • Hands-on experience designing and sustaining data flows using Apache NiFi. • General networking knowledge, including routers, firewalls, DNS, DHCP, subnetting, VPNs, and web proxies. • Understanding of RESTful API design and usage. • Proficiency in both Windows and Linux system administration. • Familiarity with relational databases such as Oracle, MySQL, and PostgreSQL. • Foundational understanding of Active Directory, including Organizational Units and Security Groups.

GDIT IS YOUR PLACE • 401K: With company match. • Health & Wellness: Comprehensive health and wellness packages. • Career Growth: Internal mobility team dedicated to helping you own your career. • Professional Development: Growth opportunities including paid education and certifications. • Innovative Tech: Access to cutting-edge technology to stay ahead of the mission. • Work-Life Balance: Rest and recharge with paid vacation and holidays.

The likely salary range for this position is $161,500 - $218,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.

Scheduled Weekly Hours: 40

Travel Required: None

T elecommuting Options: Onsite

Work Location: USA VA Reston

Additional Work Locations:

Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.    

Our Identity Verification Process: As part of the hiring process, we will ask you to complete an identity verification process that leverages advanced biometrics and artificial intelligence to ensure authenticity and protect against identity fraud. You are expected to be on camera during virtual interviews. We reserve the right to take your picture to verify your identity and prevent fraud. By proceeding, you authorize the collection, processing, and use of your biometric data for identity verification and security purposes.     About Our Work: We are GDIT. A global technology and professional services company that delivers technology solutions and mission services to every major agency across the U.S. government, defense and intelligence community. Our 26,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50+ countries worldwide, offering leading mission-ready

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