Software Developer (Systems Software) - TS/SCI w/ Polygraph

Location: USA VA Herndon

Time Type: Full time

Job Description

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph

Public Trust/Other Required:

None

Job Family:

Software Engineering

Job Qualifications:

Skills:

Debugging, Development Design, Software Coding, Testing

Certifications:

None

Experience:

10 + years of related experience

US Citizenship Required:

Yes

Job Description:

Explore a career in software development at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your dedication to advancing innovation.

Transform technology into opportunity as a Software Developer at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career. The ideal candidate will be a Software Developer in design, development, coding, testing, and debugging new software or providing complex enhancements to existing software. Works with technical staff to understand and to develop resolution of software operational and transformational activities. Successful candidate will have experience with multiple languages (including Java, Python, Ruby) and web frameworks (including Spring and Rails) as well as big data systems.

RESPONSIBILITIES:

• Modernizes legacy Java, Python, and Ruby code as part of the migration to a cloud-based computing environment.
• Designs, implements, and maintains Infrastructure as Code (IaC) solutions using tools like Terraform to automate provisioning, improve scalability, and ensure environment consistency across development, staging, and production.
• Must be comfortable working with software developers to identify and resolve defects.
• Experience working with GitHub, Jira and Confluence.
• Assists with the transition of existing batch processing systems to a near-real time streaming pipeline.
• Maintains current knowledge of relevant technology as assigned.
• Identifies and resolves complex hardware/software interface issues.
• Test and document performance benchmarks and metrics for developed software.
• Designs and implements cloud-native data processing capabilities using tools such as Hadoop, Hive, and other big data software.
• Supports the design and development of a large scale structured search system
• Works with a cross functional team of developers, QA, DevOps, and security to develop, deliver, and sustain a complex production system.

REQUIRED SKILLS:

• 10+ years of software development experience including full stack development
• Proficiency in a range of technologies including Java, JavaScript, SpringBoot, Python, Angular, and SQL
• Experience designing, developing, and integrating REST API services
• Experience with Linux-based systems and shell scripting.
• Experience developing web applications, including familiarity with frontend JavaScript.
• Strong knowledge of AWS platform and development tools.
• Experience analyzing large volumes of complex structured and unstructured data.
• Expertise in Elasticsearch

DESIRED SKILLS:

• Experience with containerization using Docker and/or Kubernetes
• Background in DevOps practices and ETL (Extract, Transform, Load) processes
• Familiarity with AI, AI/ML, and experience integrating with Large Language Models (LLMs) and other AI related services

GDIT IS YOUR PLACE:

• 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

#WeAreGDIT
#JET
#GDITEnhanced2026
#VA_2026Alumni

The likely salary range for this position is $164,382 - $214,921. 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

Telecommuting Options:

Onsite

Work Location:

USA VA Herndon

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.

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 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 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.

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gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans