Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

Software Engineering

Job Qualifications:

Skills:

Linux, MySQL Cluster, Python (Programming Language), Software Implementations

Certifications:

None

Experience:

8 + years of related experience

US Citizenship Required:

Yes

Job Description:

SOFTWARE ENGINEER PRINCIPAL:

Transform technology into opportunity as a Software Engineer Principal at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your engineering career.

MEANINGFUL WORK AND PERSONAL IMPACT:

The HPC Software Engineer shall be responsible for the design, development, optimization, and sustainment of software solutions that run on large-scale, high-performance computing systems. This role focuses on maximizing performance, scalability, and reliability of compute-intensive applications used for scientific, engineering, analytics, or AI/ML workloads.

WHAT YOU’LL NEED TO SUCCEED:

Bring your engineering expertise along with a drive for innovation to GDIT.

The Software Engineer Principal must have:

• Education: Bachelor of Science

• Experience: 8+ years of related experience

• Security clearance level: TS/SCI w/ Polygraph

Position Required Skills:

 Experience using the Linux CLI and Linux tools Experience developing Bash scripts to automate manual processes
 Experience developing with Chapel and Python programming languages
 SME in parallel programming and statistical modeling
 Experience installing, configuring, optimizing, and supporting COTS/GOTS/FOSS software, libraries, and packages in a Linux environment
 Experience with Bayesian inference on Big Data
 Experience with Git Source Control System

Position Desired Skills:

 Experience with SQL technologies such as MySQL, MariaDB, and PostgreSQL Experience using Distributed Big Data processing engines such as Spark
 Experience with containerization technologies such as Docker, containerd, and Podman
 Experience using the Atlassian Tool Suite (JIRA, Confluence)

GDIT IS YOUR PLACE:

• At GDIT, the mission is our purpose, and our people are at the center of everything we do.
• Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY:

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.

#MD_2026Alumni

The likely salary range for this position is $175,950 - $238,050. 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 MD Annapolis Junction:

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 30,000 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.

Join our Talent Community to stay up to date on our career opportunities and events at
gdit.com/tc.

Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans