Software Engineer 3

Responsibilities for this Position

Location: USA MD Annapolis Junction
Full Part/Time: Full time
Job Req: RQ214467


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:
GitLab, Linux, Python Software Development, Scripting
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 Software Engineer shall be responsible for enhancing a UI prototype that was developed using Streamlit and build it into an interface with future plans to make the interface available external to the corporate enterprise.

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

Technical Skills

Position Required Skills

Experience using the Linux CLI and Linux tools
Experience developing Bash scripts to automate manual processes
Recent software development experience using Python and Java
Familiar with Streamlit, a Python framework for building interactive web applications
Experience developing front-end applications using TypeScript, HTML, and CSS
Experience with JavaScript frameworks such as React, Angular, and Vue
Familiar with Distributed Big Data processing engines including Apache Spark
Experience using Jupyter Notebook
Experience with data wrangling and preprocessing using tools such as pandas, NumPy
Experience working with structured, semi-structured, and unstructured data such as Parquet, JSON, CSV, XML
Familiarity with data quality concepts, data validation, and anomaly detection
Experience with Git Source Control System
Position Desired Skills

Experience using Apache Airflow (DAG design, scheduling, operators, sensors) to orchestrate, schedule, and monitor complex workflows
Experience with SQL technologies such as MySQL, MariaDB, and PostgreSQL for querying, joining, and aggregating large datasets
Familiar with HPC Job Scheduling tools including Slurm
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

PI282312631