Senior Software Engineer

General Dynamics Information Technology

Oakton, Virginia, United StatesFull-time$119,000–$161,000Posted Oct 16, 2026

About the role

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

None

Clearance Level Must Be Able to Obtain:

Secret

Public Trust/Other Required:

None

Job Family:

Software Engineering

Job Qualifications:

Skills:

Application Development, Software Development, Software Development Life Cycle (SDLC)

Certifications:

None

Experience:

5 + years of related experience

US Citizenship Required:

Yes

Job Description:

GDIT is seeking a Senior Software Engineer to join our team.

This challenging and interesting software engineering/development position is a chance to participate in the development and operation of a high-performance big data system, and join a longstanding, stable program consisting of a team of individuals using defined Agile software principles and practices. As a Senior Software Engineer, you’ll perform software requirements analysis, participate in research, design, development, testing, and maintenance of an operational big data system.

Deliver simple solutions to complex problems as a Senior Software Engineer at GDIT. Here, you’ll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application development, you’ll make the end user’s experience your priority and we’ll make your career growth ours.

US Citizenship is required. Active Secret clearance is preferred. If candidate does not have an active clearance, GDIT will sponsor the clearance upon contingent offer. The work must be performed onsite (no remote work).

WHAT YOU’LL NEED TO SUCCEED:

  • Demonstrated understanding of software engineering concepts, principles, and applications

Experience with database technologies, and an understanding of SQL, ETL, indexing, and performance

In-depth understanding of object-oriented and functional programming, design patterns, data structures, and algorithms

  • Education: Bachelor’s degree in software engineering or a related technical field.
  • Required Experience: 5+ years of related experience

Preferred Skills:

  • Modern C++ versions (C++11/14/17/20) in a Linux development environment
  • Scripting languages such Python, Ruby, bash
  • Very large databases/big data/data warehousing
  • NoSQL database technologies such as MongoDB
  • Multi-threaded and multi-process applications

What sets you apart:

Ability to interact and collaborate effectively with project teams, managers, and end users

Commitment to ongoing professional development

Solid ability to grasp and apply new information quickly and handle increasing responsibilities with growing complexity

Creative and innovative thinking with the ability to multi-task

CLEARANCE REQUIREMENTS:

Department of War Secret security clearance is required before starting on program. Applicants selected will be subject to a government background investigation and must meet eligibility and suitability requirements. Due to the nature of work performed within our facilities, U.S. citizenship is required.

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

The likely salary range for this position is $119,000 - $161,000. 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 Oakton

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 capabilities in AI, cloud, cyber and software development.

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

Responsibilities

  • Analyze software requirements for an operational big data system
  • Participate in research, design, development, testing, and maintenance
  • Apply Agile software engineering practices to deliver software solutions

Qualifications

  • Bachelor’s degree in software engineering or a related technical field
  • At least 5 years of related experience
  • Understanding of software engineering concepts, principles, and applications
  • Experience with databases, SQL, ETL, indexing, and performance
  • Knowledge of object-oriented and functional programming, design patterns, data structures, and algorithms
  • U.S. citizenship required
  • Secret security clearance required before starting; active clearance preferred

Benefits

  • 401(k) with company match
  • Medical, dental, and vision plans
  • Paid vacation, holidays, and other paid time off
  • Paid education and certification opportunities
  • Professional growth and internal mobility opportunities
  • Disability, life, and other insurance options

Skills mentioned

C++PythonLinuxSQLETLMongoDBMultithreadingData WarehousingDatabase DesignPerformance Optimization

About General Dynamics Information Technology

GDIT is a global technology and professional services company that delivers solutions, 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, cyber, and software development. GDIT is part of General Dynamics, a global aerospace and defense company. We have shared our customers’ sense of purpose for over half a century and have a unique understanding of their missions, complex environments, and a rapidly changing world. Together with our customers, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

IT System Data Services10,001+ employeesFalls Church, Virginia

H-1B sponsorship history

Historical employer filing data was found for General Dynamics Information Technology. The employer record includes 162 historical certified applications. This is employer-level history, not a guarantee that this role currently offers sponsorship.