Software Engineer

Description

Leidos has an exciting opening for you, as our next TS/SCI cleared Software Engineer supporting a long-term DIA-NDOC DOMEX Technology Platform (DTP) contract. You will work closely with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Management on a broad scope of activities extending across the development of systems, including middle-tier and backend engineering tasks.

As a Software Engineer you will lead an application team responsible for maintaining the continuous flow of new software enhancements and deployments, while you manage risks, escalate impediments, and help to drive continuous process improvement.

While most work is conducted on-site at our client location in Bethesda, MD, we offer a flexible schedule and, occasionally, some tasks may be performed remotely.

You will work closely with the team on the following key tasks:

• Develop, test, debug, and maintain Python-based microservices in accordance with established requirements and design specifications.
• Develop and maintain integrations with Elasticsearch to support real-time and batch data indexing and querying.
• Write and execute unit and integration tests to ensure software quality, reliability, and performance.
• Participate in technical design discussions, code reviews, and software development planning activities.
• Identify, troubleshoot, and resolve software defects and operational issues using logging and observability tools.

To be successful in this role you need the following (required qualifications): 

• BS in Engineering, Computer Science, Systems Engineering, or related field and 4 or more years of prior relevant experience or Masters with 2 or more years of prior relevant experience.
• To be considered, must have an active Top Secret with SCI eligibility and ability to obtain and maintain a TS/SCI with Polygraph.
• Experience developing software applications using Python
• Experience with containerization technologies
• Experience developing and troubleshooting software in a Linux environment
• Experience using Git and collaborative software development workflows
• Strong verbal and written communication skills
• Experience working in an Agile software development environment
• Ability to work independently on assigned development tasks while collaborating effectively with a cross-functional team

You will wow us even more if you have some of these skills: 

• Familiarity with DGX systems
• Elasticsearch certifications or other relevant technology stack certifications
• Experience supporting production or enterprise-scale software systems
• Familiarity with or experience developing applications that leverage Large Language Models (LLMs) or Agentic AI

DTP

#NMECDTP-Leidos

#ASBA

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

October 16, 2026

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.