Software Engineer (Tactical Decision Aids – Mid-Level)

Leidos; Bethesda (MD); On-site; USD 69,550 - 125,725; Full time

Job summary

Leidos in Bethesda, MD is seeking a Software Engineer to develop and maintain sonar TDAs and related real-time signal processing systems. You will work on state-of-the-art technologies at a government facility, contributing to national security through high-impact software solutions.

Responsibilities include delivering cross-functional software in Java, React, and C++, learning new languages, and occasionally assisting hardware integration.

Qualifications

• Bachelor’s degree in Computer Science, Computer Engineering, or a related field.
• Around 5 years of hands-on experience in software development.
• Experience with real-time acoustic signal processing or related areas.
• Must be able to obtain a U.S. security clearance.
• Willingness to earn an IAT Level I certification after hire (company-supported).

Responsibilities

• Own and deliver software solutions in Java, React, C++, and other modern languages.
• Develop and enhance Tactical Signature Guidance (TSG) systems, including sonar TDAs across multiple production code baselines.
• Troubleshoot and resolve complex software challenges while contributing innovative solutions.
• Learn and apply new technologies (e.g., Angular, Rust, Scala) to meet evolving needs.
• Occasionally support hardware system configuration and build-out, gaining exposure to full system integration.

Skills

Real-time DSP

Parallel processing

Microservices

Signal processing

Education

Bachelor's degree in CS/CE

Tools

Java

React

C++

Angular

Rust

Scala

Job description

Description

Leidos’ High Fidelity Simulation Business Area designs and delivers cutting-edge system-of-systems solutions that power world-class simulation, training, and analysis products for the U.S. Navy.

In this role, based at a U.S. Government facility in Bethesda, MD, you will work with state-of-the-art technologies to develop advanced sonar tactical decision aids (TDAs) that directly support the Fleet. You’ll be part of a high-performing team whose mission-critical work shapes the Navy’s tactical edge—making a tangible impact on national security.

At Leidos, we empower our engineers to do meaningful work while continually building new skills to grow the career they want to achieve.

What You’ll Work On

• Develop and enhance Tactical Signature Guidance (TSG) systems, including sonar TDAs across multiple production code baselines.
• Troubleshoot and resolve complex software challenges while contributing innovative solutions.
• Learn and apply new programming languages and technologies, with mentorship and support from experienced teammates.
• Occasionally support hardware system configuration and build-out, gaining exposure to full system integration.

Primary Responsibilities

• Work collaboratively in an integrated team environment supporting a large-scale program.
• Own and deliver software solutions in Java, React, C++, and other modern languages.
• Learn and apply new technologies (e.g., Angular, Rust, Scala) to meet evolving needs.
• Troubleshoot and resolve complex technical issues with efficient solutions.
• Adapt quickly to shifting priorities and support urgent requests when needed.
• Communicate clearly with teammates, stakeholders, and leadership.
• Travel occasionally to Manassas, VA for integration and team collaboration.

Basic Qualifications

• Education: Bachelor’s degree in Computer Science, Computer Engineering, or a related field that provides strong software development skills.
• Experience: Around 5 years of hands-on experience in one or more of the following:
• Designing and developing real-time acoustic signal processing algorithms
• Building parallel processing solutions
• Working with microservices
• Developing software for signal processing, real-time data analysis, or visualization/simulation systems
• Clearance: Must be able to obtain a U.S. security clearance.
• Certification: Must be willing to earn an IAT Level I (or higher) certification after hire (company-supported).

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

July 27, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range

Pay Range $69,550.00 - $125,725.00

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.

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.