Senior Software Developer

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.

• Develop and enhance Tactical Signature Guidance (TSG) systems
  , including sonar TDAs across multiple 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.

This opportunity is ideal for developers who thrive on solving complex problems
, want to expand their technical expertise
, and are motivated by work that directly supports the U.S. Navy's operational readiness
.

• Mentor a de‑centralized team of 15+ developers, applying agile methodologies within a larger 50+ member program.
• Collaborate in an agile environment to design, develop, and deliver complex mission system software
  .
• Own and deliver solutions built with Java, C++, and other modern technologies.
• Explore and apply new frameworks and languages such as Angular, Rust, or Scala to meet evolving mission needs.
• Troubleshoot and resolve complex technical challenges with creativity and efficiency.
• Make informed decisions even with limited information in dynamic, fast‑paced environments.
• Recognize when to adapt or pivot during implementation to ensure the best technical and mission outcomes.
• Drive process improvements and introduce innovative workflows that enhance team performance.
• Influence positive change through collaboration, initiative, and technical leadership.
• Balance multiple priorities and adapt quickly to urgent or shifting requirements.
• Communicate clearly across teams, stakeholders, and leadership.
• Apply agile best practices to deliver high‑quality, iterative results that make an impact.
• Travel occasionally to Manassas, VA for integration efforts and direct team collaboration.

• Education: Bachelor's degree in Engineering, Mathematics, Physical Science, or Computer Science
  , or another degree providing equivalent software development expertise.
• Experience: Minimum of 7 years in some combination of:
  • Designing, developing, and implementing real‑time acoustic signal processing algorithms
  • Developing parallel processing implementations
  • Working with service‑oriented architectures (SOA)
  • Developing signal processing
    , real‑time data analysis
    , or visualization/simulation systems
  • Java and C++ are required for this role
• Domain Expertise: At least 5 years of development and integration experience with sonar and/or Navy Command and Control (C2) systems.
• Security: Ability to obtain a U.S. security clearance
  .
• Certification: Possess an IAT Level I or higher certification, or willingness to obtain one within 30 days of hire
  .

• Education: Master's degree in Computer Science, Engineering, Mathematics, or Physical Sciences
  .
• Experience: ~
  11 years designing, developing, and implementing signal processing
  , real‑time data analysis
  , or visualization/simulation systems.
• Technology Leadership: ~8 years evaluating and integrating new technologies, maintaining modern software architectures, and mentoring development teams.
• Big Data & Cloud:
  
  Experience with
  Scala
  , No
  
  SQL/NewSQL databases
  , Cassandra
  , Kafka
  , Spark
  , and AWS cloud environments.
• UI/Visualization: Proficiency with HTML5, Angular, Type Script, Cesium
  , and related toolsets.
• Containers & Microservices: Strong background in Kubernetes, Docker, REST APIs
  , and containerized microservice architectures
  .
• Collab…