Senior Software Engineer

Job Description

The Maritime Systems Division of Leidos is seeking an experienced software engineer with experience in software architecture, design, implementation, and integration of real-time systems.  The position will be responsible for the modification of existing software as well as the creation of new software.  A successful candidate will have experience developing in Rust in a real-time system.  Experience with C++, Java, JavaScript, and Python is beneficial.

The candidate should work well in a collaborative environment, understand Agile development methodologies, and seek to identify and champion both technical and process innovations.

The C4I Prototype is a new product that is rapidly maturing and nearing readiness for deployment.  The program provides for deployment, monitoring, and communications of a buoy that includes a software defined radio.  The implementation in Rust controls the radio in meeting key mission objectives. Tasking and responsibilities will vary depending on project objectives and may extend to programs beyond the C4I Prototype.

Primary Responsibilities

Support all phases of the software development lifecycle, including requirements analysis, system design, software development, integration and test, documentation, and maintenance, for complex software system/applications.

• Development of software architectures to support migration of timing-critical applications to new hardware configurations
• Software implementation and unit testing to meet customer objectives
• Continuous Integration/Continuous Deployment pipeline support
• Mentoring of junior engineers

Basic Qualifications

• US Citizenship required with the ability to obtain an Secret clearance
• Requires BS degree in Computer Science or Computer Engineering and 4+ years of prior relevant experience or Masters with 2+ years of prior relevant experience.
• The ability to obtain and maintain a TS/SCI Security Clearance
• Proven experience in all phases of Software Engineering including requirements, design, code, test and integration
• Experience with Rust and Linux
• Experience using the Atlassian toolset
• Knowledge of or experience with UML and object-oriented design,
• Real-time software development experience
• Excellent verbal, written and interpersonal communication skills are required for an effective interface with all internal and external contacts. 
• Possess business and technical vision

Preferred Qualifications

• Experience with C/C++, Java, Python, JavaScript
• Experience with Rhapsody, Model Driven Development, and code generation
• Experience in Agile development methods, including Scrum
• Knowledge related to cybersecurity including the Risk Management Framework (RMF) and Security Technical Implementation Guides (STIGs)
• Experience with containerization and microservices

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:

September 26, 2025

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 $85,150.00 - $153,925.00

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.