Senior Software Engineering

Leidos is dedicated to making the world a safer place. This starts with helping our customers in the Defense Industry achieve their critical missions. Our dedicated Defense Group employees are solving critical challenges across the globe. At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. With offices across the United States engaging in the defense, space, cyber and commercial fields, Leidos provides responsive, cost-effective engineering, scientific and IT solutions. Leidos is well known for our people-oriented culture, positive work environment, technical excellence, and resilient business ethics.

Leidos is seeking a talented Senior Software Engineer to work in our Huntsville office. This is an exciting opportunity to use your experience to help develop software for Tactical strike guided munition programs.

​This position focuses on the development of robust, innovative software frameworks, as well as the fielding, support, and maintenance of software products. Software products range from analysis tools/simulations, mission planning software, and components of mission-critical systems.

Provide technical leadership and direction for software development teams (5-15 engineers).

Define full-stack software architecture and design patterns for missile system applications implementing major system functions (i.e. guidance, navigation, control, telemetry, and mission planning).

Lead technical reviews, design reviews, and code reviews to ensure quality and compliance.

Serve as the primary technical interface with government customers and program management.

Mentor and develop junior and mid-level software engineers.

Ensure software design support modularity, reusability, portability, and maintainability requirements.

Lead code reviews, ensuring coding standards and best practices are applied.

Direct communication with customers, end users, and team members will be required on a frequent basis.

Support flight test operations and post-test analysis.

Ensure adherence to military and aviation standards for safety, cybersecurity, and RMF.

Candidate must possess at least a bachelor’s degree in software engineering, Computer Science, Computer Engineering, Electrical Engineering, Aerospace Engineering, Mathematics, or equivalent technical degree with an overall GPA of 3.0 or higher.

• 12+ years of relevant technical experience, or 10+ years with a master’s degree in a related field.
• Active Secret clearance or ability to obtain one.
• Proven experience leading software development teams on complex, multi-disciplinary projects.
• Strong experience with open systems concepts, architectures, and implementation
• Knowledge of Modular Open Systems Approach (MOSA) principles and application
• Demonstrate expert-level experience with C/C++ required.
• Experience with Python and Java.
• Deep understanding of software architecture patterns and design principles.
• Excellent communication skills with ability to present to senior leadership and government customers.
• Excellent communication skills with ability to present to senior leadership and government customers.
• Experience with software configuration management principles and techniques, software quality engineering concepts, good software standards and practices, and a strong understanding of why these are important.

Knowledge of guidance & control algorithms, navigation systems, mission planning systems (NOMS, JMPS), and sensors a huge plus.

Knowledge of software development standards: Experience with containerization (Docker/Kubernetes) and CI/CD pipelines.

Proficiency with MATLAB/Simulink for algorithm development and simulation a plus.

Understanding of hardware-software integration and software systems engineering principles

Previous experience in a Software Lead role (IPT Lead, Technical Lead, Software PM, etc.).

Agile Scrum Master or Product Owner experience a plus.

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.

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. 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. Securing Your Data

Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., com automated system – never from free commercial services (e.g., 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 View email address on click.appcast.io you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.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. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos is an equal opportunity employer/disability/vet.