Software Architect at Leidos in San Diego, CA

Leidos has a new and exciting opportunity for a Software Architect in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!

JOB SUMMARY:

The Software Architect is needed to be a member of an Architecture Team that leads and coordinates the activities of a software development team and coordinates discussion and understanding of the software architecture to the Systems Engineering, Test Engineering, and PMO.

Position responsibilities will include:

• Work with our lead Software Architect and senior developers that lead the software development activities of a group of 20+ software developers.
• Participate and lead discussions at customer meetings, working groups, and technical interchange meetings associated with the work performed in this project. Provide project briefing materials upon request.
• Research, design, prototype and document web architectures, systems interfaces, and user interfaces in accordance with customer priorities, industry standards, and policy.
• Guide the development of administrator and user documentation, including reference manuals, installation guides, and data sheets.
• Assist with the integration, testing, troubleshooting and fielding of the system.

REQUIRED QUALIFICATIONS:

• Bachelor's Degree in System Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related field and at least 15+ years of related experience or typically a Master's Degree with 17+ years of related experience. Additional experience may be substituted for a Degree.
• MUST have hands-on experience as a senior software engineer performing full stack development.
• Experience leading software engineering teams, conducting code peer reviews, and managing complex project lifecycles.
• A track record of designing, deploying, and maintaining production systems.
• Experience using AI in the Software Development Lifecycle to increase productivity of the development team.
• Mastery or varied architecture styles.
• Expertise using Model Based Engineering and leading a team in the successful completion of moving processes into the digital engineering environment.
• Solid understanding of UML and SysML
• Experienced in defining and maintaining the implementation schedule used for driving performance, objectives, and results.
• Demonstrated ability to work seamlessly with Program/Project management customers, reporting on progress, schedule, and risk
• Must have an ACTIVE Secret clearance to be considered and would be eligible to obtain up to a TS/SCI clearance in the future.
• DoD 8570 approved security certification (i.e., Security +) (Will be required 90 days after hire).

DESIRED QUALIFICATIONS:

• Familiarity with MBSE tools (prefer Cameo/NoMagic) and related tools.
• Experience with database management software.
• Past Test-Driven Development (TDD) experience a strong plus.
• Familiarity with systems performance analysis.
• Experience working in all phases of the engineering product development lifecycle.
• Experience with Agile Scrum methodology.
• Active Top Secret/SCI Clearance

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:

May 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 $154,050.00 - $278,475.00

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.