Leidos is seeking a UI/UX engineer to design and deliver highly usable mobile, touch-based experiences and responsive, adaptive UX solutions across multiple platform types. This is an on-site role at a Naval Facility in San Diego, CA 92121, and the position requires US citizenship with an active Secret DoD security clearance.
In this role, you will help shape UX strategy with leadership and product owners, and you will advocate for strong UX design in an engineering-heavy environment. You will also partner closely with developers, engineers, and testers to bring designs to life through interactive prototypes and thoughtful information architecture.
Responsibilities
- Partner with leadership and product owners to develop a UX strategy across multiple platform types
- Design responsive and/or adaptive UX solutions that account for different form factors and screen widths
- Lead the design and execution of highly usable, engaging UX designs, frameworks, and information architectures aligned to user goals and needs
- Create interactive prototypes using available tools
- Work closely with and guide developers, engineers, and testers throughout delivery and validation
- Manage multiple simultaneous UX research, design, and engineering processes
- Own and advocate for the importance of excellent UX design within a product engineering environment
Requirements
- US citizenship and an active Secret DoD security clearance are required
- BA/BS in Design or HCI, or BA/BS in Computer Science or Engineering with UX experience, plus 8+ years of experience
- 5+ years delivering UX for successful, innovative mobile products, including exposure to a variety of UX research techniques and familiarity with lean UX process
- 5+ years producing UX designs and interaction prototypes using industry-standard tools, including examples such as Sketch, Pixate, and Adobe Creative Suite
- Excellent verbal and written communication skills
What you will like about this position
- Joining an experienced team focused on the product suite vision and the positive impact it provides to customers and the warfighter
- Working with a wide variety of technologies using powerful, industry-standard development tools and practices
- Operating on a 9/80 work schedule (9-hour days, with 8 hours on the first Friday and off the second Friday)
Benefits
- Competitive compensation
- Health and Wellness programs
- Income Protection
- Paid Leave
- Retirement
Preferred / Desired qualifications
- Design experience in a mobile, touch-based environment
- Experience with ECUs or SKLs
- Demonstrable independence and initiative, including identifying, diagnosing, and addressing problems early
- Strong, defendable design sensibilities, with the ability to make the case for design decisions
- Experience with pixel-perfect design and the collaboration and organization to ensure details do not fall through the cracks
- Excellent written and oral communication skills, including knowing how to request clarification when needed
- An impressive portfolio demonstrating the ability to break down complex problems, build effective UX solutions, and execute high-quality designs and prototypes
- DoD 8570 approved security certification (Security +) required within 90 days after hire
Salary range: USD 107,900 - 195,050 per year. Original posting date: September 17, 2026.
Securing your data
- Beware of fake employment opportunities using Leidos’ name.
- Leidos will never ask you to provide payment-related information during any part of the employment application process (for example, asking you for money), and will never advance money as part of the hiring process (for example, sending a check or money order before doing any work).
- Leidos will only communicate with you through emails generated by the Leidos.com automated system, not free commercial services (such as Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc.
- If you receive an email that requests payment-related information or other personal information, and you are concerned about its legitimacy, contact LeidosCareersFraud@leidos.com.
- If you believe you are the victim of a scam, contact local law enforcement and report to the U.S. Federal Trade Commission.
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 also considers for employment qualified applicants with criminal histories consistent with relevant laws.
