Job Description

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.

L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.

Job Title: Principal, Application Development - UI/UX Designer

Job Code: 46950

Job Location: Melbourne, FL; Remote Opportunity

Job Schedule: 9/80: Employees work 9 out of every 14 days – totaling 80 hours worked – and have every other Friday off

Job Description:

L3Harris is seeking a Principal UI/UX Designer to lead UX strategy and design for Palantir Foundry projects by creating intuitive, scalable, and user-centered experiences for data-driven applications and workflows. This role will serve as a recognized UI/UX subject matter expert and trusted advisor across the digital ecosystem, partnering with business stakeholders, business solution architects, developers, data engineers, and program teams to translate complex user needs and operational processes into effective designs that improve usability, adoption, and business outcomes. This role will drive a common design approach across the digital ecosystem by establishing reusable patterns, influencing standards, and shaping consistent interaction models across strategically important solutions.

The ideal candidate has experience designing enterprise applications and data-centric user experiences in complex environments. This role requires the ability to understand user needs, business processes, and technical constraints, then create designs that balance usability, consistency, and platform capabilities. Experience with Palantir Foundry is highly desired.

Essential Functions:

• Lead UX strategy and design execution for Palantir Foundry initiatives, including discovery, workflow analysis, wireframing, prototyping, usability evaluation, and experience optimization.
• Partner with stakeholders, architects, engineers, and program teams to translate business and operational needs into intuitive, effective user experiences.
• Influence cross-functional teams and senior stakeholders to adopt strong UX practices, shared standards, and user-centered methods.
• Define and champion reusable patterns, interaction models, and design approaches that improve consistency, usability, and scalability across applications.
• Analyze workflows, interfaces, and user journeys across solutions to identify pain points and recommend improvements with measurable impact.
• Design interfaces that simplify complex data, decisions, and processes so users can work more efficiently and effectively.
• Create user flows, journey maps, wireframes, mockups, prototypes, and design specifications to support development and implementation.
• Conduct and apply user research, usability testing, and feedback analysis to validate designs and improve adoption.
• Collaborate closely with development teams to ensure design intent is implemented effectively and in alignment with enterprise standards.
• Present design strategies, concepts, and recommendations clearly to stakeholders, senior leaders, and customers.
• Provide guidance and mentoring to team members and partners on UX methods, standards, accessibility, and best practices.
• Approximately 10–20% travel required; travel may increase periodically based on implementation activity, stakeholder workshops, onsite user research, or enterprise deployments.

Qualifications:

• Bachelor’s degree in UX Design, Human-Computer Interaction, Interaction Design, Graphic Design, Computer Science, Information Systems, Psychology, or a related field and a minimum of 12 years of prior related experience; or Graduate Degree and a minimum of 10 years of prior related experience; or in lieu of a degree, a minimum of 16 years of prior related experience.

Preferred Additional Skills:

• Extensive experience leading UX for complex enterprise applications, internal tools, dashboards, workflows, or other sophisticated digital products.
• Demonstrated experience serving as a senior or expert UX practitioner on large, complex, or strategically important initiatives.
• Experience translating complex user needs, business requirements, and operational workflows into scalable design strategies and production-ready solutions.
• Experience influencing shared design standards, reusable patterns, design systems, or UX governance across multiple teams or applications.
• Demonstrated ability to influence cross-functional stakeholders and senior leaders across business and technical domains.
• Strong knowledge of interaction design, information architecture, accessibility, usability, and enterprise UX best practices.
• Experience conducting and applying user research, usability testing, and feedback analysis to inform design decisions.
• Proficiency with modern design and prototyping tools such as Figma or similar platforms.
• Strong communication, facilitation, documentation, and presentation skills.
• Demonstrated ability to work independently, manage multiple complex priorities, and deliver high-quality results with broad organizational impact.
• Experience with Palantir Foundry.
• Experience designing data-intensive applications, dashboards, analytics workflows, or decision-support tools.
• Experience contributing to enterprise design systems or shared UX standards across multiple applications or organizations.
• Experience working in Agile or other iterative delivery environments.
• Familiarity with front-end development concepts, technical constraints, and design handoff best practices.
• Experience using analytics, user feedback, or adoption metrics to inform UX strategy and design improvements.

In compliance with pay transparency requirements, the salary range for this remote role in California, Connecticut, Massachusetts, New Jersey, Washington, and the Greater D.C., Denver, or NYC areas is $153,000 - $284,000. The salary range for this remote role in Colorado, Hawaii, Illinois, Maine, Maryland, Minnesota, New York State, Cleveland, Ohio, Vermont, and Virginia is $133,000 - $247,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. L3Harris also offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts, EAP, education assistance, parental leave, paid time off, and company-paid holidays. The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements.

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L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.

Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information.

By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions.

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