Principal Digital Factory UX/UI Test Engineer IV

The Connected Factory Intelligence (CFI) department develops, deploys, and enhances digital factory solutions that enable modern, data-driven manufacturing. We are seeking a Principal Digital Factory UX/UI Test Engineer to serve as the UI/UX design authority and front-end test expert for our digital manufacturing applications. This role drives the creation of intuitive operator experiences, validates front-end functionality, establishes test best practices, and builds regression test automation that ensures reliable, high-quality releases., The Principal Digital Factory UX/UI Test Engineer leads UI/UX design, front-end testing, usability validation, and regression automation for Ignition-based applications, MES workflows, dashboards, and IIoT-enabled systems. The engineer partners with manufacturing engineers, software developers, and stakeholders to design intuitive user interfaces, validate operator workflows, prevent defects, and establish department-wide testing standards.

• UI/UX Design Leadership
• Lead the design of modern, intuitive UI/UX for Ignition screens, MES workflows, dashboards, and digital factory applications.
• Develop wireframes, prototypes, and final layouts using tools such as Figma and Ignition Designer.
• Establish consistent UX patterns, visual standards, and interaction guidelines for all CFI applications.
• Collaborate closely with engineers and stakeholders to ensure designs align with operator needs and manufacturing workflows.

Front-End Testing & Validation

• Own the front-end testing strategy for digital factory applications across CFI.
• Develop and execute structured test plans for usability, workflow accuracy, interface clarity, error-handling behavior, and navigation flow.
• Validate implementation fidelity between UX designs and deployed features.
• Conduct iterative UI/UX reviews and acceptance testing to prevent defects from entering production environments.

Testing Standards & Department Best Practices

• Define testing best practices, templates, and guidelines for software engineers and stakeholders.
• Establish test case documentation standards, release readiness expectations, and UX validation processes.
• Train engineers on testing fundamentals, Azure DevOps workflows, defect triage, and UI/UX acceptance criteria.
• Automated Regression Testing
• Build and maintain automated regression tests focused on front-end interactions, click-path validation, and navigation behavior.
• Use tools such as Selenium, Playwright, or similar Python-based automation frameworks to simulate user workflows.
• Integrate automated tests into Azure DevOps pipelines and ensure consistent operation before releases.

What You Will Learn

• Opportunities to lead UI/UX strategy and testing modernization across CFI.
• Exposure to Industry 4.0 technologies, digital manufacturing innovation, and advanced automation.
• Leadership experience shaping how future digital factory applications are designed, validated, and deployed.
• Mentoring and collaboration across cross-functional engineering and operations teams., * Please ensure the role type defined below is appropriate for your needs before applying to this role. This position is classified as:
• Onsite : Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The ability to obtain and maintain a U.S. government issued security clearance is required., * Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience unless prohibited by local laws/regulations.

• 8+ years of experience in UI/UX design, front-end testing, human-machine interfaces, or digital manufacturing systems.
• Experience designing user-centric interfaces using Figma, Ignition, or similar tools.
• Experience in front-end testing, UX validation, and test plan development.

Qualifications We Prefer

• Experience using Azure DevOps (or similar tools) for test management and defect tracking.
• Proficiency with Python and SQL for lightweight automation and validation scripting.
• Experience with automated UI testing tools (Selenium, Playwright, Robot Framework).
• Experience establishing testing standards or leading testing initiatives in engineering organizations.
• Experience with Ignition, MES systems, IIoT connectivity, or digital factory applications.
• Familiarity with manufacturing workflows, operator interfaces, and plant floor digital systems.

The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels.

RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help our nation and allies defend freedoms and deter aggression. We bring more than a century of engineering expertise to meet today’s mission needs and stay ahead of tomorrow’s threats.