Senior UI/UX Designer

  • R0175092
  • Hybrid
  • Arlington, Virginia, United States
  • Merrifield, Virginia, United States
  • Full time
  • TS/SCI w/CIP

The Geospatial Enterprise Open Data Store (GEODS) contract provides integration, design, development, and sustainment for data services in support of the Federal Government. 


Amentum is seeking a talented Senior UI/UX Designer who is responsible for leading the design strategy, execution, and optimization of digital products across federal web platforms. They will bridge the gap between business objectives, complex user needs, and engineering feasibility, transforming abstract ideas into scalable, beautiful, and intuitive user experiences. In addition to hands-on design work, a senior designer acts as a system thinker, mentor, and strategic collaborator who drives measurable business outcomes.


Work Schedule:

Day shift, Monday through Friday.


Essential Responsibilities:

We are seeking a visionary and highly collaborative Senior UI/UX Designer to own the end-to-end user experience of our product ecosystem. In this role, you will lead the evolution of our design system, map out complex user journeys, and create high-fidelity interfaces that look stunning and function seamlessly. You will collaborate daily with product management, software developers, and federal leadership to champion user-centered design practices and drive product innovation. As a senior member of the team, you will also mentor junior designers and elevate our collective design standards.


Key Responsibilities:

  • Design Strategy & Execution: Own the full product design lifecycle, moving smoothly from discovery, user flows, and wireframing to high-fidelity UI design and interactive prototyping.
  • System & Component Design: Maintain and scale our cross-platform design system, building robust, reusable UI component libraries that streamline frontend development.
  • User Research & Data Synthesis: Plan and conduct qualitative user research, usability testing, and data analysis to uncover pain points and validate design assumptions.
  • Cross-Functional Collaboration: Partner closely with Product Managers to align features with business KPIs, and work hand-in-hand with Software Developers to provide precise handoff documentation and perform design QA.
  • Stakeholder Influence: Articulate and present design logic, research findings, and product vision to stakeholders, effectively gathering feedback and securing organizational buy-in.
  • Designing for Reality: Optimize designs for digital accessibility (e.g., WCAG 2.1 AA and Section 508 standards), localization, edge cases, responsive scaling, and performance.

Work Environment, Physical Demands, and Mental Demands:

Office environment, light physical demands, must have ability to attend to mental tasks for the duration of the workday.


Minimum Requirements (Knowledge, Skills, and Abilities):

  • Experience: 4 years of dedicated UI/UX or product design experience in complex software landscapes, preferably in secure or federal environments or commercial high-growth environments (e.g., B2B SaaS, complex mobile apps, etc.).
  • Portfolio: A robust portfolio demonstrating end-to-end product design, clear visual design craft, systematic UI architecture, and examples of data-informed UX decisions.
  • Tools: Expert-level mastery of industry standard UI/UX tools (e.g., Figma, Sketch, Adobe Creative Cloud, or advanced prototyping tools like Framer) and experience with Atlassian suite, specifically Jira and Confluence.
  • Technical Understanding: Familiarity with frontend technologies (HTML, CSS, JavaScript frameworks) and how layout constraints, component logic, and responsive design function in development.
  • Soft Skills: Outstanding communication, narrative storytelling, and project management skills; ability to juggle multiple initiatives simultaneously without losing attention to pixel-level details.

Security Clearance Required: Active TS/SCI to start; with ability to gain and maintain a Poly


Minimum Education: Master’s degree plus 2 years experience, Bachelor’s degree plus 4 years experience, Associates degree plus 6 years experience, or a minimum of 8 years experience, in relevant field


Minimum Years of Experience: Master’s degree plus 2 years experience, Bachelor’s degree plus 4 years experience, Associates degree plus 6 years experience, or a minimum of 8 years experience, in relevant field


Preferred Qualifications: AI if applicable to your program

  • At least 4 years of demonstrated experience with software development using SAFe or similar Agile methodologies, to include working with Scrum Masters and/or Product Owners to decompose high level requirements into actionable user stories
  • Previous NGA experience

 

Other Responsibilities:


Safety - Amentum enforces a safety culture whereby all employees have the responsibility for continuously developing and maintaining a safe work environment. As appropriate, each employee is responsible for completing all training requirements and fulfilling all self-aid/buddy aid responsibilities, participating in emergency response tasks and serving on safety committees and teams.


Quality - Quality is the foundation for the management of our business and the keystone to our goal of customer satisfaction. It is our policy to consistently provide services that meet customer expectations. Accordingly, each employee must conform to the Amentum Quality Policy and carry out job activities in compliance with applicable Amentum Quality System documents and customer contracts. Each employee must read and understand his/her Quality Management and Customer Satisfaction responsibilities.


Procedure Compliance - Each employee must read, understand and implement the general and specific operational, safety, quality and environmental requirements of all plans, procedures and policies pertaining to his/her job. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status.


#javelin

       

Compensation Details:

$140k - $210k

       

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

 

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

  • Health, dental, and vision insurance

  • Paid time off and holidays

  • Retirement benefits (including 401(k) matching)

  • Educational reimbursement

  • Parental leave

  • Employee stock purchase plan

  • Tax-saving options

  • Disability and life insurance

  • Pet insurance

 

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

       

Original Posting:

11/10/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

       

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed,  marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.

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Accessibility/Reasonable Accommodations

If you are an applicant with a disability that requires a reasonable accommodation to complete any part of the application process, or are limited in the ability—or unable to use—the online application system and need an alternative method for applying, please submit requests to: Accessibility/Reasonable Accommodations