Senior UI/UX Designer – Enterprise Modernization

Diaconia is seeking a Senior UI/UX Designer to support a federal enterprise modernization initiative. This role will lead user experience strategy, interaction design, and usability optimization efforts to ensure intuitive and accessible digital experiences for users.

Responsibilities:

• Lead end-to-end UI/UX strategy for enterprise contact center and related digital systems
• Conduct user research activities including stakeholder interviews, persona development, workflow analysis, and usability evaluations
• Translate business and functional requirements into wireframes, mockups, prototypes, interaction flows, and design specifications
• Design intuitive user interfaces that support high-volume operational environments and diverse user groups
• Apply human-centered design principles to improve usability, efficiency, and user satisfaction
• Develop and maintain design systems, style guides, and reusable UI components as appropriate
• Collaborate with Business Analysts to ensure alignment between documented requirements and user experience artifacts
• Partner with development teams to support implementation and ensure design fidelity
• Facilitate usability testing sessions and incorporate feedback into iterative design improvements
• Ensure user interface designs align with accessibility and inclusive design best practices
• Support user adoption and change management efforts by aligning design decisions with training and workforce enablement strategies
• Contribute to continuous improvement initiatives focused on enhancing system usability and operational effectiveness

Requirements:

• 10+ years of professional UI/UX experience, including significant experience supporting enterprise system implementations or digital modernization initiatives
• Demonstrated experience designing for complex operational environments (e.g., contact centers, service platforms, case management systems, or similar enterprise applications)
• Strong portfolio showcasing wireframes, prototypes, and implemented UI solutions
• Experience conducting user research and usability testing and applying findings to iterative design improvements
• Proficiency with modern design and prototyping tools (e.g., Figma, Adobe XD, Sketch, Axure, or similar)
• Working knowledge of accessibility and inclusive design principles
• Experience collaborating with cross-functional teams including business analysts, developers, and program leadership
• Strong written and verbal communication skills with the ability to present design concepts to technical and non-technical stakeholders
• Ability to obtain and maintain a Public Trust clearance
• Experience supporting federal or other highly regulated environments
• Familiarity with enterprise contact center systems or customer service operations
• Experience contributing to digital modernization or transformation initiatives
• Knowledge of Agile or hybrid delivery methodologies
• Relevant UX, human-centered design, or accessibility certifications