Senior Web Page Developer

MTSI is seeking a highly creative, user experience‑focused Senior Web Developer with deep expertise in front-end development, modern UX/UI practices, and high-quality HMI design. The ideal candidate excels at transforming complex, data-rich information into clean, intuitive, visually compelling web interfaces that enable non‑technical users and senior leaders to quickly understand system status, insights, and workflows. This role requires strong visual design instincts, exceptional front‑end engineering skills, and a passion for crafting interfaces that simplify complexity.

Responsibilities

• Design and develop intuitive, visually stunning, highly functional web interfaces and HMIs.
• Create modern, responsive, and accessible front-end experiences using contemporary web technologies.
• Translate complex system outputs and data into clean, easy-to-navigate web applications.
• Develop interactive web pages, workflows, and visual displays tailored to non-technical and executive-level users.
• Drive UX/UI strategy through wireframing, prototyping, and iterative user testing.
• Ensure front-end performance, responsiveness, and cross-browser stability.
• Collaborate with systems engineers, designers, and other stakeholders to refine UI/UX requirements.
• Apply best practices in maintainability, code quality, version control, accessibility, and user-focused design.
• Troubleshoot UI issues, visual inconsistencies, and usability barriers in both new and legacy interfaces.
  
  

Required Qualifications

US citizenship and an active secret level clearance requried

• Bachelor’s degree in Computer Science, Software Engineering, Human–Computer Interaction, Digital Media, or related field.
• 7 years of professional experience in front-end web development and UX/UI engineering.
• Demonstrated expertise in HTML5, CSS3, JavaScript, TypeScript.
• Experience with modern web frameworks such as React, Angular, or Vue.
• Expertise in UX/UI design methods, prototyping tools, and user-testing practices.
• Experience designing HMIs for highly interactive or data-rich applications.
• Strong ability to simplify complex workflows and present information visually and intuitively.
• Skilled in debugging, performance tuning, responsive design, and accessibility.
• Experience with Git or similar version control systems.
• Proven ability to work both independently and collaboratively within cross-functional teams.
  
  

Preferred Qualifications

• Master’s degree or higher in HCI, UX/UI Design, Software Engineering, or a related field.
• Experience designing HMIs for mission-critical, engineering, or real-time operational systems.
• Familiarity with CI/CD pipelines, DevSecOps workflows, or automated UI testing tools.
• Experience developing in Linux or mixed-platform environments.
• Experience producing executive-friendly data visualizations and workflow interfaces.