New

Senior Software Engineer - Front End

Expedition Technology
vision insurance, parental leave, paid holidays, sick time, tuition reimbursement, 401(k), profit sharing
United States, Virginia, Herndon
13865 Sunrise Valley Drive (Show on map)
Aug 29, 2025
United States Citizenship is REQUIRED for US Government security clearance eligibility Expedition Technology (EXP), is seeking motivated engineers to join our Umbra team whose mission is to develop, deploy, and maintain the Training Data Storefront (TDS). TDS is a central repository of AI/ML annotations and models that serves the entire Department of Defense (DoD) and Intelligence Community (IC). It plays a fundamental role in addressing today's critical defense and intelligence problems. On the Umbra team, you will experience the full lifecycle of modern software development; from Agile scrum meetings, designing new TDS features, developing new capabilities using the latest open-source frameworks, to directly working with end-users to ensure TDS is solving their mission needs. At EXP, your work will make an impact to the community from day one. As a member of the Umbra team working on TDS you will: Collaborate on design and implementation of UI/UX strategy Design UI architecture, interface, and interaction flow of new web applications Break down complex requirements and concepts into visual designs and workflows Mentor other engineers to improve the ability of the engineering teams to self-diagnose UI/UX issues and identify opportunities for improving human-machine interfaces Build and maintain a framework of modular web components that can be used in multiple products Create and evaluate interaction models, user task flows, screen designs, and UI details that promote ease of use and optimize the user experience The qualifications you'll need to succeed are: Bachelor's/Master's degree or equivalent experience in computer science, software engineering, UI/UX development, or a related field United States Citizenship - all applicants must be eligible for a US Government-issued security clearance of Top Secret or higher. US Citizenship is required for this clearance. An active TS/SCI security clearance (at the moment, we can only hired cleared engineers) Experience with some front-end technologies and frameworks, such as HTML, CSS, React/Angular or other major UI platforms - ex: Vue (You don't need to know all technologies listed, just some of them.) Experience with Javascript and Python Experience with REST APIs, experience with UI/UX design and integration with data-intensive backend systems Experience with Cloud applications - AWS preferred 5 years+ professional experience in a similar role Ability to work collaboratively with developers, engineers, and other teams to ensure that designs are successfully created and implemented to achieve the user goals Experience creating UI specs and wireframes; flexibility and willingness to move from idea, to whiteboard, to execution quickly and provide choices to stakeholders An understanding and working knowledge of source control repositories (Git preferred) A passion for new languages, technologies, and development practices Clearance Required: TS/SCI Who is Expedition Technology? Expedition Technology (EXP) designs, develops, and delivers innovative, advanced signal, image, and multi-INT solutions for the defense and intelligence communities. We leverage advanced algorithms, platforms, and technologies to solve our customers' most complex, demanding, and urgent C4ISR challenges. Our culture promotes individual growth and opportunity, prioritizes a collaborative team spirit, and invites the intellectually curious to creatively solve challenging problems. Headquartered in Northern Virginia's high-tech corridor, EXP is a rapidly growing, privately held, employee-owned company that pushes the boundaries of what is possible every day. Interested in joining our team? Let's explore together. To learn more about EXP and discover why we are an award-winning workplace, visit ourweb siteand follow us onLinkedIn. Join Our Team and Enjoy Exceptional Benefits! Expedition Technology (EXP) offers a flexible, self-directed benefits package that is designed to fit your individual needs.Here's a glimpse of the outstanding benefits you can enjoy when you join our team: Company-paid medical, dental, and vision insurance Generous Time Off: Enjoy 12 paid holidays, up to 33 days of PTO, and generous sick leave Robust 401(k) Plan: Benefit from up to a 12% company contribution, including a 3% safe harbor, 6% match, and up to 3% additional as a form of profit sharing. Student Loan Repayment: Take advantage of our unique option to reallocate a portion of your 401(k) match funds to repay student loans, helping you achieve financial freedom faster. Paid Parental Leave: Six weeks of paid leave for the primary caregiver and 2 weeks of paid leave for the secondary caregiver for you to bond with your new family member. Tuition Reimbursement: Pursue further education with up to $5,250/year available to support your continuous learning and growth. Referral Bonus Program: Earn rewards for bringing talented individuals into our team. Exclusive Entertainment Perks: Enjoy free tickets to sporting events, theater, concerts, and more, adding fun and excitement to your life. Onsite Amenities: Stay fit and healthy with our free, onsite fitness center, active workstations featuring treadmill and bike desks, and enjoy our onsite cafeteria with reduced-cost options. Inspiring Work Culture: Thrive in a collaborative, creative, and supportive culture where you are encouraged to push boundaries, take risks, and enjoy the rewards. Join us and be part of a team that values your well-being and professional growth. Apply today and take the first step towards a fulfilling career with us! EXP is proud to be an Equal Opportunity Employer that believes a diverse range of talent creates an environment that fosters creativity and innovation.All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, disability, national origin, genetic information, or protected veteran status.