Systems Architect Senior

Are you ready to launch your career where your code truly matters? At Amentum, we’re building more than just software — we’re delivering mission-critical solutions that shape the future. We’re looking for a

Senior Level Front-End Developer to join our dynamic team and help us create powerful, intuitive interfaces that drive real-world results.

As part of our agile and tight-knit development team, you’ll collaborate directly with system engineers and users to design and build clean, responsive, and high-performance front-end solutions. You'll work

with modern tools — HTML, CSS, JavaScript — and have the opportunity to grow your skills in a fastpaced, mission-driven environment.

This isn’t just another job — it’s a chance to be part of a company where your contributions directly support national security, technological innovation, and the future of digital transformation. We’re

passionate about what we do, and we’re looking for developers who share that passion — self-starters who love learning, problem-solving, and being part of something bigger than themselves.

If you're looking for a place where your work has real meaning, your team supports you, and your career can thrive — we’d love to hear from you.

8 hours 5 days a week within the hours of 6:00am – 6:00pm

As a Senior Systems Architect at Amentum, you’ll be at the forefront of

designing, developing, and deploying sophisticated enterprise applications in support of government IT missions. You’ll lead efforts across the full software development lifecycle while applying advanced

technical knowledge and strategic insight to create systems that are efficient, secure, and scalable. Your day-to-day responsibilities will include:

• Lead architectural design and development efforts for enterprise-level applications using technologies including C#, Java, JavaScript, CSS, MVC, .NET, and SQL.
• Coordinate with cross-functional teams to gather, analyze, and define system requirements that align with customer missions and long-term goals.
• Design and implement scalable, maintainable solutions leveraging T-SQL, JavaScript frameworks, and scripting languages, while ensuring code structure follows best practices.
• Oversee development workflows in Team Foundation Server (TFS) and ensure proper source control, build, and release processes are followed.
• Perform system integration and prototype emerging technologies to support innovation and future-proof existing infrastructures.
• Write, review, and maintain comprehensive technical documentation, including architecture diagrams, data flow models, and test plans.
• Stay up-to-date on industry trends and emerging technologies, recommending tools and approaches that improve development processes and system performance.
• Troubleshoot complex technical issues quickly and effectively, applying strong problem-solving and decision-making skills.
• Mentor junior developers and engineers, providing code reviews, architectural guidance, and technical leadership.
• Coordinate and prioritize multiple ongoing projects and tasks to meet deadlines in a high-pressure,mission-driven environment.·
• Collaborate with business analysts, developers, and senior leadership, ensuring solutions meet performance, security, and usability standards.
• Communicate effectively across technical and non-technical audiences to align project goals, timelines,and deliverables.

This role calls for someone who thrives under pressure, is technically exceptional, and can see both thebig picture and the fine details. Your ability to multitask, stay organized, and lead through complexity will be critical to your success.

• Bachelor’s degree in Computer Science,

• Engineeri…