Senior Software Engineer (.NET / React) - USSF Mission Support Sigmatech, Inc. - 3.8 Cape Canaveral, FL Job Details Full-time 3 days ago Qualifications Customer communication Software engineering .NET Core C# JavaScript frameworks Web application design projects Web applications Front-end component implementation Project stakeholder communication

Full Job Description Job Description:

Location:

Cape Canaveral, FL (On-Site)

Employment Type:

Full-Time Security Clearance:

Ability to obtain a US Government Security Clearance required (US Citizenship required) About the Role Are you ready to contribute to the future of space operations? Sigmatech is seeking a high-caliber Senior Software Engineer to join our mission-critical team supporting the United States Space Force (USSF) in Cape Canaveral, Florida. This is not a "behind-the-scenes" coding role. We are looking for a technical leader who thrives at the intersection of complex software development and direct customer engagement. You will be responsible for building robust, high-performance applications that support Space Launch and Range operations, requiring a blend of deep technical expertise and sharp project management skills.

Key Responsibilities Full-Stack Development:

Lead the design, development, and implementation of scalable, high-availability applications using .NET Core (C#) and a modern React/Vite/Mantine front-end stack.

Customer Engagement:

Act as a primary technical point of contact for USSF stakeholders. You will translate mission requirements into technical specifications and provide regular project updates to customers.

Project Management:

Manage the full software development life cycle (SDLC), including sprint planning, requirement gathering, and timeline management to ensure mission success.

System Architecture:

Design secure, performant, and reliable software architectures capable of meeting the rigorous demands of space launch environments.

Mentorship & Code Quality:

Drive engineering excellence through code reviews, architectural oversight, and mentorship of junior team members.

Experience and Skills:

Required Qualifications Technical Expertise:

5+ years of professional software development experience, with a mastery of C# and .NET Core.

Front-End Mastery:

Proven experience building modern web applications using React (experience with Vite and Mantine is a significant plus).

Communication:

Exceptional verbal and written communication skills. You must be comfortable presenting to high-level stakeholders and technical users alike.

Problem Solving:

Ability to manage multiple project threads and pivot quickly in a fast-paced, mission-critical environment.

Citizenship:

Must be a U.S. Citizen and able to successfully undergo a background investigation to obtain a government security clearance.

Preferred Qualifications Domain Expertise:

Prior experience with Space Launch, Range operations, or Aerospace software is highly desirable.

DoD Experience:

Previous experience working on Department of Defense (DoD) contracts or within a defense environment.

Clearance:

An active clearance is a major plus.

Project Leadership:

Experience in a lead developer or technical project management role. Education/Certification BA/BS desired (Substitution of experience: 4+ years of relevant experience in lieu of degree.);

From:

Sigmatech, Inc.