About this opportunity
TCOM, L.P. lists this Senior Software Engineer opportunity in sioux falls, South Dakota. Review the employer’s description below for duties, qualifications and application requirements.
Job description
We build customer-facing command and control software for high-altitude balloon systems. Our users are trained operators—primarily U.S. military and internal flight operations teams—who rely on our tools to make real-world decisions. Aerostar, a business unit of TCOM, is seeking a Senior Software Engineer to help design and build production-grade single-page applications and the services that power them.
This role focuses on delivering high-quality, maintainable software across the full stack. You will contribute to the design and implementation of complex web applications that integrate real-time telemetry, operational data, and mission workflows. While you will have opportunities to influence technical decisions, your primary focus will be building robust systems and contributing to a strong engineering culture.
You will work across frontend and backend systems, partnering with other engineers to deliver scalable, reliable solutions and continuously improve the quality of the codebase.
Relocation may be available.
What You’ll Do:
Design and implement key components of complex, data-driven single-page applications
Build backend services, APIs, and data flows that support real-time telemetry and operational workflows
Contribute to technical design discussions for full-stack features
Write clean, maintainable, and well-tested code across the stack
Identify and address performance, reliability, and maintainability issues
Participate in code reviews and provide constructive feedback to peers
Collaboratewith cross-functional teammates to deliver high-quality software
What We’re Looking For:
You are an experienced engineer who can independently deliver complex features and systems.
You have contributed to the design and implementation of production software and understand the tradeoffs behind engineering decisions.
You enjoy solving challenging technical problems and collaborating with other engineers to build better systems.
You are pragmatic, detail-oriented, and focused on delivering working software that meetsuserneeds.
You can write software without the assistance of AI but are open to using it to enhance your toolset.
Education & Experience:
Experienced engineer with 5+ years of career experience, with bachelor’s degree i n software engineering or 3+ years’ experience with
master’s degree. Or experience in lieu of education.
Preferred Experience:
TypeScript
Complex data visualization
Contributing to design systems
Working on operational or decision-support tools
How We Work:
We are not a startup, but we operate with ownership and technical rigor.
We are building serious aerospace systems, and we expect strong engineering discipline.
Strong preference for onsite collaboration. Hybrid may be considered. Remote candidates will not be prioritized.
Physical Requirements & Working Conditions:
Physical Requirements: Ability to sit, stand, walk, bend, and reach. Reasonableaccommodationsmay be provided for individuals with disabilities.
Working Conditions: Primarily in a standard office environment, with occasional exposure to production areas, including noise, fumes, moving machinery, and varying temperatures.
TCOM offers a variety of benefits, including health and disability insurance, 401(k) match, flexible spending accounts/HSAs, EAP, tuition reimbursement, parental leave, paid time off (PTO), and company-paid holidays. Programs and eligibility may vary based on hire date, classification, and schedule.
Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities
This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.
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Worksite address
sioux falls, SD, 57102, US
Who can apply
Review the original listing for work authorization, qualifications and employer requirements.