Senior Software Engineer
Defense Unicorns
- Saint Paul, Illinois, United States
- Saint Paul, Illinois, United States
Über
UDS Registry — reliably manage and deploy UDS packages to any mission environment
Zarf — an open source tool enabling continuous software delivery on disconnected systems
Fleet — manage distributed systems across Denied, Disrupted, Intermittent, and Limited (DDIL) and fully airgapped environments
UDS Image Factory — developer tooling for composing complete, mission-ready system images (OS, Kubernetes, applications, configuration) into a single deployable artifact
UDS Foundation — core platform and tooling that power UDS, serving Platform Engineers building and operating UDS across environments
The UDS Product Engineering team values action, ownership, and focus, taking initiative to see work through from idea to impact.
How You’ll Contribute: Mid-level Software Engineer:
Deliver high-quality, production-ready code with strong testing and reliability practices
Own well-scoped features and systems end-to-end
Contribute to design discussions and implementation decisions
Navigate ambiguity with increasing independence
Build deep understanding of the systems and domains you work in
Senior Software Engineer:
Lead design and implementation of complex systems across teams
Own and be accountable for systems or major components end-to-end
Drive technical direction and influence product decisions
Operate effectively in ambiguity and define clear paths forward
Mentor other engineers and elevate engineering standards
Responsibilities:
Build, ship, and maintain features and systems that support mission-critical environments
Contribute to system design, architecture, and implementation decisions
Collaborate with engineering, product, and design to translate requirements into scalable technical solutions
Identify and reduce ambiguity in product and technical requirements
Debug, optimize, and support production systems (including on‑call rotation)
Integrate with existing defense systems while ensuring interoperability and security compliance
Contribute to and support the open source ecosystems we depend on
Develop and maintain technical documentation (designs, runbooks, user guides)
Participate in a shared 24x7 on‑call rotation, owning incident response, troubleshooting, and coordination to ensure reliable production systems
Additionally, Senior Software Engineers will:
Own architectural decisions and ensure technical quality across systems
Lead cross-team initiatives and complex technical efforts
Influence product direction through deep user and system understanding
Provide mentorship and raise the bar for engineering practices
The listed responsibilities are not exhaustive and additional responsibilities may be assigned based on the evolving needs of the organization. We are seeking a dynamic individual who is able to adapt and take on new responsibilities as they arise.
Preferred Experience and Qualifications:
3+ years (Mid) or 5+ years (Senior)
experience in software engineering
Proficiency in Go or other modern programming languages
Strong understanding of system design, APIs, databases, and cloud environments (AWS, Azure, etc.)
Experience building tools focused on software lifecycle and delivery
Familiarity with Kubernetes concepts (Controllers, Operators, CRDs)
Experience with supply chain security (SBOMs, signing, scanning, etc.)
Experience contributing to open source projects (CNCF, ASF, OpenSSF, etc.) is a strong plus
Ability to solve complex problems and deliver pragmatic, scalable solutions
Strong communication and collaboration skills across technical and non-technical audiences
Full compensation packages are based on candidate experience. Compensation ranges are established using national benchmarking data and apply across all geographic locations within the United States.
Remote - USA
$123,250 - $201,250 USD
Benefits Our Unicorns Enjoy Health:
Premiums are 100% Company Paid
Health Reimbursement Account
Life Insurance
Disability Insurance
401k Retirement Plan
Company Stock Options
Home Office Budget
Leave:
We offer all full-time Unicorns Flexible Time Off (FTO) plus all Federal Holidays, one week for Thanksgiving, and two weeks for Christmas and New Year’s
Learning:
Reimbursement for approved trainings/subscriptions
Conferences (travel, lodging, and fees)
At Defense Unicorns, we're committed to diversity. If you're enthusiastic about the role but don’t match every criteria, we encourage you to apply. You could be the perfect fit for this or another role! Defense Unicorns is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, disability, sex, sexual orientation, gender identity or expression, age, national origin, veteran status, genetic information, union status and/or beliefs, or any other characteristic protected by federal, state, or local law.
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Sprachkenntnisse
- English
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