Staff Software Engineer

OpenC3 builds and supports COSMOS, the batteries-included open source software for hardware integration, test, and operations. We are an engineering-first company, with a deep commitment to customer success, efficiency, and respect for our employees.

Job Overview

We are seeking a talented Software Engineer to join us in building the best hardware interface and orchestration platform in the world. You will work closely with a team of full-stack software developers to build, test, deliver, maintain, and support OpenC3's COSMOS software. You will also contribute to the technical roadmap and feature development required to grow OpenC3's business and product line into new markets and customers.

This role reports to the CTO, and executes mostly remotely from the Denver/Boulder metro area with regular (monthly to quarterly) in-person team meetings.

Responsibilities

• Execute the full software engineering lifecycle, from problem description, to design, implementation, test, deployment, and maintenance. This work includes open-source development on Github ( and closed customer systems.
• Work directly with customers, remotely and periodically in-person, to enable their use of and success with our COSMOS product.
• Balance multiple concurrent goals through time management and communication.
• Be a critical engineering voice at a small company, helping to steer OpenC3's technical roadmap and engineering processes.
• Stay up to date on the latest industry advances, and advocate for their adoption at OpenC3.

Requirements

• Backend development proficiency in Ruby or Python
• Frontend development proficiency with Vue or other modern frontend frameworks
• Experience with and understanding of the principles of operation for infrastructure technologies like Docker, Kubernetes, and Redis.
• Experience with industry-standard development tooling, including Git, GitHub, Playwright or similar test frameworks.
• Experience leveraging generative AI in a professional software engineering environment
• A bachelor's degree in Computer Science, Computer Engineering, or a related field
• 6 years of professional software engineering experience
• Experience with Agile development methodologies
• Excellent communication skills and teamwork abilities
• Ability to obtain and maintain a US Government security clearance

Benefits and Compensation

We provide the following employee benefits:

• 401k retirement plan with company match
• Unlimited paid time off

$160,000 to $200,000 USD

Equal Opportunity Employer

OpenC3 is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

This role requires access to information or technology that is subject to the International Traffic in Arms Regulations (ITAR) and/or the Export Administration Regulations (EAR). US person status is a required qualification for this role.