> Markdown version of [/jobs/ext/2283301-test-engineer-qrf](https://www.wearedevelopers.com/jobs/ext/2283301-test-engineer-qrf). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Test Engineer (QRF) - **Company:** Inc. Hq - **Location:** Louisville, CO, United States - **Experience:** Expert - **Salary:** $160,000.0 - $185,000.0 - **Contract:** Permanent contract - **Skills:** Testing (Software), Board Bringup, Automation of Tests, C++ (Programming Language), Command-Line Interface, Cloud Computing, Communications Protocols, Computer Programming, Computer Engineering, Software Debugging, Firmware, Hardware Design, Python (Programming Language), Linux System Administration, Machine Learning, Software Reliability Testing, Salesforce.Com, Software Engineering, System Integration Testing, Systems Integration, Test Data, Strategies of Testing, Scripting, Hardware Testing, Git, Stripe, Integration Tests, Information Technology - **Published:** August 28, 2026 - **Apply:** https://apply.workable.com/coldquanta/j/633493885F/ ## About the Role Bachelor's degree in Electrical Engineering, Computer Engineering, or a related field. * 4+ years of relevant industry experience with a focus on hardware validation and system integration testing. * Strong programming skills in Python and other scripting languages. * Familiar with at least one compiled language (C/C++/Rust). * Hands-on experience with optical and electronic test equipment, including oscilloscopes, DMMs, OSAs, and VNAs. * Strong understanding of communication protocols (USB, I2C, SPI, serial comms, etc.). * Ability to process, analyze, and visualize test data to drive design decisions and improvements. * Comfortable working in Linux environments with command-line tools for scripting and automation. * Collaborate with a cross-functional team to support product development from prototype to production * Experience with Git and modern software development workflows. * Strong analytical and problem-solving skills, with experience in root cause analysis and debugging embedded systems. Preferred Experience * Advanced degree in electrical engineering, Computer Engineering, Physics, or a related field. * 6+ years of experience in hardware test and validation. * Experience with firmware integration, embedded system validation, and debugging. * Experience with environmental reliability testing and compliance validation. * Knowledge of regulatory compliance standards relevant to test and validation processes. * Prior experience working with atomic, optical, or quantum technologies. * Ability to travel to support remote test integration and commissioning as required. ## Description We are seeking a Senior Test Engineer to support the development and validation of prototype QRF systems and subsystems moving towards scalable products. This individual will work across hardware, software, and R&D teams to develop and execute test plans, set up and interface with test equipment, and automate pilot line test processes. A strong candidate will have hands-on experience with test automation, scripting, hardware validation, and embedded system testing in a Linux-based environment. The duties and responsibilities outlined below include essential functions of the role. Depending on business needs, this role may perform a combination of some or all the following duties. Duties, responsibilities, and activities may change, or new ones may be assigned at any time with or without notice. * Develop, maintain, and execute test strategies and test plans for atomic clock systems and subsystems. * Lead End of Line test plan definition for new products and features, in collaboration with firmware, software, and hardware design teams. * Design and deploy optical and electrical test benches for system integration. * Perform compliance, robustness, and reliability testing on electronic and optical subsystems. * Support board bring-up and debugging efforts, providing feedback to design teams. * Develop and maintain an automated test platform using Python. * Operate and interface with a range of electrical and optical lab test equipment. * Process and visualize test data, leveraging scripting and analysis tools to extract meaningful insights. * · Work within Git-based software development workflows to track, version, and collaborate on test software., 2 Hours Ago Hybrid Denver, CO, USA 110K-204K Annually Senior level 110K-204K Annually Senior level Machine Learning * Payments * Security * Software * Financial Services Leads software engineering teams responsible for vulnerability remediation, application ownership, application support, and delivery. Oversees development and maintenance projects, security and compliance, operational standards, resource planning, service quality, and continuous improvement. Coaches employees, manages performance and career development, coordinates cross-functional stakeholders, and ensures applications meet business requirements and quality standards. Xero Business Growth Specialist 2 Hours Ago Hybrid Denver, CO, USA Entry level Entry level Cloud * Fintech * Information Technology * Machine Learning * Software Drive revenue growth across small and medium-sized business accounts through high-volume outbound campaigns. Promote Stripe and GoCardless integrations, manage conversion pipelines, track sales activity and metrics in Salesforce, and provide insights to improve messaging and conversions. The role requires consultative customer communication, consistent target achievement, and collaboration with Marketing, Data Science, and Customer Success teams. 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