Principal Test Software Engineer I

Austin, TX - USA

Monthly Salary: Not Disclosed

Posted on: 15 hours ago

Vacancies: 1 Vacancy

Job Summary

Please Note:To conform with the United States Government Space Technology Export Regulations the applicant must be a U.S. citizen lawful permanent resident of the U.S. conditional resident asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)) or eligible to obtain the required authorizations from the U.S. Department of State.

AtCesiumAstro we are developers and pioneers of out-of-the-box communication systems for satellites UAVs launch vehicles and other space and airborne platforms. We take pride in our dynamic and cross-functional work environment which allows us to learn develop and engage across our organization. If you are looking for hands-on interactive and autonomous work CesiumAstro is the place for you. We are actively seeking passionate collaborative energetic and forward-thinking individuals to join our team.

We are looking for a Principal Test Software Engineer Ito design develop and maintain automated test systems for embedded hardware and this role youll work closely with embedded software hardware and systems engineers to ensure our products are reliable robust and production-ready. Youll own test infrastructure from low-level hardware validation through system-level and regression testing.

This role is ideal for someone who enjoys building test frameworks working close to the hardware and improving product quality through automation and thoughtful test design.

JOB DUTIES AND RESPONSIBILITIES

Design and implement automated test software for embedded systems.
Develop test frameworks for unit integration hardware-in-the-loop (HIL) and system-level testing.
Write test code in C/C Python or other scripting languages to validate firmware and hardware behavior.
Interface with embedded targets using UART SPI I2C CAN Ethernet JTAG and other protocols.
Collaborate with firmware and hardware teams to define test requirements and acceptance criteria.
Debug failures across software firmware and hardware layers.
Integrate tests into CI/CD pipelines and support regression testing.
Create and maintain test documentation reports and metrics.
Continuously improve test coverage reliability and execution time.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

Bachelors degree in Computer Engineering Electrical Engineering Computer Science or equivalent experience.
Minimum of 9 years of experience with embedded systems and low-level software.
Proficiency in C/C and/or Python.
Experience developing automated test software not just manual testing.
Familiarity with RTOS or bare-metal systems.
Experience debugging using oscilloscopes logic analyzers or JTAG/debug probes.
Solid understanding of software testing principles and test automation best practices.

Preferred experience includes:

Experience with HIL/SIL testing or custom test rigs.
Familiarity with CI systems (GitHub Actions Jenkins GitLab CI etc.).
Experience testing safety-critical or high-reliability systems.
Knowledge of Linux-based embedded systems.
Exposure to aerospace automotive robotics or industrial embedded products.

CesiumAstro considers several factors when extending an offer including but not limited to the role and associated responsibilities a candidates work experience education/training and key skills. Full-time employment offers include company stock options and a generous benefits package including health dental vision HSA FSA life disability and retirement plans.

CesiumAstro is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard torace color religion sex national origin disability protected Veteran Status or any other characteristic protected by applicable federal state or local law.

Please note: CesiumAstro does not accept unsolicited resumes from contract agencies or search firms. Any unsolicited resumes submitted to our website or to CesiumAstro team members will be considered property of CesiumAstro and we will not be obligated to pay any referral fees.

We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.

Required Experience:

Staff IC

Please Note:To conform with the United States Government Space Technology Export Regulations the applicant must be a U.S. citizen lawful permanent resident of the U.S. conditional resident asylee or refugee (protected individuals as defined by 8 U.S.C. 1324b(a)(3)) or eligible to obtain the required...

This role is ideal for someone who enjoys building test frameworks working close to the hardware and improving product quality through automation and thoughtful test design.

JOB DUTIES AND RESPONSIBILITIES

Design and implement automated test software for embedded systems.
Develop test frameworks for unit integration hardware-in-the-loop (HIL) and system-level testing.
Write test code in C/C Python or other scripting languages to validate firmware and hardware behavior.
Interface with embedded targets using UART SPI I2C CAN Ethernet JTAG and other protocols.
Collaborate with firmware and hardware teams to define test requirements and acceptance criteria.
Debug failures across software firmware and hardware layers.
Integrate tests into CI/CD pipelines and support regression testing.
Create and maintain test documentation reports and metrics.
Continuously improve test coverage reliability and execution time.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

Bachelors degree in Computer Engineering Electrical Engineering Computer Science or equivalent experience.
Minimum of 9 years of experience with embedded systems and low-level software.
Proficiency in C/C and/or Python.
Experience developing automated test software not just manual testing.
Familiarity with RTOS or bare-metal systems.
Experience debugging using oscilloscopes logic analyzers or JTAG/debug probes.
Solid understanding of software testing principles and test automation best practices.