Senior Embedded Software Engineer

Posted Yesterday
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Westminster, CO, USA
In-Office
133K-160K Annually
Senior level
Aerospace • Hardware • Software • Defense
CesiumAstro creates out-of-the-box communication systems for space and airborne platforms.
The Role
Develop, integrate, verify, and optimize embedded software, firmware, device drivers, middleware, and real-time applications. Responsibilities include debugging, testing, hardware-software integration, troubleshooting, documentation, code and design reviews, software releases, and technical investigations. The role collaborates with software, electrical, systems, hardware, quality, and test engineering teams to improve product reliability, performance, and maintainability.
Summary Generated by Built In
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.
 
At CesiumAstro, 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.
 
The Skylark product line is focused on the rapid design, build, and test of cutting-edge active phased array antennas (AESA) for terrestrial and airborne applications. Current programs span high-power, large-scale ground terminals for missile defense to commercial airline and helicopter connectivity solutions.  

We are looking to add a Senior Embedded Software Engineer to our team. In this role you will develop, integrate, and validate embedded software supporting products and platforms. This role applies established software engineering principles to develop firmware solutions, optimize embedded software performance, and resolve complex software and hardware integration challenges from concept through verification and production.

Working cross-functionally with software, electrical, systems, hardware, quality, and test engineering teams, this role supports multidisciplinary engineering efforts, contributes to technical investigations, and promotes continuous improvement.

JOB DUTIES AND RESPONSIBILITIES

  • Develop embedded software, firmware, device drivers, middleware, and real-time software applications supporting product development.
  • Conduct software implementation, debugging, code integration, unit testing, software optimization, and feature development activities.
  • Evaluate software requirements, interface specifications, architecture documentation, source code, and design documentation to support implementation.
  • Develop and conduct software verification, validation, debugging, integration, and troubleshooting activities.
  • Analyze software test results, hardware interfaces, system behavior, performance data, and engineering observations to resolve technical issues.
  • Recommend software updates, defect fixes, engineering changes, and corrective actions to improve software reliability, maintainability, and performance.
  • Collaborate with software, electrical, systems, hardware, quality, and test engineering teams throughout software development and integration.
  • Prepare software documentation, test procedures, technical reports, engineering change documentation, software release documentation, and interface documentation.
  • Participate in code reviews, design reviews, technical investigations, hardware integration, customer support activities, and software release initiatives.
  • Evaluate embedded software engineering methods, development practices, coding standards, software architectures, and development processes to identify improvement opportunities.
  • Validate compliance with engineering standards, company procedures, customer requirements, and software development best practices.
  • Contribute to continuous improvement initiatives that strengthen software quality, reliability, maintainability, engineering efficiency, and product performance.

JOB REQUIREMENTS AND MINIMUM QUALIFICATIONS

  • Bachelor's degree in computer science, software engineering, computer engineering, electrical engineering, or a related technical field with 5–8 years of related experience, or Master's degree with 3–6 years of related experience, or PhD with 0–3 years of related experience in embedded software development, firmware development, real-time systems, hardware-software integration, or a related technical discipline.
  • Strong knowledge of embedded software principles, firmware development, SDLC, and system architectures.
  • Experience with C/C++, Python, version control, debugging tools, and embedded IDEs.
  • Knowledge of RTOS, microcontrollers, hardware interfaces, communication protocols, and peripheral integration.
  • Understanding of software verification, testing, documentation, coding standards, configuration management, and CI practices.
  • Knowledge of hardware integration, software optimization, defect tracking, embedded debugging techniques, and system-level troubleshooting.
  • Proficiency with Microsoft Office Suite including Outlook, Word, Excel, PowerPoint, and Teams.
  • Embedded software development tools, e.g. C, C++, Python, Git, Visual Studio, Eclipse, JTAG debuggers, or equivalent applications.
  • Engineering documentation, project management, and collaboration tools, e.g. Jira, Confluence, Azure DevOps, or equivalent applications.

CesiumAstro considers several factors when extending an offer, including but not limited to, the role and associated responsibilities, a candidate’s 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 to race, 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.

Skills Required

  • Bachelor’s degree in computer science, software engineering, computer engineering, electrical engineering, or a related technical field, plus 5–8 years of related experience
  • Master’s degree in a relevant technical field, plus 3–6 years of related experience
  • PhD in a relevant technical field, plus 0–3 years of related experience
  • Experience in embedded software development, firmware development, real-time systems, or hardware-software integration
  • Strong knowledge of embedded software principles, firmware development, SDLC, and system architectures
  • Experience with C/C++, Python, version control, debugging tools, and embedded IDEs
  • Knowledge of RTOS, microcontrollers, hardware interfaces, communication protocols, and peripheral integration
  • Understanding of software verification, testing, documentation, coding standards, configuration management, and CI practices
  • Knowledge of hardware integration, software optimization, defect tracking, embedded debugging, and system-level troubleshooting
  • Proficiency with Microsoft Office Suite, including Outlook, Word, Excel, PowerPoint, and Teams
  • Experience with embedded software tools such as C, C++, Python, Git, Visual Studio, Eclipse, and JTAG debuggers or equivalent applications
  • Experience with engineering documentation, project management, and collaboration tools such as Jira, Confluence, or Azure DevOps
  • Must be a U.S. citizen, lawful permanent resident, conditional resident, asylee, refugee, or eligible to obtain required U.S. Department of State authorizations

CesiumAstro Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about CesiumAstro and has not been reviewed or approved by CesiumAstro.

  • Healthcare Strength — Health coverage includes medical, dental, vision, life and disability insurance, plus FSAs and mental health benefits. Feedback suggests the health package is comprehensive for a growth-stage aerospace firm.
  • Retirement Support — Offerings include a 401(k) with company matching and other retirement-plan elements. Feedback suggests core retirement mechanisms are in place alongside standard financial benefits.
  • Leave & Time Off Breadth — Generous PTO, paid holidays, paid sick days, and bereavement leave are included. Feedback suggests time-off options are broad on paper across multiple leave types.

CesiumAstro Insights

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The Company
HQ: Austin, TX
400 Employees
Year Founded: 2017

What We Do

We build high-throughput, plug-and-play phased array communication payloads for space and airborne platforms. CesiumAstro’s full-stack, multi-mission hardware and software products enable a diverse range of commercial and defense objectives. Full-system engineering design is at the heart of every CesiumAstro product. We deliver high-performance solutions under rapid development timelines.

Why Work With Us

At CesiumAstro, we’re a team. We’re passionate, respectful, and determined colleagues ready to help at a moment’s notice. We’re mentors excited to enable our peers with the knowledge they need to succeed. Together, we’re visionaries committing to building memories that will last a lifetime.

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