Principal Embedded Linux Firmware Engineer Jobs

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Job Summary

Comcast is looking for a Senior Firmware Engineer (Engineer 4) to develop and maintain software for next-generation technician test and measurement devices. This role is responsible for designing, implementing, and supporting firmware that directly interfaces with hardware and enables reliable operation of connected field devices. The successful candidate will have extensive experience developing production firmware in C/C++, building and customizing embedded Linux distributions using Yocto, and troubleshooting complex hardware/software interactions. You'll work closely with hardware, cloud, mobile, quality engineering, and product teams to deliver scalable, reliable solutions that support Comcast's field operations and customer experience. This position requires strong embedded systems expertise, a hands-on approach to development and debugging, and the ability to drive technical solutions from concept through deployment and long-term support.

Job Description

This role is based in our downtown Philadelphia Comcast Technology Center. Alternatively, we will consider applicants in the Englewood, CO area. It is not approved for remote or virtual employment.

Responsibilities:

• Firmware development for XM4, Blackbird, and BigBuddy initiatives
• Participates in Firmware Guild to promote best practices and team cohesion
• Collaborates with PES, mobile, QA, and cloud teams for integration
• Mentors teammates including junior engineers and supports onboarding of new engineers
• Drives CI/CD pipeline improvements and firmware standardization
• Collaborating with engineering, product, and user experience teams to refine and estimate deliverables
• Designing and implementing new APIs, backend services, front-end components, and automation tasks with team guidance
• Ensuring the creation of scalable, highly available applications suitable for cloud hosting, including robust security features
• Developing tools for rapid incident mitigation and creating reusable web components for team leverage
• Architecting self-contained microservices or APIs to support business thought, using content management systems and global design patterns
• Partnering with cross-functional teams to define product and technical requirements, ensuring alignment with business goals
• Driving best practices in code health, testing, maintainability, and mentoring junior developers for continuous improvement
• Analyzing system performance, incorporating feedback to troubleshoot issues, and delivering high-quality software solutions
• Consistent exercise of independent judgment and discretion in matters of significance.
• Other duties and responsibilities as assigned.

Qualifications:
This position is ineligible for visa sponsorship.  To be considered for this role, you must be legally authorized to work in the United States and not require sponsorship for employment now or in the future

• Bachelor's Degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical field, or equivalent combination of education and experience.
• 7+ years of experience developing embedded software and firmware for hardware-based products, devices, or systems.
• Strong proficiency in C/C++ with experience developing and debugging production firmware.
• Hands-on experience designing, developing, and maintaining embedded Linux systems.
• Experience using the Yocto Project to create, customize, and maintain embedded Linux distributions.
• Proven experience working with embedded systems, including hardware/software integration, device drivers, peripheral interfaces, and low-level system troubleshooting.
• Experience developing firmware for connected devices, IoT products, networking equipment, consumer electronics, test and measurement devices, or similar hardware platforms.
• Experience utilizing source control, automated build processes, continuous integration, and continuous deployment (CI/CD) practices.
• Demonstrated ability to analyze system performance, diagnose complex technical issues, and implement sustainable solutions.
• Experience collaborating across hardware, software, quality assurance, product, and cloud engineering teams to deliver integrated solutions.
• Ability to mentor engineers, promote development best practices, and contribute to technical leadership initiatives.
• Strong communication skills with the ability to effectively influence technical decisions across cross-functional teams.

Employees at all levels are expected to:

• Understand our Operating Principles; make them the guidelines for how you do your job.
• Own the customer experience think and act in ways that put our customers first, give them seamless digital options at every touchpoint, and make them promoters of our products and services.
• Know your stuff be enthusiastic learners, users and advocates of our game-changing technology, products and services, especially our digital tools and experiences.
• Win as a team make big things happen by working together and being open to new ideas.
• Be an active part of the Net Promoter System a way of working that brings more employee and customer feedback into the company by joining huddles, making call backs and helping us elevate opportunities to do better for our customers.
• Drive results and growth.
• Support a culture of inclusion in how you work and lead.
• Do what's right for each other, our customers, investors and our communities.
   

Disclaimer: This information has been designed to indicate the general nature and level of work performed by employees in this role. It is not designed to contain or be interpreted as a comprehensive inventory of all duties, responsibilities and qualifications.

Comcast is an equal opportunity workplace. We will consider all qualified applicants for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, veteran status, genetic information, or any other basis protected by applicable law.

Skills:

C (Programming Language); Embedded Systems; Yocto Project; Firmware

Salary:

Pay Range: This job can be performed in Denver Campus with a Pay Range of $135,697.48 - $203,546.22

Comcast intends to offer the selected candidate base pay within this range, dependent on job-related, non-discriminatory factors such as experience. The application window is 30 days from the date job is posted, unless the number of applicants requires it to close sooner or later.

The application window is 30 days from the date job is posted, unless the number of applicants requires it to close sooner or later.

Base pay is one part of the Total Rewards that Comcast provides to compensate and recognize employees for their work. Most sales positions are eligible for a Commission under the terms of an applicable plan, while most non-sales positions are eligible for a Bonus. Additionally, Comcast provides best-in-class Benefits to eligible employees. We believe that benefits should connect you to the support you need when it matters most, and should help you care for those who matter most. That’s why we provide an array of options, expert guidance and always-on tools, that are personalized to meet the needs of your reality - to help support you physically, financially and emotionally through the big milestones and in your everyday life. Please visit the compensation and benefits summary on our careers site for more details.

Education

Bachelor's Degree

While possessing the stated degree is preferred, Comcast also may consider applicants who hold some combination of coursework and experience, or who have extensive related professional experience.

Relevant Work Experience

7-10 Years