Sr. Embedded Software Development Engineer (C/C++)

Make your mark at Comcast -- a Fortune 30 global media and technology company. From the connectivity and platforms we provide, to the content and experiences we create, we reach hundreds of millions of customers, viewers, and guests worldwide. Become part of our award-winning technology team that turns big ideas into cutting-edge products, platforms, and solutions that our customers love. We create space to innovate, and we recognize, reward, and invest in your ideas, while ensuring you can proudly bring your authentic self to the workplace. Join us. You’ll do the best work of your career right here at Comcast. (In most cases, Comcast prefers to have employees on-site collaborating unless the team has been designated as virtual due to the nature of their work. If a position is listed with both office locations and virtual offerings, Comcast may be willing to consider candidates who live greater than 100 miles from the office for the remote option.)

Job Summary

Are you passionate about shaping the future of connected homes and broadband technologies? Join our team of innovators developing cutting-edge RDKB (Reference Design Kit for Broadband) firmware that powers millions of devices worldwide. We’re on a mission to create seamless, high-performance, and secure connectivity solutions that redefine how people experience the internet.
As part of our team, you’ll work on open-source, scalable firmware that integrates next-gen smart home technologies. You’ll tackle exciting challenges like enabling multi-gigabit speeds, building advanced diagnostics, and ensuring robust security—all while collaborating with a talented, forward-thinking group of engineers.
If you’re ready to make a real impact in the broadband industry, solve complex problems, and grow your career in a dynamic, fast-paced environment, we want you on our team. Let’s build the future of connectivity together!

Job Description

Key Responsibilities:

• Design, develop, and maintain RDKB firmware for broadband gateways, routers, and connected devices. 
• Collaborate with cross-functional teams to integrate new features, protocols, and technologies into the RDKB framework. 
• Debug and resolve complex technical issues related to firmware, networking, and device interoperability. 
• Contribute to the development of advanced diagnostics, monitoring, and security features. 
• Stay up-to-date with industry trends and emerging technologies in broadband. 
• Participate in code reviews, documentation, and testing to ensure high-quality deliverables. 
• Work closely with open-source communities and contribute to the RDKB ecosystem.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science or a related field. 
• 7+ years of experience in embedded systems development, preferably in networking or broadband technologies. 
• Strong programming skills in C/C++ and experience with Linux-based development environments. 
• Familiarity with RDKB, OpenWRT, or similar embedded platforms is a plus. 
• Knowledge of embedded networking Bridge, VLAN, QoS, Routing concepts, NAT, Firewall, Map-T, DS-Lite etc. 
• Experience with protocols TCP/IP, IPv4, IPv6, DHCP,ARP, ICMP, SNMP, TR69/TR369. 
• Experience in cloud messaging protocols like MQTT
• Experience in serialization techniques like Protobuf, Avro, JSON
• Strong problem-solving skills and the ability to work independently or as part of a team. 
• Excellent communication skills and a collaborative mindset.

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.

Skills

C (Programming Language), C++ Programming Language, Communication, Embedded Systems, Networking Technologies

Compensation

Primary Location Pay Range: $150,938.94 - $226,408.42

Comcast intends to offer the selected candidate base pay dependent on job-related, non-discriminatory factors such as experience. 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.

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

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.

Certifications (if applicable)

Relevant Work Experience

7-10 Years

Comcast is proud to be 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.