Principal Software Development Engineer

Comcast; Philadelphia (Philadelphia County); On-site; USD 100,000 - 150,000; Full time

Benefits offered by this job

Medical & Dental

401(k) Savings Plan

Generous paid time off

Life Milestones support

Free digital TV and internet for employees

Discount tickets for Universal Resorts

Job summary

Comcast is seeking a Software Engineer 6 responsible for leading software solution development and ensuring alignment with strategic goals. This position demands extensive experience in Linux-based systems and proficiency in C, C++, Golang, or Python.

You will enhance application scalability, integrate systems, and ensure quality during the software release process. Join Comcast to be part of an award-winning team committed to innovation in technology.

Qualifications

• Extensive hands-on software engineering experience in Linux-based systems using C, C++, Golang, and/or Python.
• Experience designing, developing, or supporting large-scale network infrastructure or carrier-grade distributed systems.
• Strong understanding of distributed systems, control-plane architecture, and service resiliency.

Responsibilities

• Lead software solution development to meet strategic goals and user expectations.
• Integrate applications, enhance scalability and security, and perform system analyses.
• Provide technical leadership during design and oversee the software release process.

Skills

Linux-based systems

C, C++, Golang, Python

Distributed Systems

Cloud-native environments

Docker and Kubernetes

Communication skills

Education

Bachelor's Degree

Job description

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.

Job Summary

This job involves leading software solution development that meets strategic goals and user expectations. It includes integrating applications, enhancing scalability and security, and performing system analyses. It creates comprehensive development documentation, mentors technical staff, and monitors key performance metrics to inform improvements. The job provides technical leadership during design and oversees the software release process, ensuring efficient, on‑budget delivery. Collaboration with Quality Assurance guarantees software quality, guiding project planning and resource management.

Job Description

The Technology + Product organization works at the intersection of media and technology and our innovative teams are continually developing and delivering products and next‑generation technologies that transform the customer experience.

The Comcast Network and CONNECTivity (CONNECT) organization is a highly agile, fast‑paced, dedicated group at the forefront of change focused on innovating, building, and operating the best in class, most reliable access network for our customers.

Required Qualifications

• Extensive hands‑on software engineering experience in Linux‑based systems using C, C++, Golang, and/or Python.
• Experience designing, developing, or supporting large‑scale network infrastructure, broadband access platforms, CMTS/vCMTS, DOCSIS/PON, or similar carrier‑grade distributed systems.
• Strong understanding of distributed systems, control‑plane architecture, service resiliency, software upgrade compatibility, telemetry, and production debugging.
• Experience with cloud‑native or containerized environments, including Docker, Kubernetes, microservices, messaging/event‑driven architectures, or configuration/state management systems.
• Demonstrated ability to lead complex technical initiatives from architecture and design through development, validation, deployment, and operational support.
• Proven ability to troubleshoot urgent production issues and collaborate with internal teams, vendors, and external partners.
• Strong communication skills with the ability to explain complex technical issues, drive alignment, and mentor other engineers.

Preferred Qualifications

• Direct experience with DOCSIS 3.1, DOCSIS 4.0, Full Duplex DOCSIS, CM registration, channel bonding, DBC, load balancing, upstream/downstream resiliency, or cable modem interoperability.
• Experience with CMTS, vCMTS, cloud‑native broadband routers, access network platforms, or packet/network control‑plane systems.
• Experience working with cable modem, chipset, RPD, or network equipment vendors.
• Experience leading geographically distributed engineering teams or acting as a technical lead / architect for major platform features.

About Our Perks & Benefits

We are determined to create an environment where our employees feel valued, understand our business goals, and are motivated.

• Medical & Dental
• 401(k) Savings Plan
• Generous paid time off
• Life Milestones – adoption assistance, childcare resources, pet insurance, and more, Comcast supports you at all life stages.
• Courtesy Services – We offer all of our full‑time employees in serviceable areas free digital TV and internet.
• Discount tickets for Universal Resorts, including theme park tickets and onsite hotel rooms.

Reasonable Accommodation

We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, perform essential job functions, and receive other benefits and privileges of employment. Please contact us to request an accommodation.

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.

Job Profile: Engineer 6, Software Development & Engineering

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

Distributed Systems; Software Development; Linux

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

15 Years +