Skip to main content
Search Jobs

Comcast Cybersecurity: PQC Embedded Engineer

Philadelphia, Pennsylvania

Apply Now

Overview

Our analysts transform data into meaningful insights that drive strategic decision making. They analyze trends, interpret data, and discover opportunities. Working cross-functionally, they craft narratives from the numbers - directly contributing to our success. Their work influences key business decisions and shape the direction of Comcast.

Success Profile

What makes a successful Comcast Cybersecurity: PQC Embedded Engineer at Comcast? Check out these top traits and explore role-specific skills in the job description below.

  • Good Listener
  • Problem Solver
  • Organized
  • Collaborative
  • Perceptive
  • Analytical

Benefits

We’re proud to offer comprehensive benefits to help support you physically, financially and emotionally through the big milestones and in your everyday life.

  • Paid Time off

    We know how important it can be to spend time away from work to relax, recover from illness, or take time to care for others needs.

  • Physical Wellbeing

    We offer a range of benefits and support programs to ensure that you and your loved ones get the care you need.

  • Financial Wellbeing

    These benefits give you personalized support designed entirely around your unique needs today and for the future.

  • Emotional Wellbeing

    No matter how you’re feeling or what you’re dealing with, there are benefits to help when you need it, in the way that works for you.

  • Life Events + Family Support

    Benefits that support you no matter where you are in life’s journey.

Responsibilities

Comcast Cybersecurity: PQC Embedded Engineer

Location Philadelphia, Pennsylvania Req ID R429083 Job Type Full Time
Category Computer Engineering Date posted 01/20/2026
Apply Now
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

We are hiring a senior security-focused research engineer to design and develop innovative solutions in cybersecurity and privacy research engineering. This role combines expertise in network protocols, cryptographic standards, embedded programming, and secure system design to build tools and proof-of-concepts that strengthen security posture across enterprise, IoT, and cloud environments. The position will sit within the Global Cybersecurity organization and collaborate on advanced research initiatives, including security research engineering, cryptography and emerging technologies such as post-quantum cryptography.

Job Description

Core Responsibilities

  • Design and implement security-focused systems and proof-of-concepts for enterprise and cloud environments.

  • Develop and integrate open-source security solutions with existing systems.

  • Research and prototype new cybersecurity and privacy technologies, including cryptographic mechanisms.

  • Analyze network traffic and metadata to assess protocol security, compliance, and risk posture.

  • Collaborate with internal teams and external partners tovalidatefindings, publish research, and contribute to open-source tools.

  • Stay current with evolving standards in cryptography (e.g., TLS 1.3, post-quantum crypto) and network security.

  • Design and implement secure solutions for embedded systems and IoT devices.

  • Develop proof-of-concept models tovalidatesecurity features and performance in embedded environments.

Minimum Qualifications:

  • Bachelor's degree in computer science, Cybersecurity, or a related technical field with3+ years of professional experience OR equivalent.

  • Strong understanding of cybersecurity principles and network protocols (e.g., TLS, IPsec,DNSsec).

  • Proficiencyin development and engineering skills using languages such asPythonandC.

  • Familiarity with cryptographic algorithms (RSA, ECC, AES) and digital signatures.

  • Ability to learn and work independently, withstrong communicationand problem-solving skills.

Preferred Qualifications:

  • Master’s or Ph.D. in Computer Science, Cybersecurity, or related technical field.

  • Experience with or familiarity withpost-quantum cryptography.

  • Contributions to open-source security tools or frameworks.

  • Track recordof publications, contributions to patents, and active involvement in research and engineering projects.

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:

Cryptography; Cybersecurity; Embedded Development






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

2-5 Years

Apply Now

Hear from our people

“I love that Comcast has granted me the opportunities that I have. The company has done a lot to put me in the position that I’m in and I’d like to continue to give back to that.”

Matthew Data Analyst/Eng 1, Software Dev & Eng

Culture

At Comcast you can have work/life balance in an inclusive environment where you can be your authentic self.

Comcast provides many opportunities to build skills and grow in your career and a top-notch benefits, time off and perks package.

We are committed to delivering reliable, effortless experiences to our customers no matter how they choose to interact with us.

You will build personal relationships on a growing team that while making Xfinity a best-in-class, most-loved brand.

More About Comcast

Data Analytics in Action

Jobs For You

No Recently Viewed Jobs

View All Jobs

No Saved Jobs

View All Jobs

Talent Community

Join our talent community so we can get to know you better, learn more about your skills and experience, and how they could align with future open positions at Comcast.

Job Alerts

Sign up for Job Alerts to be the first to know about new opportunities. After signing up or logging in to Workday, select Job Alerts in the top right corner to create a new alert or edit an existing one.

Sign up for job alerts

Don’t see what you’re looking for? Tell us what you’re interested in and we’ll notify you about new opportunities.

Select your interestsChoose a category and/or location from the auto-suggestions and click “Add.”

  • Computer Engineering, Philadelphia, Pennsylvania, United StatesRemove