Comcast Cybersecurity: Sr. Principal, Advanced Cryptographic Solutions

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 seeking a talented and visionary Senior Principal Engineer to lead the technical strategy and implementation of cryptographic solutions focusing on post-quantum cryptography within Comcast. This role will be pivotal in ensuring that Comcast systems are equipped to handle future cryptographic challenges posed by quantum computing advancements. The candidate will research, design, and evaluate the next generation of cryptographic solutions that support a transition to quantum resistant cryptography while enabling cryptographic agility. They will also work on strategic and tactical playbooks, the former to create an overall strategy around PQC transition and the latter to support the integration of the solutions by distinct engineering and product teams. The ideal candidate will be an expert in cryptography and possess extensive experience in developing and deploying scalable and secure architectures. This role requires a balanced approach of technical leadership, innovative problem-solving, and stakeholder engagement across various levels within Comcast and the broader industry.

Job Description

Core Responsibilities

Technical Leadership: 

• Serve as the technical leader for Comcast’s Post-Quantum Cryptography Center of Excellence (COE), responsible for developing a strategic roadmap for PQC transition in collaboration with appropriate stakeholders. 
• Serve as the subject matter expert on post-quantum cryptography and provide guidance and expertise to engineering teams across the company. 
• Design, architect, and evaluate next gen cryptographic solutions, with a focus on supporting crypto agility. 
• Ensure cryptographic designs meet all regulatory, compliance, and internal standards. 
• Strategic engagement with vendors to identify new commercially viable solutions that enable a transition to PQC, while allowing for cryptographic agility.  

Collaboration and Communication: 

• Communicate complex cryptographic concepts and strategies clearly to stakeholders at all levels, including senior leadership and non-technical audiences. 
• Build strong cross-functional relationships to ensure cohesive and effective collaboration. 
• Collaborate with and support engineering, product, and other cross-functional teams to integrate cryptographic solutions across various platforms. 
• Engage with external partners and standards organizations to influence and align with industry trends and standards. 
• Facilitate workshops, training sessions, and seminars to educate internal teams on cryptographic risks and solutions. 

Research and Innovation: 

• Stay abreast of the latest advancements in cryptographic technology and quantum computing and incorporate them into the organization’s roadmap as appropriate. 
• Lead research and development initiatives to explore and implement latest cryptographic algorithms and protocols. 
• Work with IETF and other standards organizations to contribute to the development and refinement of post-quantum cryptography specifications. 
• Develop and implement strategies to enhance the organization's cryptographic capabilities and agility. 

Qualifications: 

Experience: 

• Bachelors in Cybersecurity, Privacy, Computer Science, or a related field. MS or PhD is a plus.  

• Minimum of 10 years of relevant experience after Bachelors, 7 years after Masters, or 4 years after PhD  in cryptography as well as secure design and implementation, with at least 2 years focused on quantum-resistant solutions. 

Technical Skills: 

• Deep understanding of cryptographic principles, protocols, and algorithms, including post-quantum cryptography. 

• Experience with existing implementations of these algorithms and knowledge of available open-source implementations. 

• Extensive experience in cryptographic solutions and technologies, with a proven track record of leading technical teams and large-scale projects. 

• Experience in engaging with vendors and external partners to drive the adoption of new technologies. 

• Experience in embedded systems design and optimization for cryptographic purposes. 

• Working knowledge of programming languages such as Python, C++, or Java for cryptographic development. 

• Experience in cloud-based architectures and distributed systems.

Preferred Qualifications: 

• Familiarity and hands-on experience with NIST-released post-quantum cryptographic algorithms such as Kyber, Dilithium, Falcon, and others. 

• Familiarity with protocols such as DNSSEC, PKI, QUIC, RPKI, and other cryptographic protocols relevant to telecommunications. 

• Proficiency in designing and architecting advanced cryptographic solutions.

Leadership and Problem-Solving: 

• Exceptional problem-solving skills with a focus on efficiency and simplicity. 

• Strong ability to influence and inspire teams towards technical and organizational excellence. 

• Strong leadership skills, with the ability to guide and mentor technical teams. 

• Strategic thinking and the ability to engage effectively with vendors and stakeholders. 

• Visionary approach to solving complex cryptographic problems. 

• Building Proofs of Concepts (PoCs), filing patents, and writing papers. 

• Representing Comcast at external conferences and events to demonstrate community impact and thought leadership

Soft Skills: 

• Excellent verbal and written communication skills with a focus on clarity and impact. 

• Excellent communication and interpersonal skills. 

• Collaborative mindset with the ability to work effectively across teams. 

• Excellent communication and collaboration skills, with the ability to work effectively across diverse engineering teams. 

• Ability to navigate complex organizational landscapes and build effective partnerships. 

• Innovative mindset, with a passion for driving advancements in cryptographic technologies. 

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.
• Respect and promote inclusion & diversity.
• 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 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.

Skills:

Cryptography; Post-Quantum Cryptography; Stakeholder Engagement

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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