Comcast Cybersecurity: Network Security Engineer

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 looking for a Network Security Engineer to support our cryptography inventory workstream. This role is part of our growing Comcast’s Security & Privacy Innovation, Engineering, Research and Development (SPIDER) team. We are on a mission to build cutting-edge security and privacy tools in complex environments. If you’re excited to work with a group of technical experts solving hard networking and cryptography problems using network analysis tools, infrastructure, and building end-to-end solutions, this opportunity is for you.

Job Description

Core Responsibilities 

• Build tools and technologies to enable discovery of cryptographic assets across Comcast using network and infrastructure telemetry data   

• Implement technologies and associated roadmaps to create new telemetry for cryptographic inventorying.   

• Work closely with stakeholders to gather requirements to different use cases of cryptographic inventory.  

• Design, implement, and evaluate new forks of network protocols for different layers of the OSI model, e.g., new flavors of TLS.  

• Support evaluation of vendor provided and open-source solutions.   

• Participate in standards organizations and coalitions like IETF, etc.   

• Ensure maturity of the products and processes for cryptographic inventory, e.g. by maintaining technical documentation. 

• Present findings and roadmaps to executive leadership and contribute to organizational cryptographic inventory strategy.  

 

Minimum Qualifications:  

• Bachelor's degree in computer science, Network Security, IT, or similar technical field with 5 years of professional experience  

• OR Master’s degree in Computer Science, Network Security, IT, or similar technical field with 3 years of professional experience OR equivalent.  

• Solid understanding of  core networking protocols like TLS, X.509, BGP, DHCP, IPsec, DNSsec, etc.  

• Knowledge of networking principles and components like firewalls, routers, switches, load balancers, servers, etc.  

• At least 2 years of experience working with network packet capture tools like WireShark, tcpdump, nmap, or similar.    

• Well-versed in PKI and at least one database technology, such as SQL. .  

• Basic knowledge of cryptography (RSA, ECC, AES) and digital signatures.  

• Ability to learn and work independently, along with strong communication, and a strong work ethic.  

  

Preferred Qualifications:  

• PhD in Computer Science, Network Security, IT, or similar technical field.  

• Working experience in any one of the SQL databases, Databricks, Snowflake, or similar.  

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. 

Skills

Cryptography, Cybersecurity, Network Protocols

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 benefits summary on our careers site for more details.

Education

Bachelor's Degree: Computer and Information Science (Required), Ph. D.: Computer and Information Science

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

5-7 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.