Comcast Cybersecurity: Sr. Software 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
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. This position follows Comcast's Return to Office (RTO) policy, requiring in-office collaboration for at least four days per week.

Job Description

Comcast experience required for this position.

Job Summary

Join Comcast's Cybersecurity team as a Software Engineer and help build the tools that keep our network secure. Our team develops enterprise-scale security applications that safeguard critical data and resources across Comcast's infrastructure. You'll have the opportunity to design and engineer innovative solutions from the ground up, with successful projects potentially being open-sourced or patented in collaboration with Comcast's patent team. Your work will play a key role in strengthening Comcast's ability to protect millions of customers and maintain a secure network environment.

Core Responsibilities

• Design and develop configuration compliance auditing tools for network devices and databases

• Architect and implement highly scalable and reliable systems capable of handling millions of devices

• Partner with cross-functional teams to define technical and business requirements, ensuring alignment with compliance standards

• Write clean, maintainable, and efficient code following secure development best practices

• Participate in code reviews and provide constructive feedback to ensure code quality and security standards

• Troubleshoot and debug complex issues in production and non-production environments

• Participate in Agile ceremonies including sprint planning, daily stand-ups, and retrospectives

• Document technical designs, security processes, and compliance procedures

• Mentor and coach junior engineers on security best practices and system design

• Contribute to the continuous improvement of development processes and security practices

Required Qualifications

• 5+ years of relevant software development experience, preferably with a bachelor's degree in computer science, cybersecurity, software engineering, or a related technical field.

• Strong experience with Ruby (or other backend languages like Python, Golang, C, or Rust)

• Proven experience with relational databases (PostgreSQL, MySQL, Oracle, SQL Server)

• Hands-on experience with cloud platforms (AWS, Azure, Google Cloud Platform) and cloud-native development

• Experience with Agile development methodologies and collaborative development environments

• Excellent problem-solving skills and attention to detail in security-focused applications

• Outstanding communication skills, both written and verbal

• Demonstrated ability to work independently and effectively as part of a cross-functional team

• Experience with CI/CD pipelines and tools

• Familiarity with testing frameworks and test-driven development

Preferred Qualifications

• Experience with infrastructure as code tools (Terraform, Ansible)

• Strong background in security best practices and tools (OWASP, Snyk, vulnerability scanning)

• Familiarity with API design and development (REST, GraphQL)

• Experience with network devices and protocols (TCP/IP, DNS, HTTPS, DHCP, SNMP)

• Experience with containerization and orchestration tools (Docker, Kubernetes)

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 callbacks and helping us elevate opportunities to do better for our customers.

• Drive results and growth.

• Respect and promote inclusion and 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
Cloud Software, Ruby (Programming Language), Software Development

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

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 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.