Comcast Cybersecurity: Penetration Tester 6

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 an experienced Principal Penetration Tester (Engineering Level 6) to join our Security Assessment Team. In this role, you will be responsible for conducting a variety of security assessments, including web application, network, mobile, and cloud penetration testing, as well as participating in red team exercises. You’ll also contribute to ongoing efforts to strengthen our security infrastructure and offensive capabilities. 

Job Description

As a senior team member, you’ll have the opportunity to take ownership of projects, mentor junior team members, and collaborate with cross-functional teams to assess and remediate vulnerabilities. We foster a collaborative environment where continuous learning and growth are encouraged. 

 

Key Responsibilities: 

• Perform vulnerability scanning and penetration testing across diverse systems, applications, technologies and environments. 

• Identify program improvement opportunities and develop processes to mature and scale the Pen Testing program. 

• Present thought leadership in new and emerging advanced security trends, vulnerabilities and attack techniques. 

• Lead security research and development efforts and provide technical leadership. 

• Develop remediation strategies and architect solution to challenging cybersecurity gaps. 

• Execute application penetration tests for APIs, mobile SDKs, cloud environments and web applications from both open and closed-box perspectives. 

• Analyze and prioritize findings based on the Common Vulnerabilities and Exposures (CVE) database, the Common Vulnerability Scoring System (CVSS) and internal Risk Rating system. 

• Contribute to and maintain the team’s tools, labs, and attack infrastructure; actively share knowledge through internal wikis and repositories. 

• Effectively communicate findings and recommendations to both technical and non-technical stakeholders, preparing comprehensive reports and presentations. 

• Stay informed on the latest cybersecurity trends, techniques, and vulnerabilities by following industry publications and threat feeds. 

 

Qualifications: 

• Prior Comcast experience required

• 7+ years of experience in penetration testing with hands-on experience using tools like Burp Suite, Metasploit, Nessus, Nmap, etc. 

• Extensive experience in strategic planning and executing large-scale, enterprise-wide security initiatives to address complex security challenges. 

• Proven experience in leading security research and development initiatives. Contributions such as research publications, CVEs, CTF participation, and conference presentations are considered valuable additions. 

• Demonstrated ability to work independently on complex assessments while collaborating with cross-functional teams. 

• Proven expertise in mentoring and providing guidance to junior team members. Advanced proficiency in cloud platforms - AWS, GCP, Azure and mobile app security testing. 

• Complete understanding of the OWASP Top 10, CVSS, and CVE databases. 

• Strong scripting experience with Python, Bash, Ruby, C/C++, C#, or Java to automate testing processes and streamline remediation. 

• Hands-on experience with Kubernetes and a solid understanding of hardware communication protocols (e.g., I2C, SPI, UART) are a plus. 

• Strong analytical, problem-solving, and communication skills, with attention to detail and a proactive mindset. 

• Strong presentation skills  

• Certifications such as: OSCP, OSWA, OSWE or similar. 

Skills

Mobile Penetration Testing, Network Penetration Testing, Penetration Testing, Penetration Testing Software, Web Application Penetration Testing

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)

Relative Work Experience

15 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.