Skip to main content
Search Jobs

Cybersecurity Site Reliability Engineer 3-1371

Philadelphia, Pennsylvania

Apply Now

Overview

Make your mark at Comcast -- a Fortune 30 global media and technology company. Become part of our award-winning, international engineering 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. You’ll do the best work of your career right here.

Success Profile

What makes a successful Cybersecurity Site Reliability Engineer 3-1371 at Comcast? Check out these top traits and explore role-specific skills in the job description below.

  • Results-driven
  • Adaptable
  • Inventive
  • Entrepreneurial
  • Team Player
  • Problem-Solver

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

Cybersecurity Site Reliability Engineer 3-1371

Location Philadelphia, Pennsylvania Req ID R437550 Job Type Full Time
Category Computer Engineering Date posted 05/18/2026
Apply Now
FreeWheel, a Comcast company, provides comprehensive ad platforms for publishers, advertisers, and media buyers. Powered by premium video content, robust data, and advanced technology, we’re making it easier for buyers and sellers to transact across all screens, data types, and sales channels. As a global company, we have offices in nine countries and can insert advertisements around the world.

Job Description

DUTIES:                               Work in tandem with engineering teams to integrate security into the software and cloud environments; develop cloud-based security tools for cloud systems, including AWS or Azure; write automation scripts using Python or Bash; manage security systems within Linux or Windows, including applying patches, configuring firewalls, and monitoring for unauthorized changes; use Vulnerability Management Tools including Qualys or Rapid7; design secure systems and software frameworks using OWASP and NIST Cybersecurity Framework; analyze security logs using Splunk and Vector; perform secure configuration management using CIS Benchmarks and OPENS Software; perform digital asset identification and inventory management using Splunk and ServiceNow; write code and scripts to support Infrastructure as code (IaC), configuration management, and automated security implementation and monitoring resolution; evaluate, test, and manage endpoint security solutions across a variety of operating systems and container architectures; partner with cross-functional engineering teams to deliver security solutions seamlessly into the system/application architecture and environments; conduct technical engineering analyses to determine impact of security software or solutions on the application and infrastructure environment, ensuring security enhancements do not impede operational efficiency; monitor and tune system performance, ensuring optimal operation while enforcing security measures such as intrusion detection and prevention; analyze real-time security data to adjust and optimize system configuration, achieving a balance between security posture and system functionality; develop secure automation strategies that enhance infrastructure configuration and management without compromising security; engage with software and infrastructure engineers to develop security solutions tailored to application workloads and operational requirements; advocate for and implement robust security controls, including but not limited to cloud security, application security, access management, encryption, and endpoint protection; and provide technical expert guidance on security best practices, fostering a culture of proactive security across engineering disciplines. Position is eligible for 100% remote work.

REQUIREMENTS:             Bachelor’s degree, or foreign equivalent, in Computer Science, Engineering, or related technical field, and two (2) years of experience developing cloud-based security tools for cloud systems, including AWS or Azure; writing automation scripts using Python or Bash; managing security systems within Linux or Windows, including applying patches, configuring firewalls, and monitoring for unauthorized changes; using Vulnerability Management Tools including Qualys or Rapid7; of which one (1) year includes designing secure systems and software frameworks using OWASP and NIST Cybersecurity Framework; analyzing security logs using Splunk and Vector; performing secure configuration management using CIS Benchmarks and OPENS Software; and performing digital asset identification and inventory management using Splunk and ServiceNow.


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:

Linux; Firewalls; Vulnerability Management






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.


Apply Now

Hear from our people

“Comcast brings to the table the leading edge in the technology, so that sets the baseline for the features that are available to our customers”

Albert Vice President, Product Management

“I mean, that's one of the best things about working here is that there have been very few times when I've been set, when I've been told, No, you can't do this.”

Greg Engineer

“It is incredibly rewarding to see the work that we've done impact people in such a meaningful way, and we're bringing joy to people's lives.”

Faisal Executive Director, Machine Learning

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

Tech Engineering in Action

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