Sr. Site Reliability Engineer

Company: Comcast Corporation
Location: Reston
Posted on: May 4, 2025

Job Description:

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 SummaryAs the Site Reliability Engineer (SRE), you will be responsible for the availability, latency, performance, efficiency, change management, monitoring, emergency response, and capacity planning for the FreeWheel platforms. You will engage in designing, analyzing and troubleshooting large-scale distributed systems, debugging /optimizing code, and automating routine tasks. You will be part of a team consisting of a healthy mix between software and technology infrastructure backgrounds, provide subject matter expertise, resolve complex break/fix scenarios and engage broader teams as necessary, partner with engineering, vendors and client services to deliver successful technical solutions. You shall work with limited supervision and direction while executing associated functions and responsibilities, follows operational practices and independently determines/develops approaches for non-routine solutions.Job DescriptionCore Responsibilities

• Be responsible for reliability and technical operation of FreeWheel TV Platform UI & API component(s).
• Implement technical solutions for measurement and improvement on reliability / quality / efficiency of FreeWheel platforms.
• Performs a variety of complex analytical duties in the planning, deployment, testing and evaluation of FreeWheel products.
• Possesses in-depth working knowledge of FreeWheel platforms, infrastructure, internal processes and teams/partners.
• Support FreeWheel powered live events such as Super Bowl, Olympic Games, March Madness, and FIFA World Cup.
• Plug into software release cycle, work closely with developers to ensure software releases are well designed, planned, implemented, released, and monitored.
• Participate in design and implementation in authoring infrastructure as code with best practices, tool use, and quality assurance.
• Engineer technical solutions for infrastructure and application management, monitoring, and operations with standardization and automation focus.
• Leverages engineering methodologies and technical knowledge in specific areas of focus.
• Perform code level debugging on issues escalated to the team.
• Work on-call shift, and support incident prevention, response, and retrospect.
• Acts as an advocate for engineering and technical operations procedures, policies, processes and SRE best practices.
• Work closely with developers and vendors to identify and drive improvements including production quality, operational efficiency, engineering productivity.
• Provide support for the Cybersecurity program needs such as patching, vulnerability cleanup, secure server configuration, testing and validation, technical controls implementation and cybersecurity incident remediation efforts.
• Provide training and coaching to peers and more junior SRE team members.
• Consistent exercise of independent judgment and discretion in matters of significance.
• Regular, consistent and punctual attendance. Must be able to work nights and weekends, variable schedule(s) and overtime as necessary.
• Other duties and responsibilities as assigned.Minimum requirements
  • Bachelor's degree in computer science, a related engineering field, or equivalent practical experience.
  • Prior 5 years of experience in software engineering with one of programming languages: Python, Golang, JavaScript.
  • Prior 3 year of technical operation experience for business-critical application(s) over public cloud (AWS specific is a big plus) services: VPC, subnets, network access control lists, security groups, EC2 instances, S3 buckets, IAM, Route 53, Lambda.
  • Prior 3 year of experience with SDLC tools: Containers, Kubernetes, Docker, Salt / Ansible / Chef / Puppet, Jenkins, Git.
  • Prior experience of Linux administration, network security, and system infrastructure.
  • Good communication and collaboration, within/across team(s) and continents.
  • Work / Shift Timings: Selected candidate will be expected to work Eastern Standard hours & be able to work on weekend during on-call rotation schedule: usually 12 hours a day including weekend.Preferred requirements
    • Prior experience in supporting business-critical services before they go live through activities such as system design consulting, developing software platforms and frameworks, capacity planning and launch reviews.
    • Technical leadership and influence demonstrated in focused product/tech areas and practices.
    • Prior experience of providing technical solutions at an internet company.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. Comcast will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of applicable law, including the Los Angeles Fair Chance Initiative for Hiring Ordinance and the San Francisco Fair Chance Ordinance.Salary:National Pay Range: $96,706.14 USD-$226,655.01 USDComcast intends to offer the selected candidate base pay within this range, dependent on job-related, non-discriminatory factors such as experience. The application window is 30 days from the date job is posted, unless the number of applicants requires it to close sooner or later.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 on our careers site for more details.EducationBachelor's DegreeWhile 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 Experience7-10 Years

Keywords: Comcast Corporation, Reston , Sr. Site Reliability Engineer, Engineering , Reston, Virginia