Job Description
Be an Early Applicant
Chicago IL USA
Hybrid
153K-229K Annually
Expert/Leader
Digital Media • Information Technology • News + Entertainment
Come to Comcast and bring connection to life.
The Role
Lead reliability performance and operational excellence for large-scale ad-tech distributed systems. Design and operate monitoring incident response capacity planning automation and secure production infrastructure. Mentor engineers influence architecture for production readiness run on-call rotations and drive continuous improvement of engineering operations and observability.
Summary Generated by Built In
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 Summary
The Principal Software Engineer - Ad Tech & Distributed Systems is responsible for leading reliability performance and operational excellence of the FreeWheel platforms. This role focuses on designing operating and troubleshooting large-scale distributed systems while owning monitoring incident response change management and capacity planning. As a technical subject matter expert the Principal Software Engineer leads and resolves complex issues automates operational workflows and partners with engineering vendors and client services to deliver scalable high-quality solutions. The role operates with limited supervision applying sound judgment and independently developing solutions for non-routine and complex challenges.
Job Description
Core Responsibilities
Job Requirements / Skills:
Disclaimer:
Comcast is an EOE/Veterans/Disabled/LGBT employer.
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:
C++ Programming Language; AWS OpsWorks; Python (Programming Language); Systems Design
Salary:
Primary Location Pay Range: $152828.79 - $229243.19
Comcast 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.
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.
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.
Relevant Work Experience
7-10 Years
Job Summary
The Principal Software Engineer - Ad Tech & Distributed Systems is responsible for leading reliability performance and operational excellence of the FreeWheel platforms. This role focuses on designing operating and troubleshooting large-scale distributed systems while owning monitoring incident response change management and capacity planning. As a technical subject matter expert the Principal Software Engineer leads and resolves complex issues automates operational workflows and partners with engineering vendors and client services to deliver scalable high-quality solutions. The role operates with limited supervision applying sound judgment and independently developing solutions for non-routine and complex challenges.
Job Description
Core Responsibilities
- Own production reliability availability latency and performance of large-scale mission-critical systems
- Design implement and operate monitoring alerting and observability solutions to ensure system health and rapid detection of issues
- Lead incident response root cause analysis and post-incident reviews to drive long-term reliability improvements
- Support and ensure stable operations during high-visibility time-sensitive live events and releases
- Drive automation initiatives to reduce operational toil improve efficiency and increase system resilience
- Partner with software engineering teams to influence architecture and design decisions with production readiness in mind
- Lead and execute change management capacity planning and production readiness reviews
- Champion security vulnerability management and secure configuration practices across production environments
- Enforce and continuously improve Engineering Operations processes standards and best practices
- Participate in on-call rotations including weekend coverage and provide escalation support for complex production issues
Job Requirements / Skills:
- Requires 10+ years of professional experience in software development/engineering with a proven track record of designing building and maintaining scalable applications.
- 5+ years experience with AWS.
- Expert-level coding debugging and troubleshooting skills across complex distributed production systems
- Proven ability to lead and mentor engineers in automation reliability engineering and production problem-solving
- Strong experience designing and operating server-side applications or services using Python Go-Lang or Scala
- Experience developing operating and troubleshooting distributed systems and backend services
- Familiarity with data processing platforms data pipelines and large-scale system architectures
- Deep knowledge of Linux systems system internals networking and production infrastructure
- Extensive experience with AWS cloud architecture and services including VPC subnets NACLs security groups EC2 S3 IAM Route 53 Lambda and related services
- Proficiency with infrastructure-as-code and configuration management tools and practices
- Mastery of CI/CD and SDLC tools (Docker Kubernetes Jenkins Git Ansible Chef and Puppet)
- Strong understanding of database technologies SQL performance tuning and operational data management
- Advanced analytical and data-driven problem-solving skills including use of metrics to guide decisions
- Strong communication skills attention to detail adaptability and ability to work effectively within a global cross-functional team
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 EOE/Veterans/Disabled/LGBT employer.
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:
C++ Programming Language; AWS OpsWorks; Python (Programming Language); Systems Design
Salary:
Primary Location Pay Range: $152828.79 - $229243.19
Comcast 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.
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.
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.
Relevant Work Experience
7-10 Years
Skills Required
- 10+ years professional experience in software development/engineering
- 5+ years experience with AWS
- Expert-level coding debugging and troubleshooting across complex distributed production systems
- Proven ability to lead and mentor engineers in automation reliability engineering and production problem-solving
- Designing and operating server-side applications or services using Python Go-Lang or Scala
- Developing operating and troubleshooting distributed systems and backend services
- Familiarity with data processing platforms data pipelines and large-scale system architectures
- Deep knowledge of Linux systems system internals networking and production infrastructure
- Extensive experience with AWS cloud architecture and services including VPC subnets NACLs security groups EC2 S3 IAM Route 53 Lambda
- Proficiency with infrastructure-as-code and configuration management tools and practices
- Mastery of CI/CD and SDLC tools (Docker Kubernetes Jenkins Git Ansible Chef Puppet)
- Strong understanding of database technologies SQL performance tuning and operational data management
- Advanced analytical data-driven problem-solving skills and strong communication
- Bachelor's degree (or equivalent coursework/experience)
What the Team is Saying
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Comcast Compensation & Benefits Highlights
- Healthcare Strength—Company‑sponsored medical dental and vision plans 24/7 virtual care mental‑health support and Calm access signal robust healthcare coverage. These offerings are prominently included in the core package.
- Retirement Support—A company 401(k) match described as generous alongside an ESPP discount indicates strong retirement and ownership support. Financial coaching and related programs further reinforce long‑term security.
- Parental & Family Support—Paid parental leave for primary and non‑primary caregivers and family‑forming support for fertility adoption and surrogacy demonstrate meaningful family coverage. Backup and caregiving resources are also referenced across materials.
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HQ: Philadelphia PA
115000 Employees
Year Founded: 1963
What We Do
Welcome to Comcast. From the connectivity and platforms we provide to the content and experiences we create we bring people together globally. Our people think the world of our work and that’s why our work is the best in the world.
Why Work With Us
We believe you can achieve extraordinary things when you feel connected - to the work you do and who you do it with. From the platforms we provide to millions of people to the content and experiences we create - we bring our customers viewers and teammates closer together across the globe.
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Date Posted
06/08/2026
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