Sr. Software Engineer - Ad Tech & Distributed Systems - FreeWheel

Comcast; Reston (VA); On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Best-in-class benefits

Possibility of bonus

Personalized support options

Job summary

Comcast is seeking a Sr Software Engineer for the Streaming Hub in Reston, Virginia. This role focuses on enhancing ad tech platforms by ensuring system availability and performance while addressing customer-facing issues. The ideal candidate will collaborate across teams and develop automation tools to streamline operations.

Candidates should have strong experience in software development, especially in Scala, Python, and Go, with knowledge of AWS services. A Bachelor's degree is preferred, with 6-8 years of relevant experience.

Qualifications

• 6–8 years of software development engineering experience.
• Proven track record of designing and maintaining scalable applications.
• Experience supporting applications in cloud environments.

Responsibilities

• Provide Tier-2 support for the Streaming Hub application.
• Own the development and maintenance of Data components.
• Build automation tools to improve troubleshooting and efficiency.

Skills

C++ Programming Language

Debugging

Collaboration

Python (Programming Language)

Scala

Go (Golang)

Education

Bachelor's Degree

Tools

AWS

Docker

Kubernetes

Jenkins

Git

Ansible

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 Summary

The Sr Software Engineer - Ad Tech & Distributed Systems is responsible for the availability, latency, performance, efficiency, change management, monitoring, emergency response, and capacity planning for FreeWheel platforms, with a primary focus on the Streaming Hub application. This role supports and enhances a system that enables customers to register inventory and define targeting criteria, with ownership of Data components within the Streaming Hub. The engineer will play a key role in supporting customer-facing issues, understanding how clients interact with the system, and improving the overall user experience. The Software Engineer will develop deep expertise in the business domain, system architecture, and application workflows to effectively troubleshoot issues, resolve complex break/fix scenarios, and proactively improve system reliability. This includes building automation tools, enhancing troubleshooting capabilities, and driving operational efficiency. This role requires strong collaboration with engineering, client services, and external partners to deliver successful technical solutions while improving customer satisfaction. Works with limited supervision and independently determines approaches for non-routine challenges.

Core Responsibilities

• Provide Tier-2 support for the Streaming Hub application, including troubleshooting customer issues related to inventory registration, targeting, and Data functionality
• Own and contribute to the development and maintenance of Data components within the Streaming Hub platform
• Develop a strong understanding of business logic, system architecture, and customer workflows to effectively diagnose and resolve issues
• Serve as a subject matter expert for customer usage patterns, identifying gaps and driving improvements to usability and performance
• Build automation tools and scripts to improve troubleshooting, reduce manual effort, and increase operational efficiency
• Collaborate with project stakeholders to identify product and technical requirements and determine integration needs
• Debug, analyze, and optimize code across distributed systems to resolve complex technical challenges
• Partner with engineering, vendors, and client services to deliver scalable and reliable technical solutions
• Support critical operations and live events, ensuring minimal disruption and rapid incident response
• Improve customer satisfaction by reducing issue resolution time and enhancing platform reliability
• Contribute to process improvements and operational best practices across engineering and support workflows
• Participate in release cycles, including planning, testing, monitoring, and post-release validation

Technical Qualifications

• Requires 6–8 years of professional experience in software development/engineering, with a proven track record of designing, building, and maintaining scalable applications
• Strong coding, debugging, and troubleshooting skills in Scala, Python, and/or Go (Golang)
• Experience developing, operating, and troubleshooting distributed systems and backend services
• Familiarity with data processing platforms, data pipelines, and large-scale system architectures
• Proficiency in SQL and database design
• Experience supporting applications in cloud environments (AWS or OCI), including hands‑on experience with AWS services such as VPC, EC2, S3, IAM, Route 53, and Lambda
• Experience with automation, monitoring, and observability tools
• Familiarity with CI/CD and SDLC tools (Docker, Kubernetes, Jenkins, Git, Ansible)
• Strong Linux, networking, and infrastructure fundamentals
• Working knowledge of cybersecurity best practices, including secure configurations and incident response

Core Competencies / Behaviors

• Strong customer‑first mindset with the ability to translate technical issues into business impact
• Ability to quickly learn business context and system behavior to improve issue resolution
• Analytical thinker with a focus on continuous improvement and efficiency gains
• Effective communicator, especially in client‑facing situations
• Detail‑oriented and able to work independently in a fast‑paced, global environment
• Collaborative team player with cross‑functional engagement across engineering and support teams
• Willingness to participate in on‑call rotations, including weekends

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.

Compensation and Benefits

Base pay is one part of the Total Rewards that Comcast provides to compensate and recognize employees for their work. 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.

Skills

• C++ Programming Language
• Debugging
• Collaboration
• Python (Programming Language)

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

Equal Opportunity Employer

Comcast is a committed 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.