Site Reliability Engineer 3 - Reston, VA - Hybrid - Freewheel

Comcast; Reston (VA); On-site; USD 109,000 - 164,000; Full time

Job summary

Comcast seeks a Site Reliability Engineer to own cloud infrastructure, system reliability, and observability for the FreewheelBuyerCloud and Revenue Science teams. The role operates across AWS and Kubernetes with IaC-driven management, supporting thousands of apps and containers worldwide.

Responsibilities include building scalable infra, automating incidents, and maintaining extensive documentation. Strong Linux/AWS/Kubernetes experience required.

Qualifications

• Experience designing, analyzing, and troubleshooting large-scale distributed systems.
• 3+ years of Linux, AWS, and Kubernetes administration.
• 3+ years in configuration management using CloudFormation, Terraform, and Ansible or similar.
• 3+ years coding in Python, Java, or C++.
• Strong problem-solving and communication skills.

Responsibilities

• Design and build infrastructure solutions for high scalability, reliability, and sub-second performance.
• Develop IaC tooling and scripts to support configuration management and incident resolution.
• Extend observability to capture and alert on issues.
• Participate in on-call rotation and act as escalation contact for incidents.
• Create system documentation, playbooks, and other instructional materials.

Skills

Linux administration

AWS

Kubernetes

CloudFormation

Terraform

Ansible

Python

Java

C++

Problem solving

Communication

Education

Bachelor's degree in computer science, computer engineering, or related field

Equivalent practical experience

Tools

Kubernetes

AWS

Terraform

CloudFormation

Ansible

Python

Java

C++

Job description

Job Summary

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.

We'relooking for a Site Reliability Engineer to own cloud infrastructure, system reliability, and observability for the FreewheelBuyerCloudand Revenue Science teams. FreewheelBuyerCloud(formerly Beeswax) is a massive-scale,highly available, user-friendly programmatic demand-side bidding platform. Revenue Science builds the company's machine learning and AI solutions. Together, these teams run thousands of applications, servers, and containers across multiple regions worldwide — built on AWS andKubernetes andmanaged entirely through Infrastructure-as-Code.

Job Description

• Design and build infrastructure solutions and tooling to provide high scalability, reliability, and sub-second performance levels using industry best practices.
• Writing code and scripts to support Infrastructure as code (IaC), configuration management, and automated incident resolution.
• Support and extend the observability stack to capture and alert on any issues.
• Participate in on-call rotation s and be an escalation contact for service incidents.
• Write system documentation, playbooks, and other instruction manuals.
• Other duties and responsibilities as assigned.

Minimum Qualifications and Skills

• Bachelor’s degree in computer science, computer engineering, relevant technical field, or equivalent practical experience.
• Experience in designing, analyzing, and troubleshooting large-scale distributed systems
• At least three (3) years of administration experience with Linux, AWS, and Kubernetes
• At least three (3) years of experience in configuration management using Cloud Formation, Terraform, and Ansible or similar.
• At least three (3) years of experience coding in higher-level languages, such as Python, Java, or C++
• Strong problem-solving skills
• Strong verbal / written communication skills

Preferred Qualifications

• Certified AWS Solutions Architect Associate
• Certified Kubernetes Administrator (CKA)

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

Kubernetes; DevOps; Python (Programming Language)

Salary

Virginia Pay Range: $109,178.41 - $163,767.61

Comcast intends to offer the selected candidate base pay within this range, dependent on job-related, non-discriminatory factors such as experience.

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

5-7 Years