Jobs for Developers

Principal Site Reliability Engineer, Network Operations

FastlyRemote; United StatesFull-time$195k - $244kOct 14, 2023
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Fastly helps people stay better connected with the things they love. Fastly’s edge cloud platform enables customers to create great digital experiences quickly, securely, and reliably by processing, serving, and securing our customers’ applications as close to their end-users as possible — at the edge of the Internet. The platform is designed to take advantage of the modern internet, to be programmable, and to support agile software development. Fastly’s customers include many of the world’s most prominent companies, including Vimeo, Pinterest, The New York Times, and GitHub.

We're building a more trustworthy Internet. Come join us.

Principle Site Reliability Engineer, Networking

Fastly’s Technical Operations (TechOps) team is responsible for building & operating the infrastructure that powers the Fastly Edge Cloud Platform. We oversee an extensive global network that spans 6 continents with over 252 TBps of connected capacity. 

Our platform serves a significant portion of the content delivered to internet consumers across the planet, with customers ranging from online media streaming services to e-commerce, to open source projects, nonprofits and more. We take this responsibility seriously!

We’re looking for an experienced technical leader with deep knowledge of the internet that can bring strong engineering principles, operational rigor, and mature automation skills to help craft the future of Fastly’s network.

What You'll Do

  • Design, build, and maintain the software & infrastructure that powers Fastly’s Edge Cloud Platform.
  • Help advance SRE principles and fundamentals. Provide technical leadership to other members of the organization.
  • Reduce toil. Increase scalability by building self-healing automation to reduce manual interaction, including network & system configuration, capacity & performance management, and traffic engineering.
  • Advocate for our customers while ensuring the operational stability of our network. Look for areas of opportunity and partner with engineering teams in the scoping and prioritization of their roadmaps and software solutions.
  • Develop innovative ways of monitoring performance of the platform, with focus on the experience of end users on the Internet. Catch and remediate potential issues before they develop into impacting events.
  • Respond to both internal & external facing incidents. Use learnings from these events to help shape processes, automation and tooling to reduce future occurrences.
  • Participate in on-call rotation for critical after-hours incidents. 

What We're Looking For

  • You have a minimum of 8 years of experience building or operating networking/distributed/cloud systems
  • You have at least 8 years of hands on experience with design and development of software components on Unix/Linux platforms
  • You have at least 5 years of experience in writing elegant and maintainable Rust, Python and/or Go code
  • Experience with bootstrapping new engineering initiatives. Familiarity with taking an idea from inception to implementation. 
  • Comfortable occasionally working with ambiguity. Able to analyze requirements and build out solutions. 
  • Real-world experience in the protocols and practices that make up the fabric of the global internet, including IP, BGP, Anycast, and DNS.
  • Experience of DevOps practices and CI / CD pipelines (ie. Git, Jenkins, Ansible) 
  • Understanding of highly available & complex systems and how they operate at scale.

Preferred Qualifications:

  • Previous experience building and leading technical teams. 
  • Experience across cloud environments (i.e., GCP, AWS or Azure)

Work Location(s) & Travel Requirements 

Preferred locations for this position are:

  • US (Remote)
  • San Francisco, CA
  • Los Angeles, CA
  • Denver, CO
  • New York, NY 

Fastly currently embraces a largely hybrid model for most roles which allows employees flexibility to split their time between the office and home.  

This position may require travel as required by your role or requested by your manager.


The estimated salary range for this position is $195,720 to $244,640.

Starting salary may vary based on permissible, non-discriminatory factors such as experience, skills, qualifications, and location.

This role may be eligible to participate in Fastly’s equity and discretionary bonus programs.


We care about you. Fastly works hard to create a positive environment for our employees, and we think your life outside of work is important too. We support our teams with great benefits that start on the first day of your employment with Fastly. Curious about our offerings?

  • We offer a comprehensive benefits package including medical, dental, and vision insurance. Family planning, mental health support along with Employee Assistance Program, Insurance (Life, Disability, and Accident), company paid holidays, paid time off and paid sick leave are there to help support our employees. We also offer 401(k) (including company match) and an Employee Stock Purchase Program.


Why Fastly?

  • We have a huge impact. Fastly is a small company with a big reach. Not only do our customers have a tremendous user base, but we also support a growing number of open source projects and initiatives. Outside of code, employees are encouraged to share causes close to their heart with others so we can help lend a supportive hand.

  • We love distributed teams. Fastly’s home-base is in San Francisco, but we have multiple offices and employees sprinkled around the globe. As a new hire, you will be able to attend our IN-PERSON new hire orientation in our San Francisco office! It is an exciting week-long experience that we offer to new employees to build connections with colleagues across Fastly, participate in hands-on learning opportunities, and immerse yourself in our culture firsthand. 

  • We value diversity. Growing and maintaining our inclusive and diverse team matters to us. We are committed to being a company where our employees feel comfortable bringing their authentic selves to work and have the ability to be successful -- every day.

  • We are passionate. Fastly is chock full of passionate people and we’re not ‘one size fits all’. Fastly employs authors, pilots, skiers, parents (of humans and animals), makeup geeks, coffee connoisseurs, and more. We love employees for who they are and what they are passionate about.

We’re always looking for humble, sharp, and creative folks to join the Fastly team. If you think you might be a fit please apply! A fully completed application and resume or CV are required when applying.

Fastly is committed to ensuring equal employment opportunity and to providing employees with a safe and welcoming work environment free of discrimination and harassment. Our employment decisions are based on business needs, job requirements and individual qualifications. All qualified applicants will receive consideration for employment without regard to age, ancestry, color, family or medical care leave, gender identity or expression, genetic information, marital status, medical condition, national origin, family or parental status, physical or mental disability, political affiliation, protected veteran status, race, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable laws, regulations and ordinances.

Consistent with the Americans with Disabilities Act (ADA) and federal or state disability laws, Fastly will provide reasonable accommodations for applicants and employees with disabilities. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact your Recruiter, or the Fastly Employee Relations team at [email protected] or 501-287-4901. 

Fastly collects and processes personal data submitted by job applicants in accordance with our Privacy Policy. Please see our privacy notice for job applicants.

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