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Senior Site Reliability Engineer



Software Engineering
United States · Remote
Posted on Thursday, April 11, 2024

About the team & opportunity

What’s so great about working on Calendly’s Engineering team?

We make things possible for our customers through impactful innovation.

Why do we need you? Well, we are looking for a Senior Site Reliability Engineer who will bring creative problem solving and a keen eye for detail. You will report to a Senior Manager of Engineering and be responsible for designing, building, maintaining, and operating our next-generation infrastructure platform. With a growing team and a mindset for scalability, SREs build their own tools, deploy open-source solutions, and consume cloud services as needed to extend the platform.

A day in the life of a Senior Site Reliability Engineer at Calendly

As a Senior Site Reliability Engineer at Calendly, you'll use your expertise of the infrastructure to empower application engineering teams. This includes enabling and evangelizing monitoring best practices, and advising on optimal infrastructure use. An ideal candidate demonstrates exceptional skills in communicating patterns and improvements that automate tasks, support stability, and improve performance.

On a typical day, you will be working on:

  • Building tools and applications to extends Calendly’s infrastructure platform
  • Evaluating and deploy cloud native open source tools
  • Exercising expertise in cloud infrastructure concepts and patterns
  • Instituting resilient infrastructure through Infrastructure as code
  • Maintaining and improving observability of our infrastructure platform, and offers patterns for application teams to consume for application observability
  • Participating in an on-call rotation to support the infrastructure platform
  • Fostering a collaborative environment of learning and knowledge dissemination
  • Defining standard practices and tooling around new services, changes, incidents, postmortems, and capacity management, and work with application engineering teams to adopt those practices

What do we need from you?

  • An eagerness and drive to learn, and the skills for sharing your knowledge with and mentor others
  • Creative problem-solving skills, a keen eye for detail, and the ability to think your way through complex issues
  • Comfort working directly with internal facing customers to understand needs/requirements and collaborate on solutions
  • A strong understanding of the Linux operating system
  • Strong technical knowledge of cloud infrastructure (especially GCP), distributed systems, and reliability practices
  • Deep experience designing, building, and running highly-available production infrastructure
  • Strong Golang development experience; especially writing APIs to build, orchestrate and manage cloud infrastructure
  • Solid working knowledge of patterns and principles for designing and implementing cloud native applications on Kubernetes, such as Controllers and Operators
  • Robust knowledge of computer networking principles and extensive experience with cloud networking technologies to create scalable and secure environments
  • Extensive working experience with software and infrastructure monitoring tools (especially Datadog)
  • Authorized to work lawfully in the United States of America as Calendly does not engage in immigration sponsorship at this time

What’s in it for you?

Ready to make a serious impact? Millions of people already rely on Calendly’s products, and we’re still in the midst of our growth curve — it’s an extraordinary time to join us. Everything you’ll work on here will accelerate your career to the next level. If you want to learn, grow, and do the best work of your life alongside the best people you’ve ever worked with, then we hope you’ll consider allowing Calendly to be a part of your professional career.

Our Hiring Process:

We aim to provide an inclusive and equitable candidate experience to everyone who expresses interest in working at Calendly. To learn more about our hiring process, please visit our careers page at

Once selected for an opportunity, the recruiter assigned to the role will keep you informed every step of the way. Have questions? Let your recruiter know! Want to share your experience? We are passionately committed to improving and building on our process, and we consider feedback a gift.

If you are an individual with a disability and would like to request a reasonable accommodation as part of the application or recruiting process, please contact us at .

Calendly is registered as an employer in many, but not all, states. If you are located in Alaska, Hawaii, Montana, North Dakota, South Dakota, Nebraska, Iowa, and West Virginia, you will not be eligible for employment. Note that all individual roles will specify location eligibility.

All candidates can find our Candidate Privacy Statement here

Candidates residing in California may visit our Notice at Collection for California Candidates here: Notice at Collection

Compensation is based on a variety of factors including but not limited to location, experience, and job-related skills. In addition, Calendly offers a wide range of best in class total rewards. This includes comprehensive employee benefits like healthcare, dental, vision, parental leave, 401(k) match, paid time off, and much more. At Calendly we believe exceptional performance deserves exceptional rewards! During the hiring process, we are committed to sharing details about the compensation range for the position, enabling you to make an informed decision.

Please note that the compensation details listed in role postings reflect the base salary only, and do not include bonus/commission, equity, or benefits.

Base Pay Range National - Salary
$184,195$249,205 USD
Base Pay Range California - Salary
$184,195$249,205 USD