Platform Engineer

Founded in 1992 in Dover, NH, Planet Fitness is one of the largest and fastest-growing franchisors and operators of fitness centers in the world by number of members and locations. As of March
31, 2026, Planet Fitness had approximately 21.5 million members and 2,909 clubs in all 50 states, the District of Columbia, Puerto Rico, Canada, Panama, Mexico, Australia and Spain.

The Company’s mission is to enhance people’s lives by providing a high-quality fitness experience in a welcoming, non-intimidating environment, which we call the Judgement Free Zone®. Approximately 90% of Planet Fitness clubs are owned and operated by independent business owners.

At Planet Fitness, our purpose is to create a more connected and Judgement Free™ planet, where fitness and wellbeing are within reach for all. That commitment extends to our team members and how we work together.

Breaking Boundaries Together is how we bring our employee experience to life, creating a place where people can show up as themselves, explore what’s possible, continue to grow and achieve more together than they can alone. Guided by our PLANET Principles, we put people first, lead with authenticity and integrity, embrace change and thrive together.

For the past 30 years, we’ve helped millions of people in their fitness journey and revolutionized the industry along the way. And we’re just getting started!

The Platform Engineer is responsible for building, maintaining, and supporting secure, scalable, and automated cloud platforms that enable self-service capabilities for application, data, and infrastructure teams. Through reusable infrastructure, platform services, and automation, this role helps reduce manual effort, improve consistency, and accelerate technology delivery. Reporting to the Manager, Platform Engineering, this role partners closely with application development, data, security, and infrastructure teams to deliver reliable platform capabilities, improve developer productivity, and support business initiatives.

The Platform Engineer contributes to the evolution of Planet Fitness's cloud platform through infrastructure automation, platform operations, CI/CD improvements, and cloud-native technologies. This role combines technical expertise, problem-solving, and cross-functional collaboration to improve self-service capabilities, enhance platform reliability, streamline recurring engineering work, and support continuous improvement across the engineering organization.

This is a full-time role that requires regular, in-person work at our Hampton, NH office. Candidates must reside within commuting distance of this office location. Fully remote work is not available for this role.

Cloud Infrastructure & Platform Engineering

• Builds, deploys, and maintains cloud infrastructure primarily within AWS while supporting additional cloud technologies and services as needed.
• Develops and maintains Infrastructure-as-Code solutions using Terraform to deliver scalable, automated, and repeatable infrastructure deployments.
• Contributes to the operation, optimization, and maintenance of Kubernetes (Amazon EKS) environments, including deployments, scaling, and platform enhancements.
• Supports the evolution of the internal developer platform, including service catalog capabilities, self-service infrastructure, automation, reusable workflows, and developer enablement tools.
• Implements platform standards, reusable patterns, and engineering guardrails to improve consistency, scalability, security, and operational efficiency.

Platform Operations & Reliability

• Monitors platform health, performance, and availability using observability and incident management tools such as Datadog, Cloud Watch, Pager Duty, or similar…