Sr. Platform Reliability Engineer

About the Company

This is a well-funded, innovative technology company building advanced, AI-driven products for enterprise customers. With teams in San Francisco and Atlanta, they are in a high-growth phase, actively scaling their platform into a secure, reliable, multi-tenant enterprise system. The engineering team is deeply technical, highly collaborative, and focused on building infrastructure the right way with a big prioritization on reliability, scalability, and long-term platform health.

The Role

The Senior Platform Reliability Engineer will help design, build, and own the infrastructure that powers the company's core platform. This role goes far beyond operational support -you'll be shaping the foundational systems that enable the platform to scale securely and reliably as the product and customer base grow. This is an ideal opportunity for a senior engineer who enjoys greenfield platform work, thrives on system ownership, and wants to influence infrastructure strategy at a meaningful level.

*This role does not offer sponsorship.*

What You'll Be Working On

• Building and owning core platform infrastructure across cloud, containers, and hybrid environments


• Improving system reliability, scalability, and resilience as the platform evolves


• Partnering closely with engineering teams to enable safe, efficient deployments


• Strengthening security, compliance, and disaster recovery practices across the platform

Key Responsibilities:

Infrastructure & Platform Ownership

• Design, build, and maintain infrastructure across containers, virtual machines, and hybrid environments


• Architect scalable and highly available systems on major cloud platforms


• Drive operational excellence and reliability across core platform services

Security, Compliance & Resilience

• Strengthen security across secrets management, RBAC, and network policies


• Support and improve compliance checks, disaster recovery plans, and backup strategies


• Proactively identify and address reliability and resilience gaps

CI/CD & Automation

• Own CI/CD pipelines, container build workflows, and automated deployments


• Improve release reliability and deployment confidence


• Enforce secure, consistent, and efficient delivery standards

Technical Requirements:

• Bachelor's Degree from a Top 20 University


• Strong cloud experience with AWS, Google Cloud Platform, or Azure


• Infrastructure as Code experience using Terraform


• Hands-on experience with Docker and Kubernetes


• Proven experience owning and operating production-grade systems at scale

Oscar Associates Limited (US) is acting as an Employment Agency in relation to this vacancy.