Lead Site Reliability Engineer

Liberty Personnel Services, Inc.
Philadelphia, United States of America
26 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Philadelphia, United States of America

Tech stack

Bash
Cloud Computing
Continuous Integration
DevOps
Disaster Recovery
Python
Reliability Engineering
Datadog
Cloud Platform System
Git Flow
Kubernetes
Infrastructure Automation Frameworks
Terraform

Job description

The Lead Site Reliability Engineer is a senior technical leader responsible for the reliability, availability, and operational excellence of a cloud-based infrastructure and distributed platform. This role owns uptime, SLAs, and incident response while driving long-term improvements in resilience, observability, and automation. The Lead SRE is hands-on and partners closely with platform, QA, and development teams.

This role suits an engineer who thrives in high-ownership environments, balancing real-time operations with strategic reliability initiatives. You'll define operational standards, disaster recovery practices, and automation frameworks, while leading incidents and postmortems with clarity and accountability., * Own uptime, SLAs, and overall platform reliability

  • Lead incident response, root-cause analysis, and postmortems
  • Automate infrastructure, deployments, and operational workflows
  • Improve monitoring, alerting, and observability
  • Execute and evolve disaster recovery and business continuity plans
  • Optimize cloud and Kubernetes environments for scale and performance
  • Establish runbooks, operational standards, and reliability best practices
  • Provide technical leadership and mentorship

Requirements

  • 6+ years in SRE, DevOps, or Platform Engineering; 2+ years in a lead role
  • Strong experience supporting production systems with strict SLAs
  • Deep expertise in Kubernetes, containers, and cloud infrastructure
  • Proficiency with Terraform and modern IaC practices
  • Strong automation and scripting skills (Bash, Python, or Go)
  • Experience with CI/CD, GitOps, and observability tooling
  • Proven incident leadership and cross-functional communication skills

Apply for this position