Senior Site Reliability Engineer

Job Description:

Penn Mutual is seeking a Senior Site Reliability Engineer (Senior SRE) to help evolve reliability practices across business-critical systems in a highly regulated financial services environment. This role is a hands-on technical leader responsible for designing, implementing, and advancing reliability across complex, distributed systems. You will deliver reliability strategy through automation, observability, and architectural guidance while remaining hands-on in development, release, and incident triage. 

Senior SREs operate with significant autonomy, tackle ambiguous problems, and influence system design upstream with the overall goal of delivering change in reliable and measurable ways to key stakeholders. 

Key Responsibilities 

Reliability Strategy & Architecture 

• Lead reliability availability, scalability, and recovery design for critical systems. 

• Define and evolve SLOs, SLIs, and error budget practices across services. 

• Identify systemic reliability risks and drive cross-team remediation efforts. 

• Influence application and platform architecture to improve operational outcomes. 

Advanced Incident Management 

• Act as a technical lead during major incidents and complex outages. 

• Drive high-quality root cause analysis and recommend corrective actions. 

• Improve incident response processes, tooling, and runbooks. 

Automation & Engineering Excellence 

• Design and implement advanced automation to eliminate operational toil at scale. 

• Build and maintain shared SRE tooling and platforms. 

• Set engineering standards for reliability-focused code and operational practices. 

• Review and improve CI/CD, deployment, and rollback strategies. 

Release & Change Leadership 

• Partner with Release and Change Management to automate release practices. 

• Lead risk assessments for high impact changes and releases. 

• Ensure compliance requirements are met without sacrificing engineering velocity. 

• Serve as a reliability authority for release readiness decisions. 

Mentorship & Influence 

• Mentor junior SREs and junior engineers through technical guidance and review. 

• Lead by example in operational excellence and engineering rigor. 

• Influence reliability culture across engineering and product teams. 

Minimum Qualifications 

• Bachelor’s degree in Computer Science, Engineering, or related field.