Sr Principal Infrastr Eng

Sr Principal Infrastr Eng

Job Description: Site Reliability Engineer – Platform SupportAbout the Role:

• Wells Fargo is seeking a Senior Systems Operations Engineer
• Senior Site Reliability Engineer (App SRE) is responsible for driving reliability, automation, observability, and performance for mission critical applications and platforms.
• This role blends software engineering excellence with operational expertise to deliver stable, scalable, and resilient services, while reducing toil and shifting operations left across the application lifecycle.
• The Senior SRE acts as a technical authority and mentor , partnering with application, platform, and DevOps teams to embed reliability into design, delivery, and operations.

Required Qualifications:

• 10+ years of Systems Engineering, Technology Architecture experience, or equivalent demonstrated through one or a combination of the following: work experience, training, military experience, education

Job Expectations:

• Partner with application, platform, and business stakeholders to define, implement, and govern SLIs, SLOs, and error budgets , balancing reliability with delivery velocity.
• Lead the design and continuous improvement of observability, telemetry, monitoring, and ing, ensuring actionable insights and reduced fatigue.
• Identify, prioritize, and implement automation and self‑healing solutions to eliminate operational toil and improve service resilience .
• Own and lead production readiness and go‑live activities, including NFR validation, Permit to Operate (PTO), and operational risk assessments .
• Provide engineering‑led application production support, acting as an escalation point for complex application and platform issues .
• Lead and troubleshoot major incident response (P1/P2/P3), drive in‑depth root cause analysis (RCA), and ensure preventative actions are implemented to achieve long‑term stability.
• Influence and guide teams to shift reliability left by embedding SRE practices into design , CI/CD pipelines, and release processes.
• Mentor junior engineers and contribute to SRE standards, best practices, and operating models.
• Collaborate and consult with technical peers, colleagues, and mid to more experienced level managers to resolve systems support issues and achieve goals

Additional Required Qualifications:

• 10+ years of hands‑on experience in production application support engineering, with a strong focus on reliability, availability, and operational excellence.
• 5+ years of experience leading and operating production systems in a Site Reliability Engineering, Reliability Engineering role .
• 6+ years of experience working with Pega Workflows / PDC
  • Pega PRPC architecture, rule types and case management with Proficiency in Datatypes. activities , Flows, Report definition , Decision rules etc.
  • Experience in Debugging via Pega logs , Tracer logs and Hands on Experience in PDC to monitor application health and setup
  • Manage and support BIX extracts
  • Experience in JVM/Tomcat based application servers
  • Linux commands and Shell script
  • Handle hotfix installation and manual deployment with Knowledge and experience in handling Pega upgrade and tech refresh
  • Understanding of Pega cloud architecture is added advantage
• 5+ years of experience working with enterprise schedulers and databases, such as Autosys, Oracle, and MS SQL Server.
• 4+ years of experience supporting applications on Linux/ Unix
• 4+ years of experience supporting applications on Kubernetes / OpenShift platforms.
• Strong understanding of observability concepts (metrics, logs, traces, APM) using tools such as AppDynamics, ThousandEyes, Prometheus, Grafana, Splunk, and Aternity .
• Proven experience providing technical leadership and hands‑on execution in complex enterprise environments.
• Excellent communication and documentation skills, with the ability to influence both technical and non‑technical stakeholders.

Desired Qualifications:

• Strong scripting and automation skills using Unix/Linux shell, Python, or Ansible.
• Experience with cloud and container platforms, including Red Hat OpenShift (OCP) and modern cloud architecture concepts.
• Experience working with COTS platforms in regulated or large‑scale enterprise environments.