Sr. Systems Engineer - Linux (San Diego Metropolitan Area)

Location: San Diego, CA

Responsibilities: Linux Administration Manage Linux/Unix systems (build, patching, performance tuning) Ensure system stability, security hardening, and uptime Support application teams with OS and middleware dependencies Participate in Major Incident (P1/P2) management and RCA Drive automation to reduce manual recovery efforts like Bash / Python. Puppet Automation Develop and maintain Puppet modules/manifests Automate server provisioning, patching, and application deployment Enforce configuration standardization and drift remediation VMware Infrastructure Administer vSphere, ESXi, and vCenter Provision and manage Unix/Linux VMs and templates Support capacity planning, performance tuning, and DR (Zerto) Security & Compliance Ensure adherence to SOX, FFIEC, and internal security policies Perform patching, vulnerability remediation, and access control Maintain audit-ready documentation and compliance posture Backup & DR Support enterprise backup and DR solutions Participate in DR drills and failover testing Ensure high availability and no single point of failure Change & Operations Execute changes via ServiceNow (CAB, risk, rollback) Maintain runbooks, SOPs, and documentation.

Requirements: 5+ years of experience in Linux Administration Strong expertise in Puppet (configuration management) Hands-on experience with VMware (vSphere, ESXi, vCenter) Experience in production support / incident management Scripting: Bash / Python Knowledge of networking (TCP/IP, DNS) and storage systems Experience with ITSM (incident/change management)

Preferred: RHCE / RHCSA VMware VCP Puppet Certified Professional ITIL