Linux System Engineer
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Job Title: Sr. System Engineer - Linux
Location:
Onsite at any of the location: San Diego, CA, Centennial, CO, Omaha, NE, Irvine, C, ALos Angeles, CA, Edison, NJ, Overland Park, KS, Las Vegas, NV, New York, NY
Required: 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 / RHCSAVMware VCPPuppet Certified ProfessionalITIL Job Description:
We are seeking an experienced Senior Systems Engineer to join our team. You will be responsible for managing and automating enterprise Linux/Unix platforms across VMware-based on-prem and hybrid environments. Ensures high availability, security compliance, and operational stability of mission-critical banking applications. You will also act as an L2/L3 System Engineer resource, working across IT Infrastructure teams in a regulated banking environment.
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 RCADrive 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 remediationVMware Infrastructure
Administer vSphere, ESXi, and vCenterProvision 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 & DRSupport 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 Service
Now (CAB, risk, rollback)
Maintain runbooks, SOPs, and documentation.