Senior Unix Administrator

Title: Senior Unix Administrator
Location: Philadelphia, PA
Type: Contract to Hire

Our client is seeking a Senior Unix Administrator who has demonstrable knowledge of containers, cloud technologies, and agile/scrum activities.
Key Accountabilities:

• Configures, installs, maintains, and upgrades computer systems hardware and software.
• Administers and maintains security of operating systems.
• Restores files or systems by designing, writing, and implementing back-up procedures.
• Provides operational support for the organization's information systems and peripheral equipment such as application servers, database servers, web servers, desktops, printers, and storage devices.
• Performs recovery procedures, scheduling and back-ups and monitors batch processes.
• Match incumbents responsible for administering systems on multiple platforms such as mainframe, UNIX, and LAN to this discipline.
• Install and maintain OpenShift clusters.
• Performance resiliency and disaster recovery testing.
• Log aggregation and correlation using ELK (or equivalent technology).
• Experience with CI/CD deployment pipeline integration (preferred tools: Ansible, Jenkins, Nexus)
• Automating end-to-end workflows (SRE experience preferred).
• Maintenance and performance optimization.
• Documenting workflows and providing evidence for audit reporting.

Required Skills:

• The ideal candidate will have an affinity for technology and the Linux OS.
• Bachelor's degree or equivalent experience.
• 4+ years of RHEL/OpenShift experience:
  • +5 years supporting RHEL/RHEV/Satellite.
  • +3 years supporting OpenShift.
• Experience working with public cloud environments (Azure, AWS, Google Cloud Platform), particularly in areas of containerization, automation, and remote systems management.
• Server administration, monitoring, and configuration management. Ansible and scripting experience a plus.
• Server hardening techniques, including vulnerability remediation and privileged access management.
• Understanding of Elasticsearch administration and troubleshooting.

REQ-001224