Linux Admin - Only Locals and Onsite interview

Title: Linux Admin

Location: Middletown, NJ - 100% Onsite work

Duration: Longterm Contract

Inperson Interview Must

Core Technical Skills

• Red Hat Enterprise Linux (RHEL) Administration
• Installation, configuration, and ongoing maintenance of RHEL systems.
• Package management, service management, and system tuning.
• SELinux, firewall, and system security configurations.
• Kickstart Deployment
• Creating, customizing, and troubleshooting Kickstart files for automated OS installation.
• PXE boot and network-based deployment orchestration for large server fleets.
• Dell Server Management
• Installation and configuration of Dell PowerEdge servers.
• Hardware monitoring and management using Dell OpenManage, iDRAC, and Lifecycle Controller.
• RAID setup, firmware/driver updates, and diagnostics.
• EMC Storage Administration
• Provisioning and managing storage (LUNs, pools) on EMC arrays (VNX, Unity, PowerMax, etc.).
• Integration of storage with Linux hosts and troubleshooting connectivity/performance issues.
• Use of EMC management software for monitoring and reporting.
• SAN Fiber Channel Administration
• Configuration and maintenance of SAN environments using Fiber Channel protocols.
• Zoning and masking on Fiber Channel switches (Brocade, Cisco, etc.).
• Host bus adapter (HBA) configuration and driver/firmware management on Linux servers.
• Multipath configuration and troubleshooting using tools like multipathd and lsscsi.
• Monitoring SAN health, performance, and resolving connectivity issues.
• Collaboration with storage and network teams on SAN design, expansion, and incident response.
• General Linux System Administration
• User/group management, permissions, and access controls.
• Filesystem management (ext4, XFS, LVM, NFS, SMB).
• Scripting (Bash, Python, Perl) for automation.
• System monitoring and troubleshooting (top, sar, vmstat, iostat, etc.).

Best Practice Security Skills

• System hardening (CIS/Red Hat benchmarks), disabling unused services, secure SSH configuration.
• Patch management and centralized update deployment.
• Strong user access and privilege management.
• Host-based firewall configuration and network segmentation.
• Regular backup, recovery, and disaster recovery planning.
• Audit, compliance, and log review.

Soft Skills

• Analytical problem-solving and troubleshooting.
• Documentation of procedures and environments.
• Effective cross-team communication.
• Prioritization, time management, and adaptability.

Certifications (Optional/Preferred)

• Red Hat Certified System Administrator (RHCSA)
• Red Hat Certified Engineer (RHCE)
• Dell EMC Proven Professional
• Brocade or Cisco SAN certification (optional but valuable for Fiber Channel focus)

Sample Responsibilities

• Deploy Linux servers via Kickstart, integrating with SAN storage over Fiber Channel.
• Manage Dell server hardware and EMC storage, including LUN provisioning and multipathing.
• Configure, monitor, and maintain Fiber Channel SAN zones and HBAs for optimal connectivity.
• Implement and maintain security best practices across the server and storage infrastructure.
• Troubleshoot and resolve complex hardware, OS, and SAN-related issues.
• Maintain thorough documentation of SAN topologies, server builds, and operational procedures.