Server Systems Administrator

Position Description:

Experience with configurating new virtual servers within a VxRail VMware environment, leveraging VMware NSX for network virtualization and Aria tools for advanced automation and management.

Hands-on experience with optimizing virtual machine (VM) performance by proactively identifying, troubleshooting, and resolving performance bottlenecks and related issues to ensure system stability and efficiency.

Strong knowledge of implementing proactive measures to mitigate zero-day vulnerabilities across servers and infrastructure, ensuring rapid response and system security.

Proficient with writing clear, grammatically correct communications and documentation in English.

Experience with configuring DHCP settings and create, manage, and maintain DNS records to ensure accurate name resolution and network reliability.

Experience with administering and managing Microsoft Outlook 2016 environments, including configuration, troubleshooting, and user support to ensure optimal email functionality and integration.

Proficient in administering core infrastructure operations, storage and back-up systems upgrades and migrations to new technologies and platforms.

Experience developing and maintaining custom PowerShell scripts to automate administrative tasks, streamline system operations, and enhance efficiency across IT environments.

Experience with design and architect VMware Horizon environments, including pod configuration, Unified Access Gateway (UAG) placement, load balancing strategies, and certificate management to ensure secure, scalable, and high-performance virtual desktop infrastructure.

Hands-on experience with administration and support VMware Horizon based Virtual Desktop Infrastructure (VDI), including end-to-end deployment, configuration, and ongoing operations; design and manage Unified Access Gateway (UAG) for secure remote access, and troubleshoot connectivity, performance, and authentication issues to ensure a reliable, scalable user experience.

Proficient with security hardening and vulnerability remediation for Windows and Linux systems to ensure compliance with best practices and maintain a secure operating environment.

Experience with configuring, monitoring, logging, and alerting platforms, including Azure Monitor and Security Information and Event Management (SIEM) tools, to ensure proactive system oversight and rapid incident response.

Proficient in developing technical documentation, including Standard Operating Procedures (SOPs) and operational runbooks, to ensure consistency, efficiency, and adherence to best practices across IT operations. Proficient with Linux-Based Operating Systems -Administration of enterprise Linux servers (RHEL, Rocky, Ubuntu or equivalent), patch management, system hardening, logging, and scripting (Bash and/or Python). Strong knowledge of managing Identity and Access Management (IAM) across hybrid environments, including administration and support of on-premises Active Directory integrated with Microsoft Azure Entra ID (formerly Azure Active Directory); apply expertise in authentication, authorization, and access control principles to ensure secure and seamless identity solutions. Proficient in leveraging enterprise administration and monitoring tools, including Hyena, CoreView, Microsoft WebIAM, PowerShell 7, and VMware solutions such as vCenter, vSphere, Aria, vRealize Operations (vROps), and ControlUp, to ensure efficient system management and performance optimization. Proficient with Veritas NetBackup for designing backup architectures, configuring environments, and managing tape-based backup solutions to maintain data integrity and support disaster recovery readiness. Hands-on experience with administering Dell EMC Unity family storage appliances (Linux based OS).

Experience Required

Minimum of 5 years of experience implementing and maintaining virtualized systems and networks, with at least four (4) years of that supporting VMWare infrastructure and software (ESXi Hypervisor Appliances running on vxRail, using VShere, VCenter, VRops and ControlUp tools). With at least (4) years of experience supporting MS Active Directory and associated domain controller systems as noted above (DNS, DHCP, etc.).

Education Required

This classification requires the possession of a bachelor s degree in an IT-related or Engineering field. Additional qualifying experience may be substituted for the required education on a year-for-year basis.

Additional Information

California Resident Candidates Only. Work is expected to be done initially onsite. Possibility for remote work part time. Interviews in person; may consider virtual, depending on candidate location. Work schedule is M-Thurs 7:15am-6pm (10 hours) at Public Works HQ in Alhambra, CA 91803.