
Infrastructure Systems Engineer
- California
- Permanent
- Full-time
- Extensive expertise in Windows Server administration, Active Directory, DNS, DHCP, and Group Policy design/optimization.
- Advanced VMware vSphere skills, including vCenter, ESXi, HA, DRS, and capacity planning.
- Strong Citrix ADM and NetScaler (ADC) capabilities for application publishing, load balancing, and troubleshooting complex VDI/application issues.
- Enterprise storage proficiency with Dell Storage, TrueNAS, and NFS, including performance tuning and disaster recovery.
- Backup and recovery mastery with Rubrik and Veeam, including retention planning, validation, and rapid recovery.
- Hands-on Linux experience (RHEL and Oracle Linux) for administration, configuration, and hybrid integration.
- Automation skills using PowerShell, Bash, and Shell scripting to streamline operations.
- Solid grasp of networking fundamentals, IP addressing, VLANs, routing, firewalls, and security zones.
- Experienced in designing infrastructure solutions and integrating systems with network/security teams.
- Collaborate with business owners to gather requirements and align solutions with objectives.
- Expertise in patch management, vulnerability remediation, and IT security best practices, with strong knowledge of compliance frameworks and a solid background in infrastructure monitoring, proactive issue detection, and capacity forecasting.
- Proficient in Microsoft 365 (Exchange Online, SharePoint, Teams).
- Skilled in deploying/managing MS SQL Server multi-node clusters for HA, scalability, and performance.
- Demonstrated vendor management and escalation handling for hardware, software, and cloud services.
- Excellent troubleshooting skills with ability to perform root cause analysis and implement fixes.
- Skilled in preparing, maintaining, and updating documentation, diagrams, and procedures, with proven ability to lead or contribute to infrastructure projects, upgrades, and technology refreshes.
- Bachelor's degree in computer science, Information Technology, Software Development, Computer Applications, or a related field.
- 10+ years of hands-on experience as a System Administrator or Systems Engineer in virtualization and storage management.
- Strong knowledge of Windows Server, Linux servers (RHEL, Oracle Linux), VMware virtualization (including NSX), and Citrix, with expertise in administration, configuration, and optimization in mixed-OS environments.
- Experience with enterprise storage systems.
- Skilled in backup solutions including Rubrik and Veeam.
- Exposure to Microsoft 365 administration and security best practices.
- Excellent troubleshooting skills, including the use of monitoring tools and performing root cause analysis.
- Networking knowledge, including IP addressing, subnets, routing, and firewall concepts.
- Skilled in planning, designing, and implementing enterprise IT infrastructure solutions.
- Strong verbal and written communication skills, with the ability to clearly document and communicate technical information.
- Solid understanding and practical experience with ITIL processes, including Change Management, Incident Management, and Service Management.
- Proven track record of collaborating across teams, delivering effective end-user support, and driving successful infrastructure projects, upgrades, and technology refresh initiatives.