Senior IT Infrastructure Administrator (On-Site)

Energy Jobline ZR; Union City (CA); On-site; USD 70,000 - 100,000; Full time

Benefits offered by this job

Vacation pay

Holidays

Health insurance

Vision insurance

Dental insurance

Life insurance

401(k)

401(k) matching

SIMPLE IRA retirement plan

Bonus pay potential

Job summary

Energy Jobline ZR seeks a skilled IT Infrastructure Administrator to support and maintain client environments in a fast-paced service-driven setting. The candidate will handle networking, systems, and cloud technologies across multiple environments and work on-site in Union City, TN five days a week.

The role emphasizes diagnosing complex issues, documenting configurations, and collaborating with vendors to ensure reliable deployments and ongoing improvements.

Qualifications

• 7+ years of hands-on experience in network and systems administration.
• Strong knowledge of Networking: TCP/IP, VLANs, routing, switching; Windows Server 2016/2019/2022; AD; Group Policy; M365 and Azure AD administration; Virtualization (VMware/Hyper-V); Backup and DR solutions.
• Experience with RMM tools and ticketing systems in a service-based environment.
• Ability to troubleshoot across multiple layers (network, system, application).

Responsibilities

• Deploy, configure, and maintain network and systems infrastructure across multiple client environments.
• Troubleshoot and resolve escalated issues involving networking, servers, virtualization, and cloud services.
• Configure and manage firewalls, VPNs, switches, and wireless infrastructure.
• Administer Windows Server environments, including Active Directory, Group Policy, DNS, and DHCP.
• Manage Microsoft 365 environments (Exchange Online, Azure AD) and security management.
• Support virtualization platforms (Hyper-V, VMware) including VMs provisioning and maintenance.
• Implement and maintain backup and disaster recovery solutions.
• Monitor system health, performance, and security using RMM and monitoring tools.
• Work with vendors to resolve issues and support deployments.
• Document network diagrams, configurations, and SOPs.
• Assist with migrations, upgrades, and new client onboarding.

Skills

Networking

Windows Server

Active Directory

Group Policy

Azure AD

Microsoft 365

VMware/Hyper-V

Backup & DR

RMM tools

Ticketing systems

Documentation

Cybersecurity

Communication

Tools

RMM tools

Ticketing systems

VMware

Hyper-V

Job description

Energy Jobline ZR seeks a skilled IT Infrastructure Administrator to support and maintain client environments in a fast-paced service-driven setting. The candidate will handle networking, systems, and cloud technologies across multiple environments and work on-site in Union City, TN five days a week.

The role emphasizes diagnosing complex issues, documenting configurations, and collaborating with vendors to ensure reliable deployments and ongoing improvements.