Linux Systems Administrator II

Our client is hiring a Tier 3 System Administrator must have experience with Windows and Linux- This is the top technical support layer for the client's global IT infrastructure. This person will be one of the most experienced admins on the team. You will report directly to the Director of IT and will be responsible for keeping 600 Windows servers and 120 Linux servers patched, secure, and performing well. The environment is primarily Windows, so the candidate needs deep experience with Windows Server. On top of that, candidates must be strong in Linux administration at scale and VMware storage ownership.

A Day in the Life :

In this vital role, you will implement, maintain, and support global system environments across multiple locations and countries. You will be responsible for configuring server hardware, software, and storage solutions to meet our diverse global business needs. As a experienced point of contact, you will provide expert systems support to teams, network users, and other business units, addressing and resolving technical issues efficiently.

The Impact You'll Make :

• Provide operational support for 600 Windows Servers (emphasis on Windows server 2016 and newer) and 120 SUSE Linux (SLES 12 and SLES 15) including patching, monitoring server performance and service availability within compliance to Service Level Agreements.
• Manage and upgrade and VCenter 7 and later with 40+ ESXi hosts.
• Manage Omnissa Horizon virtual desktop infrastructure (VDI) pools and remote desktop services (RDS)
• Resolve high tier incidents and requests escalated from other support tiers.
• Leverage or build appropriate technical tools to perform administration tasks, root-cause analysis and service restoration (such as back up, restore, failover, log interpretation, and performance monitoring)
• Develop and maintain standard operating procedures for all routine systems administration functions to ensure security requirements and operational goals are achieved.
• Manage and upgrade DELLEMC UNITY storage arrays.
• Partner with the app development, security and project management teams to help implement new systems and services. Develop automation tools and processes to help scale operations.

Who You Are :

• Prefer a Bachelor's Degree in the field of Computer Science or related field of study
• Additional Experience Desired : More than 7 years of experience in supporting a Microsoft enterprise technologies (Active Directory, GPO, DHCP, DNS, DFS,
• Print services, File shares etc.), managing, troubleshooting Windows Servers.
• Skills

Linux servers SUSE, Windows server, vmware, Dell EMC unity, vCenter, patching, monitoring, SAN storage, Cisco, AD, powershell scripting

• Top Skills Details

Linux servers SUSE, Windows server, vmware, Dell EMC unity, vCenter, patching, monitoring, SAN storage, Cisco, AD

• Additional Skills & Qualifications

Additional Experience Desired :

• More than 5 years of experience in managing and troubleshooting Linux operating systems, especially SUSE Linux.
• Computer Skills Desired : Ability to write complex automation scripts using Powershell and experience administering Omnissa / VMWare Horizon.
• Preferred Certifications : Information Technology Infrastructure Library (ITIL) Certification
• Additional Knowledge or Skills to be Successful in this role : More than 7 years of experience in managing virtual machines using VMWare hypervisors on Cisco UCS hardware, using DELLEMC SAN storage.
• Experience Level

Expert Level

• Job Type & Location

This is a Permanent position based out of Corona, CA.

• Pay and Benefits

The pay range for this position is $84000.00 - $123000.00 / yr.

Monster Energy offers a competitive benefits package that includes medical, dental, and vision insurance, a 401(k) retirement plan with company matching, paid time off, and flexible work arrangements. Employees also have access to career development programs, including leadership and communication training, and enjoy a dynamic, team-oriented culture with global reach and brand partnerships that reflect Monster's bold identity.

• Workplace Type

This is a hybrid position in Corona,CA.

• Application Deadline

This position is anticipated to close on Nov 28, 2025.

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About TEKsystems :

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.