Senior Systems Administrator Job at Megazone Cloud US (Irvine)

Senior Systems Administrator

Megazone Cloud US

Location:
United States , Irvine

Category:
IT - Administration

Contract Type:
Not provided

Salary:

145000.00 - 165000.00 USD / Year

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Job Description:

The Senior Systems Administrator is a senior technical role focused on the successful execution of complex data center projects. This individual will be responsible for understanding client data center environments, working closely with their technical teams, and independently leading projects to successful completion. The ideal candidate will have deep, hands-on expertise in VMware, Windows and Linux server environments, storage systems, and physical data center operations. This role requires a proactive, hands-on technical expert who can collaborate effectively with client stakeholders and internal cloud migration teams to achieve project goals.

Job Responsibility:

Independently lead the technical execution of data center infrastructure projects from conception to completion
Work closely with client data center teams to understand their environments, gather requirements, and ensure project alignment
Collaborate with internal cloud migration teams to support hybrid initiatives and data center exit strategies
Design, implement, and maintain the on-premise VMware vSphere infrastructure
Optimize the virtual environment for performance, high availability, and scalability
Manage and execute vMotion and storage migration tasks within the data center
Manage a mixed Windows and Linux server environment, ensuring high levels of availability and security
Administer Windows Server infrastructure, including Active Directory, Group Policy, DNS, and DHCP
Perform patching, upgrades, and maintenance for both Windows and Linux operating systems
Manage storage infrastructure, ensuring data integrity and availability for virtualized environments
Work physically within data centers to rack, stack, and cable servers, storage, and networking equipment
Collaborate with vendors for hardware procurement, installation, and migration of physical hardware

Requirements:

Extensive hands-on experience with VMware vSphere, vCenter, vSAN, and ESXi
Proficient in both Windows Server (2012 R2 and newer) and Linux (RHEL/CentOS) administration
Strong knowledge of Active Directory, Group Policy, DNS, and DHCP
Experience with SAN, NAS, and object storage technologies
Must have hands-on scripting experience with PowerShell and/or Bash
Familiarity with managing web servers (IIS, Apache) and databases (MSSQL, Oracle, MySQL)
Bachelor’s degree in Computer Science, Information Systems, or a related field, or equivalent work experience
10+ years of experience in a systems administration role
Proven experience independently leading the technical execution of IT infrastructure projects
Excellent communication and interpersonal skills
Ability to work in a fast-paced environment and manage multiple priorities
Must be willing and able to work in a physical data center environment

Nice to have:

Hands-on experience with networking technologies such as Cisco, Meraki, and Palo Alto firewalls
Experience or familiarity with public cloud environments (AWS, GCP)
Experience with OpenStack
Python scripting experience

What we offer:

Offers Bonus
Investment in people
Servant leadership
Flat organization with real impact
Learn-from-it culture

Additional Information:

Job Posted:
February 18, 2026

Employment Type:

Fulltime

Work Type:

On-site work

Megazone Cloud US - All Job Offers

Job Link Share:

Senior Systems Administrator

Megazone Cloud US

Location:
United States , Irvine

Category:
IT - Administration

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
February 18, 2026

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