Infrastructure Systems Administrator

Third Federal

. Install, configure, and administer Windows and Linux server operating systems .

Posted 10/5/2026full-timeCleveland • Ohio • United StatesMid-LevelSenior💰 $70,000 - $90,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in installing, configuring, and administering Windows and Linux server operating systems, with a strong focus on Active Directory/Entra ID and VMware environments. Proficient in troubleshooting, system audits for compliance, and applying cloud services and security technologies.

Highest-signal resume keywords

Windows Server AdministrationActive Directory/Entra ID ManagementVMware Environment ManagementLinux AdministrationPowerShell Scripting

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Windows ServerLinux ServerActive DirectoryVMwareTCP/IPLAN/WAN RoutingDNSDHCPGPOPKI

Soft Skills

Customer ServiceInterpersonal CommunicationTeamworkInitiativeDedication

Tools & Technologies

Microsoft 365ExchangeSANBackup TechnologiesWeb SecuritySecure File TransferEmail Filtering

Industry Keywords

Infrastructure ApplicationsSystem Audit ReportsRegulatory Compliance24/7 SupportCapacity Scaling

Tech Stack

Tools & technologies

AWSCloudDNSLinuxSwitchingTCP/IPVMware

About the role

Key responsibilities & impact

Install, configure, and administer Windows and Linux server operating systems
Engineer and support systems environments including Active Directory/Entra ID, Microsoft 365, VMware, and Exchange
Plan and implement future upgrades for Windows and Linux systems
Support infrastructure applications
Engineer and maintain Windows operating systems and Microsoft-centric network services including DNS, DHCP, GPO, PKI, IIS, and AD
Support and maintain VMware computing environments
Maintain understanding of storage technologies
Manage mail delivery concepts and Exchange server environments
Contribute expertise to the Linux administration team
Apply Microsoft/AWS cloud services, web security, secure file transfer, application whitelisting, and email filtering technologies
Run system audit reports for regulatory compliance
Troubleshoot hardware and software issues across all support tiers
Participate in a rotating on-call schedule providing 24/7 support
Scale infrastructure for increased capacity and usage
Collaborate with IT teams to optimize performance while managing multiple tasks

Requirements

What you’ll need

4+ years of hands-on experience designing, implementing, and maintaining Windows server environments with Active Directory/Entra ID
3+ years of experience managing VMware environments, SAN, and backup technologies
2+ years of enterprise Linux experience
Practical experience with TCP/IP and LAN/WAN routing and switching
PowerShell scripting knowledge
Excellent customer service, interpersonal, verbal, and written communication skills
Demonstrated teamwork skills and a willingness to support a variety of projects
High level of initiative and dedication
Minimum of a High School Diploma/GED

Benefits

Comp & perks

Competitive compensation packages
Medical, dental, vision, and more
401k match
11 Bank Holidays + vacation/sick time
Stock Ownership Allocation
Exceptional culture and value system
Strong work/life balance
Growth opportunities
Mortgage Discount Program
Education Reimbursement Program
Professional development
Health and wellness support