System Administrator: Cloud & On-Prem Infra (On-Call)

Dealer Tire

Cleveland (OH)

On-site

USD 82,000 - 90,000

Full time

14 days+

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Benefits offered by this job

Paid time off

Medical

Dental

Vision

401k match

Job summary

Dealer Tire in Cleveland, OH is seeking a Systems Administrator to manage on-premises and cloud infrastructure, supporting Windows and Linux, VMware, AD, and cloud platforms. The role emphasizes security, reliability, and operational excellence with 24x7 on-call rotation.

You will administer Microsoft 365, AWS and Azure resources, monitor performance, implement backup and disaster recovery, and collaborate with network, database, and analytics teams to align IT services with business objectives.

Qualifications

Bachelor’s degree in computer science or equivalent work experience.
3+ years working with Microsoft operating systems and applications, including Windows 2016 / 2019/ 2022/2025
3+ working with Linux operating systems and applications, including Red Hat 7, 8 and SUSE 15, 16.
Minimum of 1 year experience supporting Citrix environment or similar equivalent.
Understanding of Citrix or an equivalent product
Understanding Microsoft Endpoint Configuration Manager (MECM)
Experience with backup software in an 800+ server environment.
Embraces new technology, automation, and AI tools
Configure and troubleshoot network services at the operating‑system level, including interface setup, routing, name resolution, and connectivity across Linux and Windows environments.
Ability to work with challenging deadlines, fast pace, ever changing environment.

Responsibilities

Administer and support Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive, Microsoft Entra ID (Azure AD), Configure Conditional Access, Single sign-on (SSO), Enterprise Apps
Maintain AWS and Microsoft Azure resources. Troubleshoot cloud-based infrastructure and application issues.
Manage VMware vSphere, virtual machines, monitor infrastructure health and resolve performance issues.
Identify, assess, and remediate operating system and infrastructure vulnerabilities, Participate in vulnerability management and compliance meetings.
Install, configure, maintain, and troubleshoot Linux Server and Windows operating systems, Perform system patching, upgrades, and lifecycle management, Support backup, recovery, and disaster recovery processes.
Manage Active Directory users, groups, organizational units, and Group Policies, Administer DNS, DHCP, DFS, and related infrastructure services.
Support Kubernetes clusters running on-premises or in cloud environments, assist with deployment, monitoring, and troubleshooting of containerized workloads.
Respond to and resolve incidents, service requests, and operational issues, document procedures, troubleshooting steps, and technical solutions.
Coordinate with Network Engineers, Business Analyst, and Database Administrators to implement client/server systems that utilize industry best practices to meet corporate objectives
Establish and adhere to company metrics for system uptime, problem response, and resolution.
Interact closely with hardware and software vendors, leveraging the vendor as the next (higher) level of support in addition to license compliance matters.
Develop and promote standard operating procedures (SOP’s).
Proactively recommend improvements to both Physical and Virtual infrastructures and processes to ensure systems are designed to support business requirements, reliability, and performance
Analyze and determine hardware/software issues by applying a backup process or resolution such as operational discrepancies, job aborts, and connectivity issues. Interact with application teams to prepare schedules for nightly backups. Resolve issues and problems with backup solutions; directly work with outside support vendors to resolve hardware/software issues.
Ensure the integrity and security of enterprise data on host computers, multiple databases, and during data transfer in accordance with business needs and industry best practices regarding privacy, security, and regulatory compliance.
Participates in 24x7 off hour/on call schedule on a rotating basis.
Looks for innovative ways to use AI tools to streamline and automate processes.
Other Duties as Assigned