System Administrator

World Headquarters

Pontiac, MI 48341, USA

Description Who We Are

Williams International is a privately-owned company that develops and manufactures jet engines for both military and commercial aircraft applications. We are a company of creators who deliver pioneering ideas and technologies that lead the aerospace industry. Our culture fosters creativity, collaboration, and continuous learning to position our team members to inspire each other and provide quality products and supporting services that exceed the expectations of our customers.

The Opportunity

This position is responsible for the administration, maintenance, and support of enterprise server infrastructure, operating systems, virtualization platforms, cloud services, identity and access management, storage, backup and recovery systems, and related technologies. The System Administrator will provide hands‑on support for Windows Server, Active Directory, Group Policy, Microsoft 365 and Azure, VMware or Hyper‑V, enterprise storage, monitoring, backup and recovery, and security technologies. Key responsibilities include system patching and upgrades, configuration management, vulnerability remediation, performance monitoring and optimization, troubleshooting, and maintaining accurate infrastructure documentation.

In addition, the candidate will possess strong technical, analytical, and problem‑solving skills, along with demonstrated experience supporting secure, reliable, and highly available enterprise environments. This role will collaborate closely with Network, Cybersecurity, Application, Service Desk, and other IT teams to resolve complex technical issues, implement infrastructure enhancements, improve system reliability and performance, and ensure systems are maintained in accordance with organizational security standards, operational requirements, and industry best practices.

This position is 100% on‑site.

The System Administrator responsibilities will include:

Install, configure, maintain, and troubleshoot Windows servers and applications

Administer Active Directory, Group Policy, DNS, and DHCP

Support Microsoft Entra ID/Azure AD and hybrid identity environments

Administer virtualization environments such as VMware vSphere/ESXi

Administer Microsoft 365, Azure, Exchange Online, SharePoint, and related services, depending on organizational responsibilities

Work with cybersecurity teams to remediate identified vulnerabilities and security risks

Manage enterprise backup and recovery systems

Monitor servers and infrastructure using tools such as SolarWinds, PRTG, VMware monitoring tools, or similar platforms

Manage enterprise file servers, shares, and permissions

Qualifications

Bachelor’s degree in Information Technology, Computer Science, Information Systems, or a related field preferred

3–5+ years of hands‑on experience in systems administration or a related IT infrastructure role

Experience supporting production environments, business‑critical applications, and enterprise infrastructure

Strong experience administering Windows Server, including Active Directory, Group Policy, DNS, DHCP, and file/print services

Experience with Microsoft 365 and Azure, including Entra ID, user administration, identity management, and access controls

Experience managing virtualization platforms such as VMware vSphere/ESXi or Microsoft Hyper‑V

Experience with server hardware, storage, SAN/NAS, and enterprise backup technologies

Understanding of networking fundamentals, including TCP/IP, VLANs, routing, DNS, DHCP, VPNs, and firewalls

Experience with system monitoring and management platforms such as SolarWinds, PRTG, or similar tools

Experience performing OS patching, firmware upgrades, vulnerability remediation, configuration management, and system hardening

Knowledge of backup, disaster recovery, business continuity, and high‑availability concepts

Experience with endpoint/server security, antivirus/EDR, certificate management, and security best practices

Strong troubleshooting and root‑cause analysis skills

Strong documentation skills, including maintaining system configurations, procedures, diagrams, and operational documentation

Ability to work independently while collaborating effectively with network, security, application, and support teams

U.S. citizenship is required

Position requires the ability to obtain a U.S. Government Security Clearance, if needed. Candidates selected may be subject to a U.S. Government security investigation and must meet eligibility requirements for access to classified information. For more information on Security Clearances, please visit: U.S. Department of State .

Additional Information

Williams International is a Drug Free Workplace where all new team members and contractors are subject to pre‑employment drug testing for the following controlled substances: marijuana, cocaine, PCP, amphetamines, opioids and alcohol as policy dictates.

Williams International is committed to equal employment opportunities for all individuals regardless of race, color, religion, sex, gender identity, sexual orientation, national origin, age, disability, and protected veteran status.

Please view Equal Employment Opportunity Posters provided by OFCCP here .

Equal Opportunity Employer/Protected Veterans/Individuals with Disabilities

This employer is required to notify all applicants of their rights pursuant to federal employment laws.For further information, please review the Know Your Rights notice from the Department of Labor.

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