IT Systems Administrator

Location: Pineville, Louisiana, United States. Workplace: On-site

Company

Crest Operations manages a diverse hybrid IT environment supporting stable, secure, and continuously improving business operations.

What you will do

• Administer Windows Server, Active Directory, Group Policy, Microsoft 365, Microsoft Entra, VMware, Azure IaaS, and on-premises infrastructure.
• Manage identity, access, conditional-access policies, permissions, Okta integrations, endpoints, compliance policies, applications, and software deployments.
• Execute upgrades, patching, migrations, backups, recovery testing, and system retirements.
• Monitor system health, investigate alerts, resolve root causes, and identify security, reliability, licensing, and capacity risks.
• Use PowerShell, APIs, and automation to improve reliability and reduce manual work.
• Maintain system configurations, network records, procedures, compliance documentation, tickets, changes, and service commitments according to ITIL practices.

Requirements

• 3–7 years of systems-administration experience in a Windows enterprise environment.
• Strong knowledge of Windows Server, Active Directory, Group Policy, Microsoft 365, and Microsoft Entra.
• Experience with VMware or Azure-based virtual infrastructure and endpoint management through Intune or Workspace ONE.
• Working knowledge of identity security, access controls, backup, recovery, and monitoring.
• PowerShell scripting or comparable automation experience, with the ability to diagnose complex issues and make independent technical decisions.
• Strong documentation practices and attention to configuration accuracy.

Nice to have

• Okta administration, SaaS provisioning, API-based integrations, and SaaS connectors.
• Experience with Exchange Online, SharePoint Online, Teams, Power BI, Power Automate, Veeam, PRTG, SolarWinds, ServiceNow, or Zendesk.
• Infrastructure migrations, modernization, or cloud-transition projects.
• ITIL v4 Foundation or Microsoft, Azure, VMware, Okta, Network+, or Security+ certifications.

Culture & Benefits

• Meaningful ownership of a diverse technical environment.
• Hands-on, technically demanding, and highly visible infrastructure work.
• Opportunities for progression into senior systems administration, cloud engineering, infrastructure architecture, or IT operations leadership.