Hybrid IT Systems Administrator: Reliability & Security

Crest Operations, LLC; Pineville (LA); Hybrid; USD 85,000 - 110,000; Full time

Job summary

Crest Operations, LLC in Pineville, LA, seeks an IT Systems Administrator to own reliability, security, and continuous improvement of a hybrid IT environment. You will administer core infrastructure, automate repetitive work, and maintain documentation and controls required for stable operations.

The role fits a systems expert who works independently, moves quickly, and makes decisions with logic, evidence, and defined standards.

Qualifications

• 3-7 years of systems-administration experience in Windows enterprise environments.
• Strong knowledge of Windows Server, Active Directory, Group Policy, Microsoft 365 and Entra.
• Experience with VMware or Azure-based virtual infrastructure; managing endpoints via Intune or Workspace ONE.
• Knowledge of identity security, access controls, backup, recovery, and monitoring; PowerShell scripting or automation.

Responsibilities

• Administer Windows Server, Active Directory, Group Policy, Microsoft 365, and Entra.
• Maintain hybrid infrastructure across VMware, Azure IaaS, and on-premises environments.
• Manage identity, access, conditional-access policies, permissions, and Okta integrations.
• Configure endpoints, compliance policies, applications, and software deployments using Intune and Workspace ONE.
• Execute upgrades, patching, migrations, backups, recovery testing, and system retirements.
• Monitor system health, investigate alerts, and resolve root causes.
• Use PowerShell, APIs, and automation to improve reliability and reduce manual work.
• Maintain accurate system configurations, network records, procedures, and compliance documentation.
• Support infrastructure modernization, lifecycle planning, and platform optimization.
• Manage tickets, changes, and service commitments in ITIL fashion.

Skills

Windows system administration

Independent problem solving

Documentation practices

ITIL awareness

Education

ITIL v4 Foundation certification

Microsoft Azure certifications

Tools

VMware

Azure IaaS

Intune

Workspace ONE

Okta

PowerShell

Veeam

PRTG

SolarWinds

ServiceNow

Zendesk

Job description

Crest Operations, LLC in Pineville, LA, seeks an IT Systems Administrator to own reliability, security, and continuous improvement of a hybrid IT environment. You will administer core infrastructure, automate repetitive work, and maintain documentation and controls required for stable operations.

The role fits a systems expert who works independently, moves quickly, and makes decisions with logic, evidence, and defined standards.