Senior Systems Administrator — Cloud & Security Lead

Industrial-Service-Solutions,-LL; Camp Hill (Cumberland County); On-site; USD 90,000 - 130,000; Full time

Job summary

Industrial Service Solutions in Camp Hill, PA is seeking a Senior Systems Administrator to secure, maintain, and improve a distributed Microsoft infrastructure spanning on‑premises, Azure, and Microsoft 365. This role requires hands‑on troubleshooting, project leadership, and disciplined change management to protect data and ensure business continuity.

You will administer Windows Server, Active Directory/Entra ID, Microsoft 365, Azure resources, and endpoint security while implementing security

Qualifications

• At least five years of progressively responsible systems administration experience.
• Strong hands-on experience with Windows Server, Active Directory, Group Policy, DNS, DHCP, and permissions.
• Practical security administration experience with identity protection and vulnerability remediation.
• Experience administering Microsoft 365, Entra ID, and hybrid Microsoft environments.
• Experience with virtualization, backup and recovery, file services, and network troubleshooting.
• Working experience with Azure infrastructure and endpoint management through Intune or comparable tools.
• Ability to write, troubleshoot, and safely maintain PowerShell scripts.
• Strong documentation, communication, and problem-solving skills; able to work independently.

Responsibilities

• Apply and maintain security baselines, system hardening, MFA, and Conditional Access.
• Administer AD/Entra ID, including GPO, replication, and access lifecycle management.
• Review access and perform periodic access reviews; coordinate with IT Manager and security providers.
• Investigate security alerts, support incident containment and recovery, and plan remediation.
• Maintain endpoint protection, encryption, and secure remote access; support data protection and audits.
• Manage Windows Server, DNS, DHCP, file services, and certificate services.
• Manage Hyper-V hosts, VMs, Remote Desktop Services, and FSLogix profiles.
• Administer Microsoft 365 services and Azure resources; manage Purview retention and eDiscovery around procedures.
• Lead infrastructure upgrades, migrations, and integrations; create PowerShell automation with logging.

Skills

Windows Server

Active Directory

Group Policy

DNS

DHCP

PowerShell

Azure

Intune

Microsoft 365

Remote Desktop Services

Tools

Hyper-V

FSLogix

Entra ID

Microsoft Purview

Intune

Job description

Industrial Service Solutions in Camp Hill, PA is seeking a Senior Systems Administrator to secure, maintain, and improve a distributed Microsoft infrastructure spanning on‑premises, Azure, and Microsoft 365. This role requires hands‑on troubleshooting, project leadership, and disciplined change management to protect data and ensure business continuity.

You will administer Windows Server, Active Directory/Entra ID, Microsoft 365, Azure resources, and endpoint security while implementing security