ProSearch is seeking a Senior Security Administrator to play a critical, hands‑on role in securing our global hybrid infrastructure and protecting the sensitive data that powers our legal operations, eDiscovery workflows, and litigation support services. This senior technical position blends cybersecurity engineering, incident response leadership, and operational excellence across our U.S., Ireland, and India environments.

What You’ll Do

• Secure and maintain ProSearch’s Azure, on‑premises, and containerized environments, including Azure Entra ID, Microsoft Sentinel, Docker, and Kubernetes.

• Operate and enhance vulnerability management, endpoint protection, and SIEM solutions, including ManageEngine, Palo Alto firewalls, and Cortex XDR.

• Monitor and secure VPN, VLAN segmentation, NAC, and firewall configurations to support high‑volume, sensitive data workflows.

• Administer security controls across VMware ESXi, Active Directory, Microsoft...