Senior Endpoint Security Engineer - SentinelOne Migration

Holistic Partners, Inc; Media (Delaware County); On-site; USD 120,000 - 180,000; Full time

Job summary

Holistic Partners, Inc. is seeking an experienced Endpoint Security Engineer to lead a large-scale migration from Trellix to SentinelOne across 20,000 endpoints. The role involves hands-on engineering, scripting, and automation to ensure a smooth rollout.

You will design migration strategy, build automation, validate functionality, and support deployment through stabilization, including pilot deployments and phased enterprise-wide rollout.

Qualifications

• 8+ years in Endpoint Engineering, Security or related fields.
• Experience migrating enterprise endpoints at scale.
• Hands-on with Trellix ENS/ePO and SentinelOne.
• Scripting for deployment, validation, and rollback.

Responsibilities

• Assess Trellix environment and plan migration to SentinelOne.
• Configure SentinelOne policies, sites/groups, exclusions.
• Develop PowerShell/Bash automation for installs, uninstalls, validation.
• Package deployment via MECM/SCCM, Intune, Ivanti.
• Create test environments and automated validations for removal and install.
• Support pilot deployments and enterprise rollout with monitoring.
• Serve as senior escalation resource during deployment and hypercare.
• Participate in planning, design reviews, and knowledge transfer.

Skills

SentinelOne

Trellix / McAfee ePO

ENS

PowerShell

SCCM / MECM

Ivanti

Windows Endpoint Engineering

Enterprise Software Deployment

Endpoint Security Migration

Tools

SCCM / MECM

Microsoft Intune

Ivanti

Job description

Holistic Partners, Inc. is seeking an experienced Endpoint Security Engineer to lead a large-scale migration from Trellix to SentinelOne across 20,000 endpoints. The role involves hands-on engineering, scripting, and automation to ensure a smooth rollout.

You will design migration strategy, build automation, validate functionality, and support deployment through stabilization, including pilot deployments and phased enterprise-wide rollout.