Senior Microsoft 365 Security Engineer — Remote

NATIONMIND LLC; United States; Hybrid; USD 120,000 - 170,000; Full time

Job summary

NationMind LLC is hiring a Senior Microsoft 365/Security Engineer to design, implement, and optimize enterprise security across Microsoft and Check Point platforms. The role requires strong technical and consulting skills with customer-facing responsibilities and security transformation leadership.

The selected candidate will work across Microsoft Defender XDR, Sentinel, Purview, Entra ID, and Check Point ecosystems in a hybrid Houston/Remote setup, contributing to governance, compliance, and

Qualifications

• 5–10+ years in Cyber Security.
• 3+ years implementing Microsoft Security solutions.
• Experience with enterprise SOC environments.
• Experience with Microsoft 365 migrations and security.
• Experience implementing Microsoft Sentinel SIEM.
• Experience implementing Microsoft Purview compliance solutions.
• Experience managing Check Point firewalls.
• Experience with cloud security (Azure).

Responsibilities

• Design, implement, manage, and optimize enterprise security solutions across Microsoft and Check Point technologies.
• Lead security transformation initiatives for enterprise clients.
• Provide consulting and customer-facing security guidance.
• Support ISO/CSF/CIS Controls and Zero Trust initiatives.

Skills

Cyber Security

Microsoft Security

SOC operations

Cloud security

Security assessments

PowerShell

Kusto Query Language

Microsoft Graph API

REST API

JSON

SIEM

SOAR

XDR

DLP

CASB

IAM

PKI

Identity Protection

Conditional Access

Vulnerability Management

Tools

PowerShell

Kusto Query Language

Microsoft Graph API

REST API

JSON

Job description

NationMind LLC is hiring a Senior Microsoft 365/Security Engineer to design, implement, and optimize enterprise security across Microsoft and Check Point platforms. The role requires strong technical and consulting skills with customer-facing responsibilities and security transformation leadership.

The selected candidate will work across Microsoft Defender XDR, Sentinel, Purview, Entra ID, and Check Point ecosystems in a hybrid Houston/Remote setup, contributing to governance, compliance, and