Microsoft 365 Engineer with Security Clearance

Caelum Research Corporation; Carlisle (Cumberland County); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Competitive salary

Bonus opportunities

Medical, dental, and vision coverage

401(k) with company match

Generous paid time off

Professional development reimbursement

Flexible work arrangements

Collaborative and innovative work env

Job summary

Caelum Research Corporation is seeking a seasoned Microsoft 365 Engineer to design, implement, and optimize enterprise M365 solutions at USAWC, Carlisle Barracks. The role covers Exchange Online, Teams, SharePoint Online, OneDrive, Entra ID, Intune, Defender, and Purview, with emphasis on security, governance, and automation.

The candidate will manage tenant configuration, licensing, and compliance controls, while mentoring junior admins and coordinating with Microsoft Support to resolve complex

Qualifications

• Bachelor's degree or equivalent experience in IT/CS.
• 5+ years of Microsoft 365 administration and engineering experience.
• CompTIA Security+ certification.
• Proficiency with Exchange Online, Teams, SharePoint Online, and Entra ID.
• Experience with hybrid identity and Active Directory.
• Strong troubleshooting, analytics, and communication skills.
• Automation experience with PowerShell scripting.

Responsibilities

• Administer and support Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive.
• Design and implement M365 solutions to improve collaboration, communication, and productivity.
• Manage tenant configuration, licensing, security policies, and compliance controls.
• Configure identity and access management: SSO, MFA, Conditional Access, Identity Governance.
• Perform M365 migrations, upgrades, and integrations.
• Develop automation using PowerShell, Graph API, and Power Automate.
• Monitor platform performance, availability, and security posture.
• Troubleshoot complex M365 service issues and coordinate with Microsoft Support.
• Create documentation and architecture diagrams; provide Tier 3 escalation and mentorship.

Skills

Excellent communication

Stakeholder management

Troubleshooting

Analytical skills

Mentoring juniors

Education

Bachelor's degree in IT/CS or related field

Equivalent experience

Tools

Exchange Online

Microsoft Teams

SharePoint Online

OneDrive for Business

Azure Active Directory / Entra ID

Intune

Defender

Purview

PowerShell scripting

Microsoft Graph API

Power Automate

Job description

Job Title

Microsoft 365 Engineer

Location

U.S. Army War College (USAWC), Carlisle Barrack, PA

Employment Type

Full-Time

Position Summary

We are seeking an experienced Microsoft 365 Engineer to design, implement, support, and optimize enterprise Microsoft 365 solutions. The ideal candidate will possess deep technical expertise across the Microsoft 365 ecosystem, including Exchange Online, SharePoint Online, Teams, OneDrive, Entra ID (Azure AD), Intune, and Microsoft Purview. This role will be responsible for maintaining a secure, scalable, and highly available collaboration environment while driving automation, governance, and end-user productivity initiatives.

Key Responsibilities

• Administer and support Microsoft 365 services including:
• Exchange Online
• Microsoft Teams
• SharePoint Online
• OneDrive for Business
• Microsoft Entra ID (Azure AD)
• Microsoft Intune
• Microsoft Defender
• Microsoft Purview
• Design and implement M365 solutions to improve collaboration, communication, and productivity.
• Manage tenant configuration, licensing, security policies, and compliance controls.
• Configure and maintain identity and access management solutions, including:
• Single Sign-On (SSO)
• Multi-Factor Authentication (MFA)
• Conditional Access Policies
• Identity Governance
• Perform M365 migrations, upgrades, and integrations.
• Develop automation solutions using:
• PowerShell
• Microsoft Graph API
• Power Automate
• Monitor platform performance, availability, and security posture.
• Troubleshoot complex M365 service issues and coordinate with Microsoft Support when necessary.
• Implement data protection, retention, governance, and compliance policies.
• Support endpoint management through Microsoft Intune and Autopilot.
• Collaborate with cybersecurity teams to strengthen M365 security controls.
• Create and maintain technical documentation, operating procedures, and architecture diagrams.
• Provide Tier 3 escalation support and mentor junior administrators.

Required Qualifications

• Bachelor's degree in Information Technology, Computer Science, or related field (or equivalent experience).
• 5+ years of Microsoft 365 administration and engineering experience.
• CompTIA Security+ certification
• Strong experience with:
• Exchange Online
• Microsoft Teams
• SharePoint Online
• Entra ID (Azure AD)
• Intune
• Experience managing enterprise-scale M365 environments.
• Proficiency with PowerShell scripting and automation.
• Knowledge of Microsoft security and compliance solutions.
• Experience with hybrid identity environments and Active Directory.
• Strong troubleshooting, analytical, and problem-solving skills.
• Excellent communication and stakeholder management abilities.

Preferred Qualifications

• Experience with:
• Microsoft Purview
• Microsoft Defender Suite
• Power Platform
• Azure Infrastructure Services
• Zero Trust Architecture
• Certification:
• Microsoft 365 Certified: Administrator Expert
• Microsoft Certified: Identity and Access Administrator Associate
• Microsoft Certified Security Administrator Associate
• or
• Microsoft Certified Endpoint Administrator Associate Technical Skills Microsoft 365
• Exchange Online
• Microsoft Teams
• SharePoint Online
• OneDrive for Business
• Microsoft Viva Identity & Security
• Microsoft Entra ID
• Conditional Access
• MFA
• Privileged Identity Management (PIM)
• Identity Governance Endpoint Management
• Microsoft Intune
• Windows Autopilot
• Mobile Device Management (MDM)
• Mobile Application Management (MAM) Automation
• PowerShell
• Microsoft Graph API
• Power Automate Compliance & Governance
• Microsoft Purview
• Data Loss Prevention (DLP)
• Retention Policies
• eDiscovery
• Information Protection

What We Offer

• Competitive salary and bonus opportunities
• Comprehensive medical, dental, and vision coverage
• 401(k) with company match
• Generous paid time off
• Professional development and certification reimbursement
• Flexible work arrangements
• Collaborative and innovative work environment