Microsoft Exchange Engineer

About the role

Senior Microsoft Exchange Engineer – Dallas, Texas (Hybrid). An experienced Senior Microsoft Exchange Engineer is sought to provide expert‑level engineering, administration, and troubleshooting across complex Exchange on‑premises, Exchange Online, and hybrid messaging environments. This role is critical for knowledge transfer, documentation, and operational continuity. The ideal candidate will function as the highest‑tier technical escalation point, lead advanced incident resolution, and ensure a secure, compliant messaging architecture. The position offers a potential path to a full‑time role and an opportunity to shape modernization strategies.

Key Responsibilities

• Design, configure, and maintain Exchange Server 2013/2016/2019 environments.
• Manage Exchange Online configuration, scaling, and service optimization.
• Support and enhance Hybrid Exchange architectures, including OAuth, hybrid mail flow, connectors, and federation.
• Lead migrations from on‑prem Exchange to Exchange Online (M365) and conduct mailbox migrations, PST ingestion, and public folder migrations.
• Collaborate with the current subject matter expert for seamless knowledge transfer and document the existing environment.
• Manage and optimize Exchange Online Protection (EOP), Microsoft Defender for Office 365, and Data Loss Prevention (DLP) policies.
• Develop and maintain advanced PowerShell scripts for automation, reporting, and health monitoring.
• Serve as the Tier 3 escalation point for complex issues related to hybrid mail flow, authentication, and performance.

Required Qualifications

• 7–10+ years of experience administering Exchange on‑premises and Exchange Online at an enterprise scale.
• Deep expertise in Exchange Server 2013/2016/2019, Exchange Online administration, and hybrid configuration (HCW).
• Proficiency in DAG architecture, SMTP routing, and transport rules.
• Expert‑level PowerShell scripting capabilities for creating complex modules and automation.
• Strong troubleshooting skills for mail flow, hybrid authentication, DAG replication, and DNS/certificate issues.
• Familiarity with tools such as Exchange Remote Connectivity Analyzer (RCA), Message Trace, and the Microsoft Service Health Dashboard.
• Knowledge of Azure AD Connect, Conditional Access, and modern authentication flows.
• Strong documentation and communication skills.

Preferred Qualifications

• Microsoft certifications such as MS‑203 (Microsoft 365 Messaging Administrator Associate) or AZ‑104 (Azure Administrator).
• Experience with third‑party migration tools (e.g., Quest, BitTitan).
• Experience with mobile device management (Intune, Workspace ONE) and Teams integration with Exchange Online.

Work Arrangement

This position follows a hybrid schedule, requiring three days onsite and allowing two days remote.

Benefits

• Medical, dental, vision, life, disability, and other insurance plans.
• Employee Stock Purchase Program (ESPP).
• 401(k) program with company match after 12 months of tenure.
• Health Savings Account (HSA) on the HDHP plan.
• SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions.
• Corporate discount savings program and other discounts.
• On‑demand training program, certification prep, and a library of technical and leadership courses/books/seminars after 6 + months tenure.
• Certification discounts and perks for associations such as CompTIA and IIBA.
• Dedicated customer service team for consultants and a certified Career Coach.