Senior M365 Messaging Engineer - Hybrid

Genesis
10 is currently seeking a Senior M365 Messaging Engineer - Hybrid for a contract to hire opportunity with a Major Insurance Company located in Minnetonka, MN. This is a 6+ month opportunity. Pay range: $40.00 - $50.00 per hour.

• Design, implement, and maintain a hybrid Exchange architecture (Exchange Online and on-premises), ensuring seamless coexistence and interoperability
• Engineer and optimize mail flow infrastructure, including connectors, transport rules, routing, and third-party integrations
• Lead and support mailbox migration strategies (hybrid, cross-tenant, staged, and cutover), ensuring minimal disruption and high data integrity
• Automate administrative and operational tasks using Power Shell and scripting, improving efficiency and reducing manual intervention
• Serve as a Tier 3/engineering escalation point for complex messaging issues, performing advanced troubleshooting and root-cause analysis
• Monitor and enhance service availability, performance, and reliability, implementing proactive solutions to prevent recurring issues
• Design and enforce security and compliance controls (eDiscovery, retention, DLP, transport security, anti-spoofing, etc.) within the messaging environment
• Integrate and manage email security and delivery platforms such as Mimecast, Send Grid, and Red Sift
• Collaborate with identity, security, and infrastructure teams to support hybrid identity (Entra  / Azure AD) and authentication models impacting Exchange
• Evaluate new Microsoft 365 messaging features and implement improvements that enhance end-user productivity and platform stability

• Bachelor's degree in Information Technology or related field; or equivalent hands-on experience and certifications (e.g., Microsoft 365, Exchange, Azure)
• 4+ years of hands-on experience with Microsoft Exchange (Online and/or on premises)
• Exposure to hybrid Exchange environments and enterprise level messaging systems preferred
• Strong knowledge of Exchange Online and on-prem Exchange administration and architecture
• Experience with Hybrid Configuration Wizard (HCW) and hybrid coexistence scenarios
• Advanced understanding of mail flow (connectors, transport rules, routing, message hygiene)
• Proficiency in Power Shell scripting and automation for Exchange and M365
• Experience with mailbox migrations (hybrid, cross-tenant, staged, and cutover)
• Knowledge of SMTP, DNS, and email authentication protocols (SPF, DKIM, DMARC)
• Familiarity with Exchange Admin Center (EAC) and Microsoft 365 admin portals
• Experience integrating third-party mail hygiene and delivery solutions (Mimecast, Send Grid, Red Sift)
• Understanding of identity and authentication (Entra  / Azure AD, AD Connect, modern authentication)
• Exposure to security and compliance features within Microsoft 365 (retention, eDiscovery, DLP)
• Strong analytical and troubleshooting skills with a focus on engineering solutions over temporary fixes
• Ability to manage multiple projects and initiatives in a hybrid enterprise environment

If you have the described qualifications and are interested in this exciting opportunity, please apply.

EEO Statement
:
Genesis
10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.