Messaging Engineer – Microsoft o365 Exchange

Halo Group

Lincolnshire, IL, us on site Until 8/21/2026 First posted March 23, 2025 Last posted March 23, 2025

Job description

Microsoft O365 Exchange messaging engineer to support large divestiture moving 20,000+ mailboxes from Office 365 Dedicated (BPOS-D) to multi-tenant. This role works focuses on integrating 3rd party SMTP edge products with Exchange Online Protection (EOP). The ideal candidate is thoroughly knowledgeable in email RFC's, mail protocols, and systems integration. PowerShell scripting experience is desired.

Qualifications:
• Well-grounded in mail routing concepts and complex mail routing schemas.
• Hands-on experience with edge services such as Office 365 Dedicated, Multi-Tenant, OME, Domino, Mailgate, Symantec (SEMS/PGP)
• Expert level PowerShell scripting capabilities
• Experience using Excel pivot tables, filters and lookups to analyze data

Experience:
• 10+ years Core SMTP/Edge Transport technologies
• 5+ years Office 365 Exchange Online
• 3+ years PowerShell scripting.

All your information will be kept confidential according to EEO guidelines.

About this role

Summary

Support large mail system migration, integrate SMTP products, and automate tasks with PowerShell.

Job title

Messaging Engineer – Microsoft o365 Exchange

Experience level

10+ years

Industry

software

Location requirements

on-site in Lincolnshire, IL, no remote work

Salary

Not specified

Management role

Skills & keywords

Required skills

mail protocolssystems integrationPowerShell scriptingOffice 365 Exchange OnlineSMTP

Preferred skills

Excel pivot tablesmail routing schemasedge services

Specializations

email protocolssystems integrationPowerShell scriptingmail routingExchange Online

Locations

Structured locations inferred from the posting.

Lincolnshire, IL, USA

On-site City