Microsoft 365 Engineer

Microsoft 365 & Email/Messaging Engineer

The Senior Microsoft 365 & Email/Messaging Engineer leads Hillenbrand's Exchange Online, Teams and Microsoft 365 collaboration services across a large, global enterprise. The role focuses on standardization, security, cost optimization and resilience. It drives consolidation of acquired and legacy environments into a single Microsoft 365 tenant, directs managed service providers, and owns eDiscovery.

Key Responsibilities

• Lead engineering, architecture and operations for Exchange Online, Teams, and OneDrive, including the small on-premises Exchange footprint.

Own mail flow and messaging

domains, connectors, transport rules, shared and resource mailboxes, permissions, and secure mail relay for applications and devices.

• Lead tenant and domain consolidation toward one tenant, including assessment, migration, coexistence and cutover.

Manage Microsoft 365 licensing

assign, reclaim and consolidate SKUs and add-ons (Teams Phone, Audio Conferencing, Teams Premium, Teams Rooms) and report cost savings.

Administer Teams on the Microsoft side

Direct Routing and Calling Plans, policies, call quality and Teams Rooms, coordinating with the telephony team and carriers.

Own eDiscovery in Microsoft Purview

holds, searches, exports and case management, in partnership with Legal and HR.

Contribute to Defender for Office 365 and DLP

SPF/DKIM/DMARC, anti-phishing and anti-spam policies, policy tuning and incident follow-up with the security team.

• Share ownership of Entra Connect and hybrid identity sync with the data center team.
• Support retention, sensitivity labels, audit logging, guest and external sharing controls, and mailbox and Teams lifecycle management.
• Direct and hold accountable managed service providers for Microsoft 365 and messaging operations.
• Use PowerShell, Microsoft Graph, automation and AI to improve efficiency and produce reporting on licenses, mail flow, Teams usage and call quality.
• Define and report KPIs for mail delivery, Teams quality, license utilization, security posture and project progress.
• Partner with identity, infrastructure, network, security, application and service-desk teams, and with ServiceNow for incident, change and CMDB processes.
• Maintain standards, runbooks and documentation, and participate in a light on-call rotation.

Required Qualifications

• 10+ years of enterprise experience with Exchange (Online and hybrid) and Microsoft 365.

Deep knowledge of mail flow and messaging security

SPF/DKIM/DMARC, connectors, transport rules, Autodiscover and mailbox permissions.

Proven M&A experience

tenant-to-tenant migrations, domain and mail-flow consolidation, and legacy rationalization.

• Hands-on Teams administration, including Direct Routing, Calling Plans and meeting rooms.
• Experience with eDiscovery and compliance tooling (Microsoft Purview or equivalent).
• Strong PowerShell and Microsoft Graph skills, plus working knowledge of Entra ID, Entra Connect and hybrid identity.
• Experience managing managed service providers to defined service levels.
• Strong communication and cross-functional collaboration in a multi-tenant enterprise.

Preferred Qualifications

• Teams Phone and PSTN experience (carriers, SBCs, numbering, emergency calling).
• Microsoft 365 licensing and cost optimization (EA/CSP).
• Defender for Office 365, DLP and conditional access within a Zero Trust approach.
• Tenant migration tools (such as Quest or BitTitan) and ServiceNow.

Technology Stack

Messaging

Exchange Online, on-premises Exchange, shared mailboxes

Collaboration and voice

Teams, Teams Phone (Direct Routing, Calling Plans), Teams Rooms, OneDrive

Identity

Entra ID, Entra Connect, conditional access

Security and compliance

Defender for Office 365, Microsoft Purview (eDiscovery, DLP, retention, labels)

Automation and operations

PowerShell, Microsoft Graph, Azure, Intune, ServiceNow

Who we are

Mold-Masters (www.moldmasters.com) is a leading global supplier of hot runners, controllers, auxiliary injection and co-injection systems. We design, manufacture, distribute, sell and service highly engineered and customized plastic processing equipment that caters to every market. Mold-Masters is a business unit of Hillenbrand.

Hillenbrand (www.hillenbrand.com) is a global industrial company that provides highly engineered, mission-critical processing equipment and solutions to customers in over 100 countries around the world. Our portfolio is composed of leading industrial brands that serve large, attractive end markets, including durable plastics, food, and recycling. Guided by our Purpose — Shape What Matters For Tomorrow™ — we pursue excellence, collaboration, and innovation to consistently shape solutions that best serve our associates, customers, communities, and other stakeholders.

EEO

The policy of Hillenbrand Inc. is to extend opportunities to qualified applicants and employees on an equal basis regardless of an individual's age, race, color, sex, religion, national origin, disability, sexual orientation, gender identity/expression or veteran status. Additionally, Hillenbrand Inc. and our operating companies are committed to being an Equal Employment Opportunity (EEO) Employer and offers opportunities to all job seekers including individuals with disabilities. If you need a reasonable accommodation to assist with your job search or application for employment, email us at recruitingaccommodations@hillenbrand.com . In your email, please include a description of the specific accommodation you are requesting as well as the job title and requisition number of the position for which you are applying. At Hillenbrand, everyone is welcome to apply and "Shape What Matters for Tomorrow".