Microsoft 365 Collaboration Services System Administrator

At a glance Primary Location: Midland (MI, USA), Michigan, United States of America At Dow, we believe in putting people first and we’re passionate about delivering integrity, respect and safety to our customers, our employees and the planet. Our team reflects the communities we live in and the world where we do business. Their diversity is our strength. We’re a community of relentless problem solvers that offers the daily opportunity to contribute with your perspective, transform industries and shape the future. Our purpose is simple – to deliver a sustainable future for the world through science and collaboration. About this role Dow has an exciting and rewarding opportunity for a Microsoft 365 Collaboration Services System Administrator located in Midland, MI or Houston, TX . In this role, you will serve as a key member of the ITS&S Collaboration Services team, providing Level 3–4 system administration across Dow's full Microsoft 365 platform — including Exchange Online, on‑premises Exchange Server SE, SharePoint Online, OneDrive for Business, Microsoft Teams, and Microsoft Office 365 applications. Dow's M365 environment supports users globally and is mission‑critical to virtually every Dow business function. You will provide solution consultation and engineering, drive security and compliance initiatives, support enterprise‑scale, and serve as a trusted technical advisor ensuring Dow's collaboration ecosystem is secure, compliant, and continuously improving. Responsibilities Provide Level 3–4 system administration, solution consultation, and engineering for Microsoft Exchange Online and on‑premises Exchange Server SE infrastructure, including hybrid configuration management, SMTP relay governance for business‑critical systems, mail flow architecture (connectors, transport rules, DNS/SPF/DKIM/DMARC), and mailbox lifecycle management. Administer SharePoint Online and OneDrive for Business, including site provisioning and governance, permission and access management, external sharing policies, Information Steward responsibilities, storage management, site modernization, file‑share to SharePoint migrations, and monitoring of high‑risk admin changes across all management interfaces. Administer Microsoft Teams, including tenant policy, Teams governance (ownership lifecycle, archival processes), compliance, and app ecosystem governance (approval gates, permission policies, audits). Perform security patching, update management, and security hardening across servers and the M365 tenant; manage Entra ID role assignments (PIM/JIT), RBAC for applications, and conduct periodic admin access reviews across Exchange, SharePoint, and Teams admin roles to ensure least‑privilege compliance. Support Microsoft Purview compliance functions across the M365 ecosystem, including eDiscovery and legal holds, Data Loss Prevention (DLP), retention labels and policies, audit log management, and data privacy requests (GDPR/SOX) spanning Exchange, SharePoint, Teams, and OneDrive content. Develop and maintain PowerShell scripts and automation for administrative tasks, reporting, health monitoring, bulk operations, and governance signals (e.g., owner attestation, guest recertification, OneDrive sync monitoring) across all M365 workloads. Actively monitor Microsoft Message Center posts, roadmap changes, and new feature releases; evaluate and prepare for rollouts; coordinate change communications with affected stakeholders; and drive feature enablement in partnership with Microsoft and internal teams (Security, Records Management, Data Privacy, Computer Services). Support strategic enterprise projects including migrations, Exchange infrastructure upgrades, licensing support, Microsoft feature deprecation, and cross‑workload lifecycle alignment (Teams SharePoint Exchange) for retention and eDiscovery. Required Qualifications A minimum of a bachelor’s degree or relevant military experience at or above a U.S. E5 ranking or Canadian Petty Officer 2nd Class or Sergeant or 5 years of experience in lieu of a bachelor’s degree. Minimum of 2 years of relevant experience administering Microsoft365 services, with hands‑on expertise in at least two of the following: Exchange Online/Server, SharePoint Online, Microsoft Teams, or OneDrive for Business. 5+ years preferred. Demonstrated proficiency in PowerShell scripting for M365 administration, including automation, bulk operations, reporting, and troubleshooting across Exchange, SharePoint, and Teams. Hands‑on experience with Microsoft Entra ID (AzureAD) identity management, including role‑based access control (RBAC), Privileged Identity Management (PIM), and conditional access policies. Schedule: Work overtime, weekends, and holidays as needed. This role participates in an on‑call rotation for M365 incident response and supports scheduled maintenance windows for server patching and tenant‑wide changes. A minimum requirement for this U.S. based position is the ability to work legally in the United States. No visa sponsorship/support is available for this position, including for any type of U.S. permanent residency (green card) process. Preferred Qualifications Experience in contract lifecycle management (CLM), including drafting, negotiating, and redlining. Experience with Microsoft Purview compliance tools (eDiscovery, DLP, retention policies, legal holds, audit), multi‑geo M365 configurations, email security gateways (e.g., Cisco IronPort), and ServiceNow ITSM for incident and change management. Microsoft certifications such as Microsoft365 Certified: Administrator Expert (MS-102), Messaging Administrator Associate (MS-203), Teams Administrator Associate (MS-700), or SharePoint Administrator (MS-721). Skills PowerShell & Automation : Advanced PowerShell scripting for Exchange, SharePoint, Teams, and OneDrive administration, including Graph API, SPO Management Shell, Teams PowerShell, and Exchange Online PowerShell modules for automation, reporting, and governance. Microsoft365 Platform Expertise : Comprehensive understanding of the M365 ecosystem — Exchange Online, SharePoint Online, OneDrive, Teams, Office Apps — and how these services integrate and depend on each other for mail flow, collaboration, compliance, and retention. Security & Compliance : Deep understanding of M365 security practices including EntraID role management (PIM/JIT), SharePoint admin change monitoring, Microsoft Purview (eDiscovery, DLP, retention, audit), data classification, and regulatory compliance (GDPR, SOX). Communication : Strong written and verbal communication skills; ability to collaborate across IT, Legal, Finance, HR, Operations, Security, Records Management, and external vendors (Microsoft); adept at adapting communication for technical and non‑technical audiences, including leadership briefings and end‑user guidance. Troubleshooting & Problem Solving : Expert‑level ability to diagnose and resolve complex issues across Exchange mail flow, SharePoint site/permissions, Teams policies, OneDrive sync, and hybrid configurations under pressure with minimal supervision. Governance & Information Architecture : Strong knowledge of SharePoint site governance (site lifecycle, permission models, external sharing, versioning, retention), Teams governance (ownership, archival, naming conventions), OneDrive policies, and file storage strategy across platforms. Continuous Learning & Agility : Self‑starter who stays current with Microsoft roadmap changes, Message Center announcements, and evolving security threats; proactively evaluates new features and capabilities and drives adoption across the organization. Incident Management & ITSM : Experience with ITIL‑based incident management, ServiceNow (or equivalent) ticketing systems, SLA management, change management processes (CAB, release calendars), and on‑call escalation protocols for P1 incidents. Additional notes This position does not offer relocation assistance. Benefits – What Dow offers you Equitable and market‑competitive base pay and bonus opportunity across our global markets, along with locally relevant incentives. Benefits and programs to support your physical, mental, financial, and social well‑being, to help you get the care you need…when you need it. Competitive retirement program that may include company‑provided benefits, savings opportunities, financial planning, and educational resources to help you achieve your long‑term financial goals. Employee stock purchase programs (availability varies depending on location). Student Debt Retirement Savings Match Program (U.S. only). Robust medical and life insurance packages that offer a variety of coverage options to meet your individual needs. Travel insurance is also available in certain countries/locations. Opportunities to learn and grow through training and mentoring, work experiences, community involvement and team building. Workplace culture empowering role‑based flexibility to maximize personal productivity and balance personal needs. Competitive yearly vacation allowance. Paid time off for new parents (birthing and non‑birthing, including adoptive and foster parents). Paid time off to care for family members who are sick or injured. Paid time off to support volunteering and Employee Resource Group participation. Well‑being Portal for all Dow employees, our one‑stop shop to promote wellbeing, empowering employees to take ownership of their entire wellbeing journey. On‑site fitness facilities to help stay healthy and active (availability varies depending on location). Employee discounts for online shopping, cinema tickets, gym memberships, and more. Transportation allowance (availability varies depending on location). Meal vouchers or subsidiaries (availability varies depending on location). Carbon‑neutral transportation incentives e.g., bike to work (availability varies depending on location). About Dow – Equal Employment Opportunity Dow is an Equal Employment Opportunity employer and is committed to providing opportunities without regard for race, color, religion, sex, including pregnancy, sexual orientation, or gender identity, national origin, age, disability and genetic information, including family medical history. We are also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation due to a disability, you may call us at 1‑833‑My Dow HR View phone number on click.appcast.io) and select option 8. #J-18808-Ljbffr