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Senior Microsoft 365 Administrator
Job in
Irvine, Orange County, California, 92713, USA
Listed on 2026-06-05
Listing for:
Montrose Environmental Group
Full Time
position Listed on 2026-06-05
Job specializations:
-
IT/Tech
IT Support, Cloud Computing
Job Description & How to Apply Below
USA-CA-Irvine-Park Plazatime type:
Full time posted on:
Posted Todayjob requisition :
R8198
At Onterris, we build careers grounded in purpose, responsibility and real-world impact.“For Planet and Progress” is our north star that guides everything we do. We believe environmental responsibility and human progress are interconnected, interwoven and international. Our scientists, engineers, field teams, consultants and professionals collaborate across disciplines and geographies, guiding industries and governments, ensuring that communities and environments thrive.
When you join us, you’re not just forging a career, you’re joining a movement. A movement for better thinking, smarter solutions and lasting impact.
Together, we will advance our way of life and protect the integrity of our environment every step of the way.
At Onterris, we build careers grounded in purpose, responsibility and real-world impact.“For Planet and Progress” is our north star that guides everything we do. We believe environmental responsibility and human progress are interconnected, interwoven and international. Our scientists, engineers, field teams, consultants and professionals collaborate across disciplines and geographies, guiding industries and governments, ensuring that communities and environments thrive.
When you join us, you’re not just forging a career, you’re joining a movement. A movement for better thinking, smarter solutions and lasting impact.
Together, we will advance our way of life and protect the integrity of our environment every step of the way.
** A Day in the Life
** The
** Senior*
* ** Microsoft 365 Administrator
** will play a pivotal role in elevating productivity, collaboration, and operational efficiency by working closely with cross-functional teams to create user-friendly solutions that are scalable and align with business/organization evolving needs. The position is at the forefront of designing, customizing, and implementing dynamic solutions across SharePoint, Microsoft Teams, One Drive, Power Apps, Power Automate, Yammer, and other integral Microsoft 365 components.
The compensation range for this role is $130,000 - $160,000 USD commensurate with experience, skills, and geographic location. Ideally, this position is located in Orange County with a hybrid schedule in our Irvine, CA office.
To thrive in this role, you’ll be comfortable taking ownership of the following responsibilities:
* Collaborate with various IT teams to author and maintain technical documentation for the Microsoft 365 environment, including standard operating procedures (SOPs), knowledge base articles, and troubleshooting guides.
* Manage user identities and credentials, including setting up and administering user accounts, groups, and permissions within the Office 365 environment.
* Configure and maintain mailboxes, including email forwarding, shared mailboxes, and email security settings to ensure secure and efficient email communication.
* Administer SharePoint Online, including site creation, configuration, and management, to facilitate collaboration and document management across the organization.
* Oversee the deployment and management of Microsoft Teams, including team creation, policy configuration, and integration with other Office 365 services to enhance internal communication and collaboration.
* Monitor and troubleshoot Office 365 services and connectivity issues, using tools like the Microsoft 365 admin center and Power Shell scripts to ensure optimal performance and user satisfaction.
* Manage the Office 365 deployment, including software updates, version control, and user installation options to ensure that users have access to the latest productivity tools.
* Implement and manage Office 365 compliance features, including data loss prevention (DLP), eDiscovery, and retention policies to ensure compliance with legal and regulatory standards.
* Coordinate with external vendors and service providers for the integration of third-party services and applications with the Office 365 environment, ensuring seamless interoperability and…
Position Requirements
10+ Years
work experience
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