Microsoft 365 Platform Owner / Lead Administrator

Kimley-Horn • Orange, CA

2d • Onsite

About The Position

Kimley-Horn is looking for a Microsoft 365 Platform Owner / Lead Administrator to join our Orange, California (CA) office! This is not a remote position.
A senior technical strategist responsible for aligning Microsoft’s evolving platform and AI capabilities with business outcomes.

Requirements

• Minimum of 7 years of experience in Information Technology
• Minimum of 5 years as a hands-on administrator of Microsoft solutions, including Outlook, Office suite, Teams, SharePoint, and OneDrive, with at least 3 years in an environment with 500+ end users
• Minimum of 3 years of experience with Microsoft Active Directory or Entra
• Ability to understand basic Windows Active Directory; user accounts and security groups
• Strong communication, written, and customer service skills
• High aptitude and willingness to learn new technologies
• A self-starter that can work with minimal supervision; highly organized
• Qualified candidates should have a passion for technology, a business mindset, a customer service-oriented attitude, strong communication skills, and a willingness to work with others. The successful candidate will be able to prioritize, troubleshoot/resolve problems and follow-through with internal clients.

Nice To Haves

• Experience in enterprise environments (500+ users preferred)
• PowerShell automation experience at scale
• Familiarity with Microsoft Purview, Defender for Office 365, Power Platform, and Microsoft Graph
• Microsoft certifications (M365, Identity) preferred

Responsibilities

• Serve as the strategic owner of the Microsoft 365 platform, aligning Microsoft’s roadmap with business priorities
• Define and maintain governance standards for Teams, SharePoint, OneDrive, and Exchange Online
• Evaluate new Microsoft features and lead enterprise readiness, risk assessment, and rollout planning
• Partner with Security and Compliance teams to implement retention policies, sensitivity labeling, and audit capabilities
• Ensure M365 services align with regulatory, contractual, and organizational security requirements
• Lead adoption strategies for new productivity capabilities, including Microsoft Teams, Outlook and Copilot
• Use analytics and reporting to monitor usage, adoption, and value realization

Benefits

• Exceptional Retirement Plan: 2-to1- company match on up to 4% of eligible compensation (salary + bonus) and additional profit-sharing contribution.
• Comprehensive Health Coverage: Low-cost medical, dental, and vision insurance options.
• Time Off: Personal leave, flexible scheduling, floating holidays, and half-day Fridays.
• Financial Wellness: Student loan matching in our 401(k), and performance-based bonuses.
• Professional Development: Tuition reimbursement and extensive internal training programs.
• Family-Friendly Benefits: New Parent Leave, family building benefits, and childcare resources.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed
• Number of Employees: 1-10 employees