Sr Systems Administrator

This role is tasked with the support and maintenance of the Office 365 environment configuration, emphasizing SharePoint and OneDrive. The position requires collaboration across cross-functional IT teams to provide comprehensive global support for the Resideo corporate Microsoft Office 365 tenant. Success in this role demands self-motivation, advanced critical thinking, and proactive problem-solving abilities aimed at optimizing end-user experiences. By working directly with network, security, and IT Service Management teams, the systems administrator addresses evolving business requirements while minimizing cost and operational impact.

JOB DUTIES:

Proficiency in all aspects Office 365, Active Directory, SharePoint, OneDrive, Teams, Exchange, Copilot and Azure

Deep administrative knowledge of Exchange Online and on-premises troubleshooting, maintenance and server and client support

Improving services and features on Office 365.

Experience with Office 365 migration, troubleshooting, system design, and service delivery

Capability in installing, upgrading, configuring, testing, maintaining, and supporting software within production environments

Support the development of forward-looking strategies for Office 365 products and services

Collaborate with business units to assess and drive adoption of new capabilities associated with Office 365 and related tools, services, and systems

Document ongoing operations and ensure business continuity, including system topology, operating instructions, and disaster recovery protocols

Manage Office 365 infrastructure parameters and policies.

Monitor Office 365 service health and respond to third-level service requests.

Collaborate with stakeholders to capture, define, and document business requirements.

Track and escalate incidents with Microsoft technical support.

Ability to write PowerShell coding for automation.

YOU MUST HAVE:

At least five years’ experience with Office 365 on enterprise environments.

Strong analytical and troubleshooting skills across enterprise platforms.

Outstanding interpersonal skills and the ability to collaborate effectively with engineers and managers at all levels.

Fluent English Proficiency.

WE VALUE:

Encourages continuous improvement and innovation by promoting diverse perspectives

Manufacturing experience

Develops robust relationships with IT staff, business units, and external vendors

Provides leadership in strategic architectural initiatives and projects

WHAT'S IN FOR YOU:

Benefits that go beyond Mexican labor law, ensuring your well-being and peace of mind.

A collaborative and inclusive work environment where your contributions are valued.

Opportunities for continuous professional growth and skill development through training, mentoring, and challenging projects.

Access to cutting-edge tools, resources, and a supportive team to help you excel.

The chance to work with a global, innovative company shaping the future in its industry.

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Resideo Technologies has announced its intention to spin off ADI Global Distribution and establish it as a separate, publicly traded company. Under this plan, ADI will continue its role as a leading global wholesale distributor serving commercial and residential markets, while Resideo will retain its manufacturing and product-solutions business. Upon separation, both companies will operate independently to better serve their respective markets and customers. The spin-off is currently targeted for completion in the second half of 2026, subject to customary conditions.

Resideo is a $6.76 billion global manufacturer, developer, and distributor of technology-driven sensing and control solutions that help homeowners and businesses stay connected and in control of their comfort, security, energy use, and smart living. We focus on the professional channel, serving over 100,000 contractors, installers, dealers, and integrators across the HVAC, security, fire, electrical, and home comfort markets. Our products are found in more than 150 million residential and commercial spaces worldwide, with tens of millions of new devices sold annually. Trusted brands like Honeywell Home, First Alert, and Resideo power connected living for over 12.8 million customers through our Products & Solutions segment. Our ADI | Snap One segment spans 200+ stocking locations in 17 countries, offering a catalog of over 500,000 products from more than 1,000 manufacturers. With a global team of more than 14,000 employees, we offer the opportunity to make a real impact in a fast-growing, purpose-driven industry. Learn more at www.resideo.com .