Microsoft 365 Exchange Administrator

As a Microsoft 365 Exchange Administrator here at Honeywell Aerospace, you will be responsible for designing and evolving our technology landscape. Collaborating closely with business leaders and technology teams, you'll align our architecture with strategic business goals and industry best practices. Your insights and expertise will be pivotal in identifying opportunities, addressing challenges, and ensuring the scalability, security, and compliance of our technology solutions. If you're a forward-thinking architect with a passion for shaping the technological future, this role offers the perfect platform for your career to flourish.

You will report directly to our Sr IT Manager and you’ll work out of our Phoenix, AZ location. This role is eligible for hybrid work mode, except for the first 90 days.

In this role, you will shape our enterprise architecture, ensuring it aligns seamlessly with our strategic objectives and industry best practices. Your contributions will be instrumental in driving innovation, addressing complex challenges, and maintaining the scalability, security, and compliance of our technology landscape. Your role will contribute to our organization's ability to adapt, thrive, and lead in an ever-evolving industry. Join us, and together, we will set new standards for excellence in enterprise architecture at one of the globe's premier industrial technology companies.

Key Responsibilities

• Provide end-user and operational support, managing incidents and service requests for Aero Commercial and GCCH tenants.
• Perform periodic maintenance tasks like patching of Exchange servers, cleanup of Exchange objects etc.
• Administer Exchange Servers (on-premises) including installation, configuration, and maintenance.
• Manage Exchange Online and hybrid environments, including migrations.
• Administer and support GCC High (GCCH) environments, ensuring compliance with regulatory and security requirements.
• Automate tasks using PowerShell.
• Implement problem management to reduce incident tickets.
• Support business requirements by identifying and implementing solutions.
• Implement and manage RBAC for secure access control.
• Support M&A activities, including tenant migrations and integrations.
• Manage SSL/TLS certificates and ensure secure communications.
• Enforce email policies and ensure compliance with regulatory standards.
• Apply security best practices to protect the environment.
• Monitor system performance and ensure optimisation.
• Plan and execute backup and disaster recovery strategies.

YOU MUST HAVE

• Minimum 5 years of experience working in a Microsoft 365 Exchange Administrator role, with a proven track record of delivering scalable and secure solutions.
• Minimum 2  years of experience with PowerShell scripting.

WE VALUE

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Extensive knowledge of enterprise architecture frameworks and methodologies.
• Strong understanding of cloud computing, security, and data management.
• Demonstrated success in driving digital transformation initiatives.
• ITIL experience/certification
• Strong project management and leadership skills.
• Excellent problem-solving skills and the ability to make informed decisions in a fast-paced environment.
• Exceptional communication and interpersonal skills to engage with stakeholders at all levels.

U.S. PERSON REQUIREMENTS

Due to compliance with U.S. export control laws and regulations, candidate must be a U.S. Person, which is defined as, a U.S. citizen, a U.S. permanent resident, or have protected status in the U.S. under asylum or refugee status or have the ability to obtain an export authorization.

BENEFITS OF WORKING FOR HONEYWELL AEROSPACE
Beyond a performance-driven salary, you'll work alongside dedicated experts on technology that's advancing aviation. As a Honeywell Aerospace employee, you're eligible for a comprehensive benefits package that includes:

• Employer-subsidized medical, dental, vision and life insurance
• Short-term and long-term disability coverage
• 401(k) match, flexible spending accounts and health savings accounts
• Employee assistance program and educational assistance
• Parental leave and 12 paid holidays
• Paid time off for vacation, personal and sick time

Explore your benefits: https://honeywellaerospacebenefits.com/

ABOUT HONEYWELL AEROSPACE 

Join a company that's reintroducing itself to the aviation community we've helped advance for more than a century. At Honeywell Aerospace (NASDAQ: HONA), we're launching as an independent, publicly traded aerospace and defense company built on a legacy of operational excellence and mission-focused execution. 

Our new brand identity pairs that heritage with real momentum, as we build technology that helps pilots navigate with confidence, aircraft operate more efficiently, and operators stay ahead of change. With our systems on board 90% of the world's aircraft, your work here has reach that's rare to find anywhere else.

Focusing on our customers, investing in innovation, and building a culture of accountability and performance is how we're shaping what comes next.

Every horizon. Every mission. Every day.

ABOUT THE BUSINESS UNIT

CORPORATE

CONTROL SYSTEMS

ELECTRONIC SOLUTIONS

ENGINES & POWER SYSTEMS 

Honeywell Aerospace products and services are found on aircraft across commercial aviation, defense and space. We operate through three business areas: 

• Electronic Solutions develops the avionics, navigation systems, sensors and electromagnetic defense technology on board 90% of the world's aircraft 
• Engines & Power Systems provides the propulsion, auxiliary power and electrical systems that keep those aircraft flying 
• Control Systems supplies the thermal and motion control systems that support takeoff, landing and the safety of everyone on board

With approximately 58,000 employees worldwide and net sales of $17.4B in 2025, we are also advancing systems for autonomous and supersonic platforms — bringing the same focus on safety and efficiency to the next era of flight. Explore our businesses: https://www.honeywellaerospace.com

The application period for the job is estimated to be 40 days from the job posting date; however, this may be shortened or extended depending on business needs and the availability of qualified candidates. Posting Date: 31-August-2026.