Sr. Microsoft Engineer

Overview

Sr. Microsoft Engineer within Corpay's Corporate Overhead North America division, part of the infrastructure computing organization, maintaining Microsoft Windows Server on-premise, private and public cloud environments in North America.

What you'll do

• Assess, manage, and advance Windows Server operating systems, Azure Virtual Machines, Active Directory, Microsoft Exchange, Microsoft 365 and Microsoft technologies in line with the latest platform advancements.
• Administer and enhance Active Directory global forests, including Group Policy Objects (GPOs), Sites and Services replication, Organizational Unit (OU) structure, and trust relationships and security.
• Troubleshoot and remediate Microsoft Windows operating system events and issues, network connectivity alerts, and infrastructure-related incidents through approved change control procedures.
• Monitor and resolve Windows Server network connectivity issues within established SLA requirements to prevent production outages.
• Ensure all Windows Server operating systems remain patched, secure, and compliant with organizational standards.
• Review enterprise vulnerability scan results and automate remediation activities to improve compliance and reduce manual intervention.
• Partner with Information Security teams to maintain a secure, virus-free computing environment.
• Plan and implement infrastructure projects, including operating system upgrades, application upgrades, and cloud and on-premises technology enhancements.
• Adhere to organizational Change Management and Change Control processes for all system modifications.
• Create and maintain technical documentation, including service tickets, change requests, knowledge base articles, and standard operating procedures.
• Participate in an on-call rotation and provide after-hours support as required.
• Perform additional duties and special projects as assigned by management.

What you'll need

• Bachelor's degree in Computer Science, Information Technology, or a related field (or equivalent experience).
• Minimum of 6-8 years of relevant systems administration or infrastructure engineering experience.
• At least one Microsoft role-based certification: Windows Server Hybrid Administrator, Azure Administrator, Azure AI, or Azure Fundamentals.
• Strong communication and collaboration skills with development, operations, infrastructure, and business teams.
• Ability to translate business requirements into scalable, secure, and maintainable technology solutions and automation processes.
• Hands-on experience with Azure Active Directory (Azure AD / Entra ID).
• Hands-on experience with Microsoft 365 Administration.
• Microsoft Exchange Administration, Configuration, and Troubleshooting.
• Advanced Active Directory expertise, including site topology design, DNS administration, Enterprise Certificate Authority (CA), and Active Directory architecture and design.
• Extensive experience supporting Windows Server environments, including Windows Server 2025, 2022, 2019, 2016, 2012, and 2008.
• Strong understanding of system architecture, storage solutions, network topologies, and infrastructure security best practices.
• Scripting and automation experience using PowerShell, Bash, and other administrative scripting languages.
• Strong knowledge of networking concepts and security practices across on-premises and cloud environments.
• Experience with enterprise monitoring and logging tools, including Splunk, Dynatrace, and SolarWinds.
• Solid understanding of ITIL best practices, including Service Management, Incident Management, Problem Management, and Change Management.

Nice to have

• Prior experience within Financial Services, Retail, or Technology organizations.

Details

• Work remotely offshore outside North America, available during East Coast business daytime hours.
• Company-issued equipment and formal, hands-on training provided.