Senior Endpoint Support Engineer

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Senior Endpoint Support Engineer based in United States.

This role provides advanced technical support for enterprise endpoint environments and large-scale device migration initiatives.
You will serve as a senior escalation point for complex Windows endpoint, application, identity, networking, and device-management issues.
The position works closely with Endpoint Engineering, Infrastructure, Security, and Service Desk teams to deliver stable and secure user experiences.
You will play a hands-on role across device provisioning, operating system upgrades, hardware refreshes, application deployment, and post-migration stabilization.
The role requires deep expertise with Microsoft endpoint technologies, including Intune, SCCM/MECM, Azure, and Autopilot.
You will also identify recurring issues, improve troubleshooting processes, and contribute to automation and operational excellence.
This is a fully remote opportunity supporting mission-critical enterprise IT operations and requires an active Secret clearance.

Accountabilities
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Provide Tier 3 technical support for endpoint migration, deployment, provisioning, and post-migration stabilization activities.

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Diagnose and resolve complex Windows endpoint issues involving operating systems, drivers, applications, profiles, authentication, networking, peripherals, and device configurations.

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Support enterprise migration initiatives, including device replacement, operating system upgrades, hardware refreshes, profile and data migration, application deployment, and user cutovers.

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Investigate migration failures, deployment errors, application compatibility issues, configuration problems, and recurring endpoint incidents.

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Serve as a senior escalation point for Tier 1 and Tier 2 Service Desk teams, providing technical guidance, troubleshooting support, and knowledge transfer.

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Collaborate with Endpoint Engineering, Infrastructure, Security, and other technical teams to determine root causes and develop sustainable remediation strategies.

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Administer and troubleshoot endpoint management technologies such as Microsoft Intune, Microsoft Configuration Manager (SCCM/MECM), Autopilot, and comparable enterprise platforms.

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Troubleshoot Microsoft 365 applications and services, including Teams, Outlook, OneDrive, authentication, VPN, printing, and other business-critical endpoint services.

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Support endpoint security capabilities such as device compliance, encryption, endpoint protection, security policies, and related controls.

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Develop and maintain technical documentation, knowledge articles, troubleshooting procedures, and migration runbooks.

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Analyze incident and migration data to identify trends, recurring failures, automation opportunities, and process improvements.

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Participate in migration waves, cutovers, hypercare periods, and scheduled deployment activities, including occasional after-hours support when required.

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Coordinate with vendors and third-party support organizations when issues require external escalation.

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Ensure incidents and service requests are accurately documented and resolved according to established service management processes.

Requirements

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High school diploma or equivalent, with at least 2 years of relevant experience; 5+ years of enterprise IT support, desktop engineering, endpoint management, or service desk experience is strongly preferred.

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Demonstrated Tier 3 or advanced technical support experience in a large enterprise environment.

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Strong Azure, Microsoft Intune, and SCCM/MECM background.

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Extensive experience troubleshooting Windows 10/11 endpoints and Microsoft 365 environments.

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Hands-on experience with endpoint deployment and management technologies including Intune, MECM/SCCM, Autopilot, Group Policy, Active Directory, and/or Microsoft Entra ID.

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Experience supporting enterprise endpoint migrations, hardware refreshes, operating system upgrades, or large-scale device deployments.

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Strong understanding of networking fundamentals, including DNS, DHCP, TCP/IP, VPN, Wi-Fi, and authentication.

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Experience troubleshooting endpoint applications, drivers, peripherals, certificates, user profiles, and system configurations.

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Ability to analyze logs, system information, and diagnostic data to isolate complex technical issues.

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Strong incident management, problem management, troubleshooting, and root-cause analysis capabilities.

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Excellent written and verbal communication skills, with the ability to explain technical issues clearly to both technical and non-technical audiences.

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Ability to work independently while collaborating effectively with distributed technical teams.

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Ability to maintain compliance with applicable DoD 8570 requirements.

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Active Secret security clearance is required.

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Experience supporting large-scale Windows 11 migrations or enterprise device modernization programs is preferred.

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Experience with PowerShell scripting, endpoint automation, Microsoft Entra ID, Conditional Access, Defender for Endpoint, BitLocker, and endpoint compliance is preferred.

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ITIL certification or experience working within an ITIL-based service management environment is preferred.

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Microsoft certifications related to endpoint administration, Microsoft 365, or Azure are a plus.

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Experience working in project-based migration, modernization, or transformation environments is preferred.

Benefits

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Annual salary range of $115,000–$120,000 .

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Fully remote position within the United States.

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Opportunity to work on enterprise-scale endpoint modernization and migration initiatives.

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Exposure to Microsoft Azure, Intune, SCCM/MECM, Autopilot, Entra ID, Microsoft 365, and endpoint security technologies.

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Senior-level technical ownership and opportunities to influence endpoint support and operational processes.

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Collaboration with Endpoint Engineering, Infrastructure, Security, Service Desk, vendors, and other technical stakeholders.

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Opportunity to contribute to automation, root-cause analysis, process improvement, and technical knowledge development.

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Mission-focused environment supporting complex federal and defense-sector technology requirements.