Senior Endpoint Support Engineer

Platinum Technologies is a Northern Virginia based integrated solutions firm that specializes in PaaS, Cybersecurity & AI Platform development for the Defense and Federal Sectors. Our team solves hard problems and helps our Mission Partners achieve their goals. If you are self-motivated, possess demonstrated learning agility, and are passionate about delivering high-quality work products – we want to hear from you.

Platinum Technologies is seeking an experienced Senior Endpoint Support Engineer with a Azure/Intune/SCCM background to provide advanced technical support and operational expertise in support of enterprise endpoint migration initiatives. This role will serve as a senior escalation point for complex endpoint issues and will partner closely with Endpoint Engineering, Infrastructure, Security, and Service Desk teams to ensure successful migration activities and a stable end-user experience.

This role is REMOTE.

Candidates must hold an active Secret clearance.

• Provide Tier 3 technical support for issues associated with endpoint migration, deployment, provisioning, and post-migration stabilization.
• Troubleshoot complex Windows endpoint issues involving operating systems, drivers, applications, profiles, authentication, networking, peripherals, and device configuration.
• Support endpoint migration activities including device replacement, operating system upgrades, hardware refreshes, profile/data migration, application deployment, and user cutover.
• Investigate and resolve migration failures, deployment errors, application compatibility issues, configuration problems, and recurring endpoint incidents.
• Serve as the escalation point for Tier 1 and Tier 2 Service Desk teams and provide technical guidance and knowledge transfer.
• Partner with Endpoint Engineering and other technical teams to identify root causes and develop sustainable remediation strategies.
• Support endpoint management platforms such as Microsoft Intune, Microsoft Configuration Manager (SCCM/MECM), Autopilot, or comparable enterprise management technologies.
• Troubleshoot Microsoft 365, Teams, Outlook, One Drive, authentication, VPN, printing, and other business-critical endpoint services
• Assist with endpoint security controls, including device compliance, encryption, endpoint protection, and security policy troubleshooting.
• Develop and maintain technical documentation, knowledge articles, troubleshooting procedures, and migration runbooks.
• Analyze incident and migration data to identify trends, recurring failures, and opportunities for automation or process improvement.
• Participate in migration waves, cutovers, hypercare, and other scheduled deployment activities, including occasional after-hours support when required.
• Coordinate with vendors and third-party support organizations when escalation outside the internal environment is necessary.
• Ensure incidents and service requests are accurately documented and resolved in accordance with established service management processes.
• Candidates must hold an active Secret Clearance

• Requires High School Diploma or equivalent and 2+ years of prior relevant experience
• 5+ years of experience in enterprise IT support, desktop engineering, endpoint management, or service desk operations.
• Azure/Intune/SCCM background
• Demonstrated experience providing Tier 3 / advanced technical support in a large enterprise environment.
• Strong troubleshooting experience with Windows 10/11 endpoints and Microsoft 365.
• Hands-on experience with endpoint management and deployment technologies such as Microsoft Intune, MECM/SCCM, Autopilot, Group Policy, and Active Directory/Entra .
• Experience supporting enterprise endpoint migrations, hardware refreshes, operating system…