IT Support Specialist III

M.C. Dean, Inc • Tysons, VA

4d

About The Position

About M.C. Dean
M.C. Dean is Building Intelligence. We design, build, operate, and maintain cyber-physical solutions for the nation’s most mission-critical facilities, secure environments, complex infrastructure, and global enterprises. With over 7,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety, automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure, and innovative power and technology solutions through engineering expertise and smart systems integration.
Why Join Us?
Our people are passionate about engineering innovation that improves lives and drives impactful change. Guided by our core values—agility, expertise, and trust—we foster a collaborative and forward-thinking work environment. At M.C. Dean, we are committed to building the next generation of technical leaders in electrical, engineering, and cybersecurity industries.

Requirements

• High school diploma with 4+ years of relevant experience.
• AZ-900 fundamentals, A+ and Network+ certifications.
• Demonstrated experience performing the duties described above.
• Technical knowledge and related skills in the following areas: Windows 10, Windows 11, and, optionally, MacOS concepts, organization, and core administration and troubleshooting tools
• Microsoft Active Directory (AD), Azure AD / Entra ID concepts, administration, and troubleshooting tools
• Endpoint provisioning using Microsoft Intune, Autopilot, and comparable tools
• Familiarity of remote support tools
• MS Office 365 desktop application and collaboration tools (MS SharePoint, MS OneDrive, MS Teams) fundamental concepts, account provisioning, privileges, and troubleshooting tools
• TCP/IP networking concepts (IP addressing, routing), core protocols and services (e.g., DHCP, DNS) and troubleshooting tools

Nice To Haves

• Optional: MacOS concepts, organization, and core administration and troubleshooting tools

Responsibilities

• PC configuration support, including troubleshooting advanced issues related to OS configuration, hardware/driver compatibility, network connectivity, and provisioning tools (e.g., MS Autopilot, MS Intune).
• Advanced account administration, including creation and management of project-specific groups, collaboration accounts, virtual desktop infrastructure (VDI), and secure environment access.
• Advanced configuration and troubleshooting of software compatibility and configuration issues for a wide range of applications, including but not limited to MS Office 365 components, engineering design software (e.g., BlueBeam Revue, Autodesk product suite, and related), and software as a service (SaaS) platform.
• Troubleshooting network connectivity issues in a geographically distributed / multi-site secure environment based on zero-trust network architecture.
• Initial Escalation-level support, including assisting more junior team members with their tasks, developing / improving technical procedures, and providing training.
• Reviewing and updating support requests (tickets) in the ITSM ticketing tool, providing regular updates, initiating escalations.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: High school or GED