Senior Systems Administrator / Tier 3 Support Engineer

Senior Systems Administrator / Tier 3 Support Engineer

Columbia, MD | Hybrid

$70K–$90K + Full Benefits + Bonuses

This well-established Managed Services Provider has been a trusted IT partner to small and mid-sized businesses across the DMV for decades, with continued expansion into new markets. The culture is rooted in trust, collaboration, transparency, and doing the right thing—always. It’s a family-owned, people-first environment where your ideas are encouraged, your growth is supported, and your work is genuinely valued.

They are seeking a Senior Systems Administrator / Tier 3 Support Engineer to join their Columbia-based team. This is a fast-paced, technically rich role ideal for someone who enjoys solving complex problems across Microsoft 365, Azure, Intune, and networking. You’ll begin in a senior service desk capacity handling escalated tickets (roughly 10 per day), with a clear growth path into the Escalation Team and ultimately the Project Team.

Responsibilities:

• Troubleshoot complex issues across Microsoft 365, Azure, Entra ID, and Intune
• Support Exchange Online, SharePoint, Teams, and Teams Voice (bonus)
• Diagnose Intune compliance, device management, and policy issues
• Work with SonicWall firewalls, switches, routers, and wireless controllers
• Troubleshoot DNS, subnetting, NAT, SMTP, RDP, and SSL traffic
• Support business applications (experience with AutoCAD or engineering/design tools is a big plus)
• Configure and deploy PCs, laptops, mobile devices, and peripherals
• Identify root causes and recurring trends, proactively improving processes

Requirements:

• 3–5+ years of MSP experience (or similar high-volume technical environment)
• Strong expertise in Microsoft 365, Azure, Entra ID, Intune, SharePoint, and Teams
• Solid networking fundamentals (Network+ preferred)
• Experience supporting professional services, construction, engineering, or design environments is a plus
• Strong troubleshooting mindset—not just quick fixes
• Clear communicator who works well with both clients and leadership

Work Schedule

• Based in Columbia, MD
• Onsite during ramp-up , then hybrid (2–3 days in office weekly)
• Occasional onsite client visits as needed

Compensation & Benefits

• $70,000–$90,000 salary
• Certification reimbursement + paid training
• Bi-annual performance bonuses
• 100% company-paid health, dental, and vision
• Generous PTO
• 401(k) with company match

Why This Role Stands Out

• Clear promotion path into escalations and projects
• Strong technical exposure across cloud, security, and networking
• Family-style culture with real transparency
• Leadership that listens and invests in your development