Senior System Engineer

Base pay range

$80,000.00/yr - $95,000.00/yr

The number one goal of everyone on our team is to make our clients exceptionally happy.

The Tier 3 / Senior Systems Engineer plays a critical role in making that happen by serving as the technical escalation point, project leader, and subject‑matter expert across our client environments.

This role goes beyond ticket resolution. A Tier 3 technician at Justice IT owns complex problems end‑to‑end, leads infrastructure and cloud projects, mentors Tier 1 and Tier 2 technicians, and works directly with clients to design, implement, and harden reliable, secure systems.

You’ll be trusted to make sound technical decisions, communicate clearly with both clients and internal teams, and help elevate the overall technical maturity of our service delivery.

• Serve as the final escalation point for complex or high‑impact technical issues
• Perform advanced troubleshooting across servers, networks, security systems, and cloud platforms
• Communicate clearly with clients regarding impact, timelines, risks, and next steps
• Advanced administration and troubleshooting of:
• Windows Server (AD, DNS, DHCP, GPO, file/print, basic virtualization)
• Security policies, conditional access, MFA, and hybrid environments
• Manage virtualization platforms such as VMware and/or Hyper‑V
• Perform server migrations, upgrades, snapshots, and recovery operations
• Configure and troubleshoot firewalls and VPNs (Sonic Wall, Meraki, Forti Gate, etc.)
• Diagnose routing, switching, VLANs, Wi‑Fi, DNS, and performance issues in SMB environments
• Mentor and guide Tier 1 and Tier 2 technicians

• Proven ability to troubleshoot complex systems methodically and independently
• Deep understanding of MSP service delivery, escalation workflows, and documentation
• Advanced experience with:
• Windows Server & Active Directory
• Networking fundamentals and firewall platforms
• Comfort working directly with clients and managing expectations
• Strong security awareness and adherence to documented procedures

If you're interested in this position, please apply with your updated resume!

Mid‑Senior level

Full‑time

Information Technology

IT Services and IT Consulting