Lead Infrastructure Engineer; Microsoft Cloud & Cybersecurity

Location: Denver, CO (Hybrid – Remote with Client Visits Throughout the Denver Metro Area)

Employment Type: Full-Time

Compensation: $110,000–$125,000 Base Salary + Target 10% Annual Performance Bonus

PCG Systems is a growing Managed IT and Cybersecurity company supporting businesses throughout Colorado and beyond. We specialize in Microsoft Cloud, Cybersecurity, Networking, Infrastructure Modernization, and Strategic IT Consulting for small and mid‑sized businesses.

We're looking for an experienced Lead Infrastructure Engineer to become one of the senior technical leaders within our organization.

This role is responsible for designing, implementing, securing, and supporting complex client environments while helping establish technical standards, mentoring engineers, improving automation, and serving as a senior technical resource for the engineering team.

If you're looking for a traditional help desk role, this isn't it.

As our Lead Infrastructure Engineer, you'll work directly with the Managing Partner and engineering team to deliver secure, reliable, and scalable technology solutions for our clients.

• Architect, deploy, and support Microsoft 365 environments
• Design, implement, and support Microsoft Azure infrastructure
• Design and administer Microsoft Entra  Microsoft Intune
• Lead Microsoft 365 tenant migrations and cloud modernization projects
• Design, configure, and support Fortinet security solutions
• Configure business networking including VLANs, routing, switching, VPNs, wireless, and network security
• Implement and support Sentinel One, Check Point Harmony Email & Collaboration, and other cybersecurity solutions
• Design and support cloud backup and disaster recovery solutions
• Develop Power Shell automation and scripting to improve efficiency
• Lead infrastructure projects from planning through implementation
• Troubleshoot and resolve complex Tier III infrastructure issues
• Mentor engineers and help develop technical standards
• Improve documentation and engineering processes within Hudu
• Work directly with business owners and executive leadership on strategic technology initiatives

Candidates should possess strong, hands‑on experience across most of the following technologies.

• Microsoft 365
• Exchange Online
• SharePoint Online
• Microsoft Teams
• One Drive
• Conditional Access

• Fortinet Firewalls
• Forti Switch
• FortiAP
• VLAN Design
• Routing & Switching
• VPN Configuration
• DNS
• DHCP
• Wireless Networking
• Network Security Best Practices

• Windows Server
• Active Directory
• Group Policy
• Hyper‑V and/or VMware
• Server Migrations

• Sentinel One
• Check Point Harmony Email & Collaboration (Avanan)
• Email Security
• Identity Security
• Vulnerability Remediation
• Security Hardening

Experience supporting one or more enterprise cloud backup platforms, including:

• Cove Data Protection
• Axcient
• Veeam
• Microsoft 365 Backup Solutions
• Disaster Recovery Planning & Testing

Experience with one or more of the following:

• Hudu
• Auto Task
• N‑able

• Power Shell
• Microsoft Graph
• Scripting
• Process Automation

• 7+ years of professional IT experience
• 5+ years working for a Managed Services Provider (MSP)
• Demonstrated experience leading Microsoft 365 migrations
• Advanced Fortinet administration experience
• Strong networking design and troubleshooting experience
• Experience leading infrastructure projects
• Excellent written and verbal communication skills
• Valid driver's license and reliable transportation
• Ability to travel throughout the Denver Metro area as needed

• Microsoft Certified:
  Azure Solutions Architect Expert
• Microsoft 365 Administrator Expert
• Fortinet NSE Certification
• CISSP
• Security+
• Network+

Successful engineers in this role:

• Take ownership of complex client environments.
• Design secure, scalable infrastructure with minimal oversight.
• Build standards that improve consistency across all clients.
• Mentor engineers and elevate the technical capability of the team.
• Improve documentation and automation.
• Build long‑term client trust through professionalism and technical excellence.
• Target 10%…