Hailey Crabill

IDR is seeking a Senior Infrastructure Engineer to join one of our top clients for an opportunity in Birmingham, Alabama. This role supports a multi-site, enterprise IT environment where reliability and security are critical to daily operations. You’ll serve as a key technical resource across network and Microsoft infrastructure, partnering with internal stakeholders and vendors to keep core systems stable, secure, and scalable.

Position Overview for the Senior Infrastructure Engineer:

• Own day-to-day administration and troubleshooting for core network infrastructure including switching, routing, VPNs, and segmentation.
• Lead firewall policy management, monitoring, and maintenance to support a secure, highly available environment.
• Support Microsoft server infrastructure (Windows Server, Active Directory, DNS/DHCP, Group Policy) and related services.
• Administer and support Microsoft 365 and identity/access services across the organization.
• Provide escalation support and documentation while contributing to infrastructure improvements and lifecycle planning.

Requirements for the Senior Infrastructure Engineer:

• 5+ years of progressive experience in network/server/systems/infrastructure administration.
• Hands-on enterprise experience with Cisco switching (configuration, troubleshooting, VLANs/routing/switching).
• Hands-on experience with Fortinet (including FortiGate firewalls) covering policies, VPNs, and network security controls.
• Strong Microsoft infrastructure background (Windows Server, Active Directory, Group Policy, DNS/DHCP).
• Experience administering Microsoft 365 and identity services (e.g., Exchange Online, Teams, SharePoint/OneDrive, Entra ID).

What's in it for you?

• Competitive compensation package
• Full Benefits; Medical, Vision, Dental, and more!
• Opportunity to get in with an industry leading organization.

Why IDR?

• 25+ Years of Proven Industry Experience in 4 major markets
• Employee Stock Ownership Program
• Dedicated Engagement Manager who is committed to you and your success.
• Medical, Dental, Vision, and Life Insurance
• ClearlyRated's Best of Staffing® Client and Talent Award winner 12 years in a row.