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Lead Network Engineer

Oklahoma City, OK, United StatesFull-timeLeadPosted Aug 19, 2026

Job description

Position Summary

Mid. First Bank is seeking a highly skilled Senior Network Engineer to support and evolve the enterprise network infrastructure. This role is responsible for the design, implementation, and operational support of complex networking environments, with a strong emphasis on Cisco and Fortinet technologies . The ideal candidate will bring deep expertise in routing, switching, and modern network architectures , including SD-WAN, SASE, and VXLAN , and will play a critical role in ensuring the stability, scalability, and security of the bank’s network environment.

Key Responsibilities

Design, implement, and maintain enterprise network infrastructure across data centers, campuses, and remote locations Engineer and support Cisco-based routing and switching environments (LAN/WAN, BGP, OSPF, MPLS) Deploy and manage Fortinet security and network platforms , including firewalls and SD-WAN solutions Lead and support initiatives involving SASE architectures, Zero Trust networking, and cloud connectivity Design and implement VXLAN / EVPN-based network segmentation and data center fabrics Troubleshoot and resolve complex network performance and availability issues across the enterprise Collaborate with cybersecurity, infrastructure, and application teams to ensure secure and resilient connectivity Evaluate, recommend, and implement new networking technologies aligned to enterprise strategy Develop and maintain network documentation, diagrams, and operational procedures Provide on-call support and participate in incident response as required Required Qualifications 7+ years of experience in enterprise network engineering or infrastructure roles Cisco CCNP or CCDP required, CCIE/CCDE preferred, or Fortinet NSE 5 or higher, NSE 7 or higher preferred Advanced knowledge of Cisco networking platforms (Catalyst, Nexus, ISR) Hands-on experience with Fortinet technologies (Forti.

Gate, Fortiswitch , Forti. Manager, Forti. Analyzer) Strong expertise in: Routing protocols (BGP, OSPF, EIGRP) Switching technologies (VLANs, STP, port-channeling) Network security and segmentation principles Experience with SD-WAN deployments and operations Working knowledge of SASE concepts and cloud-integrated networking models Experience with VXLAN / EVPN architectures in data center environments Strong troubleshooting and analytical skills across layered network environments Excellent communication and documentation skills Preferred Qualifications Cisco certifications ( CCDP or CCIE ) Fortinet NSE certifications ( NSE 7 or higher or FCX ) Experience in financial services or regulated environments Exposure to cloud networking (Azure, AWS) and hybrid network architectures Experience with automation or scripting (Python, Ansible, or similar) Why Join Mid.

First Bank Stable, enterprise-scale environment with modern network transformation initiatives Direct impact on strategic initiatives such as SASE, VXLAN, and network modernization Collaborative IT and cybersecurity leadership environment Competitive compensation and comprehensive benefits package *This is an on-site position * Must reside within the market area to be considered.

*Position requires a minimum of 3 years of relevant US based experience. #LI-DNI

Description copied from MidFirst Bank's careers page. Read the full posting before you apply.

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