Hiring: Network Security Engineer, Senior Company: Sentinel Technologies Location: Downers Grove, IL Job Posted Time: 2026-09-12 13:42:21 Employment Type: Full-time / Remote Target Skills & Keywords : Phoenix About the job Experience: •3+ years of experience required). •8+ years of experience working with Cisco, Palo Alto, and/or Fortinet solutions •5+ years of experience designing and implementing large scale network security solutions Required Skills: •Design, implement, and support secure network solutions for a variety of client environments. •Work hands-on with Cisco routers and switches to optimize and secure network infrastructure. •Deploy and manage Cisco, Palo Alto, and Fortinet firewall solutions. •Architect and implement large-scale network security solutions (3+ years of experience required). •Configure and maintain Cisco Security products such as ISE, FDT, FMC, AMP, and Umbrella. •Perform migrations and upgrades across various network and security platforms. •Implement wireless networks using Cisco Wireless LAN controllers in both centralized and converged access deployments. •Interface directly with Cisco ACI and SD-WAN (experience in these areas is a plus). Qualifications: •Applied hands-on capability in Cisco routers and switches is required •CCNP Certification or equivalent manufacture certification or higher is preferred •Familiar implementing wireless networks with Cisco wireless LAN controllers using both traditional centralized deployments as well as converged access is a plus •Cisco ACI and SD WAN experience is a plus •Proficiency in a car, as this position requires travel between location and the transportation of equipment •A valid driver’s license and proof of vehicle insurance will be required •Legally authorized to work in the US without sponsorship •Must demonstrate a “can-do” attitude •We focus on candidates that display our “ACE” factor – Attitude, Compassion, and Enthusiasm to deliver quality solutions with exceptional customer service. Compensation: •$100,000 - $150,000 / year Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!