Sentinel Technologies: Provides managed IT, cybersecurity, and cloud solutions to businesses.
CCNA-level routing and switching expertise; knowledge of BGP, OSPF, EIGRP, VLANs, STP, firewalls, DNS, DHCP, F5; valid driver’s license and vehicle; must be authorized to work in the US.
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
5+ YOERequires 5–7 years of relevant experience, SD-WAN and Versa expertise, WAN/LAN, routing, switching, IP networking, circuit troubleshooting, customer support, and a bachelor's degree or equivalent experience.
Software Defined Networking (SD-WAN), Versa, Ethernet, MPLS, DIA
SDI Presence: Provides IT consulting and managed services to large-scale organizations.
1+ YOERequires 1–3 years installing and configuring routers and switches, network security monitoring, network component maintenance, analytical troubleshooting, documentation, and strong communication. CCNA preferred or obtainable within 3–6 months.
CboeBATS: CBOE: Operates global market infrastructure and provides tradable financial products.
2+ YOE2+ years network engineering experience with routing, switching, firewalls, packet analysis, UNIX/Linux, scripting/API automation, AWS networking and monitoring tools; strong troubleshooting and communication skills.
JohnsByrne: Provider of high-end custom packaging and commercial print solutions.
5+ YOEBachelor's or equivalent and 5+ years in network engineering; expertise with routing/switching, VMware vSphere/ESXi, Microsoft Hyper-V, Microsoft Azure, SSO and MFA, network security, and scripting.
Paradigm: Specialty care management for complex and catastrophic injuries.
6+ YOE6+ years of enterprise network engineering experience, advanced firewall expertise, routing and switching knowledge, cloud integration with Azure or AWS, security operations, incident response, and a preferred bachelor's degree.
Palo Alto, Fortinet, Check Point, Azure, AWS, DNS, DHCP, Zero Trust, AI
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
8+ YOE8+ years in presales/systems engineering or network architecture; experience with routing, switching, wireless, network security; strong presentation and consultative selling skills; ability to travel ~40–60% in Chicago territory.
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
8+ YOE8+ years in pre-sales/systems engineering or network architecture, strong routing/switching/wireless/security knowledge, experience with enterprise networking solutions, customer-facing presales experience, ability to travel 40–60% and reside near Chicago.
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
8+ YOE8+ years in pre-sales/systems engineering or network architecture; strong routing, switching, wireless, and network security expertise; ability to lead customer-facing technical sales engagements; reside near or support Chicago territory; travel 40–60%.
C1: Provides secure cloud, collaboration, and AI-driven technology solutions.
7+ YOE7+ years field support/professional services experience with Extreme and Juniper technologies, deep routing/switching and security knowledge, scripting ability, data center experience, strong communication and customer skills.
Downers Grove or Illinois or Arizona or Michigan or Wisconsin or Colorado
$100k-$150k/yrHybridFull Time
Sentinel Technologies: Provides managed IT services and comprehensive technology solutions.
8+ YOERequires 8+ years with Cisco, Palo Alto, or Fortinet, hands-on Cisco router and switch experience, 5+ years designing large-scale security solutions, driver's license, vehicle insurance, and US work authorization.
Cisco, Palo Alto, Fortinet, Cisco routers, Cisco switches, Cisco ISE, Cisco FDT, Cisco FMC, Cisco AMP, Cisco Umbrella, Cisco Wireless LAN Controllers, Cisco ACI, SD-WAN, Microsoft
NLMK PennsylvaniaMoscow Stock Exchange: NLMK: Manufactures and distributes diverse flat-rolled steel products.
5+ YOEDesigns, implements, and supports corporate infrastructure including storage, virtualization, servers, and network devices; provides Tier-2/3 support, project management, and on-call emergency response; requires 5+ years experience and a Bachelors in Computer Science/Technology.
Senior Network Engineer [Onsite] [Not Eligible for Sponsorship, No H-1B]
Oak Brook, Illinois, United States
$90k-$120k/yrOnsiteFull Time
Republic Bank of Chicago: Community bank offering personalized business and personal financial solutions.
5+ YOE5+ years network engineering and system administration experience; expertise in TCP/IP, DNS, SNMP, WAN, VLANs, firewalls, VPN, VMware, Microsoft Active Directory, Microsoft Azure, SAN, and SQL Server; BS in IT or related field; on-call and weekend availability.
Microsoft Azure, VMware, Microsoft Active Directory, SQL Server, SQL Reporting Services, SAN, TCP/IP, DNS, SNMP, VLANs, VPN, firewalls, switches, wireless access points
Sargent & Lundy: Provides engineering and consulting services for the power industry.
10+ YOEPerform EMT/time-domain analysis for power systems including TOV, TRV, switching studies and insulation coordination; 10+ years experience; BS in Electrical Engineering; EMTP‑RV/PSCAD proficiency; strong communication and problem-solving.
Kraft HeinzNASDAQ: KHC: Manufacturer and global marketer of food and beverage products.
10+ YOE10+ years manufacturing experience including 5+ years in OT; lead OT strategy and major capital projects; PLC/HMI and fieldbus experience; budget management, security, and cross-functional leadership.