24 lan engineer jobs at 22 companies in Illinois

2w
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LAN DC Network Engineer (Information System Analyst II, Opt N)
Springfield, Illinois, United States
$8k-$12k/mo OnsiteFull Time
State of Illinois
State of Illinois: The executive, legislative, and judicial government of Illinois.
3+ YOERequires four years of college in computer science or related field, 3+ years network experience with LAN/DC design, layer 2/3 switching and routing, TCP/IP, DNS, DHCP, IPSEC, network security, and troubleshooting; valid driver’s license and ability to travel.
TCP/IP, DNS, DHCP, IPSEC, VoIP, Cloud Computing
1w
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Advanced Network Engineer
Rosemont, Illinois, United States
$85k-$110k/yr HybridFull Time
Wintrust Financial Corporation
Wintrust Financial CorporationNASDAQ: WTFC: Provides community banking, commercial finance, and wealth management services.
5+ YOEManage and troubleshoot WAN/LAN/wireless networks, maintain documentation and policies, perform audits, racking and cabling, and support projects; CCNA required, 5+ years network engineering experience, scripting familiarity.
SolarWinds, Cisco, SD-WAN, Cisco ISE, Cisco ADI, Infoblox, Meraki Enterprise Wireless, Bash, Perl, Python, DHCP
4w
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Network Operations Engineer
Singapore or London or Chicago or Austin or New York City or Sydney or Shanghai or Hong Kong or Taipei or Mumbai
OnsiteFull Time
Optiver
Optiver: Global market maker providing liquidity to financial markets.
10+ YOE10+ years as a senior network engineer/architect; experience designing and supporting complex LAN/WAN and DC environments (Arista, Cisco); Infrastructure as Code (IaC), multi-zone firewall architectures, Unix administration, monitoring and automation.
Arista, Cisco, Infrastructure as Code (IaC), Unix
2mo
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Systems Engineer - EEC Si
Elgin, Illinois, United States
$66k-$85k/yr OnsiteFull Time
Motorola Solutions
Motorola SolutionsNYSE: MSI: Provides mission-critical communications and public safety technology.
Bachelor's degree in Computer Science, Engineering, or Technology; IT systems engineering experience; strong LAN/WAN, TCP/IP; Linux and Windows environments; virtualization (Vmware/KVM); basic Unix/shell/Python scripting; travel occasionally; ability to work independently and in a team.
Linux, Windows, Active Directory, Vmware, KVM, Python, Unix shell, TCP/IP, LAN/WAN, Networking, Radio systems
2mo
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SCADA & Automation Engineer 3 - Grid
Chicago, Illinois, United States
$74k-$114k/yr HybridFull Time
Sargent & Lundy
Sargent & Lundy: Engineering and consulting services for the power industry.
3+ YOEBachelor’s degree in electrical, electronic, or computer systems engineering; 3 years in SCADA/substation design and troubleshooting; experience with SEL/Novatech/GE RTUs; LAN/WAN understanding; DNP/Modbus/IEC-61850 knowledge; travel up to 20%; relocation considered.
SEL RTUs, Novatech, GE RTUs, DNP/Modbus/IEC-61850, HMI Tools, Python, MATLAB, MS Office, Visio, MS Project
1mo
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Electronic Field Engineer
Lafayette or Indianapolis or Indiana or Illinois or Missouri
FieldFull Time
Wabash Valley Power Alliance
Wabash Valley Power Alliance: Generates and transmits wholesale power to regional member cooperatives.
1+ YOEBachelor's in electronic/engineering/computer technology, 1+ year electronic/technical experience or military technical training, operational understanding of computer technology and networking, SCADA/RTU/IED/EMS experience preferred; must drive service van and be available for outages.
SCADA, RTU, IED, Front End Processors, SCADA Workstations, EMS, LAN, WAN
6d
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Engineer 2, SDWAN Network Ops, ActiveCore
Denver or Naperville or Plano
$79k-$118k/yr OnsiteFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
2+ YOEExperience supporting SD-WAN, WAN/LAN, routing and switching, underlay circuit troubleshooting, and enterprise network operations; 2+ years relevant experience preferred; strong analytical and communication skills.
Versa SD-WAN, Cisco, Juniper
1mo
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Sr. Principal Voice Engineer
Redondo Beach or Roy or Melbourne or Rolling Meadows or Huntsville or Linthicum Heights or Chandler
$129k-$194k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
6+ YOERequires U.S. Secret clearance, IAT Level II (e.g., Security+ CE), 6+ years relevant experience (various degree/experience equivalencies), experience designing and maintaining Cisco voice/UC and LAN/WAN, and ability to support after-hours/weekend deployments.
Cisco Unified Communications Manager, Cisco Unified Border Element (CUBE), Cisco VQM, RTMT, Cisco Telepresence, Jabber, UCCX, VQ Conferencing, Microsoft Office, Microsoft Visio, Microsoft Project, Microsoft PowerPoint, Microsoft Excel
1w
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L2 Desktop Support Engineer
Aurora, Illinois, United States
$55k-$65k/yr FieldFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOEProvide L2 desktop support using ServiceNow; troubleshoot hardware/software, OS, LAN/WAN, install peripherals, manage inventory, escalate to vendors, travel to sites, work after hours and weekends.
ServiceNow, LAN, WAN
1mo
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HVAC Controls Pre Sales Engineer, GCOE
Arlington Heights or Austin or Houston or Dallas
$80k-$120k/yr OnsiteFull Time
Johnson Controls
Johnson ControlsNYSE: JCI: Provides integrated building technologies including HVAC, fire, and security systems.
3+ YOEBachelor's degree or equivalent, 3+ years designing/pricing/implementing integrated systems, proficiency in building controls design and estimation, project management, database connectivity, LAN/serial communications, and strong communication skills.
4d
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Infrastructure Engineer - (Campus Networks)
Bloomington or Dunwoody or Richardson or Tempe
$97k-$140k/yr HybridFull Time
State Farm
State Farm: Provider of auto, home, life, and health insurance.
Hands-on network engineering for campus LAN/wireless/WAN, troubleshooting complex infrastructure, prototyping POCs, collaborating with product and delivery teams, and representing the company externally.
2w
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Network Engineer Advanced
Lincolnshire or Holtsville or Johnston
$109k-$163k/yr HybridFull Time
Zebra Technologies
Zebra TechnologiesNASDAQ: ZBRA: Provides enterprise-grade hardware and software for asset tracking.
8+ YOE8+ years enterprise network engineering and security experience; expertise with WAN/LAN, cloud networking, firewalls, Zscaler, data center automation; strong architecture, troubleshooting, and leadership skills.
Zscaler Internet Access (ZIA), Zscaler Private Access (ZPA), Zscaler Digital Experience (ZDX), Zscaler Branch Connectors (ZTB), Cisco Nexus Dashboard, HPE Mist Wireless, Cisco Meraki, Cisco Enterprise Wireless, Palo Alto Firewalls, BGP, OSPF, TCP/IP
3mo
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Network Engineer - Advanced Level
Oak Brook, Illinois, United States
HybridFull Time
Pan-American Life Insurance Group
Pan-American Life Insurance Group: Provides life, health, and accident insurance throughout the Americas.
5+ YOESenior network engineer with 5+ years in enterprise networking (LAN/WAN/SD-WAN), VoIP, security, cloud connectivity; strong Cisco/HPE, Palo Alto, AWS; architecture, security, and automation experience.
Cisco routers, Cisco switches, HPE switches, Aruba EdgeConnect (Silver Peak), Aruba Wireless, Palo Alto Firewall, Cisco Firewall, AWS Networking, BGP, NetBrain
3w
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Sr. Network Engineer
Scottsdale or San Francisco or Chicago or New York City
$94k-$130k/yr HybridFull Time
Early Warning Services
Early Warning Services: Operates payment and risk solutions for the financial industry.
5+ YOEBachelor's or equivalent; 5+ years network engineering experience; expertise in LAN/WAN, routing protocols (BGP, OSPF, EIGRP), firewalls, load balancers, cloud networking (AWS), virtualization, scripting/automation (Python, Bash, Ansible); pass background and drug screen.
BGP, OSPF, EIGRP, Cisco, Palo Alto, F5, ESX, vSwitch, VDS, Python, Bash, Ansible, AWS, TCP/IP, DNS, DHCP, HTTP/S, SSH, SMTP
4w
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ASSOCIATE DIRECTOR, INFRASTRUCTURE NETWORK ENGINEER
Chicago or San Francisco
$150k-$175k/yr OnsiteFull Time
Cresset
Cresset: Cresset provides personalized wealth management and family office services.
6+ YOE6+ years in IT infrastructure with strong Cisco Meraki and network engineering skills, Microsoft 365 and Windows experience, troubleshooting across LAN/WAN/VPN, documentation, and ability to support off-hours/on-call work.
Cisco Meraki, Meraki Dashboard, Microsoft 365, Windows Server, Microsoft Entra ID, Azure, Intune, Exchange Online, Microsoft Teams, SharePoint, PowerShell, Python, APIs
1d
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Lead Network Engineer
Scott AFB, Illinois, United States
OnsiteFull Time
Apogee Engineering
Apogee Engineering: Provides specialized engineering and technical services to defense agencies.
8+ YOEUS citizen with TS/SCI, DoDD 8140.03, Network+ and CCNA, Bachelor's degree, 8+ years experience (5+ in DoD), experience with SolarWinds; ability to configure, monitor, and secure LAN/WAN infrastructure.
ServiceNow, SolarWinds, Splunk
2mo
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Sr. Principal Voice Engineer
Redondo Beach or Rolling Meadows or Roy or Melbourne or Linthicum or Chandler or Huntsville
OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
6+ YOESenior-level Cisco Voice Engineer with design, implementation of VoIP, UC, and CUBE; onsite at multiple U.S. locations; relocation assistance; security clearance.
Cisco Voice, VoIP, Cisco Unified Communications Manager, VTC, Jabber, CUBE, Cisco Telepresence, VQM, RTMT, LAN/WAN, Cisco routers switches firewalls, Microsoft Office, Visio, Project, PowerPoint, Excel
1w
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Senior Network Engineer
Austin or Chicago
$82k-$115k/yr HybridFull Time
Corient
Corient: Fiduciary wealth management services for high-net-worth individuals and families.
5+ YOEBachelor's in a technical field,5+ years enterprise network experience,Cisco Meraki, firewall, LAN/WAN/VPN/wireless,EMR not applicable,ISE and FTD familiarity,CCNP preferred,Azure networking and automation experience.
Cisco Meraki, Cisco Identity Services Engine (ISE), Cisco Firepower Threat Defense (FTD), Firepower Management Center (FMC), Wireshark, PowerShell, Python, REST APIs, Microsoft Azure, LogicMonitor, SolarWinds, PRTG, ThousandEyes, OSPF, BGP, Cisco Meraki AutoVPN
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NETWORK ENGINEER III (Hybrid)
Rockford or Philadelphia
HybridFull Time
PCI Pharma Services
PCI Pharma Services: Integrated pharmaceutical development, manufacturing, and global packaging services.
15+ YOE15+ years designing and leading enterprise network solutions across LAN/WAN/wireless/security and cloud (AWS/Azure); advanced routing, SD-WAN, firewalls, and mentorship experience required.
SD-WAN, BGP, OSPF, EIGRP, Direct Route, Cisco ISE, AWS, Azure, Teams, 8x8, Firepower, Palo Alto, SolarWinds, Wireshark, Syslog, Nessus
23h
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Systems Operations Engineer
Peoria, Illinois, United States
$39-$46/hr RemoteFull Time
CEFCU
CEFCU: Provides personal and business banking and loan services.
4+ YOE4–6 years combined desktop engineering/systems operations experience; strong skills in system monitoring, automation, troubleshooting, Windows/Linux, VMware, SQL, M365/Entra; high school diploma required.
Network Security Event Management, TCP/IP, LAN/WAN, Windows Active Directory Environment, VMWare vSphere, Windows Desktop, Windows Server, Linux, Microsoft SQL System Administration, Microsoft M365/Entra