PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
3w
Save
Mark Applied
Hide
Technical Partner/System Engineer
Buffalo Grove, Illinois, United States
$135k-$185k/yr HybridFull Time
5+ YOEBachelor's in electrical/electronic engineering or electrical power systems, 5+ years experience in protection and automation, commissioning, business development, customer-facing consulting, electrical schematics, standards (UL, IEEE, NEMA, IEC, NEC, ANSI), IEC 61850, network design (RSTP, PRP, HSR).
UL, IEEE, NEMA, IEC, NEC, ANSI, IEC 61850, RSTP, PRP, HSR
3mo
Save
Mark Applied
Hide
Network Systems Engineer
Itasca, Illinois, United States
$120k-$140k/yr OnsiteFull Time
5+ YOE5+ years network/systems engineering experience; Bachelor's degree or equivalent; experience with enterprise networking, Windows Server, virtualization, Azure/M365; strong security and troubleshooting skills.
Windows Server, Active Directory, Group Policy, VMware, Hyper-V, Microsoft Azure, M365, Microsoft Sentinel, Splunk
1w
Save
Mark Applied
Hide
System Design Engineer
Dallas or Ottawa or Naperville or Westford or Canada
$108k-$154k/yr HybridFull Time
5+ YOEMaster's in Engineering/Computer Science/Physics,5+ years industry experience,carrier-class networking knowledge,WDM/IP/MPLS/GMPLS/Ethernet,proficiency with scripting and planning tools,strong analytical and problem-solving skills.
Microsoft Excel, Matlab, Python, OPNET, VPISystems, RSoft, Wandl, Cariden, SQL, Perl, C++, Java, Visual Basic
2mo
Save
Mark Applied
Hide
Systems & Network Engineer
Pingree Grove or United States or North America
$110k-$115k/yr OnsiteFull Time
Microsoft server OS, network protocols/hardware, virtualization, security, and Azure expertise; ability to balance multiple priorities; authorized to work in the US; no visa sponsorship available.
Microsoft Server, Azure, Virtualization, Networking
3d
Save
Mark Applied
Hide
System Engineer (Cloud)
Scott AFB, Illinois, United States
OnsiteFull Time
10+ YOEBachelor's degree and 10+ years experience; IAT Level III and cloud/virtualization certifications; proven cloud architect/engineer experience (Azure/AWS); Red Hat Linux, Palo Alto, BGP, networking and automation tool knowledge.
Git, Jenkins, Groovy, YML, WAF, GuardDuty, Security Groups, IAM, EC2, S3, System Manager, CloudFormation, CloudTrail, Lambda, Route 53, AWS Workspaces, Panorama, Big IQ, F5 Big-IP, Palo Alto, Juniper, Cisco, BGP, F5 LTM, F5 ASM, Transit Gateway
1w
Save
Mark Applied
Hide
LAN DC Network Engineer (Information System Analyst II, Opt N)
Springfield, Illinois, United States
$8k-$12k/mo OnsiteFull Time
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
2mo
Save
Mark Applied
Hide
Manager, Network Engineering
Warrenville or Skokie or Arlington Heights
$59-$91/hr HybridFull Time
5+ YOE2+ MgmtBachelor’s degree; 5+ years managing processes, applications, or systems in healthcare; 2+ years of leadership; strong communication and vendor management; network engineering knowledge.
Cisco switching, Palo Alto firewalls, F5 load balancers, LAN/WAN, WiFi, Network security
1mo
Save
Mark Applied
Hide
Network Systems Engineer (Pre Sales) - Trading Platforms
Chicago, Illinois, United States
$130k-$175k/yr OnsiteFull Time
5+ YOEMinimum 5 years networking design and implementation experience (data center, campus, Wi‑Fi, security); routing & switching expertise; strong presentation and customer-facing skills; Python/Ansible and Arista ACE certification desired.
Python, Ansible
1mo
Save
Mark Applied
Hide
Distinguished Engineer - Global Payment Network
McLean or Richmond or Plano or Riverwoods
$245k-$307k/yr OnsiteFull Time
7+ YOEBachelor's degree, 7+ years software engineering, 5+ years designing distributed systems and public cloud experience; strong coding experience in common languages; payments and high-performance systems experience preferred.
Java, Python, Go, JavaScript, TypeScript, Swift
1mo
Save
Mark Applied
Hide
Senior Network Engineer [Onsite] [Not Eligible for Sponsorship, No H-1B]
Oak Brook, Illinois, United States
$90k-$120k/yr OnsiteFull Time
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
2w
Save
Mark Applied
Hide
IT Technician Tier 3 – Senior Systems & Network Engineer
Mount Prospect, Illinois, United States
$80k-$100k/yr OnsiteFull Time
5+ YOE5+ years in IT infrastructure, strong Windows Server and networking experience, Azure and Intune hands-on, virtualization (Hyper-V/VMware), monitoring (Zabbix) experience, ability to architect and troubleshoot complex systems.
Windows Server, Active Directory, DNS, DHCP, Group Policy, Hyper-V, VMware, Microsoft Azure, Microsoft Intune, Zabbix, firewalls, routers, switches, VLANs, VPNs
1w
Save
Mark Applied
Hide
Senior Platform Engineer, Network Infrastructure - DGX Cloud
Santa Clara or Illinois or Washington or California or Massachusetts or United States
$168k-$334k/yr HybridFull Time
8+ YOE8+ years building or operating production Kubernetes platforms, proficiency in Go or Python, GitOps, CI/CD, production on-call and incident response, and experience with network infrastructure or distributed systems.
Kubernetes, Cluster API (CAPI), Metal3, Go, Python, GitOps, CI/CD
1mo
Save
Mark Applied
Hide
Principal Software Development Engineer (IC4) - Network Region Build (NRB)
United States or Abilene or Austin or Nashville or Chicago or Pittsburgh or Philadelphia or Saline
$115k-$235k/yr OnsiteFull Time
6+ YOEStrong software engineering in Python/Java/Go/Rust, networking fundamentals (BGP, TCP/IP, IPv6), experience with distributed systems, Git and CI/CD, Linux production environments; 6+ years experience.
Python, Java, Go, Rust, Git, GitHub Copilot, ChatGPT Enterprise, Oracle AI, Codex, YANG, OpenConfig, NETCONF, gNMI, OCI - DNS, TCP/IP
2mo
Save
Mark Applied
Hide
Senior Network Architect & Administrator
Chicago, Illinois, United States
$150k-$185k/yr OnsiteFull Time
8+ YOEDesign, implement, and maintain enterprise network for trading systems; 8+ years in network engineering; expertise in NGFW, cloud networking, and financial connectivity.
NGFW platforms, Cloud platforms (AWS, Azure, GCP), SIEM (Splunk, Sentinel, QRadar, Elastic), IAM platforms (Azure AD/Entra, Okta, Ping), ZTNA, MFA, Python, PowerShell, Ansible
1mo
Save
Mark Applied
Hide
Lead OT Network Systems
Chicago, Illinois, United States
$142k-$177k/yr OnsiteFull Time
7+ YOETechnical leader for OT infrastructure and cybersecurity across manufacturing sites; requires 7+ years OT infrastructure/automation/industrial networking or OT cybersecurity experience, bachelor\u0002s degree (or equivalent), expertise with Allen-Bradley/Rockwell, VMware, Windows, Claroty, EDR/NDR, micro-segmentation, incident response, and OT SOC ...
Allen-Bradley, Rockwell IDC, VMware, Windows, Claroty, CTD, xDome, EDR, NDR, micro-segmentation, Purdue reference architecture, IEC 62443, NIST CSF
2mo
Save
Mark Applied
Hide
Principal Systems Engineer (Chicago, IL, US)
Chicago, Illinois, United States
OnsiteFull Time
4+ YOELead design and development of IFEC systems and related networks; define system requirements; collaborate with product, software, and hardware teams.
Docker, VMs, Jama Connect, QUIC, TCP/IP, HTTP, 802.11, SD-WAN, firewalls, networking protocols
2mo
Save
Mark Applied
Hide
Field Sales Engineer, Midwest
Chicago, Illinois, United States
$110k-$125k/yr RemoteFull Time
4+ YOE4+ years in networking/video systems; bachelor’s in CS/CE/Network Engineering/Information Systems; pre-sales support; travel up to 75%.
2mo
Save
Mark Applied
Hide
IT Engineer (Voice, Network, Systems & CCaaS)
Downers Grove, Illinois, United States
$100k-$110k/yr HybridFull Time
Owns voice, network, and CCaaS platforms; hands-on Cisco UC and Teams Voice; experience with CCaaS (Five9, Zoom, Nice); strong networking and real-time traffic knowledge; migration and automation experience.
CUCM, Unity, Jabber, Five9, Zoom, Nice, Microsoft Teams, SSO, APIs, PowerShell, SolarWinds, SASE, SD-WAN
1mo
Save
Mark Applied
Hide
Lead OT Network Systems
Chicago, Illinois, United States
$142k-$177k/yr OnsiteFull Time
7+ YOEBachelor's in engineering/IT/cybersecurity/computer science (or equivalent OT experience); 7+ years in OT infrastructure, automation, industrial networking, or OT cybersecurity; deep experience with Windows, VMware, Allen-Bradley/Rockwell, EDR/NDR, Claroty; MSP and incident response experience.
Allen-Bradley, Rockwell, VMware, Windows, Claroty, Claroty CTD, Claroty xDome, EDR, NDR, micro-segmentation, Purdue OT reference architecture, IEC 62443, NIST CSF
2mo
Save
Mark Applied
Hide
IT Engineer (Voice, Network, Systems & CCaaS)
Downers Grove, Illinois, United States
$100k-$110k/yr HybridFull Time
Own voice and CCaaS platforms; Cisco UC and Teams Voice; CCaaS experience; network fundamentals; multi-layer troubleshooting; migration experience.
CUCM, Unity, Jabber, Microsoft Teams Voice, Five9, Zoom, Nice, SIP, CUBE, SASE, SD-WAN, PowerShell, APIs, SolarWinds
Explore Jobs
Expand Your Job Search
Top Cities in Illinois for Network System Engineer
- Network System Engineer jobs in Chicago, IL
- Network System Engineer jobs in Aurora, IL
- Network System Engineer jobs in Rockford, IL
- Network System Engineer jobs in Joliet, IL
- Network System Engineer jobs in Naperville, IL
- Network System Engineer jobs in Springfield, IL
- Network System Engineer jobs in Peoria, IL
- Network System Engineer jobs in Elgin, IL
- Network System Engineer jobs in Waukegan, IL
- Network System Engineer jobs in Champaign, IL
- Network System Engineer jobs in Cicero, IL
- Network System Engineer jobs in Bloomington, IL
- Network System Engineer jobs in Arlington Heights, IL
- Network System Engineer jobs in Evanston, IL
- Network System Engineer jobs in Schaumburg, IL
- Network System Engineer jobs in Bolingbrook, IL
- Network System Engineer jobs in Decatur, IL
- Network System Engineer jobs in Palatine, IL
- Network System Engineer jobs in Skokie, IL
- Network System Engineer jobs in Des Plaines, IL