98 network systems engineer jobs at 68 companies in Peotone, IL
2mo
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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
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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
6d
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Sr. Systems Engineer
California or California or Allen or Schaumburg or Plantation or Salt Lake City
$90k-$100k/yr RemoteFull Time
5+ YOE5+ years technical support or a related bachelor's degree; ability to support NG911 systems, Windows/Linux environments, networking, telephony, and pass CJIS background check.
Windows Server 2008, Windows Server 2012, Windows 7, Windows 10, Linux, UNIX, Active Directory, Asterisk, SS7
3w
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Senior Systems Engineer
Des Plaines, Illinois, United States
$100k-$150k/yr OnsiteFull Time
10+ YOEBachelor's degree in engineering with 10+ years experience, strong networking and routing knowledge, Linux and C/C++ proficiency, hardware/software troubleshooting, ability to obtain US security clearance and to travel.
Linux, C/C++, MANET, HAIPE
2mo
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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
3mo
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Controls Systems Engineer
Bedford Park, Illinois, United States
$84k-$113k/yr OnsiteFull Time
Bachelor's in electrical/controls engineering; DeltaV and Rockwell experience; PLC/DCS knowledge; project management; strong communication.
DeltaV, Rockwell, PLC, DCS, Data historians, Network infrastructure, CCNP (Certification)
3d
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Systems Engineer (1340)
San Rafael or Chicago or Paris
RemoteFull Time
BS/MS in CS/CIS or equivalent, Java/J2EE/SQL knowledge, LDAP, MySQL/Oracle, Windows/Linux, Active Directory, scripting, IAM protocols, cloud IAM, networking, Wireshark, Docker/Kubernetes, strong problem-solving and customer service; English and French.
Java, J2EE, SQL, MySQL, OracleSQL, Windows, Linux, Microsoft Active Directory, LDAP, SAML, OAuth, OpenID Connect, Kerberos, AWS IAM, Azure Active Directory, Google Cloud IAM, TCP/IP, UDP, TLS/SSL, Wireshark, Docker, Kubernetes, Batch file, Shell scripting
2w
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Senior Systems Engineer
Chicago, Illinois, United States
$125k-$145k/yr HybridFull Time
5+ YOE5+ years systems engineering experience; Windows Server, Active Directory, Microsoft 365, cloud (Azure/AWS), PowerShell automation, virtualization, networking and security experience required.
Windows Server, Active Directory, Group Policy, DNS, DHCP, PKI, PowerShell, Python, REST APIs, Microsoft Graph, Git, Terraform, Bicep, ARM, Ansible, CI/CD, Microsoft 365, Microsoft Entra ID, Exchange Online, Teams, SharePoint, OneDrive, Azure, AWS, VMware vSphere, Hyper-V, Microsoft Intune, Configuration Manager, Azure Arc, Microsoft Sentinel, Defender, CrowdStrike, Splunk, Logscale, ServiceNow, Jira
4w
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Campus Systems Engineer (Intern)
Chicago, Illinois, United States
OnsiteInternship
Pursuing a technical degree; experience with Linux/UNIX, shell scripting, Python, and networking concepts; strong operational focus and ability to communicate under pressure.
Linux, UNIX, Python
1mo
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Control Systems Engineer - PLC
Elwood, Illinois, United States
$70k-$100k/yr OnsiteFull Time
3+ YOEBachelor's in engineering required, 3+ years supporting intralogistics automation, strong Siemens and Beckhoff PLC experience, ability to diagnose PLC/HMI/drives/VFDs and industrial networks (PROFINET), ITIL-style ticketing familiarity, ability to travel ~30%.
PLC, Siemens, Beckhoff, HMI, PROFINET, VFD, ITIL
3mo
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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
6d
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Systems Engineer 1
Saint Charles, Illinois, United States
$70k-$80k/yr OnsiteFull Time
Proficiency with Microsoft Server, Microsoft Office 365, Active Directory, Microsoft Azure; networking and system security knowledge; authorized to work in the US.
Microsoft Server, Microsoft Office 365, Active Directory, Microsoft Azure
5d
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Junior HPC Systems Engineer
Chicago or United States
RemoteFull Time
2+ YOE2+ years Linux admin, HPC fundamentals, Bash/Python scripting, practical networking, Git and ticket workflow, US citizenship and eligibility for Secret clearance.
RHEL, Rocky, Alma, Debian, Ubuntu, Bash, Python, MPI, DNS, SSH, Git, Slurm, PBS Pro, LSF, Ansible, Terraform, nvidia-smi, DCGM, BMC, IPMI
22h
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District Systems Engineer
Chicago or Wisconsin or Illinois or United States
$173k-$238k/yr FieldFull Time
3+ YOERequires 3+ years in pre-sales or sales engineering, or SC Academy completion; networking, security architecture, cloud, technical presentation, stakeholder influence, and English proficiency.
SASE, SaaS, CNAPP, SOC, NGFW, Unit 42
23h
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Systems Engineer I
Chicago, Illinois, United States
$100k-$115k/yr OnsiteFull Time
4+ YOEBachelor’s degree in a computer-related field or equivalent experience, Microsoft certification, 4+ years of IT experience, helpdesk experience, systems, networking, virtualization, Windows Server, Exchange, and disaster recovery expertise.
Cisco Unified Communications Solutions, Voice Over IP, Microsoft Server Operating Systems, Microsoft Exchange, Microsoft Office 365, VMware, Hyper-V, Microsoft Windows Server 2008 R2, Microsoft Windows Server 2016, Ethernet, HP, IBM, Dell, Storage Area Network, Microsoft Anti-Virus, Microsoft Anti-SPAM
2mo
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Systems Engineer - Infrastructure & Managed Services
Tinley Park or United States
$80k-$100k/yr HybridFull Time
3+ YOE3+ years in systems engineering or administration in an MSP; strong Windows and Microsoft 365; experience across multiple environments; able to diagnose complex issues.
Windows Server, Active Directory, Group Policy, DNS, DHCP, Microsoft 365, Exchange Online, SharePoint Online, Teams, OneDrive, Entra ID, Intune, VMware, Hyper-V, VPN, Firewall, Networking, RMM tools, PSA platforms
2mo
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Linux Systems Engineer
Chicago, Illinois, United States
OnsiteFull Time
Linux systems, Python automation, Bash scripting, Ansible, Git, and basic networking; experience with Linux services and virtualization.
Python, Bash, Ansible, Git, VMware, Monitoring systems, systemd, SSH, DNS, DHCP
1mo
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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
1mo
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Senior Presales Systems Engineer - Chicago, IL
Chicago, Illinois, United States
$146k-$343k/yr RemoteFull Time
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.
HPE, Aruba, Juniper
2mo
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Senior Systems Engineer
Chicago, Illinois, United States
OnsiteFull Time
5+ YOE5+ years supporting enterprise storage sales to large IT organizations; knowledge of distributed storage, DAS/NAS/SAN, virtualization, high-performance networking, and enterprise security; strong presentation and communication skills; ability to work in unstructured environments.
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