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Data Network Jobs in Illinois (NOW HIRING)

Perform analysis and prepare reports in support of data network monitoring, improvement, and regulatory compliance. Develop and implement strategies for securing assets, customer services delivery ...

L3 9+ years of experience in Data Networking, especially in the enterprise network environment. 5+ years of experience in consulting, design, implementation and migration and transformation projects.

L3 * 9+ years of experience in Data Networking, especially in the enterprise network environment. * 5+ years of experience in consulting, design, implementation and migration and transformation ...

L3 * 9+ years of experience in Data Networking, especially in the enterprise network environment. * 5+ years of experience in consulting, design, implementation and migration and transformation ...

Senior Network Engineer

Granite City, IL · On-site

$38.21 - $43.94/hr

Leads support for data network incident and event management including investigation, troubleshooting, reporting, resolution, root cause analysis and corrective action management. Participates and ...

Senior Network Engineer

Rolling Meadows, IL

$104.60K - $143.30K/yr

Candidate will primarily act in a Tier 3 engineering support role for the enterprise data network platforms performing various activities. Such activities include troubleshooting performance issues ...

Monitor the Data Network for performance and connectivity issues * Perform corrective actions and restore network equipment and services * Plan and implement network configuration changes and ...

Network Analyst

Des Plaines, IL · On-site

$39.62/hr

Under general supervision, plan, manage and oversee the operation of the data network, related equipment, and software. Supervise and/or perform the installation and maintenance of the network ...

Communicate with clients regarding status of open tasks daily. Assist with projects for data network design, development, and implementation, working in conjunction with professional services teams.

Skillset/Knowledge Data Network Skills - * Technical Skills: General knowledge of LAN/WAN, routing, switching, load balancers, firewall required * Customer Focus: Understands the expectations and ...

Network Engineer

Chicago, IL · On-site +1

$86K/yr

Communicate with clients regarding status of open tasks daily. * Assist with projects for data network design, development, and implementation, working in conjunction with professional services teams.

Lead Network Engineer

Schaumburg, IL · On-site

$100.20K - $138.20K/yr

Design and architect data and telecommunications networks to meet business needs. * Oversee daily network operations, including performance monitoring, incident resolution, and adherence to uptime ...

Lead Network Engineer

Schaumburg, IL · Hybrid

$142K - $157K/hr

Design and architect data and telecommunications networks to meet business needs. * Oversee daily network operations, including performance monitoring, incident resolution, and adherence to uptime ...

Data Network Skills - • Technical Skills: General knowledge of LAN/WAN, routing, switching, load balancers, firewall required • Customer Focus: Understands the expectations and requirements of ...

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Showing results 1-20

Data Network information

See Illinois salary details

$100.3K

$129.1K

$167.2K

How much do data network jobs pay per year?

As of May 28, 2026, the average yearly pay for data network in Illinois is $129,077.00, according to ZipRecruiter salary data. Most workers in this role earn between $115,300.00 and $141,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Data Network Engineer, and why are they important?

To thrive as a Data Network Engineer, you need a solid understanding of networking fundamentals, protocols (such as TCP/IP), and a relevant degree or certifications like Cisco's CCNA or CCNP. Familiarity with network hardware, configuration management tools, firewalls, and monitoring systems is typically required. Strong analytical thinking, problem-solving, and effective communication skills set top performers apart in this role. These competencies are crucial for ensuring reliable, secure, and efficient data network operations that support organizational connectivity and performance.

What are some common challenges faced by professionals working in Data Network roles, and how can they be addressed?

Professionals in Data Network roles often encounter challenges such as managing network security, ensuring minimal downtime, and keeping up with rapidly evolving technologies. Addressing these challenges involves staying updated with the latest security protocols, proactively monitoring network performance, and participating in ongoing training and certification programs. Additionally, collaborating closely with cross-functional teams like cybersecurity and IT support can help identify potential issues early and maintain optimal network operations.

What are data network jobs?

Data network jobs involve designing, implementing, managing, and securing networks that transmit digital information between computers and devices. Professionals in this field ensure reliable connectivity, troubleshoot network issues, and maintain performance for organizations of all sizes. Common roles include network engineer, network administrator, and network architect. These jobs often require knowledge of networking protocols, hardware, and security best practices.

What is the difference between Data Network vs Network Administrator?

AspectData NetworkNetwork Administrator
CertificationsCCNA, CompTIA Network+CCNA, CompTIA Network+
Work EnvironmentDesigning, implementing, and managing data communication systemsMaintaining and supporting existing network infrastructure
Primary FocusData transmission, network architecture, and protocolsNetwork operation, troubleshooting, and user support
Industry UsageIT, telecommunications, data centersCorporate IT departments, service providers

Data Network professionals focus on designing and managing data communication systems, ensuring efficient data transfer and network architecture. Network Administrators primarily maintain and troubleshoot existing networks, supporting daily operations. While both roles require similar certifications and work in related environments, their core responsibilities differ in scope and focus.

What are the most commonly searched types of Data Network jobs in Illinois? The most popular types of Data Network jobs in Illinois are:
What cities in Illinois are hiring for Data Network jobs? Cities in Illinois with the most Data Network job openings:
Infographic showing various Data Network job openings in Illinois as of May 2026, with employment types broken down into 1% As Needed, 87% Full Time, 8% Part Time, 1% Temporary, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $129,077 per year, or $62.1 per hour.
Voice and Data Network Engineer, Top Secret Security Clearance Required

Voice and Data Network Engineer, Top Secret Security Clearance Required

Next Step Systems

Belleville, IL • On-site

Full-time

Medical, Retirement, PTO

Posted 20 days ago


Job description

Voice and Data Network Engineer, Top Secret Security Clearance Required, Belleville, IL
We are currently looking for a Voice and Data Network Engineer for a great opportunity in Belleville, IL. This position is 100% onsite. Qualified candidates must have an active Top Secret security clearance.
Voice and Data Network Engineer Responsibilities:
- Provide technical guidance for directing and monitoring information systems operations. Designs, builds, and implements network systems.
- Direct compilation of records and reports concerning network operations and maintenance.
- Troubleshoots network performance issues.
- Analyze network traffic and provide capacity planning solutions.
- Monitor and respond to complex technical control facility hardware and software problems.
- Interface with vendor support service groups to ensure proper escalation during outages or periods of degraded system performance.
- Manage the purchase, testing, installation, and support of network communications, including LAN/MAN/WAN systems.
- Perform system-level design and configuration of products including determination of hardware, OS, and other platform specifications.
- Plan large-scale systems projects through vendor comparison and cost studies.
- Perform a variety of systems engineering tasks and activities that are broad in nature and are concerned with major systems design, integration, and implementation, including personnel, hardware, software, budgetary, and support facilities and/or equipment.
- Provide quality assurance review and the evaluation of new and existing software products.
Voice and Data Network Engineer Qualifications:
- At least 3 years of experience is required.
- At least one of the following certifications is required: Cisco Certified Network Associate (CCNA), CompTIA Network+, or Cisco Certified Design Associate (CCDA).
- Top Secret security clearance is required for this position.
Benefits include medical insurance, retirement plan, PTO, etc. Salary: 80K+ DOE. Keywords: Belleville IL Jobs, Voice and Data Network Engineer, Voice, Data, Network Operations, Local Area Network, LAN, Wide-Area Network, WAN, Metropolitan Area Network, MAN, Capacity Planning, Support, Network Communications, Networking, Top Secret, Security Clearance, Illinois Recruiters, IT Jobs, Illinois Recruiting
Looking to hire for similar positions in Belleville, IL or in other cities? Our IT recruiting agencies and staffing companies can help.
We help companies that are looking to hire Voice and Data Network Engineers for jobs in Belleville, Illinois and in other cities too. Please contact our IT recruiting agencies and IT staffing companies today! Phone 630-428-0600 ext. 11 or email us at jobs@nextstepsystems.com. Click here to submit your resume for this job and others.
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