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Network Security Jobs in DeKalb, IL (NOW HIRING)

Capital Health

IT Network Infrastructure Engineer Lead

Rockford, IL · On-site

$101K - $140K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Experience in enterprise LAN/WAN, routing and switching, wireless networking, VLANs, TCP/IP, DNS, DHCP, VPN, network security, firewalls, network monitoring, SD-WAN, QoS and network troubleshooting ...

New

Peraton

Network Installer - Central

Elgin, IL · On-site

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL · On-site

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL · On-site

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL · On-site

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

Peraton

Network Installer - Central

Elgin, IL

$23.25 - $30/hr

Ensure the uptime, performance, and security of FAA network infrastructure * Install, configure, and maintain routers, switches, firewalls, and wireless systems * support SD-WAN solutions across ...

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Showing results 1-20

All JobsNetwork Security JobsNetwork Security Jobs in DeKalb, IL

Network Security information

See DeKalb, IL salary details

$20.6K

$122.6K

$163.9K

How much do network security jobs pay per year?

As of Aug 17, 2026, the average yearly pay for network security in DeKalb, IL is $122,636.00, according to ZipRecruiter salary data. Most workers in this role earn between $102,600.00 and $140,400.00 per year, depending on experience, location, and employer.

What is network security?

Network security refers to the strategies, policies, and technologies used to protect computer networks from unauthorized access, misuse, or theft. It involves implementing measures such as firewalls, encryption, intrusion detection systems, and secure protocols to safeguard data and ensure the integrity, confidentiality, and availability of network resources. Network security is essential for organizations to prevent cyberattacks, data breaches, and other security threats that can disrupt operations or compromise sensitive information.

What are the key skills and qualifications needed to thrive as a network security professional?

To thrive as a Network Security professional, you need a solid understanding of network protocols, firewall management, vulnerability assessment, and typically a degree in computer science or a related field. Familiarity with security tools such as SIEM solutions, intrusion detection/prevention systems, and certifications like CISSP or CompTIA Security+ are often required. Strong analytical thinking, attention to detail, and effective communication help professionals anticipate threats and convey risks to stakeholders. These skills are crucial for protecting organizational data, ensuring compliance, and minimizing potential security breaches.

What are some common challenges faced by professionals in network security roles, and how can they be addressed?

Professionals in Network Security often encounter challenges such as staying updated with rapidly evolving cyber threats, managing complex security infrastructures, and ensuring compliance with industry regulations. To address these, ongoing professional development and training are essential, as is fostering strong collaboration with IT and other security teams. Utilizing automated security tools and regularly reviewing security policies can also help mitigate risks and streamline daily operations. Being proactive and adaptable is key to success in this dynamic field.

What is the difference between Network Security vs Cybersecurity Specialist?

AspectNetwork SecurityCybersecurity Specialist
CertificationsCompTIA Security+, Cisco CCNA SecurityCompTIA Security+, CISSP, CEH
Work EnvironmentFocus on network infrastructure, firewalls, VPNsBroader security measures, including networks, applications, and data
Employer & Industry UsageIT departments, network providers, enterprisesAll sectors, including finance, healthcare, government
Search & Comparison IntentSpecific to network protection rolesBroader security roles encompassing multiple domains

Network Security primarily concentrates on protecting network infrastructure, such as firewalls and VPNs, while Cybersecurity Specialists have a broader role, covering all aspects of digital security, including networks, applications, and data. Both roles require similar certifications but differ in scope and work environment, with Network Security focusing more on network-specific tasks and Cybersecurity Specialists handling comprehensive security strategies across an organization.

Is network security a good career?

Network security is a valuable career that involves protecting computer networks from cyber threats using skills in firewalls, intrusion detection, and encryption. It offers strong job growth, competitive salaries, and opportunities for certification such as CISSP or CompTIA Security+ to advance in the field.

Is network security in demand?

Network security professionals are in high demand due to increasing cyber threats and the need for organizations to protect sensitive data. Skills in firewalls, intrusion detection, and certifications like CISSP or CompTIA Security+ can enhance job prospects in this growing field.

What are popular job titles related to Network Security jobs in DeKalb, IL?

For Network Security jobs in DeKalb, IL, the most frequently searched job titles are:

What cities near DeKalb, IL are hiring for Network Security jobs?

Cities near DeKalb, IL with the most Network Security job openings:

Network Security jobs near you
Infographic showing various Network Security job openings in DeKalb, IL as of August 2026, with employment types broken down into 83% Full Time, 14% Part Time, and 3% Contract. Highlights an 92% Physical, 2% Hybrid, and 6% Remote job distribution, with an average salary of $122,636 per year, or $59 per hour.

PRE-SALES ENGINEER - Network Security (Chicagoland)

MRINetwork Jobs

West Chicago, IL • Remote

Full-time

Medical, Dental, Life, Retirement, PTO

Re-posted 26 days ago

Job description

SENIOR SALES ENGINEER - NETWORK SECURITY Location: Remote (WHF) -- Chicagoland or Greater Atlanta area Company: Global Leader in Security Solutions (OEM; public company)Compensation: Lucrative base plus bonus (210K-230K OTE, uncapped), RSUs, generous 401K match, and great benefitsPosition Type: Full-Time/PermPosition ID: 1783

Our client is a financially strong, publicly traded cybersecurity leader that helps enterprise organizations secure, monitor, and optimize complex hybrid cloud and network environments. Their technology is trusted by many of the world's largest companies.

Position Overview

We are seeking a Security Sales Engineer to support enterprise sales efforts by serving as the technical expert throughout the sales cycle. This individual will work closely with Account Executives to uncover customer challenges, deliver presentations and demonstrations, lead Proofs of Concept, and help customers evaluate security and network visibility solutions.

Why This Opportunity?

  • Work with industry-leading cybersecurity and network security technology
  • Strong company culture with excellent employee retention, company culture, career growth opportunity
  • Financially stable organization with a long history of success
  • Uncapped earning potential plus RSUs
  • Excellent benefits including 401(k) match, generous PTO, medical, dental, tuition reimbursement, life insurance, and disability coverage

Key Requirements

  • 7+ years of Pre-Sales Engineering or Technical Sales experience
  • 5+ years supporting or selling cybersecurity, NDR, DDoS, or network security solutions
  • Strong enterprise customer-facing experience
  • Experience delivering technical presentations, demonstrations, and Proofs of Concept
  • Solid understanding of:
    • Network Security (incident response, NDR, EDR, XDR, SOAR, Cyber Kill Chains)
    • Cisco Networking (switches, routers, gateways)
    • TCP/IP and Network Infrastructure (BGP, LAN, WAN, BGP FlowSpec, NetFlow)
    • Cloud Networking Technologies
    • Virtualization, Linux and/or Windows environments
  • Excellent communication and presentation skills
  • Able to travel up to 30%+ in the upper mid-west region, at times
  • Note: This position does not offer any Visa sponsorship, now or at any time in the future.

 

Preferred (not required)

  • Cisco certification (CCNA, CCNP, or CCIE)
  • Experience with RFPs/RFIs
  • Formal sales or pre-sales methodology training

This is an outstanding opportunity for a consultative, customer-facing security professional who enjoys helping enterprise organizations solve complex cybersecurity and network visibility challenges.

If this sounds like you, Contact me.

Contact:Karel Lukas, Managing PartnerThe Trevi Groupkarel@thetrevigroup.comIf this position is not the right match for you... then who comes to mind that should hear about it. Any recommendations you provide will be tagged confidentially with your name so that if we place that person within one year, we will send you a $1,000 Amex Gift Card to thank you for your help. Just know that when we contact people that you recommend to us, we contact them confidentially and never mention your name. You referrals are handled in a completely confidential manner.