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Network Engineer Government Jobs in Illinois (NOW HIRING)

Cornerstone Defense LLC

Network Engineer I

Belleville, IL · On-site

$60 - $80/hr

Network Engineer I - Joint Fires Network (JFN) Location: Scott AFB, IL Compensation Range: $55 ... S. Government. Realizing early on that our most prized assets are our employees, we continually ...

Cornerstone Defense

Network Engineer I

Belleville, IL · On-site

$55 - $75K/hr

S. Government. Realizing early on that our most prized assets are our employees, we continually ... The Network Engineer II executes real-time network operations, analysis, troubleshooting, and ...

Cornerstone Defense

Network Engineer II

Belleville, IL · On-site

$70 - $90K/hr

S. Government. Realizing early on that our most prized assets are our employees, we continually ... The Network Engineer II executes real-time network operations, analysis, troubleshooting, and ...

CYNET SYSTEMS

Network Engineer

Rosemont, IL · On-site

$52 - $57/hr

Coordinate with remote engineering teams during network maintenance and incident resolution ... government agencies, and enterprise organizations across the United States and Canada. We deliver ...

GCyber

Senior Network Engineer

Scott Air Force Base, IL · On-site

$150 - $200/hr

... Government requires before each change. * Serve as the Tier 3+ escalation point for network ... Engineer and review configurations for routers, switches, firewalls, VLANs, VPNs, CIDR and VLSM ...

C3EL

IL · On-site

An active, in-scope US Government issued Secret clearance. * Current DoD-8570 IAT Level 2 baseline ... Network engineering, problem management, and performance management experience. * Knowledge of ...

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Network Engineer Government information

What is a network engineer government?

A Network Engineer in a government role is responsible for designing, implementing, and maintaining secure and efficient network infrastructures for government agencies. They ensure reliable connectivity, monitor network performance, and troubleshoot issues while complying with security regulations and protocols. This role often involves working with firewalls, routers, switches, VPNs, and encryption to protect sensitive government data. Additionally, Network Engineers may collaborate with cybersecurity teams to mitigate threats and enhance network resilience.

What are the key skills and qualifications needed to thrive as a network engineer government?

To excel as a Network Engineer in a government setting, you need a robust understanding of network infrastructure, security protocols, and troubleshooting techniques, typically supported by a degree in computer science or a related field. Familiarity with network management tools (such as Cisco IOS, Juniper, or Palo Alto), security frameworks, and certifications like CCNA, CCNP, or CompTIA Security+ is often required. Strong analytical abilities, attention to detail, and effective communication skills are crucial for clear documentation and collaboration with team members. These competencies ensure secure, reliable communication networks that meet rigorous government standards and support critical public services.

What are some common challenges network engineers face working in government agencies?

Network Engineers in government roles frequently encounter unique challenges such as working with legacy systems, adhering to strict security and compliance requirements, and navigating multi-layered approval processes. They must ensure network reliability and safeguard sensitive data, often under tight budget constraints or during critical operations. Collaboration across various departments and adapting to evolving government policies are also typical aspects of the job. These challenges require adaptability, technical expertise, and strong problem-solving skills to ensure the secure and efficient operation of government networks.

What are the most commonly searched types of Network Engineer Government jobs in Illinois?

The most popular types of Network Engineer Government jobs in Illinois are:

What are popular job titles related to Network Engineer Government jobs in Illinois?

For Network Engineer Government jobs in Illinois, the most frequently searched job titles are:

What job categories do people searching Network Engineer Government jobs in Illinois look for?

The top searched job categories for Network Engineer Government jobs in Illinois are:

What cities in Illinois are hiring for Network Engineer Government jobs?

Cities in Illinois with the most Network Engineer Government job openings:

Network Engineer Government jobs near you
Infographic showing various Network Engineer Government job openings in Illinois as of August 2026, with employment types broken down into 1% As Needed, 65% Full Time, 29% Part Time, and 5% Contract. Highlights an 92% Physical, 3% Hybrid, and 5% Remote job distribution.

Network Engineer I

Cornerstone Defense LLC

Belleville, IL • On-site

$60 - $80/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago

Job description

Title: Network Engineer I – Joint Fires Network (JFN)

Location: Scott AFB, IL

Compensation Range: $55 - $75k

Clearance: *Active DoD Top Secret required*

Schedule: Rotating w/ 10% Travel

Company Overview:

Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:
  • Medical, Dental and Vision Plans
  • Generous PTO Policy
  • 401(k)
  • HSA and FSA options
  • Life and Disability Insurance
  • Tuition Reimbursement and Training
  • Perks at Work Discount Program
  • Referral Program
  • Leads Generation Program
  • CollegeAmerica 529
  • Fitness Reimbursement Program
  • Travel Assistance
  • Norton Lifelock Benefit Solutions
  • Life Planning Financial & Legal Services
Position Description:

The Network Engineer II executes real‑time network operations, analysis, troubleshooting, and change management across DISN transport and IP infrastructure. This role requires a blend of technical expertise, operational awareness, and customer‑focused communication to maintain maximum network availability and support critical DoD missions. Engineers work in a 24x7 environment and coordinate directly with customers, government agencies, O&M teams, and higher‑tier engineering organizations.

Core Tasks:
  • Execute network operations including configuration, analysis, and support of customer circuits across optical platforms, multiplexers, routers, and switches.
  • Perform real‑time circuit redesign and alternate routing to restore connectivity during outages, maintenance, or service degradations.
  • Work directly with internal/external customers, government agencies, and higher‑tier engineering teams to ensure maximum network availability.
  • Proactively monitor network alarms using platform‑specific tools and identify service‑impacting conditions.
  • Conduct change‑management tasks including hardware replacement, software configuration adjustments, and ASI execution.
  • Utilize incident management applications to document outages, degradations, troubleshooting steps, escalations, and resolutions throughout the lifecycle of network incidents.
  • Assess, identify, and recommend solutions to network issues using foundational knowledge of routers, switches, crypto devices, routing, Cisco, Juniper, MSPP, optical transport systems, MPLS, TDM, and SDH/SONET.
Qualifications:
  • Bachelor’s degree and less than 2 years relevant experience, or equivalent education/experience combination.
  • DoD‑8570 IAT Level II certification (Security+ CE or equivalent) prior to start date.
  • Ability to work in a 24x7 shift environment.
  • General understanding of both IP and Transport network topologies.
Preferred:
  • Experience in a tech control facility or cyber transport environment.
  • Exposure to circuit actions, vendor coordination, or IP/Transport architecture.
  • Experience with SolarWinds and Jira.
  • Telco NOC, inside plant, or outside plant experience.
  • Proficiency with MS Office Suite (Outlook, Word, Excel, PowerPoint, Access, Teams).
  • Experience in one or more areas: alarm surveillance, fault management, LAN maintenance, performance management, change management.
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