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Network Architect Jobs in O Fallon, IL (NOW HIRING)

Meridian Systematics

Sr Network Engineer

Saint Louis, MO · On-site

$110K - $136K/yr

Data Center O&M & Architecture: Perform Tier III troubleshooting, maintain LAN/WAN configurations, execute network upgrades, and evaluate emerging technologies for ERB presentation and integration.

Marathon TS

Be Seen First

Defense Red Switch Network (DRSN) Support Technician III

Scott Air Force Base, IL · On-site

$33.65 - $38.46/hr

Create/update/resolve unclear problems and issues faced, utilizing a broad knowledge of the network architect, utilizing the Service Now platform Notify necessary points of contacts based on ...

CACI

Network/SATCOM Engineer

Saint Louis, MO · On-site

Job Title: Network/SATCOM Engineer Job Category: Information Technology Time Type: Full time ... Develops system specifications, architecture designs, integration and test plans, and all relevant ...

Abacus Technology

Network Engineer

Belleville, IL · On-site

... Architecture, and current/future state planning. * Support troubleshooting network issues experienced at JBA and JBLM operational A2G2's and platforms that access the A2G2. * Support the A2G2 ...

Abacus Technology

Network Engineer

Belleville, IL

... Architecture, and current/future state planning. * Support troubleshooting network issues experienced at JBA and JBLM operational A2G2's and platforms that access the A2G2. * Support the A2G2 ...

Abacus Technology

Network Engineer

Belleville, IL

... Architecture, and current/future state planning. * Support troubleshooting network issues experienced at JBA and JBLM operational A2G2's and platforms that access the A2G2. * Support the A2G2 ...

caleres

Network Engineer

Saint Louis, MO · On-site

Collaborate with architects and other stakeholders to develop network architecture plans, including LAN, WAN, and data center networks * Support network upgrades: Implement network changes and ...

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All JobsNetwork Architect JobsNetwork Architect Jobs in O'Fallon, IL

Network Architect information

See O Fallon, IL salary details

$19

$67

$87

How much do network architect jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for network architect in O'Fallon, IL is $67.13, according to ZipRecruiter salary data. Most workers in this role earn between $58.08 and $77.79 per hour, depending on experience, location, and employer.

What is a network architect?

A network architect maintains an organization’s computer network. As a network architect, your job is to design, monitor, and implement changes to the computer systems. Typical duties include evaluating new technologies, installing new software and hardware, analyzing the performance of networks, and providing troubleshooting assistance. An essential part of the job is monitoring network security, spotting security flaws before they are manipulated, and staying current with the latest industry technologies. The job requires experience with large computer networks as well as data communication systems.

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

To thrive as a Network Architect, you need a deep understanding of network design, protocols, and security principles, typically supported by a degree in computer science or information technology. Familiarity with network hardware, cloud platforms, and certifications such as Cisco CCNA/CCNP or CompTIA Network+ is highly valued. Excellent problem-solving, analytical thinking, and strong communication skills set top candidates apart in this role. These skills are critical to designing reliable, scalable, and secure network infrastructures that support organizational goals and adapt to evolving technologies.

How does a network architect typically collaborate with other IT teams during large-scale infrastructure projects?

Network Architects play a key role in cross-functional collaboration, especially during large-scale infrastructure projects. They work closely with system administrators, cybersecurity teams, and software developers to ensure network design aligns with operational needs and security protocols. Regular meetings and design reviews are common, allowing Network Architects to gather requirements, address technical constraints, and integrate feedback across departments. This collaborative approach helps ensure robust, scalable, and secure network solutions that support the organization's goals.

What is the difference between Network Architect vs Network Engineer?

AspectNetwork ArchitectNetwork Engineer
Required CredentialsTypically requires a bachelor's degree in computer science or related field, with certifications like CCNP or CCDPOften requires a bachelor's degree and certifications such as CCNA or CompTIA Network+
Work EnvironmentDesigns and plans large-scale network infrastructure, often in corporate or enterprise settingsImplements, maintains, and troubleshoots networks, working in similar environments
Employer & Industry UsageUsed by organizations needing network design and strategic planningUsed by organizations for daily network operations and support

While both roles require networking knowledge and certifications, Network Architects focus on designing network systems and strategies, whereas Network Engineers handle the implementation and maintenance of these networks. Both roles are essential in maintaining robust network infrastructure within organizations.

Are network architects in demand?

Network architects are in high demand due to the increasing need for secure and efficient network infrastructure in organizations. They typically require strong skills in network design, security, and certifications like Cisco or CompTIA, and employment opportunities are expected to grow as technology reliance expands.

How much do network architects earn?

Network architects typically earn a median annual salary of around $120,000, with salaries ranging from approximately $80,000 to over $180,000 depending on experience, location, and certifications such as Cisco or CCNP. Senior roles or those in high-demand areas can offer higher compensation, especially for professionals with strong skills in network design and security tools.

Is a network architect a stressful job?

A network architect's role involves designing and implementing complex network systems, which can be stressful due to project deadlines, technical challenges, and the need for high reliability. However, the level of stress varies depending on the organization, workload, and experience, with certifications like Cisco or CompTIA Network+ helping to manage responsibilities effectively.
More about Network Architect jobs

What cities near O'Fallon, IL are hiring for Network Architect jobs?

Cities near O'Fallon, IL with the most Network Architect job openings:

Network Architect jobs near you
Infographic showing various Network Architect job openings in O'Fallon, IL as of August 2026, with employment types broken down into 1% As Needed, 79% Full Time, 15% Part Time, and 5% Contract. Highlights an 91% Physical, 2% Hybrid, and 7% Remote job distribution, with an average salary of $139,622 per year, or $67.1 per hour.

Sr Network Engineer

Meridian Systematics

Saint Louis, MO • On-site

$110K - $136K/yr

Full-time

Medical, Dental, Vision, Retirement, PTO

Posted 7 days ago

Job description

Benefits:
  • 401(k)
  • Dental insurance
  • Flexible schedule
  • Health insurance
  • Paid time off
  • Vision insurance

Sr. Network Engineer 

Location: On-site (Customer Location)

Position Summary: 
The Senior Network Engineer delivers Tier III SME-level support across customer Data Center networks, application delivery platforms, and network security environments. This role spans the full lifecycle—from solution design, system integration, and deployment to ongoing operations, maintenance (O&M), and advanced fault management for high-consequence intelligence operations.
Key Responsibilities: 
  • Data Center O&M & Architecture: Perform Tier III troubleshooting, maintain LAN/WAN configurations, execute network upgrades, and evaluate emerging technologies for ERB presentation and integration. 
  • Deployment & Stage Management: Collaborate with cross-functional system engineers, project managers, and stakeholders to design, deploy, and scale network solutions on established timelines. 
  • Security & Performance Management: Ensure network integrations comply with DoD STIGs and customer standards; integrate systems into availability frameworks and execute change management protocols. 
  • Analysis & Diagnostic Operations: Perform complex TCP/UDP application flow analyses using network analyzers; coordinate with vendor/Tier IV support to resolve hardware/software anomalies. 
  • Documentation & Standard Operating Procedures: Develop SOPs, network architecture diagrams, and troubleshooting procedures to standardize O&M workflows and support team operations.
Required Qualifications: 
  • Clearance & Polygraph: Active TS/SCI security clearance; willing to take a Counterintelligence (CI) Polygraph. 
  • Experience: 10+ years of network engineering experience, with a heavy focus on data center networking technologies and independent project management. 
  • Certifications: Professional or expert-level certification required (minimum CCNP, F5-CTS, or JNCIP). 
  • Routing & Network Protocols: SME-level expertise with dynamic routing protocols (OSPF, BGP) and TCP/UDP application flow analysis using built-in diagnostic tools and external analyzers. 
  • Tools & Documentation: Proficiency with MS Visio for network architecture mapping; strong written and verbal presentation skills.
Preferred Qualifications: 
  • Expert Certifications: CCIE, F5-CSE, or JNCIE. 
  • Data Center Architecture: Hands-on experience with EVPN, VXLAN, Cisco vPC, Cisco ACI, F5 load balancing, RSTP, and SD-WAN. 
  • Hardware & OS: Deep familiarity with Cisco, Juniper, F5, and Palo Alto platforms.