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Senior Network Engineer Jobs in Waterloo, IL (NOW HIRING)

Senior Network Engineer

Saint Louis, MO · On-site

$101K - $138K/yr

Job Title Senior Network Engineer Summary Cushman & Wakefield is seeking a highly motivated Senior Network Engineer to focus on delivering the new Zero Trust Security standards to our Branch offices ...

Senior Network Engineer

Saint Louis, MO · On-site

$101K - $138K/yr

Job Title Senior Network Engineer Summary Cushman & Wakefield is seeking a highly motivated Senior Network Engineer to focus on delivering the new Zero Trust Security standards to our Branch offices ...

Senior Network Engineer

Saint Louis, MO · On-site

$101K - $138K/yr

Job Title Senior Network Engineer Summary Cushman & Wakefield is seeking a highly motivated Senior Network Engineer to focus on delivering the new Zero Trust Security standards to our Branch offices ...

Senior Network Engineer

Saint Louis, MO · On-site

$101K - $138K/yr

Job Title Senior Network Engineer Summary Cushman & Wakefield is seeking a highly motivated Senior Network Engineer to focus on delivering the new Zero Trust Security standards to our Branch offices ...

Senior Network Software Engineer

Shiloh, IL

$96K - $132K/yr

The Senior Network Software Engineer will support the development and release of new software tools using the Cisco Network Services Orchestrator (NSO) platform, Python, and other software languages ...

Senior Network Software Engineer

Shiloh, IL · On-site

$96K - $132K/yr

The Senior Network Software Engineer will support the development and release of new software tools using the Cisco Network Services Orchestrator (NSO) platform, Python, and other software languages ...

Senior Engineer, Network

Fenton, MO

$99K - $136K/yr

Job Overview We are seeking a highly skilled and experienced Senior Network Engineer to support and evolve a large enterprise network environment spanning corporate campuses, manufacturing and ...

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Senior Network Engineer information

See Waterloo, IL salary details

$39.4K

$114.7K

$162.1K

How much do senior network engineer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior network engineer in Waterloo, IL is $114,650.00, according to ZipRecruiter salary data. Most workers in this role earn between $96,300.00 and $132,000.00 per year, depending on experience, location, and employer.

What is a senior network engineer?

Senior Network Engineers are experienced IT professionals responsible for designing, implementing, and managing complex computer networks within organizations. They oversee network infrastructure, troubleshoot issues, ensure network security, and optimize performance. Typically, they lead network projects, mentor junior staff, and collaborate with other IT teams to support business operations. Their expertise covers a range of technologies, including routers, switches, firewalls, and cloud networking.

What are some common challenges faced by senior network engineers when managing large-scale network infrastructures?

Senior Network Engineers often encounter challenges such as integrating new technologies into legacy systems, ensuring network security across a growing number of devices, and maintaining high availability while performing upgrades or troubleshooting. Balancing the demands of multiple stakeholders—like IT, security, and business units—can also be complex. Staying updated with evolving protocols and proactively identifying potential performance bottlenecks are crucial parts of effectively managing large-scale environments.

What does a senior network engineer do?

A senior network engineer builds and maintains data communication networks for a company or organization. As a senior network engineer, you have several years of industry experience and lead a team of junior network engineers and network administrators to ensure both the local area network (LAN) and wide area network (WAN) are functioning properly. Your job duties include installing software and hardware, creating a layout plan for cables, and troubleshooting and solving problems that arise with the networks for which you are responsible.

What is the difference between Senior Network Engineer vs Network Administrator?

AspectSenior Network EngineerNetwork Administrator
CertificationsCCNP, CCIE, Cisco certificationsCCNA, CompTIA Network+
Work EnvironmentDesign, implement, and troubleshoot complex networksMaintain and support existing network infrastructure
ResponsibilitiesNetwork architecture, advanced troubleshooting, project leadershipNetwork setup, monitoring, routine maintenance

While both roles involve network management, a Senior Network Engineer focuses on designing and implementing complex network solutions, often leading projects. In contrast, a Network Administrator primarily maintains and supports existing networks, ensuring smooth daily operations.

What are the key skills and qualifications needed to thrive as a senior network engineer, and why are they important?

To excel as a Senior Network Engineer, you need a deep understanding of network architecture, protocols, security, and typically a bachelor's degree in computer science or a related field. Expertise in configuring and troubleshooting routers, switches, firewalls, and experience with tools like Cisco IOS, Juniper, or cloud networking platforms, along with certifications such as CCNP or CCIE, are highly valued. Strong problem-solving abilities, communication skills, and leadership are crucial for designing solutions and collaborating with IT teams. These competencies ensure reliable, secure, and scalable network infrastructures that support critical business operations.
What are the most commonly searched types of Network Engineer jobs in Waterloo, IL? The most popular types of Network Engineer jobs in Waterloo, IL are:
What job categories do people searching Senior Network Engineer jobs in Waterloo, IL look for? The top searched job categories for Senior Network Engineer jobs in Waterloo, IL are:
What cities near Waterloo, IL are hiring for Senior Network Engineer jobs? Cities near Waterloo, IL with the most Senior Network Engineer job openings:
Infographic showing various Senior Network Engineer job openings in Waterloo, IL as of August 2026, with employment types broken down into 1% As Needed, 80% Full Time, 12% Part Time, and 7% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $114,650 per year, or $55.1 per hour.

Senior Network Engineer

Cushman & Wakefield

Saint Louis, MO • On-site

$101K - $138K/yr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 21 days ago


Cushman & Wakefield rating

7.4

Company rating: 7.4 out of 10

Based on 159 frontline employees who took The Breakroom Quiz

110th of 202 rated real estate companies


Job description

Job Title

Senior Network Engineer

Job Description Summary

Cushman & Wakefield is seeking a highly motivated Senior Network Engineer to focus on delivering the new Zero Trust Security standards to our Branch offices, Data Centers and Cloud environments.

Job Description

Responsibilities

  • Design, implement, and support enterprise network services across LAN, WAN, SD-WAN, VPN, routing, switching, wireless, firewalls, and secure remote access.
  • Provide senior hands-on engineering expertise across Fortinet, Palo Alto, Silver Peak, Cisco branch and data centre networking, and zero trust controls, ensuring solutions are scalable, supportable, and aligned to enterprise standards.
  • Translate platform standards and architectural direction into detailed designs, build configurations, and implementation plans.
  • Deliver engineering outcomes across branch, campus, edge, cloud, and Azure networking, including integration with VMware-hosted workloads.
  • Own key engineering activities including network lifecycle management, capacity and resilience planning, service optimization, and remediation.
  • Lead complex changes, migrations, and deployments such as SD-WAN transformations, branch refresh programmes, firewall and segmentation changes, and cloud connectivity enablement.
  • Provide Level 4 escalation support for major incidents and complex technical issues, including deep troubleshooting, root cause analysis, recovery planning, and vendor engagement.
  • Drive continuous improvement in network and security services through standardization, reliability improvements, documentation, and knowledge transfer.
  • Work closely with security teams, operations teams, and managed service providers to ensure services are delivered securely, transitioned effectively, and operated to agreed standards.
  • Travel to project sites, offices, data centres, and partner locations as required to support assessments, implementation activity, cutovers, stakeholder engagement, and critical go-live or remediation work.

General Network Operations & Engineering

  • Support the design, planning, implementation, and continuous improvement of secure, scalable, and high-performing network services.
  • Maintain global network performance, availability, integrity, and security to enterprise standards.
  • Contribute to data centre, cloud and core infrastructure networking, lifecycle planning, upgrade strategies, and service roadmaps.
  • Contribute to, produce, and maintain processes, procedures, operational and architectural documentation, that meet CIO/CTO Standards.
  • Participate in global engineering initiatives and cross-functional working groups.

Required Skills

  • Deep hands-on experience with Cisco enterprise networking and wireless, including Cisco ISE as an authentication backend, and Fortinet firewall, switching, wireless, and SD-WAN, including design and support of corporate wireless environments.
  • Strong expertise in Layer 2 / Layer 3 networking, including routing protocols such as BGP, OSPF, and EIGRP, plus high availability and segmentation design.
  • Extensive experience with SD-WAN technologies, particularly Silver Peak and Fortinet SD-WAN, including design, migration, implementation, optimisation, and support.
  • Strong experience in network security and zero trust models, including firewall policy design, segmentation, secure access models, and Zscaler (ZIA, ZPA, ZDX) or equivalent SASE platforms.
  • Experience with Azure networking, including hybrid connectivity, segmentation, and Virtual WAN Hub, alongside networking integration with VMware environments.
  • Good knowledge of monitoring and observability platforms such as SolarWinds, and strong understanding of incident, problem, and change management in large enterprise environments.
  • Experience with automation and infrastructure-as-code, using tools such as Python, Ansible, JSON, Jinga2 or YAML.

Additional Skills

  • Strong troubleshooting and analytical capability across complex enterprise environments.
  • Ability to manage multiple priorities in a fast-paced global setting.
  • Clear communication, stakeholder engagement, and mentoring capability.
  • Strong focus on delivery, ownership, and service reliability.

Technology Stack (Relevant Exposure)

  • Cisco (routing, switching, wireless, Nexus, Meraki, ISE)
  • Fortinet (firewalls, SD-WAN, switching, wireless)
  • Zscaler (ZIA, ZPA, ZDX)
  • Silver Peak SD-WAN
  • Azure Networking and Virtual WAN Hub
  • VMware, F5 (desirable), and SolarWinds or equivalent monitoring platforms

Person Specification

  • 10+ years of experience in enterprise networking, SD-WAN, and network security engineering.
  • Strong hands-on experience delivering complex network solutions in large enterprise environments.
  • Proven ability to diagnose and resolve high-severity technical issues.
  • Experience working in globally distributed teams.
  • Willingness and ability to travel as needed for project delivery, site engagement, implementation support, and major change activity across regional and global locations.

Certifications (Preferred):

  • Cisco CCNA / CCNP / CCIE
  • Fortinet NSE (or equivalent)
  • ITIL Foundation

Desirable:

  • Advanced networking or security certifications
  • Automation and scripting experience
  • Knowledge of ISO27000 or similar security frameworks

Cushman & Wakefield also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health, vision, and dental insurance, flexible spending accounts, health savings accounts, retirement savings plans, life, and disability insurance programs, and paid and unpaid time away from work. In addition to a comprehensive benefits package, Cushman and Wakefield provide eligible employees with competitive pay, which may vary depending on eligibility factors such as geographic location, date of hire, total hours worked, job type, business line, and applicability of collective bargaining agreements.
The compensation that will be offered to the successful candidate will depend on factors such as whether the position is covered by a collective bargaining agreement, the geographic area in which the work will be performed, market pay rates in that area, and the candidate's experience and qualifications.
The company will not pay less than minimum wage for this role.
The compensation for the position is: $ 102,000.00 - $120,000.00Cushman & Wakefield is an Equal Opportunity employer to all protected groups, including protected veterans and individuals with disabilities. Discrimination of any type will not be tolerated.

In compliance with the Americans with Disabilities Act Amendments Act (ADAAA), if you have a disability and would like to request an accommodation in order to apply for a position at Cushman & Wakefield, please call the ADA line at 1-888-365-5406 or emailAccommodations@cushwake.com. Please refer to the job title and job location when you contact us.

INCO: "Cushman & Wakefield"

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