Information Technology - Senior Network Engineer

Job Description

Information Technology - Senior Network Engineer

Location: Chicago, Illinois (Hybrid)

Role Overview

This organization is seeking a Senior Lead Network Engineer to deliver and support critical network infrastructure across global private data centers, colocation facilities, cloud connectivity environments, and corporate offices. This is a hands-on technical role focused on implementing, migrating, troubleshooting, and supporting production environments. The successful candidate must operate with minimal direction, collaborate across multiple technical disciplines, and transition completed solutions into stable operational support.

Key Responsibilities

• Implement, migrate, optimize, and troubleshoot routing and switching in Cisco Nexus and Catalyst environments, including complex Layer 2/Layer 3 designs, BGP, OSPF, redundancy, and segmentation.

• Deploy and operate data center network fabrics and management platforms utilizing modern infrastructure tooling.

• Design, deploy, migrate, and support enterprise WAN and SD-WAN services with preferred technology platforms.

• Implement and troubleshoot private connectivity between on-premises environments and public cloud platforms.

• Lead complex, high-risk network migrations with clear dependency management, rollback planning, and post-change validation.

• Serve as a senior escalation point to diagnose and resolve complex production network issues.

• Collaborate across adjacent technologies including next-generation firewalls, DNS/DHCP/IPAM, and load balancing.

• Contribute implementation expertise to architecture discussions, reviewing proposed solutions for operational readiness and risk.

• Work effectively in an engineering environment utilizing automation, Infrastructure as Code, and version control tools.

• Develop and maintain technical designs, implementation plans, methods of procedure, and operational documentation.

• Required Qualifications

• Education: A bachelor degree in computer science, engineering, or a related technical discipline is preferred.

• Experience: Candidates must possess more than 10 years of hands-on experience deploying, migrating, managing, and supporting complex enterprise and data center network solutions across on-premises and colocation environments. CCNP-level knowledge is required.

• Technical

Skills

• Proficiency in Cisco Nexus, Catalyst, enterprise routing (BGP, OSPF), SD-WAN design and policy, cloud connectivity (Azure ExpressRoute or AWS Direct Connect), packet analysis, and telemetry tools is required. Familiarity with automation tools such as Terraform, Ansible, Python, and Git is necessary.

• Preferred Qualifications

• Active Cisco CCNP or higher certifications.

• Hands-on experience with Cisco NDFC and Catalyst Center.

• Practical experience with Prisma SD-WAN platforms.

• Technical familiarity with Palo Alto firewalls, Infoblox, and F5 load balancing.

• Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

• Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at https://www.apexsystems.com/privacy-policy

• Everforth Apex

Benefits

• Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer serv