Network Support Engineer

JohnsByrne•Niles, IL

4d•$75,000 - $100,000•Onsite

About The Position

The Network Support Engineer will be responsible for monitoring and managing LAN, WAN, and intranet network architectures to ensure reliable, secure, and scalable connectivity. This role involves maintaining and troubleshooting network hardware, monitoring performance, and planning network upgrades. Additionally, the engineer will administer server virtualization environments (VMware, Hyper-V) and support Microsoft Azure cloud infrastructure. Key responsibilities include implementing and managing identity and access solutions like Single Sign-On (SSO) and Cisco Duo MFA, developing network security policies, and collaborating with cross-functional teams. The position also involves responding to incidents, evaluating new technologies, and providing technical guidance to IT staff.

Requirements

Bachelor’s degree in Computer Science, Information Technology, Network Engineering, or a related field; or equivalent combination of education and experience.
Minimum 5 years of experience in network engineering, administration, or a related role in a mid-to-large enterprise environment.
Hands-on experience with enterprise-grade routing and switching platforms (e.g., Cisco, Meraki, Arista).
Demonstrated experience designing and supporting multi-site WAN architectures, including MPLS, SD-WAN, and site-to-site VPN solutions.
Proven experience administering VMware vSphere/ESXi and Microsoft Hyper-V virtualization platforms in production environments.
Experience deploying and managing Microsoft Azure services, including Azure AD, virtual networking, and hybrid cloud connectivity.
Hands-on experience implementing and supporting SSO and Cisco Duo MFA solutions.
Strong proficiency with routing protocols (BGP, OSPF, EIGRP) and switching technologies (VLANs, STP, port-channel, QoS).
In-depth knowledge of VMware vCenter, ESXi host management, vMotion, and distributed resource scheduling (DRS).
Proficiency with Microsoft Hyper-V Manager, failover clustering, and virtual machine replication.
Working knowledge of Microsoft Azure portal, Azure networking, Azure AD Connect, and conditional access policies.
Familiarity with SSO protocols and standards (SAML, OAuth 2.0, OpenID Connect) and Duo MFA administration and policy configuration.
Experience with network security technologies including next-generation firewalls, IDS/IPS, NAC, and endpoint security integration.
Working knowledge of network monitoring and management tools (e.g., SolarWinds, PRTG, Nagios, Wireshark).
Knowledge of automation and scripting for network and infrastructure operations (PowerShell, Python, Ansible, or similar).

Nice To Haves

Experience in manufacturing, printing, or industrial business environments is strongly preferred.

Responsibilities

Monitor and manage LAN, WAN, and intranet network architectures to ensure reliable, secure, and scalable connectivity across all company locations.
Maintain and troubleshoot network hardware including routers, switches, firewalls, load balancers, VPN concentrators, and wireless access points.
Monitor network performance, availability, and security using industry-standard tools; proactively identify and resolve issues before they impact operations.
Plan and execute network upgrades, expansions, and migrations with minimal disruption to business operations.
Manage IP addressing, DNS, DHCP, and other core network services.
Create and maintain comprehensive network documentation, including topology diagrams, configuration standards, and change management records.
Administer and maintain server virtualization environments using VMware vSphere/ESXi and Microsoft Hyper-V, including provisioning, performance tuning, and capacity planning.
Manage and support Microsoft Azure cloud infrastructure, including virtual networks, resource groups, storage accounts, and Azure Active Directory integrations.
Plan and execute virtual machine migrations, snapshots, backups, and disaster recovery procedures across on-premises and cloud environments.
Monitor virtualization host health, resource utilization, and storage performance to ensure optimal availability and scalability.
Implement and manage Single Sign-On (SSO) solutions to streamline user authentication across enterprise applications and services.
Deploy, configure, and administer Cisco Duo multi-factor authentication (MFA) to enforce secure access policies across the organization.
Develop and enforce network security policies and procedures, including firewall rules, access control lists (ACLs), intrusion detection/prevention systems (IDS/IPS), and VPN configurations.
Manage Azure Active Directory and on-premises Active Directory integration, conditional access policies, and identity governance.
Ensure compliance with industry standards and regulatory requirements relevant to network infrastructure and data protection.
Collaborate with cross-functional teams including application development, systems administration, and security to assess network requirements and deliver integrated solutions.
Respond to and resolve network-related incidents and service requests in a timely manner; participate in on-call rotation as needed.
Evaluate emerging networking and virtualization technologies and make recommendations for adoption to improve performance, reliability, and cost-efficiency.
Provide technical mentorship and guidance to other IT staff on networking and workstation support escalations.