Senior Network Performance Engineer

TEKsystems - Chicago, IL

Full-time - Mid Level

Chicago, IL

10,001+ employees

Professional, Scientific, and Technical Services

About the position

The Network Engineer will play a crucial role in the operations of the network, ensuring that all company connections are implemented and maintained at a highly available, enterprise level. This position involves a blend of project work and system support, as the Network Engineer will be part of a team responsible for managing the network infrastructure environment. This includes ensuring the appropriate configuration, maintenance, and installation of routers, switches, appliances, hardware, software, and tools. The individual will be tasked with maintaining the health and security of the route switch environment by keeping the latest patches and updates, configuring systems, and utilizing monitoring systems to identify and resolve issues. The role will primarily focus on project work, which includes significant initiatives such as a data center build, leveraging new technology with megaports, integrating 3rd party provider links, SaaS solutions, and an Azure redesign. The Network Engineer will collaborate closely with the department leader to identify, design, and develop strategic network solutions that comply with technical and security policies. Additionally, the role requires collaboration with other networking and technical teams, as well as the Information Security team, on new initiatives. As a subject matter expert in several network technologies, the Network Engineer will assist in maintaining the network environment, including configuration, IOS updates, and patches. Troubleshooting network issues will be a key responsibility, utilizing industry-standard network tools and monitoring systems. The position requires strong knowledge of Internet services, encryption, and network-based protocols, including Routing Protocols (EIGRP, BGP, OSPF), Policy Based Routing, OTV, and VXLAN. The role also involves VPN configuration and setup, familiarity with storage and server virtualization technologies, and coding skills in languages such as Terraform, Python, PowerShell, or Yang.

Responsibilities

• Implement and maintain all company connections at a highly available, enterprise level.
• Manage the network infrastructure environment, ensuring appropriate configuration, maintenance, and installation of routers, switches, and appliances.
• Maintain the health and security of the route switch environment by keeping the latest patches and updates.
• Utilize monitoring systems to identify and resolve network issues.
• Focus on project work including data center builds, new technology integration, and Azure redesigns.
• Collaborate with department leaders to design and develop strategic network solutions compliant with technical and security policies.
• Act as a subject matter expert in various network technologies, including analysis and QA.
• Assist in maintaining the network environment, including configuration, IOS updates, and patches.
• Troubleshoot network issues using industry-standard tools and monitoring systems.
• Support Fiber Channel Infrastructure and various network appliances.
• Assist in Business Continuity testing and provide after-hours on-call assistance.

Requirements

• Strong knowledge of Internet services, encryption, and network-based protocols.
• Experience with Routing Protocols (EIGRP, BGP, OSPF), Policy Based Routing, OTV, and VXLAN.
• Proficiency in VPN configuration and setup (Any Connect and Easy VPN).
• Familiarity with Cisco IOS and Cisco NXOS.
• Experience with firewall configuration and implementation (preferably Firepower or Checkpoint).
• Knowledge of Fiber Channel Infrastructure (Nexus 5000, 7000, 8000, 9000 series switches).
• Experience with network appliances such as Citrix NetScaler, F5 BIG-IP, and Cisco ESA.
• Understanding of emerging technologies and their application in solving technical problems or enhancing user experience.
• Coding skills in Terraform, Python, PowerShell, Yang, or similar languages.

Nice-to-haves

• Experience with SaaS solutions and 3rd party provider links.
• Familiarity with storage and server virtualization technologies and their dependencies on network infrastructure.