Senior Network Engineer (Chicago IL - Locals Only)

Position Description:

Qualifications (must haves):

• 5+ years of Network Architecture experience in a Global enterprise with responsibilities of designing complex networks with Global footprint and high-speed/low latency matrics.
• 15+ years hands on experience as a network engineering lead within a global enterprise scale organization (5,000-50,000 users) with both traditional Datacenter and Cloud (Azure/AWS).
• You will have considerable first-hand experience of design engineering and building resilient and scalable engineering solutions, ideally within finance or investment banking.
• Strong background in Cisco, Juniper, Arista, Aruba, SDWAN, routing switching, datacenter infrastructure and technologies.
• Solid knowledge of configuration automation tools such as Ansible, Yaml, Chef, Puppet, Terraform.
• In depth knowledge of Layer 2, Layer 3, TCP/IP, and network protocols such as Ether-Channel (LACP,MC-LAG), Virtual Chassis, STP and SNMP.
• Solid understanding of routing protocols such as BGP, OSPF, EIGRP, RIP, MBGP, VXLAN, TCP/IP and IPv6.
• Solid understanding of Datacenter Spine/leaf architectures using Cisco ACI or Arista spine/leaf, or others.
• Familiarity with SDWAN infrastructure such as Silverpeak.
• Familiarity with Layer 3, 4 and 7 load balancing methodologies and protocols as well as experience with highly available network and system architectures.
• Knowledge of 801.11a/g/n/ac Cisco WLC, WLAN, CAPWAP,LWAPP and other Wireless technologies.
• Experience with Cisco IOS/NX-OS/ASA-OS, JunOS, ArubaOS and/or Arista
• Solid knowledge in the use of various monitoring tools and packet capture tools such as Solarwinds Orion NCM/NPM, Wireshark, Gigamon, Netscout, Cisco DNA, etc.
• Good in software development lifecycle, ITIL, Agile, Kanban process
• You will be familiar with a variety of testing tools, networking technologies and techniques to accurately troubleshoot and resolve complex technical problems associated with the service, application and network hardware and software.

Technical Skills & Experience:

You will have expert knowledge and experience in several of the following areas:

• Cisco Routing & Switching. Juniper, Arista, Aruba, Catalyst SDWAN.
• BGP, OSPF, EIGRP, Layer2/Layer 3, STP, SNMP.
• Solarwinds Orion NCM/NPM, Netscout, Gigamon and Wireshark.
• Cloud automation Networking Azure/AWS
• Ansible and/or Puppet automation tools. Python scripting.
• Workflow automation
• Layer 2 and Layer 3 and Layer 4-7 protocols
• WAN Optimization
• DNS, IPAM and DHCP

Technical Certification:

You will have the following certification or demonstrable working experience:

• Cisco CCNP. CCIE preferred
• JNCIP-DC Junos
• CWNA
• ITILv3 foundation or higher

Nice to Have:

It would be desirable and advantageous to also have certification demonstrable working experience:

• Cisco CCNP Networks

It is desirable and advantageous to also have knowledge and experience of the following technology platforms:

• Cisco ACI
• CCIE
• Wireshark and high skilled troubleshooting tools.

Personal Attributes:

• You will be highly organized and have proven ability to operate well under pressure, working to tight deadlines
• You will have good problem management and customer service skills.
• You will have a positive attitude and be capable of remaining positive even when under immense pressure.
• You will be able to work with global teams to deliver projects, often at pace and under challenging circumstances.
• You are someone with high professional standards, who never accepts the status-quo; who challenges why things are done the way they are.
• You will be a strong communicator, both written and verbal
• You discourage hero culture and ensure the team always comes before the individual, although always ensuring for the welfare of staff at all times.
• You will always act with integrity and embrace the philosophy of treating our customers fairly (compulsory)
• You will work effectively as one IT community across the regions and the business
• You will embrace the philosophy and principles of group IT
• You understand and apply working practices, policies and procedures

Tasks & Responsibilities:

The Senior Network Engineer Level 4''s primary areas of responsibility include ensuring there are defined standards in place, manage the technical lifecycle of products and services and deliver change/transformation against created designs; always ensuring a smooth transition/handover to Network Operations.