Senior Network Engineer

Looking for Network Architect/Sr Network Engineer

Local to Chicago

Hybrid role , 3 days/week in downtown Chicago office

Role:

This is a technical and hands on role, with a primary focus on design, implementation and support of network engineering changes; you will be expected as well to provide support to the network management and performance operations team with complex troubleshooting of issues as required.

You will have experience of working in high impact, mission critical environments where service matters and exceeding expectations is the norm.

Qualifications (must haves):

•15+ years hands on experience as a network engineering lead within a global enterprise scale organization (phone number removed) users) with both traditional Datacenter and Cloud (Azure/AWS).

• 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.

• Strong background in Cisco, Juniper, Arista, Aruba, SDWAN, routing switching, datacentre 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.

• experience in financial domain

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 ’s 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.

• Responsible for defining and documenting Network Engineering Standards

• Responsible for the creation of Low Level Design documents to meet requirements outlined in the High Level Design

• Responsible for the creation of detailed Implementation Plans for all engineering related activity

• Responsible for Procurement activities relating to build and delivery of new services (Project)

• Responsible for ensuring the smooth Transition/Handover to Operations in line with agreed Operational Acceptance Process

• Responsible for managing Technical Lifecycle Management for all Network & Communications services

• Responsible for supporting Architecture in creation and upkeep of a Delivery Roadmap for Network Engineering

• Responsible for supporting the Architecture in scoping activities required to produce the High Level Design

• Responsible for supporting Architecture in undertaking Proof of Concept activities

• Responsible for ensuring skillsets are relevant and up to date in order to deliver change and provide a high level of support

• Responsible for providing escalation support to Operations with complex troubleshooting of Major Incidents as required

• Provide on call escalation support (rota basis) and work extended hours as and when required