Senior Network Engineer

Job Title: Senior Network Engineer

Duration: 11 months - Potential Contract-to-Hire, based on work performance

Location: Chicago, IL 60604 - Hybrid, onsite 3 days per week

Project Overview / Contractor's Role:
Reporting to the Network Manager, the Senior Network Engineer - Level 4 is seen as a technical expert in Network Engineering infrastructure.

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

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

Experience Level: 3 (Senior)

Qualifications (must haves):

1. 5+ years of Network Architecture experience in a Global enterprise with responsibilities of designing complex networks with Global footprint and high-speed/low latency metrics.
2. 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).
3. Considerable first-hand experience of design engineering and building resilient and scalable engineering solutions, ideally within finance or investment banking.
4. Strong background in Cisco, Juniper, Arista, Aruba, SDWAN, routing switching, datacenter infrastructure and technologies.
5. Solid knowledge of configuration automation tools such as Ansible, YAML, Chef, Puppet, Terraform.
6. 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.
7. Solid understanding of routing protocols such as BGP, OSPF, EIGRP, RIP, MBGP, VXLAN, TCP/IP and IPv6.
8. Solid understanding of Datacenter Spine/leaf architectures using Cisco ACI or Arista spine/leaf, or others.
9. Familiarity with SDWAN infrastructure such as Silverpeak.
10. Familiarity with Layer 3, 4, and 7 load balancing methodologies and protocols as well as experience with highly available network and system architectures.
11. Knowledge of 802.11a/g/n/ac Cisco WLC, WLAN, CAPWAP, LWAPP and other Wireless technologies.
12. Experience with Cisco IOS/NX-OS/ASA-OS, JunOS, ArubaOS and/or Arista.
13. 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.
14. Good understanding of software development lifecycle, ITIL, Agile, Kanban process.
15. Familiarity 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:

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

Technical Certification:
You will have the following certification or demonstrable working experience:

1. Cisco CCNP. CCIE preferred.
2. JNCIP-DC Junos.
3. CWNA.
4. ITILv3 foundation or higher.

Nice to Have:

1. It would be desirable and advantageous to also have certification demonstrable working experience:
2. Cisco CCNP Networks.

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

1. Cisco ACI.
2. CCIE.
3. Wireshark and high skilled troubleshooting tools.

Personal Attributes

1. Highly organized with proven ability to operate well under pressure, working to tight deadlines.
2. Good problem management and customer service skills.
3. Positive attitude and ability to remain positive even under immense pressure.
4. Able to work with global teams to deliver projects, often at pace and under challenging circumstances.
5. High professional standards, challenging the status quo.
6. Strong communicator, both written and verbal.
7. Encourages team culture over individual heroism, while ensuring the welfare of staff.
8. Acts with integrity and embraces the philosophy of treating customers fairly.
9. Works effectively as one IT community across regions and the business.
10. Embraces the philosophy and principles of group IT.
11. Understands and applies clients' working practices, policies and procedures.

Tasks & Responsibilities:

1. Ensure there are defined standards in place, manage the technical lifecycle of products and services, and deliver change/transformation against created designs; ensuring a smooth transition/handover to Network Operations.
2. Define and document Network Engineering Standards.
3. Create Low Level Design documents to meet requirements outlined in the High Level Design.
4. Create detailed Implementation Plans for all engineering-related activity.
5. Manage Procurement activities relating to the build and delivery of new services (Project).
6. Ensure smooth Transition/Handover to Operations in line with agreed Operational Acceptance Process.
7. Manage Technical Lifecycle Management for all Network & Communications services.
8. Support Architecture in creating and maintaining a Delivery Roadmap for Network Engineering.
9. Support Architecture in scoping activities required to produce the High Level Design.
10. Support Architecture in undertaking Proof of Concept activities.
11. Ensure skillsets are relevant and up to date to deliver change and provide a high level of support.
12. Provide escalation support to Operations with complex troubleshooting of Major Incidents as required.
13. Provide on-call escalation support (rota basis) and work extended hours as required.

#J-18808-Ljbffr