Senior Network Architect

2 weeks ago

Chicago, Illinois, United States Comprehensive Resources Inc Full time
Job Description

Job Title: Senior Network Engineer

Job Summary:

We are seeking a highly skilled Senior Network Engineer to join our team at Comprehensive Resources Inc. The successful candidate will be responsible for designing and implementing complex network architectures, managing technical lifecycles, and delivering change/transformation against created designs.

Key Responsibilities:

  • Define and document network engineering standards
  • Create low-level design documents to meet requirements outlined in high-level designs
  • Develop detailed implementation plans for all engineering-related activities
  • Manage procurement activities relating to build and delivery of new services
  • Ensure smooth transition/handover to operations in line with agreed operational acceptance process
  • Manage technical lifecycle management for all network & communications services
  • Support architecture in creation and upkeep of delivery roadmap for network engineering
  • Support architecture in scoping activities required to produce high-level designs
  • Support architecture in undertaking proof of concept activities
  • Ensure skillsets are relevant and up to date in order to deliver change and provide high level of support
  • Provide 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

Requirements:

  • 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
  • 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)
  • 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
  • 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:

  • 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:

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

Nice to Have:

  • Cisco CCNP Networks

Personal Attributes:

  • Highly organized and proven ability to operate well under pressure, working to tight deadlines
  • Good problem management and customer service skills
  • Positive attitude and capable of remaining positive even when under immense pressure
  • Ability to work with global teams to deliver projects, often at pace and under challenging circumstances
  • High professional standards, never accepting the status-quo; challenges why things are done the way they are
  • Strong communicator, both written and verbal
  • Discourages hero culture and ensures the team always comes before the individual, although always ensuring for the welfare of staff at all times
  • Acts with integrity and embraces the philosophy of treating our customers fairly (compulsory)
  • Works effectively as one IT community across the regions and the business
  • Embraces the philosophy and principles of group IT
  • Understands and applies working practices, policies, and procedures

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