Danny Buchanan

Senior Network Engineer

Greater Melbourne Area

About

Career in IT spans over 20 years in various network technological roles, providing a well-rounded skill set on multiple platforms. Self-motivated and effective problem solver, with the ability to deal with changing environments and circumstances with a solution focused approach. Constructive team leader and mentor with ability to build a cohesive, collaborative and productive service team. Proficient at coordinating projects, effectively liaising with internal and external customers, ensuring deliverables are met with sustainable outcomes. Thrive on working in a dynamic team with a keen interest in innovative project design and management, working across a range of technologies. Technical Skills: Routing: Cisco and Juniper platforms using EIGRP, OSPF, BGP, and VRF Switching: Cisco Catalyst 2960,3650,3750,4500,6500,9300 and Nexus 5K,6K,9K Firewall: Checkpoint, Palo Alto, Juniper, Cisco ASA & IOS Zone Based Firewall Load Balancer: F5 LTM/GTM, Cisco ACE, NetScaler VPN IPSec: Juniper NetScreen, Cisco IOS, Checkpoint Wireless: Aruba Access Points and Controllers, Aruba Cloud Central Management tools: PRTG, SolarWinds, CiscoWorks, Infoblox, Visio, Jira, Confluence, ServiceNow, Cisco ISE Cloud: Zscaler, connectivity to AWS and Azure environments

Experience

  • Village Roadshow ()
    • Infrastructure Network Specialist
      Mar 2018 - Present · 8 yrs 5 mos

      Network technical lead for operational and project support in a primarily Cisco and Palo Alto environment. Work with project management and business stakeholders to design and build network solutions. Maintain and improve in-house network systems, monitoring and documentation. • Migration to new networking monitoring: Co-ordinated the move from an external vendor monitoring to in-house PRTG monitoring tool. This provided improved, custom alerting and visibility of network health, plus significant cost savings. • Plenty Valley and MCity new cinema projects: Network design, implementation and testing of new cinema site. Included layer 3 and 2 stacked Cisco switches and Cisco router running Zone Based Firewall for security lockdown of required traffic. • SD-WAN migrations: Migrated number of sites from legacy firewalls to SD-WAN over Internet for improved stability and easier management. • Zscaler Internet proxy improvements: Migrated outbound Internet services to Zscaler via direct GRE Tunnel connectivity. Implemented Zscaler advanced firewall and bandwidth control to improve security and Internet usability. • Aruba WiFi migration: Working with an external vendor, migrated off legacy AP’s/on-prem controllers to new AP’s managed via Aruba Central. • Check Point firewall R80 upgrade: Working with an external vendor, upgraded all in-house firewalls. This included a new rebuild of the Azure DMZ environment.

    • Senior Network Engineer
      Feb 2017 - Mar 2018 · 1 yr 2 mos

      Network contract consultant, primarily working on the design and implementation of new infrastructure projects. Additionally, assisting on data centre migrations to AWS/Azure cloud environments, core network route re-design to BGP, incident escalations, troubleshooting and resolving existing network issues, team support/mentoring and procedure documentation & diagrams. • Top Golf Movie World project: Layer 3 network design, consultation and installation of network routers and Checkpoint firewall. Included integrating Aruba layer 3 core switches with Cisco edge routers running BGP. • Core Internet improvements: Pro-actively designed and implemented Internet re-route and automatic Internet failover for two major offices. Outcome Achieved: Restored core Internet services for head office during major Internet outage and provided additional Internet redundancy. • MuleSoft IaaS connectivity Project: Planned, configured and documented network integration to Amazon Web Services Outcome Achieved: Implemented ahead of schedule, ensuring all deliverables were met for stakeholders • Successfully migrated and tested 22 cinema sites to ensure a working WAN GRE tunnel failover model was in place, which reduced significant downtime for a number of sites • Microsoft Azure vSEC Checkpoint DMZ: Worked with external vendor and internal stakeholders to clarify requirements and resolve ongoing issues with vSEC Checkpoint firewall set-up and design Outcome Achieved: Efficiently and effectively progressed project forward to a satisfactory outcome for all stakeholders

  • Senior Network Engineer at EBOS Group Limited
    Jul 2020 - Nov 2020 · 5 mos

    Senior member of a team of network engineers to provide operational and project support for network services, in a primarily Juniper, Palo Alto & F5 based environment. Worked with project management and business stakeholders to design and build network solutions. Maintained and improved in-house network systems, monitoring and documentation. o Core routing redundancy & improvements: Analysed and resolved BGP routing deficiencies on Palo Alto data centre firewalls. This enabled WAN & Internet link auto failover between sites and better route preference to reduce latency. o Network PRTG Monitoring Improvements: Included creating dashboards for key sites WAN & Internet links utilisation, critical alerts to MS Teams channel, NetFlow top talkers and high link utilisation alerting on key WAN & Internet links. o Telco WAN throughput issue resolution: Pinpointed and managed with Telco a router licencing throughput issue on several WAN link edge routers. o Business Unit services migration: Designed and created new DMZ environment to enable migration of web and database servers to new data centre. o Updated key network diagrams and migrated from file based to Confluence for network documentation.

  • Senior Network Engineer at Markit
    2008 - 2016 · 8 yrs

    Senior Network Engineer of the Global Network Operations team of 20 staff, covering 13 data centres, 20 offices and over 1,000 external financial service client institutions worldwide. Supported a cross section of router, switch, firewall, load balancer and wireless technologies. Primarily project focused in addition to assisting 3rd level support escalations, Subject Matter Expert (SME) issues, mentoring/training and documentation. • Subject Matter Expert for core business of sub-company MarkitSERV, covering network infrastructure hosted over four EU data centres. Outcome Achieved: issues addressed, pinpointed and resolved efficiently, resulting in significantly reduced downtime to clients. • Designed, planned and migrated Sydney and Tokyo office network infrastructure to new sites successfully during multiple moves. Outcome Achieved: All services working day one per migration. • Managed external client router and VPN installations over the project life cycle. Outcome Achieved: Met project deliverables to allocated timeframe, overcoming obstacles such as delayed delivery of WAN links and client request alterations. • Mentored junior engineers, facilitated training sessions and developed detailed Operations online documentation to ensure NetOps support service standards were maintained. Outcome Achieved: Built a cohesive services support team through positive and constructive feedback and mentoring and via the development and delivery of standardised protocol and handover procedures to ensure ongoing (24-7) productivity for timely issue resolution. • Re-designed and configured Chicago office network infrastructure to meet company standards. Outcome Achieved: Saved company USA $15K+ per annum and developed sustainable office infrastructure.

  • SwapsWire (5 yrs 7 mos)
    • Network Engineer
      2004 - 2008 · 4 yrs

      Primary IT Engineer in Asia-Pacific (APAC); supporting the company’s internal and external network infrastructure which covered five global data centres, four offices and 100+ client site routers on Cisco, Checkpoint and F5 platforms. • Managed external APAC client router installations and moves in addition to supporting and diagnosing issues for 100+ client sites. • Project Co-ordinator for Tokyo Disaster Recovery (DR) Data Centre and office moves. • Provision of System Engineer Support to the Tokyo Customer Services and Marketing Teams for the Production environment. • Back-up IT support during APAC business hours for Microsoft/Firewall/UNIX infrastructure.

    • Network Engineer
      Jun 2003 - May 2004 · 1 yr

      Administrated and supported Cisco customer site routers WAN network and Internal London/New York/Tokyo office router/switching infrastructure.

    • System Administrator
      Jul 2002 - Jun 2003 · 1 yr

      Administrated and supported Microsoft File/Exchange/DHCP servers & PC's in London/New York/Tokyo. Back-up support for Solaris UNIX servers and Cisco network infrastructure.

  • UNIX Systems Administrator at AGB Nielsen Media Research
    Jan 2002 - Jul 2002 · 7 mos

    Administrated and supported SCO/Linux UNIX servers and developed shell scripts for requested automated tasks, including new SMS alert system to key support staff members. Created and maintained a UNIX operations and technical procedures team manual.