John Ling work email
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John Ling personal email
Personal:• 10 years DevOps experience• Infrastructure design and implementation • Network design and administration• Datacenter experience • Excellent problem solving and troubleshooting skills• Security Cleared (SC Level, UK)• Good customer and supplier communication skillsTechnology experience:• SAN / NAS• 3PAR• NetApp• HP Server Hardware• Linux (Redhat,Centos,Ubuntu)cd • Cisco Routers and Switches (ISO)• TCP/IP Stack, VLAN, IP Subnetting, NAT, Routing protocols• Load balancers (F5 Big IP, Cisco CSS)• VMWare ESXi, Workstation, Server• Perl, Python, Bash scripting• Basic SQL (MS SQL, MySQL, SQLite)
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Principle EngineerPay360 Jan 2023 - PresentUnited Kingdom -
Senior Systems AdministratorPay360 By Capita Oct 2015 - Aug 2023 -
Senior Service Design EnginnerSymantec Cloud Services Mar 2015 - Sep 2015Gloucester, United KingdomRoles and Responsibilities • Systems design and integration for Security, Storage, Data Centre Operations and Support• Manage and orchestrate the development, migration and change of existing platforms or services to accommodate changes in applications or technologies • Create design specification documentation, purchasing plans, billing, equipment ordering and installation planningKey Achievements• As service design lead for a high profile data centre consolidation project, I am providing the essential technical and service background to enable the migration of 30+ racks of equipment to two geographically separate sites, within a tight time frame, ultimately saving the company nearly $200k per month in hosting costs -
Storage AdministratorSymantec Cloud Services 2012 - Mar 2015Gloucester, United KingdomRoles and Responsibilities• Proactively and reactively support global NAS and SAN infrastructure for NetApp, 3PAR, Promise and Symantec File Services including managing and evaluating performance and replacement of devices, applying and operating contracts and contract renewals, instigating support contracts and support processes for aged hardware• Develop business case and board proposal presentations for new equipment • Design and implement data migration processes to facilitate system upgrade and site moves• Go-to consultant technical architect on all Storage projects providing in-depth technical insight into capacity, technological solutions and risk analysisKey Achievements• Reducing infrastructure failures from 25% (over 18months) to 0% in just 2 months, I helped to improve company reputation and reduce customer attrition. This was achieved through utilising stack tracing tools and analysis programmes to identify faults in custom code written for Linux and Windows application servers. In doing so, I made changes to different areas of the system to fix the bugs• Applying Apache, Perl and SQLite, I developed an information portal which consolidated information to quickly identify potential areas of risk to the email service, and by making storage monitoring about proactive response rather than reactive crisis management I was able to reduce the overall customer impact, and free up engineer resource -
Service Platform Delivery Team LeaderMessagelabs Sep 2009 - Feb 2012GloucesterI established the Service Platform Team with the support of my manager, having identified a gap in project delivery and stagnating progress between technical and project management disciplines. Roles and Responsibilities • Design and implement departmental structure and processes enabling collaborative working between project stakeholders• Mediate on issues involving multiple stakeholders in development, testing and infrastructure to deliver fast problem resolution around technical road-blocks to achieve agreed milestones• Build business case for new projects including consumption graphs to show trigger points of requirement, infrastructure design, asset acquisition, IT QA environments, financial modelling and growth profiling • Manage and develop a team of three senior technical engineers reviewing performance and approach to improve their performance in roleKey Achievements• A catalyst for project success on over 20 projects from single servers through to whole racks of equipment delivering on time and as planned by collaborating across disciplines internally and with third party vendors• Delivered new load balancing equipment (F5) into company overcoming obstacles from management requiring business case, financial modelling, R&D and board level buy-in. The successful implementation resulted in creating a company technology standard for load balancing which is still in place today -
Infrastructure EngineerMessagelabs Ltd (Now Part Of Symantec) 2005 - 2009GloucesterRoles and Responsibilities• Third line global support for network and shared services across ten global sites • Deploy new servers and networking hardware to facilitate exponential growth capacity over 3 years• Adapt company products to align with new and emerging technologies to future proof for changing customer needsKey Achievements• Brought in on a failing project as lead engineer and immediately identified a lack of cohesion in the team. By bringing together relevant departments and acting as an intermediary as well as lead engineer I brought the project to go live, on time, ensuring customer expectations were met• Reduced the build time of a unit of capacity from five days to one day through intelligent automation scripts• Planned and implemented the installation of business critical memory upgrades within a 2-week window to over 10 global data centres, stabilising the infrastructure for the whole business• Built a custom Linux Kernel to support a new RAID Controller reducing the need to purchase new hardware by 50%
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Network EngineerStar Internet 2002 - 2005GloucesterRoles and Responsibilities• Support shared and hosted servers for several hundred customers including Virgin and Savills delivering 99.99% uptime• Deliver future planning, installation and space management of site including identifying risks and crisis management• Provide advice for customers on appropriate firewall settings for their server security, design and installation of VPNKey Achievements• Designed and built a complete monitoring system to allow Network Operations Centre to gain full visibility of site maintenance requirements including Generator, UPS, AirCon, Temperature, improving safety and efficiency• Increased resiliency of the private back-end network, by facilitating the back-up of all DC hosts during a 12 hour operating window• Wrote tools in Windows to automate basic tasks across three tiers of web hosting resulting in significantly faster new customer deployment and market USP
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Isp EngineerStar Internet 1998 - 2002Cirencester
John Ling Skills
John Ling Education Details
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Cirencester Deerpark SchoolGcse -
Gloucestershire College Of Arts And TechnologyBtec
Frequently Asked Questions about John Ling
What company does John Ling work for?
John Ling works for Pay360
What is John Ling's role at the current company?
John Ling's current role is Principle Systems Engineer at Pay360.
What is John Ling's email address?
John Ling's email address is jo****@****d.co.uk
What schools did John Ling attend?
John Ling attended Cirencester Deerpark School, Gloucestershire College Of Arts And Technology.
What skills is John Ling known for?
John Ling has skills like Cloud Computing, Saas, Security, Data Center, Virtualization, Linux, Managed Services, Tcp/ip, Integration, Network Security, Vmware, Storage.
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