Dean G.

Experience

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  Siemens

  Oct 2007 - Mar 2016

  Preparation of sales proposals for potential customers providing technical expertise, involving design of CCTV systems as well as other security disciplines.The technical support I offered on a large Wind Farm project was instrumental in building a customer relationship with an internal customer and generating additional revenue for the business of £600,000The technical expertise I demonstrated during the tender stage secured further responsibility for the design and implementation of our systems both offshore and onshore. This involved using managed switches to provide a redundant network, so should any part of the sub-sea export cables fail communication was not lost with offshore platforms. Show less

  • Systems Engineer

    Feb 2012 - Mar 2016

  • Sales Engineer

    Sept 2010 - Sept 2012

  • Commissioning Engineer

    Sept 2009 - Sept 2010

  • Graduate Engineer

    Oct 2007 - Sept 2009
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  National Grid

  Mar 2016 - Jan 2023

  Managed and provided overall support for the National Grid UK Physical security estate, consisting of 12,000+ IP assets and 500+ servers and clients. Maintained a central core infrastructure of failover clusters to ensure high availability and disaster recovery.Managed and maintained the Hirschmann and Cisco network infrastructure for over 100 remote sites. Implemented Layer 3 routing, network segregation, port security, and cyber security best practices to ensure secure and efficient operations.Implemented Windows Active Directory for user authentication, authorization, and accounting. Extended the system to support single sign-on for applications.Managed and led a team of subject matter experts in their respective fields.Project managed internal projects for National Grid, including asset refresh of failing assets, and rollout of a single Gallagher access control system with increased card security.Oversaw commissioning of new sites into the system to ensure minimal downtime to operations.Automated processes using PowerShell and SQL scripting to optimize resources and save on OPEX.Oversaw multiple supporting applications including Synergy, Gallagher, SolarWinds, Tanium, Dell OME, Deister Keysafes, VEEAM, and Axis Camera Management.Acted as a system administrator and subject matter expert for the world's largest Gallagher multi-server system. Instrumental in a multi-server hierarchy change with software development teams in New Zealand, resulting in increased efficiency through the implementation of a parent and child model.Sandboxed multiple software upgrades to minimize operational downtime and ensure near-zero impact to stakeholders. Adhered to ITIL best practices for change management to guarantee consistency across multiple assets. Show less

  • UKPS Engineering Manager

    Apr 2019 - Jan 2023

  • ARC System Engineer

    Mar 2016 - Apr 2019
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  Cadent Gas Limited

  Feb 2023 - now

  Project Delivery Engineer

  Following on providing overall support for the National Grid UK Physical security estate. It put me in prime position to transition Cadent sites into their own operating model. Key delivery phases of the project was transitioning the Vodafone MPLS network from National Grid into Cadent along with all the Local Area Networks (LAN) on sites. Designed and over saw the creation of a new core server infrastructure to support the migration of multiple services, including Active Directory, Access Control system, CCTV system, Public Address system to name the keys disciplines.Key to the success of the project was ensuring all elements came together at the same time. Ensuring all various stakeholders from multiple business units was kept informed at all times Show less