Steven Green

Steven Green

Unix Operator

Followers of Steven Green2000 followers
location of Steven GreenLondon Area, United Kingdom

Connect with Steven Green to Send Message

Connect

Connect with Steven Green to Send Message

Connect
  • Timeline

  • About me

    Technical Planner at Parameta Solutions

  • Education

    • Ounsdale

      -
    • University of East Anglia

      1990 - 1993
      Bachelor's degree Computer Science
  • Experience

    • Morpho

      Jan 1993 - Jan 1993
      Unix Operator
    • Computer Profiles

      Jan 1994 - Jan 1995
      Support
    • State Transit Authority of New South Wales

      Jan 1996 - Jan 1997
      Systems Administrator

      IT janitor/wizard for New South Wales' public transport body.

    • Reuters

      Jan 1997 - Jan 2005
      Resident Engineer

      London.Covered Reuters and market data products at various clients.

    • RBS

      Oct 2005 - Feb 2006
      Market Data Technical Specialist (4 month consultancy)

      London.

    • NET2S

      Oct 2005 - May 2006
      Consultant

      London. Covered various engagements in market data space.

    • Deutsche Bank

      May 2006 - Dec 2006
      Market Data Technical Specialist (Contractor)

      London.

    • Tullett Prebon

      Jan 2007 - Mar 2010
      Realtime Data Feeds Technical Specialist

      Tullett Prebon Information's data feed - worked at both the London and New York/New Jersey locations.

    • Bloomberg

      Mar 2010 - Feb 2011
      Implementation Specialist

      Back in London. Covered engagements in the UK, Europe and Middle East.

    • London Stock Exchange

      Feb 2011 - Jun 2012
      Technical Project Manager
    • Iadnes Consulting

      Jun 2012 - Jan 2022
      Independent Consultant

      Market data/trade floor/systems monitoring/treasury systems/infra projects/financial technology mercenary. That's by day. By night, I do charity and community work and try to make the world a better place.

    • Bank of Tokyo-Mitsubishi UFJ

      Aug 2012 - Jan 2014
      Treasury Systems

      Market data, infrastructure, trading systems, and everything in between. Based on the FX trading floor. Managed the upgrade to a new TREP platform from beginning to end, as well as Thomson Reuters Eikon rollout and implementation of GFI FENICS.

    • System Sentinel

      Jan 2014 - Apr 2015
      IT Consultant

      Specialist in the Sentinel monitoring system based on-site at a major bank, covering both London and Tokyo. Both support and project/implementation work.

    • Crédit Agricole CIB

      Jan 2016 - Aug 2019

      TREP/RMDS, contributions, ION, inhouse bonds/algo/derivatives/FX trading apps, ITRS; planning, monitoring, upgrading, and fixing things. Team leader for a team of engineers covering all of the above, plus managed an extensive and heavy pipeline of technical changes while working across global technology and business functions and maintaining service availability/l2 and l3 support function. Specialist in ION Marketview and TREP market data. Worked on ITRS monitoring rollout for TREP and ION.

      • ERun Technical Team Lead (London) / Senior Market Data Engineer at Crédit Agricole CIB

        Nov 2017 - Aug 2019
      • Senior Market Data Engineer

        Jan 2016 - Aug 2019
    • TP ICAP

      Aug 2019 - Jan 2022
      Market Data DC Migration Engineer

      Working on the company's London data centre migration and associated new market data infrastructure design and build-out. Planning, co-ordinating, testing and executing migration of ~350 servers and associated apps from 4 legacy data centres to 2 modern facilities, while devising standardised builds (hardware, OS, application) and optimising historical set-up. Mixture of total hardware replacements and upgrades combined with lift n shifts/v2vs. Both TREP and in-house applications, covering the internal infrastructure and external client-facing feeds, while maintaining production stability in a sensitive environment. Show less

    • Parameta Solutions

      Jan 2022 - now
      Technical Planner

      Market data technical and support planning and implementation for a stream of infrastructure and application projects. Just completed a data center migration for the Americas offices - planning, design/specification/architecting, implementation. Also worked on data centre migrations for EMEA and APAC; TREP/RTDS market data build out; infrastructure planning and server inventory; ITRS/Geneos monitoring; documentation; change management; runbook authorship; service improvements; support for realtime and EOD data feeds; and all the other things that come with these.Noteworthy achievements with US DC migration :- Consolidation of 5 legacy data centres into two modernised data centres.- Over 30 separate applications migrated to standardised versions in new DCs going through QA and change control.- Standardising hardware and operating system builds into a single, simple set of builds for a 200+ server estate and disposal of legacy tech debt.- Updating and migrating six TREP/RTDS middleware backbones from unsupported to supported versions; including testing and building new multicast environment.- Reducing security exposure through implementing single, standard, secure method login method.- Reducing overall server footprint by ~15% while preserving room for development and growth.- Improving overall ITRS Geneos monitoring of both applications and infrastructure via standardisation and review of existing rules.- Working with networks teams to unpick an enormously complex legacy network and directing the implementation plan to reduce impact to clients to a bare minimum.- Parallel migration of incoming Refinitiv and Bloomberg feeds, handling new and legacy permissioning issues.- Ownership of the issues log, handling over 250 separate issues.- Running changes on 38 separate weekends with teams across three continents to delivery.- Ownership and creation of runbooks and associated QA and change approvals.- No *significant* downtime - internally or to clients. Show less

  • Licenses & Certifications