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Germano MassulloGM

Germano Massullo

ITC freelancer

€300/day
Geneva, CH
15+ years

Average response time: 1 hour

About Germano

I am a devoperator with more than 15 years of experience in Free and Open Source Software. In this field, the project I am most proud of is being a Fedora developer.
I recently worked at CERN (European Organization for Nuclear Research) as IT infrastructure administrator of the CMS experiment, in which I managed hundreds of Red Hat Enterprise Linux machines and a data archive of several hundred of PetaBytes.
  • English

    Fluent

  • Italian

    Native or bilingual

  • French

    Basic

Can work on-site
Geneva (up to 50km), Zurich (up to 50km)

Experience

  • CERN
    Virtual Organisation Contact (VOC) in "CMS Experiment offline & computing" group
    DIGITAL AND IT
    March 2021 - February 2024 (2 years and 11 months)
    Geneva, Switzerland
    • Administration of CMS offline and computing computing resources (RHEL 7,8,9 - Openstack - Puppet - Foreman) and data storage (EOS, CVMFS, - in the order of Petabytes);
    • introduction of 'erasure coding' technology in the data storage of CMS experiment, leading to a saving of 33.33\% of RAW space;
    • elaborated prototype proposal of IT security threat model for CMS experiment;
    • negotiations between CMS experiment and CMS research groups for allocation of computational and storage resources. (On behalf of CMS offline and computing leader);
    • negotiations between CMS experiment and CERN IT department for allocation of computational and storage resources. (On behalf of CMS offline and computing leader);
    • CMS offline and computing run manager team (ORM): fulfilled various shifts as shadow ORM, overseeing and managing the operational aspects of the CMS detector's offline runs, ensuring smooth and efficient data acquisition and analysis processes.
  • Thetra (Founder)
    ITC freelancer
    October 2024 - Today (1 year and 8 months)
    IT architect, devops, security auditor.
    Implementing solutions based on opensource software at all levels of the stack
  • CERN
    BOINC developer at IT department - Computing and Monitoring (group) - Infrastructure (section)
    October 2018 - November 2019 (1 year and 1 month)
    Geneva, Switzerland
    • BOINC client/server development and testing on Linux. Packaging BOINC client on Fedora / EPEL (RHEL - CentOS) repositories
    • Speaker for two talks as CERN representative at BOINC workshop 2019, hosted at IBM Chicago
    • Collaborating with IT-ST-FDO for nextcloud / owncloud / cernbox client testing and patching
    • Summer students mentor for webfest 2019

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