Lennert Sier

Medior System Engineer at GreenMont
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Contact Information
us****@****om
(386) 825-5501
Location
Bovenkarspel, North Holland, Netherlands, NL
Languages
  • Dutch -
  • English -
Skills

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Credentials

  • SMB Voice Expert
    Cloud Champion Netherlands
    Oct, 2021
    - Sep, 2024
  • Microsoft Azure Security Services
    edX
    May, 2020
    - Sep, 2024
  • Windows 10 Security Features
    edX
    Feb, 2020
    - Sep, 2024
  • IT network essentials
    edX
    Nov, 2019
    - Sep, 2024
  • DB2 11.1 Adv. Db Admin 2L464G
    IBM
    Feb, 2019
    - Sep, 2024
  • IBM Application Performance Management Advanced 8.1.x (TOD45G)
    IBM
    Jun, 2018
    - Sep, 2024
  • IBM Tivoli Monitoring 6.3 for Implementers (TOS59G)
    IBM
    Jun, 2018
    - Sep, 2024
  • Bigdata 101
    IBM Cognitive Class
    May, 2018
    - Sep, 2024
  • Blockchain Essentials
    IBM Cognitive Class
    May, 2018
    - Sep, 2024
  • HTML5 Application development Fundamentals 98-375
    Microsoft
    Feb, 2018
    - Sep, 2024
  • Sofware development Fundamentals 98-361
    Microsoft
    Nov, 2017
    - Sep, 2024
  • A+ .CE
    CompTIA
    Sep, 2017
    - Sep, 2024
  • D1
    CBR CCV
    Jan, 2012
    - Sep, 2024

Experience

  • GreenMont
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Medior System Engineer
      • May 2023 - Present

      Mail, data migrations. Configuring security items in M365. Building and configuring VM’s for different applications. Troubleshooting lots of different IT issues from basic workstations to more complex problems.

    • Junior System Engineer
      • Jan 2021 - May 2023

      Microsoft 365 AAD/Exchange/Intune/CA/Flows, Windows, Windows server 2012/2016/2019 AD/Exchange, MacOS management. Autotask PSA and workflows automation , Datto RMM. Powershell scripting. VoIP solutions. Finding solutions to preventing problems that might occur over time.

    • Help Desk Support Specialist
      • Aug 2020 - Jan 2021

  • KNS Automatisering BV
    • Netherlands
    • IT Services and IT Consulting
    • 1 - 100 Employee
    • Technical Support
      • Jul 2019 - Jul 2020

      1ste line IT helpdesk. Windows, Office suite, Microsoft 365, backups Veeam, Solarwinds. Assaying importance of problems, create a ticket and getting the right information. 1ste line IT helpdesk. Windows, Office suite, Microsoft 365, backups Veeam, Solarwinds. Assaying importance of problems, create a ticket and getting the right information.

  • IT Performance Advisor
    • Netherlands
    • Information Technology and Services
    • Technical Consultant
      • Feb 2018 - Jul 2019

      Monitoring Systems, Test the capacity of the systems, Writing baseline reports and optimization reports, Detecting infrastructure but also application performance problems. Implementing software. Creating test environments. Monitoring Systems, Test the capacity of the systems, Writing baseline reports and optimization reports, Detecting infrastructure but also application performance problems. Implementing software. Creating test environments.

  • ANWB Drivers Academy
    • Motor Vehicle Manufacturing
    • 1 - 100 Employee
    • Driving Instructor
      • Aug 2014 - Feb 2018

      Driving instructor WRM-B (Fear of Failure / ADD / ADHD / Autistic) both manual and automatic. Older / younger students who need to do a medical test Driving instructor WRM-B (Fear of Failure / ADD / ADHD / Autistic) both manual and automatic. Older / younger students who need to do a medical test

  • Istha
    • Germany
    • Retail
    • Driving Instructor
      • May 2012 - Jul 2014

      Driving instructor WRM-B (Fear of Failure / ADD / ADHD / Autistic) both manual and automatic. Taxi fully educator. Older / younger students who need to do a medical test Administration both office and students. Driving instructor WRM-B (Fear of Failure / ADD / ADHD / Autistic) both manual and automatic. Taxi fully educator. Older / younger students who need to do a medical test Administration both office and students.

  • SDAS
    • France
    • Manufacturing
    • 1 - 100 Employee
    • Instructor advance driving skills
      • Oct 2011 - Feb 2013

      Track Trainer (Anti Slip / driving skills) CCV-D1 trainer Track Trainer (Anti Slip / driving skills) CCV-D1 trainer

  • ANWB rijopleidingen
    • Netherlands
    • Motor Vehicle Manufacturing
    • 1 - 100 Employee
    • Driving Instructor
      • Nov 2011 - May 2012

      WRM-B WRM-B

  • Beerepoot Installatietechniek B.V.
    • Netherlands
    • Construction
    • 1 - 100 Employee
    • Electronic Technician
      • 2007 - 2011

      Electrical installation applying in homes / offices / buildings (old and new buildings) Supervising new students Own construction project Electrical installation applying in homes / offices / buildings (old and new buildings) Supervising new students Own construction project

  • Fremeyer & Wijna B.v.
    • Warehouse Manager
      • 2002 - 2007

      Production wood worker. Warehouse Management. Solving problems with production line. Production wood worker. Warehouse Management. Solving problems with production line.

Education

  • Scheidegger Opleidingen
    Verkorte HBO, Software development
    2016 - 2018
  • Hoekstra rijopleidingen
    MBO, Driving instructor
    2011 - 2012
  • Horizon College
    MBO-3, Electro
    2007 - 2009
  • Instalatie werk noord-holland
    MBO-2, AMSI, MSI
    2007 - 2007

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