Dion.Messink

Experience

From internship to medior in private cloud

IT roles at PinkRoccade, Firewall-ICT, AlfaByte and Pets&Co.

Oct 2025 to present · · Apeldoorn · Hybrid

PinkRoccade Cloud Solutions

total at PinkRoccade. PinkRoccade Cloud Solutions is a managed IaaS/cloud provider for business-critical applications, especially healthcare and local government, plus other workloads that need high redundancy. More about PinkRoccade Cloud Solutions

Medior Technical Administrator (Pink Private Cloud team) Full-time · Oct 2025 to present ·
  • Private cloud operations: VMware (HA), Linux/Windows, on-prem at customers and in the datacenter.
  • Migrations and in-place Red Hat 7 to 8 upgrades via Leapp (boot partitions, GRUB, filesystems, SSSD/LDAP).
  • HPE hardware (DLs, blades), SPP updates; storage and SAN (DataCore, Alletra, Nimble, FC switches).
  • Mail environments (Mailborder/Postfix), Veeam, Ansible, NetBox; hardening (CIS/RHEL, Windows/AD).
  • On-call for highly redundant managed application platforms.
Medior Technical Administrator (TSS team) Full-time · Jan 2025 to Oct 2025 ·
  • The TSS team mainly helped TSS customers: OS administration and application management.
  • Incidents, changes and operational stability, with plenty of direct customer contact.
  • Further built soft skills: clear communication with customers about systems and applications.
  • Grew from junior to medior based on ownership and technical depth.
Junior Technical Administrator (TSS team) Full-time · Jul 2023 to Jan 2025 ·
  • Started after a successful internship; OS and application management for TSS customers.
  • Monitoring, support and customer-focused ops in managed IT environments.
Intern (IET team) Internship · Jan 2023 to Jul 2023 ·
  • Internship within the IET team; hired afterwards as Technical Administrator.

Sep 2022 to present · · Twello

Self-employed / Owner, Firewall-ICT

#RELAX! We have everything under CTRL!

  • Full ICT management for consumers and businesses: workplaces, laptop/PC repair, device setup and migration.
  • NAS setups (TrueNAS, Synology), on-site servers (Windows Server, Linux, Proxmox, VMware, Active Directory).
  • Network configuration, backup and configuration management.

More information about Firewall-ICT

Aug 2021 to Feb 2022 · · Apeldoorn

ICT employee, AlfaByte Computers Apeldoorn

  • Building PCs and installing / configuring Windows.
  • On-site customer visits: from intake to delivery.
  • Helping customers end-to-end: clarify needs, deliver the solution, and send the invoice.
  • Administration, scheduling, opening and closing the shop; guided team members.

Feb 2019 to Jun 2023 · · Twello · Part-time

Employee, Pets&Co

  • In-store sales; 4.5 years responsible for the aquarium department.
  • Shop-floor customer service. Foundation for communication skills I kept training in IT.