Skills

Active Directory & GPO Networking Structured cabling Proxmox · Hyper-V Linux servers PowerShell · batch Windows deployment Monitoring (Nagios) Git

Certifications

Cisco CCNA – in progress, exam Jan 2027
CompTIA Network+ (2017)
Lenovo Qualified PC Service Technician (2026)

Languages

English, Lithuanian, Russian, Polish; basic German

Portfolio

Selected work

Automation · 2026

Faster, safer laptop builds

Raised a team's output from 25 to about 40 laptops a day. Added full-disk-encryption policy at build time (19 of 19 compliant), fixed clock drift, and wrote a tool that updates every build USB stick at once.

Hosting · 2026

Company mail and web, moved in-house

Moved NIOSS e-mail and website from shared hosting to its own Linux VPS: mail server, Let's Encrypt TLS, webmail – for $135 over three years instead of $612 to renew the hosting plan: 78% less.

Virtualisation

From VMware to Proxmox

Ran business infrastructure on VMware ESXi and built clustered VMware labs, evaluated Nutanix in depth, then moved to Proxmox VE. Lab with Hyper-V, a Sophos firewall and configuration management with Puppet. Now offered as a service: VMware to Proxmox migration.

Cabling · 2017–

Whole-site structured cabling

Subcontract cabling for complete office buildings and food-processing factories: cable runs, termination and testing.

Experience

  1. 2026 –Installation Engineer (contract) – Capita, Belfast
  2. 2017 –Director – NIOSS Ltd
  3. [dates]Senior Associate, NOC – Fibrus
  4. 2010 – 2015Engineer – Danwood
  5. 1999 – 2009Service Engineer – BMK