# System Administration

> Selected Engineer ApS work demonstrating System Administration — the achievements that prove it.

- [Established a Technical Support department, servicing over 10,000 clients with IT support and troubleshooting solutions.](https://advisory.engineer.company/portfolio/established-a-technical-support-department-servicing-over-10-40/)
- [Managed a team delivering IT support, data recovery, and hardware repair services to over 1,000 clients, ensuring high‑quality service.](https://advisory.engineer.company/portfolio/managed-a-team-delivering-it-support-data-recovery-47/)
- [Built the operator back‑office — around 40 admin routes and 128 components covering claims, moderation, feature flags, cache and diagnostics — so the platform can be run without database access.](https://advisory.engineer.company/portfolio/built-the-operator-back-office-for-the-platform-102/)

<https://advisory.engineer.company/categories/system-administration/>