BMS engineer · trainer · author
Hi, I am Hamza Mohamed Ansari
I help people kickstart their careers in the Building Automation Industry.
- Years on BMS projects in Qatar
- 10
- Professionals trained
- 125+
- Course graduates
- 100+

Where would you like to start?
Read the free library
Practical BMS articles, from basics to sequences of operation.
Start learning →BMS for Beginners book
The ABC guide to starting a BMS career.
Get the book →BMS Engineering Course
12 weeks of real project training with 1-on-1 support.
See the course →Simulation Lab
Practise BMS programming online, hands-on.
Try the lab →Most-read guides
All 25 articles →
BMS Basics
Understand the Basic concept of BMS system
What is a BMS or Building Management System? In a nutshell, BMS-System otherwise called as BAS or building automation is computer-based control system which…
Jul 2022

BMS Basics
What is DDC or Direct Digital Controller in BMS System?
What is DDC ? To understand the DDC, we need to know a little bit of history about what was the things before the DDC invention and why it was invented? So…
Oct 2020

BMS Basics
How DPS-differential pressure switch works for fan and filter
What is DPS Switch? DPS or Differential pressure switches is a device used to actuate an electric switch based on differential pressure across two points…
Oct 2020

Careers and Interviews
BMS Interview questions and answers
I have listed some basic interview questions and answers for building automation industry and I used to update this post frequently. Based on the companies,…
Oct 2020

Careers and Interviews
Guide for BMS Operator
1.BMS Operator Roles & Responsibilities I am writing about the roles and responsibility of BMS operators by considering that you have basic understating…
Feb 2022

Protocols and Networking
Understand the BACnet Protocol
What is BACnet? BACnet is a Communications protocol for Building Automation and control networks.BACnet is developed by ASHRAE to facilitate the facility…
Sept 2019