Online Network Courses

We Are Your Guide In The Network & Wireless World.

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Welcome to Grandmetric Watch!





About our project

Grandmetric Watch is an innovative project aimed at educating entry-level network engineers. We want to use our knowledge gained over many years of work as network specialists and share it with people who want to start their professional adventure in this world. Observing the network training market, we noticed that people are easily discouraged by the archaic form of the presented content. That is why we are launching a portal that encourages learning new techniques and putting them into practice! With us you will learn:

Smiley faceHow to configure routers & switches

Smiley faceHow wireless systems work

Smiley face How signals are formed

Smiley faceHow to plan your wireless network

Smiley faceHow to plan IP addressing within your network

Smiley faceHow to secure your network

Smiley faceHow to calculate Wi-Fi AP range

Meet the Team

Want to know who's going to guide you through your trainings? Of course you do!

We are Grandmetric - IT&Telco Next Generation Consulting company providing technical insights along with technical trainings and advanced services specializing in wireless communications, IP networking and network security.


Marcin Biały


Advisory Architect / Instructor

Marcin Biały is Network and Security Architect with over 10 years of experience, with Service Provider and Enterprise networking background.


Marcin Dryjanski


Principal Consultant / Instructor

Marcin has over 10 years of international experience in wireless communications R&D. He co-authored a book, and magazine and conference articles in this field.


Mateusz Buczkowski

Senior Engineer / Instructor

Mateusz has an extensive experience in telecomunication systems acting as an R&D engineer, and as a teaching assistant at the technical university.


Pawel Scheffler


Project Manager

A marketing enthusiast coordinating all the work related to Grandmetric Watch project.

Why choose us?

Look what distinguishes us from the other offers!

Absorb knowledge in enjoyable way

Tired of boring courses with authors who read the entire course from slides? Our trainings are distinguished by careful graphic design and thorough translation of the issues discussed - so that you can understand everything!

Merging network with wireless

Our trainings are mixing both worlds of engineering to help you with becoming all-around specialist!

Help & Practice your skills


Our courses are not only theory based! There are also exercises that will be useful to you in your daily work. We will give you the necessary tools that will help you to deal with the tasks that network specialists must face in their work routine.

What people say about us?

Enric Rovira

Technical Leader & Radio System Architect

It is a good initiative to form interesting and focused courses for study. The courses are pragmatic on dedicated technical areas, worth watching by ‘newbies’ as they provide overall concrete view. The courses are also enjoyable for those with more experience as well.

Arkadiusz Karmowski

Network Engineer

The training I attended was conducted in a substantive and reliable manner. The trainer was kind, polite and professionally transferring the knowledge. The whole training turned out to be very helpful and useful.

Marcin Berkowicz

Network Administrator

Very interesting training, professionally prepared. The teacher was with solid technical knowledge and, what’s even more important, with experience in implementation of big projects. I sincerely recommend and would happily take part again.

Nick Bailey

Recruitment Manager - Wireless Systems

Marcin is a very knowledgeable Principal Consultant in Wireless research technologies. He has a great attitude and is helpful, humble and friendly.

Advisory Board

See who stays behind the curtains :)

Our advisory board consists of world class recognized experts in the networking and wireless fields holding numerous expert level certificates and doing top level research.


Prof. Hanna Bogucka


Head of Wireless Communications Department at PUT, Poland


Dr Adrian Kliks


Assistant Professor at PUT, Poland


Dr Youssouf Ould Cheikh Mouhamedou

Senior Wireless Access Expert, Saudi Arabia


Jacek Ozga

Network Automation Engineer at, Poland, CCIE #53431


Jeff Tantsura

Head of Technology Strategy at Nuage Networks, USA, IAB Member, WG Chair IETF


Denis Zuev

Lead Engineer at Li9 Technology Solutions, USA, RHCA, CCIE, JNCIE, CCDE, HCIE