Roaming Training, Consultancy, Audit and Seminars2026-04-09T10:44:43+02:00

Roaming Training & Consultancy

Basic and advanced levels in various languages

ROAMING TRAINING AND CONSULTANCY

Do you want your roaming team to be highly motivated and have streamlined roaming processes in place? Roamingwise helps you accomplish this with various trainings and consultancy options.

In our personal approach we help roaming teams of operators worldwide in making sure that new employees are quickly trained and that more experienced employees are kept informed of the latest roaming developments. This results in a streamlined roaming department with motivated people who can start right away.

Next to English, trainings can be provided in many other languages.

Training & Seminars

More inside...

(Online) In-house Training

Basic and advanced trainings on commercial and technical roaming topics. For further details click here!

Consultancy

More inside...

Consultancy

Consultancy on short-term and long-term roaming projects. For further details click here!

TRAINING & SEMINARS

Online trainings are offered throughout the year. In the small groups, attendees receive full attention and there is sufficient opportunity to ask questions related to the own situation.

Another option is to organise a training for your own team, online or on-site. We are happy to discuss with you a most suitable agenda and delivery date.

CONSULTANCY

Roamingwise has various consultants available to deliver the following roaming activities:

ROAMING START-UP

Guidance to setting up the roaming team, preparing documents, GSMA membership, IREG and TADIG testing and launching the first roaming agreements.

ROAMING AGREEMENT NEGOTIATION

Contacting potential roaming partners and having roaming agreements signed. IOT Discount Negotiation can be included.

IOT DISCOUNT STRATEGY & NEGOTIATION

Looking at the traffic figures a strategy of IOT Discount Negotiation is prepared and roaming partners are approached to negotiate the best possible deals.

TESTING AND TROUBLESHOOTING

IREG and TADIG testing (2G, 2.5G, 3G, 4G and 5G) on-site and off-site. Roaming configuration and troubleshooting.

To discuss your consultancy needs in detail, please contact us.

RECENT EVENTS

ABOUT

With her passion and enthusiasm for Roaming and training, Milja Hofman started the company Roamingwise in 2011 in which she combines the two.

Milja delivered on-site trainings to over seventy operators worldwide and organised a number of successful Open Training Seminars.

SPECIALISED TRAINERS

Milja Hofman

Milja Hofman started her career in The Netherlands as TADIG Tester and Product Manager International Roaming. Before starting up Roamingwise, Milja worked at a Data Clearing House  in Luxembourg. Milja closely follows the GSMA working groups and teaches the GSMA standards. With Roamingwise, Milja supported many very satisfied customers in the past fifteen years.

Erik Vrolijk

Erik Vrolijk

Following a successful managerial career within Finance & Wholesale at the KPN Mobile Group, Erik Vrolijk founded Connect2Roam early 2007. Erik specializes in improving the profitability of the roaming business for mobile operators. Part of his service portfolio is providing support on IOT negotiations. Many companies have chosen Erik because of our outstanding experience and contacts in the industry.

Joshua Odoteye

Joshua Odoteye is an international telecom consultant with over 15 years experience in the telecom industry. His core areas of expertise are international roaming and core networks. He has supervised the implementation, testing and launching of over 300 LTE roaming services as well as several GSM/CAMEL/UMTS services. Joshua has consulted for various mobile operators across Europe and Africa and has extensively worked on global vendor products including Ericsson, Huawei, Cisco and Nokia.

Raymond Bouwman

Raymond Bouwman is an international telecommunication expert with over 25 year experience in mobile communication technology. He has worked on many projects for MNOs, MVNOs and telecom regulators both in the network and in the domain. He has been providing training in mobile communication since GSM took off and has deep technical insight in mobile communication technology.

PARTNERS

CLIENTS

TESTIMONIALS

Roaming All-round

21-04-2026|

I appreciated that Milja tailored the amount of time spent on topics to the group taking the training and her ability to discuss industry trends.

Andrew Zulkoski, Carrier Relations Manager, SaskTel Canada

BCE

18-02-2026|

Milja Hofman is a very efficient and eloquent trainer with deep knowledge of the subject and with the ability to convey that knowledge in a very direct and effective way.

Manuel Garbes, Senior Roaming Manager, Nova Greece

Travel eSIM

17-02-2026|

The session was very informative and technical.

Seba Al-Naami, Assistant Specialist, Zain Omantel Oman

Thales, France

03-10-2025|

Thanks for having tailored the content to our needs, your deep expertise in both technical and business fields, and your ability to answer questions whlile keeping the pace of the training.

Frederic Martinent, Product Line Manager, Thales, France

CONTACT

Telephone

Number inside!

Telephone

+31610235958

E-mail

E-mail inside!

LinkedIn

Link inside!

LinkedIn

linkedin

Let us know how we can help you by leaving a message and you will hear from us soon!

    Your Name (required)

    Your Email (required)

    Telephone number

    Your Message