Holafly is a leading travel-tech company specializing in eSIM solutions that provide international travelers with seamless data connectivity in over 160 destinations. Founded in Spain, the company has rapidly scaled to become a key player in the telecommunications industry, leveraging digital-first technology to eliminate traditional roaming charges for millions of users worldwide.

Headquartered in Madrid, Holafly operates with a remote-first culture that attracts a diverse, international workforce. The company is particularly attractive to international professionals due to its global focus, multilingual environment, and extensive hiring across various functions including engineering, data, and marketing for global markets.

Founded in 2018 by Pedro Maiquez and Lidia de la Fuente to solve the problem of expensive roaming for travelers. It has since expanded globally, serving customers in over 160 countries.

For international professionals

Remote-first work model allowing for flexibility across Spain and other regions.
Highly international environment with team members from over 30 different nationalities.
Rapidly growing scale-up offering significant career progression opportunities in travel-tech.
Regularly hires for multilingual roles, including English, German, and French speakers.

Telco Testing & Monitoring Lead

Holafly

Original Advert

Company Overview

Holafly is a high-growth scale-up revolutionising how businesses and travellers connect to the internet abroad. Since 2018, we've empowered travellers in over 200 destinations worldwide with secure and reliable eSIM solutions. With a team of 800+ professionals across multiple countries, we are scaling globally to support travellers with seamless, unlimited data connectivity.

We're not just connecting people-we're enabling freedom and peace of mind, ensuring our users stay connected from the second they land, wherever their journey takes them.

The Role

As the Telecommunications Testing & Monitoring Lead, you will champion network reliability by leading a specialized team to audit and optimize our global carrier performance. Your leadership directly impacts our global scale-up by steering key network providers and ensuring our customers experience flawless connectivity worldwide.

Key Responsibilities

Lead and mentor a high-performing testing and monitoring team to ensure optimal network performance.
Establish quality metrics and monitoring strategies to steer and hold network partners accountable.
Optimize testing workflows and monitoring tools to proactively detect and resolve roaming and data issues.
Collaborate with Carrier Operations to drive technology selection and long-term infrastructure improvements.
Translate technical data into actionable business insights to support partner negotiations and SLA management.

Qualifications

Proven leadership experience within telecommunications environments (e.g., NOC, Engineering, or Service Delivery).
Strong technical knowledge of mobile roaming, eSIM technologies (SM-DP+, multi-IMSI), and Core Network protocols (3G to 5G).
Hands-on experience configuring and optimizing telecom monitoring and testing tools.
Exceptional communication skills with the ability to bridge the gap between technical teams and external partners.
Adaptability to thrive in a fast-paced, hyper-growth scale-up environment.

Nice-to-haves

Familiarity with Diameter, Radius, DNS, or GRX/VPLMN architectures.
Experience managing telecom interconnection contracts and vendor SLA negotiations.

Benefits & Perks

Remote-first culture with a focus on outcome over hours.
Flexible working schedule to support your work-life balance.
The opportunity to grow within a blameless, collaborative environment that values ownership and continuous improvement.