Expert AI & Data Science (m/f/d) for Vantage Towers

Vantage Towers • Lisboa

Lisboa

from today

The opportunity

The Opportunity

At Vantage Towers, we’re on a mission to power Europe’s sustainable digital transformation. As a leading tower company, we’re ushering in an era of technology-driven advances to help connect people, businesses, and internet-enabled devices like never before. We combine the scale, stability and quality of our tower network with the agility, optimism and energy of a start-up.


As a young TowerCo, we have already achieved strong results with a continued focus on accelerating growth and a special emphasis put on sustainability.

As part of our team, you’ll work in a dynamic and multicultural environment that embraces open communication, collaboration and teamwork. 


If you’re ready to take responsibility and shape the future of telco infrastructure with us, then let’s level up in your career and reach the top – together.

 

Your contribution:

  • Develop and operationalize machine learning and generative AI models for high-impact business use cases;
  • Design and implement data science models, including feature engineering and rapid prototyping;
  • Build and automate AI pipelines, integrating them into business processes and tools;
  • Manage the full AI lifecycle, including MLOps, monitoring, retraining, and governance alignment;
  • Design and deploy GenAI applications for use cases such as content summarization, intelligent document processing, and chatbot assistants;
  • Ensure performance optimization and cost-efficiency of AI models in cloud environments;
  • Collaborate with data engineers and architects to align AI components with enterprise data architecture;
  • Work closely with BI and automation teams to operationalize AI insights across platforms;
  • Contribute to the standardization of reusable GenAI components, prompts, and evaluation techniques;
  • Ensure alignment with responsible AI guidelines, data privacy requirements, and IT security standards;
  • Translate complex AI models into actionable business insights through compelling storytelling;
  • Monitor new trends in GenAI and identify opportunities for innovation and impact.
What makes you stand out:
  • Strong foundation in data science and machine learning, including traditional ML and GenAI use cases, with hands-on experience in applying these techniques to real-world business problems;
  • Ability to identify and prioritize AI opportunities based on business value and feasibility;
  • Proven ability to develop, fine-tune, and integrate generative models (LLMs, etc.);
  • Experience with prompt engineering, retrieval-augmented generation (RAG), and LLM evaluation;
  • Solid grasp of model lifecycle management, versioning, and performance tracking;
  • Experience with cloud-based deployment and integration of AI into business workflows;
  • Strong stakeholder communication skills, including the ability to explain AI/GenAI capabilities and limitations;
  • Curiosity, adaptability, and a drive to stay ahead of AI innovation trends

 

You Must Have:

  • A successfully completed Bachelor’s or Master’s degree in Data Science, Computer Science, Statistics, or a related field;
  • At least three years of hands-on experience in building and deploying machine learning models, including a minimum of two years working with cloud-based AI services, preferably on Google Cloud Platform (e.g. Vertex AI, AutoML, BigQuery ML);
  • Strong proficiency in Python, with experience in ML and GenAI libraries (e.g. scikit-learn, TensorFlow, Hugging Face, OpenAI SDK);
  • Experience developing and deploying LLM-based applications (chatbots, summarizers, semantic search);
  • Knowledge of MLOps and GenAIOps workflows, model retraining, and monitoring;
  • Understanding of GenAI architectural patterns such as RAG, agentic workflows, and embedding stores
    Strong command of SQL and working with structured and semi-structured data;
  • Familiarity with APIs and tools for integrating GenAI capabilities into enterprise applications;
  • Extensive professional experience in distributed, multinational and complex organizations;
  • Fluent English (C1) skills written and spoken
What we offer:
  • A diverse, multicultural setup based on our values – respect, teamwork, responsibility and honesty – and the unique opportunity to shape the organisation 
  • An attractive salary package
  • Meal Allowance Delivered on a Pluxee card 
  • Pension Plan
  • Full Health Insurance: For employees, with co-payment for family members. 
  • Life Insurance
  • Mobile Equipment Allocation: Includes a Red Infinity voucher for employees (minutes, SMS, MMS for national networks, unlimited mobile data for national traffic, and 120 minutes/SMS internationally).
  • Mobile Broadband Card: For internet access (15 GB per month).
  • Additional Discounts: On Vodafone services.
  • 22+3 Holiday Days: 22 days as per labor legislation, plus 1 day for Carnival, 1 for Christmas, and half a day each for Easter and New Year.
  • Growth Platform: Full access to the Growth with Vodafone platform, including unlimited content from the Massachusetts Institute of Technology (MIT), Harvard University, Skillsoft, and Speexx.
  • Optional Membership: Vodafone Club (2 EUR per month), which offers discounts at gyms, ATL's, cultural activities, etc.

Employee testimonials

Aingeru Cano
Aingeru Cano
Team Leader Design and Engineering, Vantage Towers Spain

"Working for VT gives you the opportunity of living a unique experience in a multinational, multidisciplinary and customer-centric company.
Within the infrastructure and roll out service department, you have a direct contact with customers, vendors and other departments of the company to which we must provide service. Moreover, our clients’ high level of rigorousness makes us be continuously pursuing cutting-edge technological solutions. 
I find very motivating the fact of knowing how the same projects and problems are faced from the different markets, leading to the same outcomes in most of cases."

Amr Khalifa
Senior Manager Cyber Security, Vantage Towers Group

"At Vantage Towers, you can enjoy working at a company with start-up mentality, be part of implementing new initiatives and technologies whilst enjoying the capabilities and resources of a multi-national corporation. The result of this interesting mix is an exponential learning curve making Vantage Towers a highly professionally rewarding experience!"

Ana Perez Gonzalez
Ana Perez Gonzalez
Head of Business Operations, Vantage Towers Spain

"Working at VT ES is a refreshing experience: from the moment I joined, I have been able to express my opinions, swiftly implement innovative digitalization projects that improve customer interactions and make life easier for our colleagues. The multicultural environment we work in and the professional level that surrounds me are incentives that make me discover something new every day and want to go further."

Athanasia Solomou
Athanasia Solomou
Sites Construction Manager, Vantage Towers Greece

"I am honored and privileged to be working for such an innovative company as Vantage Towers, promoting and implementing hosting environments of high-end technology solutions.
Every day my team and I are facing new challenges, which we approach through a collaborative team spirit and with respect to the environment. 
Saying so, a successful construction implementation is not only a target achievement but a pleasure of creation.
Further on this truly global and diverse working environment helps widening the horizon of our knowledge, resulting to a top quality daily outcome."

Carlos Chilla
Carlos Chilla
Mng. Technology Strategy & Innovation

“At Vantage Towers, your ideas are not just heard - they drive change. From day one, I was entrusted to lead key projects that challenged me to grow - it’s rewarding to see how my contributions makes a real difference to the company’s success. I am proud that my work helps to keep people connected shaping the future of telecommunications. Working at Vantage Towers is an opportunity to leave a real impact on the industry and to improve the way technology transforms lives.”

Catalina Badoiu
Customer Delivery Manager, Vantage Towers Romania

"I'm happy to be part of this team that promotes and demonstrates values ​​such as trust, teamwork, respect! Here, in Vantage you feel like in a family, everything we feel matters and we can express ourselves freely."

Paraskevi Christia
Paraskevi Christia
Commercial Contracts Manager, Vantage Towers Greece

"An environment that promotes collaboration, creativity, innovation and diversity is one that motivates and inspires for great achievements. It's fantastic that I feel like an integral part of such a team and feel that I contribute daily to each one of these achievements while through the same path I enhance my development and skills. That's what it’s like to work at Vantage Towers!"

Walid Heggy
Senior Manager IT Service Delivery Management, Vantage Towers Group

“The Vantage Towers culture is something special. I’m proud to work in a team that values open collaboration—my colleagues are there for me, and I’m there for them. I get to learn about the tower industry and innovative ideas from a diverse team of experts—and I wouldn’t have it any other way.”

About Vantage Towers
Vantage Towers - Our Story
Vantage Towers - Our Story
Further information
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