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Telecommunications Engineer (Railway Signaling)

Hybrid in Alcobendas·Part-time·Added 3 days ago

CAF

31 open roles

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Overview

Job details

Part-time hours
Per the ad.
Hybrid
Office and home days — the ad has the split.

Requirements

Have the right to work in Spain
CAF doesn't mention sponsorship in the ad.
Work in English
English is required, per the ad.
Be near Alcobendas for hybrid days
No relocation package mentioned.
Have 7+ years of experience
Mid-level role.
University degree
“Ingeniería de Telecomunicaciones.” — per the ad.

This job was automatically translated to English.

Pay & benefits

What you'll get

Flexibility and work-life balance: hybrid work model, flexible hours, intensive working days every Friday of the year, and a summer schedule that adapts to your personal life.
Social benefits: meal vouchers complementary to your salary and teleworking assistance. We also offer a flexible remuneration package or partially subsidized language classes.

Requirements

What we're looking for

Telecommunications Engineering.
7-10 years of professional experience in railway telecommunications, mobile networks, or critical infrastructures.
Knowledge in:
- MPLS, TCP/IP, LTE, LTE Railway, and 5G architectures.
- Design, implementation, and operation of WiFi networks and/or 4G/LTE and 5G mobile networks.
- Knowledge of EPC (Evolved Packet Core), 5G Core, and SIP.
- Private LTE/5G networks for railway and industrial applications.
- Private WiFi networks in the mobility sector, with deployments in mobile vehicle environments and environments with interference.
- Radio planning: coverage, capacity, propagation, and interference.
- Mission-critical services MCPTT, MCData, and MCVideo.
- QoS management, traffic prioritization, and network policies (802.1Q, 802.1p, DSCP).
- Security protocols: IPSec, Radius, 802.1X, and Diameter.
- IoT protocols such as MQTT.
You navigate naturally when writing and speaking English.
Availability for national and international travel.

Nice to have

Desirable knowledge in Network Functions Virtualization (NFV), SDN, and NMS systems.
Desirable knowledge in integration with CBTC and ERTMS railway signalling systems.
Desirable experience in railway projects, CBTC, ERTMS, metro, or tram.

The role

At CAF Signalling, we keep growing! If you are passionate about telecommunications in railway projects, keep reading:

What you'll do

Under the direction of operations and engineering, you are expected to become the reference person for everything regarding the mobile communications required for CBTC system deployments, where communications are fundamental to the availability and correct operation of said technology. Some of your functions will be:

Analyze project technical requirements and specifications.
Define communication architectures and solutions for both the preliminary design phase and execution projects.
Write and review engineering and design documentation.
Define configurations for telecommunications networks and equipment.
Participate in the selection and management of suppliers, both at a technical level and at a project needs management level.
Perform radio coverage studies and network dimensioning.
Coordinate integration, validation, and commissioning tests.
Analyze incidents and provide specialized technical support.
Participate in the preparation of technical offers and proposals.

Hiring process

2 steps2 interviews

Application review
Preliminary conversation
With talent attraction team
Interviews with the department
With a relevant department
A round of interviews with the relevant department.
Reference checks and competency tests

Hiring process

We will begin with a phone conversation to get to know you and explain the position and the company.

Next, you will have an individual online meeting with the technical and people team, where you can learn the details of the tasks within the work team, clear up any doubts and curiosities you have about the vacancy.

Finally, after evaluating your application, we will inform you of the final decision of the selection process as soon as possible.

About CAF

CAF (Construcciones y Auxiliar de Ferrocarriles) is a global leader in the design, manufacture, and maintenance of railway vehicles, including high-speed trains, metros, trams, and locomotives. Headquartered in Beasain, Spain, the company operates worldwide with production plants and engineering centers across Europe, the Americas, Asia, and Africa, and employs over 13,000 people. CAF is a key player in the rail industry, known for its advanced signaling systems (CBTC) and turnkey projects.

In Spain, CAF has its main engineering and manufacturing hubs in the Basque Country (Beasain, Irun, Zaragoza) and also operates in Madrid and other regions. The company offers a wide range of roles for international professionals, from engineering and software development to project management and technical support, with many positions requiring German or English. CAF's culture emphasizes innovation, sustainability, and talent development, making it an attractive employer for those seeking to work in the rail sector in Spain.

Industry: Rail Manufacturing
Founded: 1917
Employees: 10,000–15,000
Headquarters: Beasain, Spain
In Spain: Beasain, Madrid, Zaragoza
Website: cafmobility.com

Good to know if you are moving

CAF is headquartered in Beasain, a small town in the Basque Country, but has major engineering centers in Madrid and Zaragoza, offering diverse locations for international hires.
Many roles require German or English, making it a good fit for multilingual professionals, and the company supports relocation with structured onboarding.
CAF offers a 'Jóvenes Talentos' (Young Talents) program and internships for students, providing a clear entry path for early-career engineers.
The company is a global leader in rail manufacturing, with projects in over 30 countries, offering international mobility opportunities.
CAF emphasizes innovation in areas like AI, cybersecurity, and CBTC signaling, making it a strong choice for tech-focused engineers.

In their own words

About the company & team

What our colleagues highlight about working at CAF Signalling:

Cutting-edge technological environment, with real impact on society: Each project is an opportunity to apply adapted, scalable, and sustainable solutions that transform urban and interurban mobility.
Team culture: Our work environment is characterized by camaraderie, collaboration, and respect
Professional development: We believe in talent, offering continuous learning opportunities, autonomy at work, and real chances for growth. Flexibility and work-life balance are part of our commitment to people.

Additionally, we are a 2026 European Top Employer and our employees have rated us 3.8/4 on GLASDOOR.

All open roles at CAF