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RF Analyst

On-site in Nigrán·Full-time·Added over a year ago

This job was published a year ago

Kreios Space

16 open roles

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Overview

Job details

Permanent contract
Full-time hours.

Requirements

Have the right to work in Spain
Kreios Space doesn't mention sponsorship in the ad.
Work on-site in Nigrán
No relocation package mentioned.
Have 2+ years of experience
Mid-level role.
University degree
“Degree in Telecommunications Engineering, Electronics, or equivalent.” — per the ad.

Requirements

What we're looking for

Solid foundations in electronic communications and RF systems.
Knowledge of space communication links (Earth‑space and space‑space).
Basic handling of simulation and communication system modeling tools.
Understanding of antenna parameters and operation.
Understanding of modulation, demodulation, signal transmission, and signal reception processes.
Familiarity with link budgets and performance calculations.
General knowledge of the telecommunications sector and its technical requirements.
Ability to interpret technical documentation and produce clear reports.

Nice to have

Previous experience in space communications analysis or satellite projects.
Advanced use of simulation tools (HFSS, CST, STK, GNURadio, etc.).
Familiarity with advanced communication architectures (MIMO, beamforming, SDR, error‑correction techniques, etc.).
Experience in interference analysis, spectral coexistence, and spectrum planning.
Proficiency with RF simulation tools.
Knowledge of Matlab, Python, C+.

Experience

At least 2 years working with advanced RF systems.

Education & certifications

Education

Degree in Telecommunications Engineering, Electronics, or equivalent. Master’s degree desirable.

The role

Kreios Space is seeking an RF Analyst responsible for analyzing space communications in Earth‑space and space‑space links within the telecommunications domain. You will be part of an engineering team dedicated to the analysis and modeling of communication systems, including the design and evaluation of antenna parameters, the study of signal transmission and reception processes, and the analysis of communication techniques and architectures, always considering technical aspects with a clear orientation toward business needs and opportunities in the telecom sector.

What you'll do

Responsibilities

Under the direction of the Mission Manager, and in close interaction with the different work teams, you will be responsible for the following tasks:

Perform communication link analysis for Earth‑space and space‑space scenarios within the telecommunications domain.
Participate in the analysis and modeling of communication systems in space environments.
Design, evaluate, and optimize antenna parameters according to system requirements.
Develop studies on signal transmission and reception considering technical and operational constraints.
Analyze and select communication techniques and architectures suitable for each mission or application.
Prepare technical documentation and support decision‑making with arguments based on performance, feasibility, and business requirements in the telecom sector.
Collaborate with other engineering teams to ensure coherence between design, modeling, and commercial needs.
Identify improvement opportunities in current systems and contribute to defining business‑oriented solutions.

Interpersonal Skills

Technical precision.
Ability to analyze and solve complex problems.
Organized and methodical, capable of meeting project milestones.
Collaborative mindset; comfortable working with cross‑functional teams.
Good communication skills and clear documentation.
Proactive attitude.
Ability to work in multidisciplinary teams and complex engineering environments.

About Kreios Space

Kreios Space is a space propulsion company based in Vigo, Spain, specializing in air-breathing electric propulsion systems for Very Low Earth Orbit (VLEO) satellites. The company develops innovative thruster technology that enables satellites to operate at lower altitudes, reducing launch costs and improving Earth observation capabilities. As a growing player in the European space sector, Kreios Space focuses on engineering and R&D, with a team of specialists in propulsion, RF systems, and satellite platform engineering.

Kreios Space operates from its headquarters in Vigo, Galicia, and is expanding its team with a range of technical and support roles. The company offers an opportunity to work in a niche but rapidly advancing field of space technology, with a strong emphasis on hardware, systems engineering, and satellite operations. For international professionals, Kreios provides a chance to contribute to cutting-edge space innovation in a smaller, agile company environment, with roles that may require relocation to Vigo or other Spanish locations.

Industry: Space Propulsion
Founded: 2018
Employees: 11–50
Headquarters: Vigo, Spain
In Spain: Vigo
Website: kreiosspace.com

Good to know if you are moving

Kreios Space is headquartered in Vigo, a coastal city in Galicia, Spain, offering a lower cost of living compared to Madrid or Barcelona.
The company works on innovative air-breathing propulsion technology, a niche and growing field in the space industry, providing unique technical challenges.
As a small company, employees may have broader responsibilities and more direct impact on projects compared to larger aerospace firms.
The company is involved in European Space Agency (ESA) projects, offering exposure to international space programs.
Vigo is well-connected to other Spanish cities and Portugal, with a growing tech and engineering ecosystem.

In their own words

Additional information

Real impact : At Kreios Space, you will be an active part of the entire process, from the initial ideas to the final result. It's part of how we work: autonomy, trust and real responsibility from day one. We want you to see the direct impact of your work and have the freedom to propose, decide and build.

Innovation: We work at the frontier of the space industry. Our air-breathing propulsion system, fuel-free and truly disruptive, is designed to unlock very low Earth orbits, opening entirely new opportunities for satellites and the services they enable.

Conditions that boost your talent: We create an environment where your talent can thrive: flexible working hours, a compensation package tailored to you, continuous training, and access to cutting-edge technical infrastructure to help you achieve your best work.

Equity: We believe in rewarding the people who make our mission possible. Alongside a competitive salary, you’ll have access to our company share plan, because at Kreios Space, success is something we build together.

At Kreios, we value and celebrate diversity, striving to create an inclusive environment where everyone is treated with fairness, respect, and dignity.

We are committed to providing equal employment opportunities and do not discriminate against any employee or applicant on the basis of race, color, religion, sex, gender identity or expression, nationality origin, age, or disability.

All open roles at Kreios Space