Would you be interested in continuing your career as a

Protection Engineer within a leading company in the electrical energy and infrastructure sector , working on technically challenging substation projects and using advanced protection and control technologies in an international environment? From Oxigent Technologies, we are selecting a

Protection Engineer to participate in a project involving the testing, commissioning and configuration of protection and control systems in electrical substations , located near to Lisbon , Portugal. In this role, you will be responsible for the commissioning and testing of Medium Voltage protection systems ,as well as supporting the technical engineering team during the commissioning phase. What will be your main responsibilities?

Perform testing and commissioning of protection and control systems in Medium Voltage substations, particularly

F400 and CBGS1 switchgear . Configure and implement protection relay settings , especially

MICOM P5 and P746 , and verify associated systems. Prepare test protocols and perform field testing using secondary injection with Omicron CMC test sets . Carry out

FAT/SAT testing , diagnose and resolve dynamic technical issues during commissioning, and prepare as-built documentation. Configure and verify

IEC 61850 and Modbus TCP communication protocols , including

GOOSE signals and interfaces with the

EMCS control system . Provide technical support to the substation engineering team and perform advanced equipment parameterization. What will you need?

Degree in Electrical, Electronic or Industrial Engineering , Higher Vocational Training or equivalent technical experience in protection and control systems. At least





3 years of experience in testing, commissioning and configuring

Medium/High Voltage protection systems . Fluent Portuguese -it will be the main language for daily communication on site. Intermediate/Advanced Spanish and/or English. Hands‑on experience with

MICOM protection relays , particularly

P5 and P746 . Advanced experience using

Omicron CMC test sets for secondary injection testing. Good knowledge of

IEC 61850 , including

GOOSE signals , and

Modbus TCP . Knowledge of relevant

IEC and IEEE standards applicable to protection systems and electrical substations. Experience testing interfaces with

EMCS control systems . Experience in critical infrastructure or Data Center projects will be considered a plus. Familiarity with

F400 and CBGS1 Medium Voltage switchgear will be highly valued. What do we offer?

Permanent contract through Oxigent. One-year on-site project in Portugal, with the possibility of extension. Freelance — €50–55/hour contractor rate. If you are based in Spain, a permanent contract is also available, with a gross annual salary of up to €48,000.

Full-time schedule , Monday to Friday. 100% on-site work at the project site. Accommodation provided and covered by the company. Vehicle if needed. Training allowance to develop in the professional areas that interest you most.

Private health insurance. Versátil compensation applicable to health insurance, meals, transportation, childcare and training. Access to gyms and sports activities throughout Spain at discounted rates.

And many other benefits! Join the Oxigent team!

We are committed to sustainability and equal opportunities , where talent and technology know no gender.

📌 Ingeniero de Protecciones - Portugal (Madrid)
🏢 Oxigent
📍 Madrid