> Markdown version of [/jobs/ext/3003001-ertms-software-engineer-main-line-signalling-siemens](https://www.wearedevelopers.com/jobs/ext/3003001-ertms-software-engineer-main-line-signalling-siemens). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

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# Ertms Software Engineer - Main Line Signalling - Siemens

- **Company:** SIEMENS, S.A.
- **Location:** Madrid, Spain
- **Contract:** Permanent contract
- **Skills:** Microsoft Excel, Data Cleansing, Log Analysis, Software Configuration Management, Data Processing, Information Technology, Vba Programming Language
- **Published:** September 19, 2026
- **Apply:** https://www.buscojobs.com.es/ertms-software-engineer-main-line-signalling-siemens-en-madrid-ID-372160228

## About the Role

Requisitos principalesDegree in Engineering, Telecommunications, Computer Science, or related field
Solid experience in Rail Signaling, specifically ATC technologies (ERTMS, ASFA)
Knowledge of SUBSET 026, 039, 040, and CENELEC standards; V-life Cycle models
Strong analytical skills for requirements analysis and data handling (Excel, VBA)
Fluency in English and Spanish for international projects
strong analytical and problem-solving skills
ability to collaborate with multidisciplinary teams
proactive and adaptable in international environments
SUBSET 026, 039, 040
CENELEC standards
Microsoft Excel

## Description

OverviewAs an ERTMS Software Engineer, you configure and design wayside ERTMS equipment for main line projects, enabling safe, automated rail operations.You will work with cross-functional teams to deliver ETCS configurations within scope and milestones.Your role covers all phases from requirements through commissioning, supporting testing and safety teams.This is a chance to shape railway signaling functionality in international projects with a focus on safety and reliability.Compensaciones / Beneficiosflexible workingremote and on-site mixwork-life balancewellbeing focusResponsabilidadesAct as technical expert for ETCS subsystem behavior, engineering rules and data preparationEngineer ETCS-specific configuration based on project requirementsCreate and maintain ETCS software ensuring delivery within budget and milestonesSupport testing, verification and safety teams with software configuration and log analysisDrive all phases of the ATC application engineering cycle from requirements to commissioningRequisitos principalesDegree in Engineering, Telecommunications, Computer Science, or related fieldSolid experience in Rail Signaling, specifically ATC technologies (ERTMS, ASFA)Knowledge of SUBSET 026, 039, 040, and CENELEC standards; V-life Cycle modelsStrong analytical skills for requirements analysis and data handling (Excel, VBA)Fluency in English and Spanish for international projectsstrong analytical and problem-solving skillsability to collaborate with multidisciplinary teamsproactive and adaptable in international environmentsSUBSET 026, 039, 040CENELEC standardsMicrosoft Excel


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