Train Validation Test Engineer

Job Description Summary

Under general supervision, develops, codes, test, and debugs new software or enhancements to existing software customers. Requires good understanding of business application. Works with technical staff to understand problems with software and resolve them. Resolves customer complaints with software and responds to suggestions for improvements and enhancements from customers. May assist in development of software user manuals. Demonstrates software. Note: If the incumbent is responsible for the development of software for internal use, please match to a position in the Application Development sub-family grouping.

Role Overview:

The
Train Validation Test Engineer (TE)
is responsible for executing
train-level functional and performance tests
to validate the correct integration and operation of all train subsystems. The role involves preparing test setups, performing static and dynamic tests, capturing data, and analyzing results to verify compliance with design and safety requirements. This position is hands-on, requiring close coordination with system, software, and commissioning teams.

Key Responsibilities:

• Review
  system requirements, test plans, and validation procedures
  for train-level testing.
• Prepare
  test environments, instrumentation, and configurations
  for static and dynamic train tests.
• Execute
  functional, integration, and performance tests
  on the full train or sub-train configurations.
• Conduct
  interface testing
  between TCMS, Propulsion, Braking, Doors, HVAC, and other subsystems.
• Capture and analyze
  test data, logs, and communication traces
  (MVB, WTB, Ethernet, CAN).
• Identify, document, and report
  test anomalies / defects
  in defect tracking systems (e.g., JIRA).
• Support
  software loading, configuration updates
  , and verification of train setup.
• Work closely with
  TrainLab and System Integration teams
  to replicate and debug field issues.
• Ensure all test activities comply with
  EN 50126 / EN 50128 / EN 50129
  railway standards and project processes.
• Prepare and maintain
  test reports, validation evidence, and traceability records
  .
• Support
  commissioning and acceptance testing
  during project validation and delivery phases.

Required Skills and Experience:

• Bachelor's or Master's degree in
  Electrical / Electronics / Instrumentation / Control / Computer / Mechatronics Engineering
  .
• Minimum
  5 years of experience
  in
  train-level testing, validation, or integration
  within the
  railway or rolling stock domain
  .
• Strong knowledge of
  TCMS architecture
  , communication protocols (
  MVB, WTB, ECN, CAN, Ethernet
  ), and subsystem interactions.
• Experience using
  diagnostic and trace tools
  (Wireshark, CANalyzer, FipAnalyser, ECN Monitor).
• Practical experience in
  train static and dynamic test execution
  , troubleshooting, and result interpretation.
• Familiarity with
  test management tools
  (DOORS, Polarion) and
  defect tracking tools
  (JIRA, ALM).
• Understanding of
  Safety Integrity Levels (SIL)
  and
  railway safety compliance
  principles.
• Ability to interpret electrical schematics, wiring diagrams, and train network layouts.
• Strong documentation, analytical, and coordination skills.

Good-to-Have / Preferred:

• Experience with
  TrainLab / SIL / HIL
  validation platforms.
• Exposure to
  CBTC / ETCS / ATO / ATS / OTS
  systems.
• Working knowledge of
  instrumentation and data acquisition systems
  for on-train testing.
• Knowledge of
  Python scripting or automation frameworks
  for data analysis or regression testing.
• Experience with
  rail OEMs or system integrators
  (e.g., Alstom, Siemens, Hitachi, CAF, Bombardier).
• ISTQB Certification or equivalent software testing qualification (preferred).

Behavioral Competencies:

• Strong commitment to
  safety
  ,
  discipline
  , and
  quality compliance
  .
• Proactive and hands-on approach to issue identification and problem-solving.
• Good teamwork and coordination skills with cross-functional teams.
• Flexibility for
  on-site, night, or weekend testing
  as required by project schedules.
• Effective written and verbal communication with attention to detail.