HITL Engineer
Erin, PA: Onsite
Overview
The SOW Hardware-In-Test-Loop (HITL) Development Engineers shall be responsible for all activities related to development, maintenance, execution, and automation of HITL environments used for validation of locomotive traction/propulsion, auxiliary systems, power electronics, and embedded control software. HITL Engineers shall work closely with Drives Control, Systems, Software, and Verification teams to develop comprehensive real-time simulation environments that support product development and verification.
A. Scope: Documentation and Maintenance of Existing HITL Platforms
Inputs:
Existing HITL system architectures
Real-time plant models
Test procedures
Automation frameworks
Verification reports
Existing HITL configurations
Tasks:
Review existing HITL environments
Analyze real-time models and simulator configurations
Validate HITL system performance
Update HITL documentation
Review and maintain test procedures
Deliverables:
Updated HITL Design Documentation
Updated Test Procedures
Released HITL Configuration Documentation
Closed review actions
B. Scope: Integration and Enhancement of Existing HITL Environments
Inputs:
Existing HITL systems
Control software releases
Plant models
Test automation frameworks
Tasks:
Integrate new software releases into HITL platforms
Update real-time plant models
Enhance automation frameworks
Develop regression test suites
Execute software integration testing
Maintain test traceability
Deliverables:
Updated HITL models
Updated test automation scripts
Regression test reports
Updated HITL platform documentation
Closed integration reviews
C. Scope: Full Lifecycle Development of HITL Solutions
Inputs
System requirements
Control system architecture
Interface specifications
Verification requirements
Tasks
HITL Architecture Development
Design HITL system architectures
Define simulator I/O requirements
Define interface mapping and signal conditioning
Plant Model Development
Develop real-time models of: Traction motors, Power converters, Energy storage systems, Braking systems, Locomotive subsystems, OHV sub-systems
Test Automation Development
Develop automated test frameworks
Create test scripts and test sequences
Develop fault injection scenarios
Perform closed-loop control validation
HITL Design Specifications, Documentation
Platform Configuration Documents
Deliverables
Released HITL architectures
Released real-time plant models
Released automated test frameworks
Released regression test suites
Closed design and verification reviews
Required Skills
The SOW HITL Development Engineers shall possess expertise in: HITL Development, Real-Time Simulation, HITL Architecture Development, Plant Model Development using Matlab, Simulink, Stateflow, Simscape, OpalRT, Signal Conditioning, Simulator Integration, Validation and Automation, Fault Injection Testing, Test Reporting and Traceability
Tools and Platforms: OPAL-RT, Matlab/Simulink, Simscape, Simulink Real-Time, Automation Frameworks
Data Acquisition Systems
Engineering Skills: System Integration, Troubleshooting and Debugging, Configuration Management, Defect Tracking, Technical Documentation, Cross-functional Collaboration