HIL / SIL Technical Specialist

HIL/SIL Technical Specialist

Location: Sterling Heights, MI

Position Overview

The HIL/SIL Technical Specialist will be responsible for the development, integration, and maintenance of Hardware-in-the-Loop (HIL) and Software-in-the-Loop (SIL) test systems supporting advanced vehicle programs. This role focuses on real-time simulation, signal conditioning, test automation, and system-level validation of embedded hardware and software.

The position requires strong electrical engineering fundamentals, experience with embedded systems, and hands-on integration and testing expertise across complex military vehicle architectures.

Key Responsibilities

HIL/SIL System Development

• Develop and maintain HIL/SIL test systems
• Simulate synthetic driving environments (terrain, weather, lighting, position, obstacles, etc.)
• Implement real-time physics-based plant simulations
• Design and support signal conditioning and fault injection capabilities
• Develop and support test automation executables
• Configure and support data acquisition (DAQ) systems for:
• • CAN
  • Ethernet
  • MIL-STD-1553
  • RS-422
  • SSI
  • Discrete analog and digital signals
• Integrate and support third-party tools

Electrical / Electronic Engineering

Digital Circuit Design

• Signal conditioning
• Encoders and counters
• Sinking/sourcing I/O
• Impedance matching
• A/D and D/A systems
• Digital filters (IIR, LP, HP, BP)
• Control logic design
• Power design
• Optical and galvanic isolation

Analog Circuit Design

• Analog signal conditioning
• Filter design and response
• Nyquist sampling theory
• Alias mitigation
• Resolver circuits
• LVDT circuits
• Thermocouple circuits

Serial Interface Design

• RS232
• RS422/485
• CAN
• MIL-STD-1553B
• Ethernet
• SPI
• I2C
• SSI
• Transceivers

FPGA Development

• Sensor emulation
• Digital filters
• Serial devices
• High-speed logic control

Microcontrollers

• Custom embedded microcontroller applications

Power Systems

• AC/DC circuits
• Circuit protection
• 3VDC, 5VDC, 28VDC
• 120VAC and 240VAC systems
• High-voltage knowledge

Signal Analysis

• Frequency and duty cycle measurement
• Fast Fourier Transform (FFT)
• Noise analysis
• Filter performance evaluation

Cable & Harness Design

• Wire selection, sizing, and thermal analysis
• Shielding, grounding, and EMI mitigation
• Military connector knowledge
• Cable fabrication (soldering, crimping, strain relief, etc.)
• Signal propagation and RLC analysis
• Trunk and stub length analysis

Electrical Documentation

• Single-line diagrams
• Electrical layout drawings
• Cable drawings
• Schematics

Network Systems

• Ethernet network architecture
• CAN bus design and analysis
• MIL-STD-1553B systems
• Serial networks
• Video interfaces (RS170, SDI, HDMI, DVI, VGA)
• Time-Sensitive Networking (TSN)

Military Vehicle Knowledge

• Power systems integration
• Mobility systems
• Survivability systems
• Lethality systems

Required Tools Experience

• MATLAB / Simulink
• NI LabVIEW
• NI VeriStand
• Xilinx Vivado
• Microsoft Excel
• Microsoft Visio
• Wireshark
• Vector CANoe
• Protocol analyzers / MOXA tools

Position Requirements

• Bachelor's degree in Electrical Engineering (required)
• Minor in Computer Science or Computer Engineering preferred
• 10+ years of full lifecycle experience in:
• • Military systems
  • Civil avionics systems
  • Automotive systems
• Experience with embedded electronics architecture
• Experience testing embedded software
• Experience developing test applications (VeriStand, CANoe, Simulink, TestStand, or equivalent)
• Ability to read and interpret electrical schematics
• Knowledge of HIL systems, signal conditioning, simulation, and DAQ
• Familiarity with PCAP, PTP, and PRP standards
• Knowledge of safety standards (e.g., MIL-STD-882E, ISO 26262, FACE)
• Experience with RTOS and partitioned operating systems
• Experience with high-bandwidth networks (AFDX, PCIe, Ethernet, TSN)
• UML / model-based design experience

US CITIZENSHIP REQUIREMENT: This assignment is a US Government Contract which requires all applicants to be US Citizens. NO SUBCONTRACT REQUIREMENT: No third-party applicants will be considered. If you are a third party contracting company, please do not respond to this position.