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Hil Sil Test Engineer Jobs (NOW HIRING)

Pi Square Technologies LLC

Test Automation Engineer

Irvine, CA · On-site

$49.50 - $65.25/hr

Support HIL (Hardware-in-the-Loop) and SIL testing environments. * Improve automation efficiency ... We are seeking a skilled Test Automation Engineer to support automated ECU validation and embedded ...

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Hil Sil Test Engineer information

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$17

$44

$74

How much do hil sil test engineer jobs pay per hour?

As of Jun 13, 2026, the average hourly pay for hil sil test engineer in the United States is $44.24, according to ZipRecruiter salary data. Most workers in this role earn between $33.41 and $52.40 per hour, depending on experience, location, and employer.

What is the difference between Hil Sil Test Engineer vs Hil Sil Test Technician?

AspectHil Sil Test EngineerHil Sil Test Technician
QualificationsBachelor's degree in Electrical, Electronics, or related field; certifications may be preferredAssociate degree or technical diploma; relevant certifications advantageous
Work EnvironmentDesign labs, testing facilities, and production linesTesting stations, assembly lines, and maintenance areas
ResponsibilitiesDevelop testing procedures, analyze test data, troubleshoot issues, and improve product qualityPerform tests, operate testing equipment, record results, and assist engineers

Hil Sil Test Engineers focus on designing testing protocols and analyzing data, while Hil Sil Test Technicians handle hands-on testing and equipment operation. Both roles are essential in ensuring product quality but differ mainly in responsibilities and required education.

What are some typical challenges faced by a Hil Sil Test Engineer when integrating new automotive systems for testing?

Hil Sil Test Engineers often encounter challenges when integrating new automotive systems, such as ensuring accurate simulation of real-world scenarios and managing complex hardware-software interactions. Adapting test setups to accommodate rapidly evolving vehicle technologies can require continuous learning and troubleshooting. Collaboration with cross-functional teams, including design, software, and validation engineers, is essential to address integration issues and optimize test coverage. Successfully overcoming these challenges helps ensure the reliability and safety of automotive systems before deployment.

What are the key skills and qualifications needed to thrive as a HIL SIL Test Engineer, and why are they important?

To thrive as a HIL SIL Test Engineer, you need a strong background in control systems, embedded software testing, and a relevant engineering degree such as electrical, electronics, or computer engineering. Familiarity with Hardware-in-the-Loop (HIL) and Software-in-the-Loop (SIL) simulation tools like dSPACE, NI VeriStand, MATLAB/Simulink, and knowledge of test automation frameworks is typically required. Critical thinking, attention to detail, and effective communication are essential soft skills for diagnosing issues and collaborating with development teams. These skills and qualifications are crucial for ensuring the reliability and safety of complex embedded systems in industries such as automotive and aerospace.

What is a HIL SIL Test Engineer?

A HIL (Hardware-in-the-Loop) SIL (Software-in-the-Loop) Test Engineer is a professional who specializes in validating and verifying embedded systems by simulating real-world environments. They use HIL and SIL testing techniques to evaluate how software and hardware components interact within a system, often in the automotive, aerospace, or industrial sectors. These engineers design test cases, develop simulation models, and analyze results to ensure system reliability and safety before physical deployment. Their work helps identify and resolve issues early in the development cycle, reducing costs and risks.
Infographic showing various Hil Sil Test Engineer job openings in the United States as of June 2026, with employment types broken down into 99% Full Time, and 1% Part Time. Highlights an 92% Physical, 1% Hybrid, and 7% Remote job distribution, with an average salary of $92,027 per year, or $44.2 per hour.
Chassis Engineer ( HIL/SIL Validation)

Chassis Engineer ( HIL/SIL Validation)

Kelly Services

Foster City, CA

$65 - $75/hr

Full-time

Medical, Dental, Vision, Life, Retirement

Posted 29 days ago

Job description

Chassis Engineer ( HIL/SIL Validation)
  • Location: 100% ONSITE - Foster City, California (94404)
  • Duration: 6 month contract - (extension potential)
  • Pay: Negotiable depending on DIRECT related experience UP to $65 - $75/hr
  • Type: W2 contract ONLY - (C2C OR THIRD-PARTY arrangements will NOT be considered)
  • Work Authorization: Must be currently located and authorized to work in the United States without sponsorship requirements.
Strong Candidates:
  • 4+ years experience in embedded systems or controls, with experience in firmware validation, CAN bus troubleshooting, and scripting, preferably within automotive or aerospace contexts.
  • Additional desirable skills include sensor integration, actuator knowledge, and familiarity with hydraulic systems.
Job Summary:

As a Fleet Support Engineer - Chassis, you'll be critical to ensuring the operational uptime and reliability of our cutting-edge fleet, with a specific focus on chassis systems. We're looking for a technical expert who excels at collaborating with cross-functional teams, meticulously documenting troubleshooting processes, and providing immediate, impactful support for daily fleet operations.

Responsibilities:
  • Serve as the primary technical point of contact for real-time escalations regarding brakes, steering, suspension and chassis control issues.
  • Conduct in-depth root cause analysis to implement both interim and permanent corrective actions.
  • Diagnose and resolve complex issues related to ride quality, vehicle stability, and suspension performance.
  • Develop and maintain comprehensive troubleshooting guides for chassis components to empower field technicians and drive knowledge sharing.
  • Validate and perform component and vehicle bring-up/functional verification procedures, with a focus on chassis systems.
  • Analyze large datasets to proactively identify systematic issues and recommend preventative actions.
  • Be available for night and weekend shifts as needed, with advanced notice provided.
  • Be willing to travel occasionally to support various operational locations.
Qualifications:
  • Minimum of 6 years of relevant experience in transportation, aerospace, or autonomous vehicles, with a focus on Chassis/safety-control systems/ADAS.
  • Bachelor’s degree in Electrical/Electronics Engineering, or Mechanical Engineering.
  • Hands-on experience with chassis systems, including but not limited to suspension, steering, and braking.
  • Proficiency with interpreting electrical schematics, harness diagrams, and state machine diagrams.
  • Experience with debugging Unified Diagnostic Services (UDS) issues.
  • Experience with HIL/SIL Firmware Validation methodologies.
  • Experience preparing test design and test plans from Firmware requirements or State Machines.
Preferred Qualifications:
  • 3+ years specifically in firmware validation for embedded systems.
  • Extensive experience with CAN Architecture, including frame-level troubleshooting using tools like Vector CANalyzer, CANoe, or PCAN.
  • Hands-on experience with fail-safe/fail-operational architectures in automotive safety-critical components such as brakes, steering systems.
  • Strong understanding of Embedded Controls (PID loops, state machines) and interfacing with physical sensors/actuators.
  • Proficiency in CAPL for automating/reviewing diagnostic routines.
  • Experience with electric vehicle technology.
*** Kelly does not expense relocation/interview costs. ***

Important information: To be immediately considered, please send an updated version of your resume to Deas172@kellyservices.com.


As part of our promise to talent, Kelly supports those who work with us through a variety of benefits, perks, and work-related resources. Kelly offers eligible employees voluntary benefit plans including medical, dental, vision, telemedicine, term life, whole life, accident insurance, critical illness, a legal plan, and short-term disability. As a Kelly employee, you will have access to a retirement savings plan, service bonus and holiday pay plans (earn up to eight paid holidays per benefit year), and a transit spending account. In addition, employees are entitled to earn paid sick leave under the applicable state or local plan. Click here for more information on benefits and perks that may be available to you as a member of the Kelly Talent Community.

Why Kelly® Engineering?

Your engineering skills are in demand, but how do you find the right fit? Easy. At Kelly Engineering, our team creates expert talent solutions to solve the world’s most critical challenges. We connect you with leading organizations where you can collaborate on innovative projects, work with cutting-edge technologies and accelerate your growth. Whether you prefer the variety and flexibility of short-term projects or are looking for a long-term opportunity, we’re here to guide you to the next step in your engineering career.

About Kelly

Work changes everything. And at Kelly, we’re obsessed with where it can take you. To us, it’s about more than simply accepting your next job opportunity. It’s the fuel that powers every next step of your life. It’s the ripple effect that changes and improves everything for your family, your community, and the world. Which is why, here at Kelly, we are dedicated to providing you with limitless opportunities to enrich your life-just ask the 300,000 people we employ each year.
Kelly is committed to providing equal employment opportunities to all qualified employees and applicants regardless of race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, age, marital status, pregnancy, genetic information, or any other legally protected status, and we take affirmative action to recruit, employ, and advance qualified individuals with disabilities and protected veterans in the workforce. Requests for accommodation related to our application process can be directed to the Kelly Human Resource Knowledge Center. Kelly complies with the requirements of California’s state and local Fair Chance laws. A conviction does not automatically bar individuals from employment. Kelly participates in E-Verify and will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S.
Kelly may use AI-powered tools during the recruitment and hiring process. For full details, including how Kelly uses AI, your rights, and how to request a reasonable accommodation, visit the Recruitment Artificial Intelligence Notice.

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