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Freelance Hil Test Engineer Jobs (NOW HIRING)

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HIL Test Engineer, Mossville

Chicago, IL · On-site

This role is for an HIL engineering. The HIL engineer will set up HIL systems, do plant modeling for the HIL and test software that is being released. Some harness development may be required.

Torc Robotics

Sr. System Test Engineer - HiL

As a Senior Systems Test Engineer - HiL, you will play a key role in designing, building, and executing HiL-based validation strategies for autonomous driving software. You'll work closely with ...

AeroVironment

System Test Engineer II

Moorpark, CA · On-site

The LMS HIL/SIL System Test Engineer II supports the tactical and strategic technology roadmap by ensuring comprehensive test coverage, verifying and validating system requirements, identifying ...

CHAOS Industries

HIL Engineer

El Segundo, CA

$130K - $190K/yr

Design and develop HIL test benches for full effector system integration, including flight ... Collaborate with software and integration/test engineers to define test plans and acceptance ...

CHAOS Industries

HIL Engineer

El Segundo, CA · On-site

$130K - $190K/yr

Design and develop HIL test benches for full effector system integration, including flight ... Collaborate with software and integration/test engineers to define test plans and acceptance ...

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Freelance Hil Test Engineer information

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

As of Aug 31, 2026, the average hourly pay for freelance hil 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 a freelance HIL test engineer?

A Freelance HIL (Hardware-in-the-Loop) Test Engineer is a specialist who independently designs, implements, and executes tests on embedded systems by simulating real-world conditions using HIL setups. They work on a contract or project basis rather than as full-time employees, often collaborating with automotive, aerospace, or industrial companies to verify the performance and reliability of control systems. These engineers use simulation tools and hardware to ensure products meet safety and functionality standards before release. Their freelance status allows them flexibility to work with multiple clients, often remotely or onsite as needed.

What are the key skills and qualifications needed to thrive as a freelance HIL test engineer?

To thrive as a Freelance HIL Test Engineer, you need a solid background in electrical engineering, control systems, and experience with Hardware-in-the-Loop (HIL) testing methodologies. Familiarity with tools like dSPACE, NI LabVIEW, Vector CANoe, and relevant programming languages (such as Python or MATLAB/Simulink) is typically required, along with certifications in automotive or embedded systems testing. Strong problem-solving skills, attention to detail, and effective communication are vital soft skills for collaborating with diverse clients and adapting to various project requirements. These skills and qualifications are critical for ensuring accurate system validation, efficient troubleshooting, and successful project delivery in dynamic, technical environments.

What are some common challenges faced by freelance HIL test engineers when working remotely with clients?

Freelance HIL (Hardware-in-the-Loop) Test Engineers often encounter challenges such as coordinating test schedules across different time zones, managing access to client hardware or simulation platforms, and ensuring clear communication with in-house engineering teams. Since HIL testing typically requires specialized equipment, freelancers may need to travel to client sites or establish secure remote access, which can introduce logistical and technical hurdles. Building strong relationships with client teams and maintaining organized documentation help to overcome these challenges and ensure successful test execution.

What is the difference between Freelance Hil Test Engineer vs Freelance Software Test Engineer?

AspectFreelance Hil Test EngineerFreelance Software Test Engineer
CredentialsTypically requires certifications like ISTQB, CSTESimilar certifications like ISTQB, CSTE are common
Work EnvironmentOften works remotely or on client sites, focusing on hardware and system testingPrimarily remote or on-site, focusing on software applications
Industry UsageUsed in industries like healthcare, aerospace, and manufacturingCommon in IT, software development, and tech companies
Search & Comparison IntentPeople compare for testing roles in hardware/system environmentsPeople compare for software testing roles in tech projects

The main difference is that Freelance Hil Test Engineers focus on hardware, systems, and specialized testing environments, while Freelance Software Test Engineers concentrate on software applications and development projects. Both roles require similar certifications and can be performed remotely, but they serve different industry needs.

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Freelance Hil Test Engineer jobs near you
Infographic showing various Freelance Hil Test Engineer job openings in the United States as of August 2026, with employment types broken down into 67% Full Time, and 33% Contract. Highlights an 100% In-person job distribution, with an average salary of $92,027 per year, or $44.2 per hour.

HiL Test Engineer - Automotive

ALTEN Technology USA

Dearborn, MI

$65 - $70K/hr

Full-time

Posted 4 days ago

Job description

As a HiL Test Engineer you will be responsible for;

  • Execute HiL test cases against feature and system requirements, and analyze the results
  • Write and maintain automated test sequences and scripts using Python, CAPL, or dSPACE AutomationDesk
  • Bring ECUs up on the bench: flashing software, verifying communication, configuring restbus simulation
  • Analyze CAN, LIN, and Ethernet traces to determine whether a failure sits in the device under test, the bench, or the test script itself
  • Build and modify breakout boxes, load boxes, and test harnesses; instrument simulated sensors and actuators
  • Run bench health checks and intake tests before a campaign starts, so campaign results can be trusted
  • Write clear defect reports with reproduction steps and supporting evidence, and drive them to closure
  • Maintain traceability from requirement to test case to result
  • Support senior engineers during new bench builds, wiring, and commissioning

Qualifications;

  • Bachelor's degree in Electrical, Computer, Mechatronics, or Mechanical Engineering, or Computer Science
  • 0-3 years of professional experience; relevant internships or co-ops count
  • Hands-on exposure to at least one real-time or HiL platform - dSPACE, NI VeriStand, ETAS, Vector, Speedgoat, or equivalent academic lab work
  • Working knowledge of CAN and automotive network fundamentals
  • Scripting ability in Python or MATLAB
  • Comfort with lab hardware: multimeters, oscilloscopes, bench power supplies, and reading wiring diagrams and schematics
  • Clear written documentation habits - test evidence is only useful if someone else can follow it
  • Authorization to work in the United States without sponsorship, [now or in the future]
  • Ability to work onsite in Dearborn, MI

Salary Range: $65-$70k 

The actual salary offered is dependent on various factors including, but not limited to, location, the candidate's combination of job-related knowledge, qualifications, skills, education, training, and experience 

MANDATORY FOR ALL REMOTE/HYBRID AND/OR CALIFORNIA, DISTRICT OF COLUMBIA, HAWAII, COLORADO, MARYLAND, CONNECTICUT, ILLINOIS, MINNESOTA, VERMONT, MASSACHUSETTS, NEVADA, NEW YORK, RHODE ISLAND, WASHINGTON STATE & CINCINNATI, OHIO, JERSEY CITY, NEW JERSEY, TOLEDO, OHIO BASED ROLES. 

Note: Due to the nature of the work, only US Persons (citizens or permanent residents) need apply for this position. - OPTIONAL 

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