Arigs logo

Senior Systems Integration & Validation Engineer – Autonomous Trucks

Arigs • Peoria, Arizona, United States

onsitefull-time

Salary: USD 80,000 - 100,000 / year

Posted Oct 22, 2026Apply by Nov 21, 2026

**Role & seniority: ** Systems Integration & Validation Engineer (experienced; 8+ years)

**Location & work type: ** 100% onsite in the Peoria, Illinois area; relocate/reside in area required

**Stack/tools: **

  • Testing/validation: SIL, HIL, on-machine test environments, simulation environments

  • Automation/scripting: Python (or similar)

  • Platforms/tools (preferred): VMware vSphere, Windows Server, Ubuntu VMs, SQL Server, LDAP, Wireshark

  • Networking (preferred): TCP/IP, unicast/multicast/broadcast

  • Top 3 responsibilities:

    • Execute and/or create system-level validation for autonomous mining truck features using SIL/HIL/on-machine environments

    • Integrate multiple hardware/software components and troubleshoot software + environment + integration issues; document and track defects

    • Build/maintain test automation (Python scripts) and support testing infrastructure/simulation setups

  • Must-have skills:

    • Strong SIL testing + systems validation and ability to develop/test plans & cases

    • Python scripting for automation and workflow improvements

    • Complex systems troubleshooting across integrated software/system environments (multi-platform)

    • Solid grasp of SDLC (requirements → development → testing → validation/delivery)

    • Cross-functional communication and ability to work independently with global teams

  • Nice-to-haves:

    • HIL

Full Description

ARi is a fast-growing global engineering firm headquartered in East Peoria, IL, USA. Our power of “I” represents the innovation, intelligence, ingenuity, and insight that differentiates us from our competition. With 1,500+ engineering talent worldwide, representing multiple nationalities and countries, we are well-positioned to deliver sophisticated and custom solutions to our clients.

Job Summary

We are seeking an experienced Systems Integration & Validation Engineer to support the development and validation of Caterpillar’s autonomous mining truck systems. This role focuses on Software-in-the-Loop (SIL) testing, system-level integration, test automation, troubleshooting, and validation of complex autonomous systems supporting the Cat Command for Hauling product line.

The ideal candidate will have strong experience in software and systems validation, Python scripting, complex system troubleshooting, and test environment management, with the ability to collaborate with global engineering teams.

Key Responsibilities

Perform system integration, testing, and validation of autonomous truck systems using Software-in-the-Loop (SIL), Hardware-in-the-Loop (HIL), and on-machine testing environments. Execute existing test plans and develop new test procedures to validate autonomous system features and functionality. Identify, troubleshoot, document, and track software, system integration, and test environment issues. Develop and maintain Python scripts or other automation tools to improve test execution and system administration efficiency. Support integration and validation of multiple hardware and software components within autonomous mining truck systems. Analyze test results, investigate failures, and collaborate with development teams to resolve technical issues. Support testing infrastructure, simulation environments, and complex client-server applications. Collaborate with MineStar development teams in Australia, validation teams in India, and local engineering teams. Participate in system-level debugging, issue resolution, and continuous improvement initiatives. Maintain detailed test documentation, defect reports, and validation results. Support autonomous system demonstrations for dealers and customers.

Required Qualifications

Minimum 8 years of relevant experience, regardless of educational qualifications, including a master’s degree. Degree in Electrical Engineering, Computer Engineering, or a related engineering discipline preferred. Strong experience with Software-in-the-Loop (SIL) testing, system integration, and software validation. Experience testing and troubleshooting complex software and hardware-integrated systems. Hands-on experience developing automation scripts using Python or similar scripting languages. Strong understanding of the Software Development Life Cycle (SDLC), including requirements analysis, development, testing, validation, and delivery. Experience developing, executing, and documenting system-level test plans and test cases. Strong troubleshooting skills with the ability to investigate complex technical issues and implement solutions. Familiarity with software development and testing tools across multiple platforms. Excellent verbal and written communication, problem-solving, and cross-functional collaboration skills. Ability to work independently, manage priorities, and coordinate with globally distributed teams.

Preferred Qualifications

Experience with Hardware-in-the-Loop (HIL) testing, simulation environments, and autonomous vehicle systems. At least 2 years of experience managing Windows Server and Ubuntu virtual machines using VMware vSphere. Experience with operating system updates, server maintenance, LDAP-based user administration, and SQL Server management. Experience troubleshooting complex client-server applications in distributed test environments. Knowledge of networking protocols, including TCP/IP, unicast, multicast, and broadcast communication. Experience using Wireshark for network traffic analysis and troubleshooting. Experience with server performance monitoring, system administration, and IT infrastructure support. Familiarity with autonomous mining equipment, industrial automation, or off-highway vehicle systems. Experience developing test automation and simulation solutions for complex engineering systems.

Work Environment

100% onsite position in the Peoria, Illinois area. Candidates must reside in or relocate to the Peoria area before the assignment begins. Work involves SIL/HIL labs, simulation environments, and coordination with on-machine validation activities. Frequent collaboration with global engineering teams in Australia and India. Opportunity to work on advanced autonomous mining technologies supporting Caterpillar’s Command for Hauling systems.

Top 3 Must-Have Technical Skills

SIL Testing & Systems Validation: Strong hands-on experience executing system-level tests, developing test plans, documenting results, and troubleshooting complex integrated software systems.

Python Scripting & Automation: Experience developing scripts to automate testing, system administration, and validation workflows.

Complex Systems Troubleshooting: Strong debugging and problem-solving skills across software, system integration, and multi-platform test environments.

Autonomous Vehicle SystemsClient-Server ApplicationsComplex Systems TroubleshootingCross-Functional CollaborationHardware-in-the-Loop TestingNetwork TroubleshootingPython ScriptingSimulation EnvironmentsSoftware ValidationSoftware-in-the-Loop TestingSystem AdministrationSystem IntegrationSystems ValidationTest AutomationTest Plan Development

Cookies & analytics consent

We serve candidates globally, so we only activate Google Tag Manager and other analytics after you opt in. This keeps us aligned with GDPR/UK DPA, ePrivacy, LGPD, and similar rules. Essential features still run without analytics cookies.

Read how we use data in our Privacy Policy and Terms of Service.