Hardware in the Loop Test Engineer

Looking for an opportunity to make an impact

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Leidos Defense provides a diverse portfolio of systems solutions and services covering land sea air space and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT large-scale intelligence systems command and control geospatial and data analytics cybersecurity logistics training and intelligence analysis and operations support. Our team is solving the worlds toughest security challenges for customers with cant fail missions.

Leidos Defense is seeking a talented Hardware in the Loop Test Engineer to support Hypersonics programs. The selected candidate will support integration verification validation and field-testing activities for advanced air and missile defense systems.

Primary Responsibilities

• Contribute to the electrical engineering development integration and execution of Hardware-in-the-Loop (HWIL) test systems supporting avionics embedded systems electronic hardware and associated software.

• Develop HWIL electrical architectures that provide representative interfaces between the system under test and the simulated environment.

• Design integrate and troubleshoot electrical interfaces including analog digital discrete serial Ethernet power and other system-specific interfaces.

• Develop and integrate signal conditioning switching loads power supplies signal generation data acquisition instrumentation and other HWIL interface hardware.

• Interpret system requirements electrical schematics wiring diagrams interface control documents and equipment specifications to develop effective HWIL solutions.

• Develop and maintain HWIL interface designs wiring cable assemblies electrical drawings interface documentation and configuration information.

• Select and configure laboratory and test equipment including oscilloscopes digital multimeters power supplies electronic loads signal generators data acquisition systems and related instrumentation.

• Support integration of real-time simulation platforms with electronic hardware and systems under test.

• Develop test cases and scenarios that exercise nominal off-nominal fault startup shutdown degraded and boundary operating conditions.

• Apply test-like-you-fly methodologies to ensure HWIL environments accurately represent operational system interfaces and conditions.

• Develop and implement automated test procedures and supporting software using Python C/C C# LabVIEW MATLAB/Simulink or similar tools.

• Integrate embedded software firmware and electronic hardware into HWIL environments to support system-level verification and validation.

• Troubleshoot complex electrical and system-level issues involving power signal integrity I/O instrumentation wiring interfaces communication buses and HWIL equipment.

• Perform root-cause analysis of hardware and system failures and provide technical recommendations to electrical software firmware and systems engineering teams.

• Analyze test data and instrumentation results to identify anomalies characterize system performance and support verification activities.

• Develop and maintain test requirements procedures test reports electrical documentation configuration records and requirements traceability.

• Support automated regression testing and integration of HWIL test activities into software development and CI/CD environments.

• Maintain configuration control of HWIL hardware electrical interfaces instrumentation test software simulation models and associated test artifacts.

• Collaborate with electrical software firmware systems mechanical manufacturing and program engineering organizations to resolve technical issues and improve product performance.

• Participate in design reviews test readiness reviews technical interchange meetings customer meetings and supplier discussions.

• Provide technical guidance and mentorship to less-experienced engineers supporting HWIL activities.

• Support technical planning task estimation scheduling equipment selection and execution of HWIL test activities.

• Identify opportunities to improve HWIL test efficiency repeatability maintainability safety and cost effectiveness.

Basic Qualifications

• Bachelors degree in Electrical Engineering Computer Engineering or a related engineering discipline.

• 4 years of experience in electrical engineering test engineering HWIL/HIL development avionics embedded systems or a related technical discipline.

• Demonstrated experience developing integrating or troubleshooting Hardware-in-the-Loop (HWIL) Software-in-the-Loop (SIL) automated test or comparable verification systems.

• Strong understanding of electrical system interfaces including analog digital discrete serial Ethernet power and/or other electronic interfaces.

• Ability to read and interpret electrical schematics wiring diagrams interface control documents electrical specifications and related engineering documentation.

• Experience integrating electronic hardware instrumentation data acquisition signal conditioning power systems and automated test equipment.

• Experience using laboratory test equipment such as oscilloscopes digital multimeters power supplies signal generators electronic loads and data acquisition equipment.

• Experience developing or supporting automated test procedures using Python C/C C# LabVIEW MATLAB/Simulink or similar tools.

• Familiarity with communication protocols such as Ethernet CAN SPI I2C RS-232/422/485 ARINC-429 MIL-STD-1553 or similar.

• Experience troubleshooting complex electrical and hardware/software integration issues.

• Experience with verification and validation automated testing regression testing or formal test methodologies.

• Experience using Git or another configuration-management system.

• Strong analytical troubleshooting and problem-solving skills.

• Strong written and verbal communication skills.

• Ability to work effectively across electrical software firmware systems and other engineering disciplines.

• Must be able to work full-time in Huntsville AL.

• Must be a U.S. Citizen and eligible to obtain and maintain a Secret security clearance.

Preferred Qualifications

• Masters degree in Electrical Engineering Computer Engineering or related field.

• Direct experience developing HWIL systems for aerospace defense avionics or other safety-critical embedded systems.

• Experience with dSPACE NI VeriStand Speedgoat OPAL-RT RTDS or similar real-time HWIL platforms.

• Experience designing custom HWIL interface electronics signal-conditioning circuits I/O architectures switching systems or load banks.

• Experience with FPGA-based systems high-speed data acquisition deterministic communications or real-time I/O.

• Experience with NI PXI cRIO DAQ LabVIEW TestStand or similar test platforms.

• Experience with MATLAB/Simulink and real-time simulation environments.

• Experience with avionics interfaces and protocols such as ARINC-429 MIL-STD-1553 CAN/CAN-FD RS-422/485 Ethernet or similar.

• Experience with PCB design board-level electronics power electronics or electronic circuit troubleshooting.

• Experience with signal integrity grounding shielding EMI/EMC or electrical noise mitigation.

• Experience developing reusable HWIL electrical architectures and test infrastructure.

• Experience integrating embedded software and firmware into hardware verification environments.

• Experience with CI/CD and automated software regression environments.

• Experience with JIRA Confluence GitLab GitHub DOORS or similar engineering tools.

• Experience with systems engineering requirements traceability verification planning and formal test documentation.

• Experience with RF test calibration/metrology environmental testing or other specialized electronic test methodologies.

• Experience applying aerospace/defense standards or military specifications.

• Experience supporting DoD programs or working within classified environments.

• Existing Secret security clearance.

• Experience representing engineering organizations during customer reviews design reviews technical interchange meetings or supplier engagements.

If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.