Lead Avionics Test Engineer

Castelion Corporation

$100K — $140K *
Aerospace & Defense
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • B.S./M.S. in Electrical, Mechanical, Mechatronics, Aerospace, or a related field.
  • Experience testing high-power subsystems and high-speed digital interfaces.
  • Hands-on experience with automated test equipment and relevant instruments (e.g., oscilloscopes, DMMs).
  • Familiarity with embedded control systems and communication interfaces (e.g., CAN, RS-422/485).
  • Proficient in instrumentation control and data acquisition using Python or C++.
  • Ability to independently lead cross-functional teams in test integration.

Responsibilities

  • Provide technical leadership and mentorship within the avionics test organization.
  • Develop and execute comprehensive test plans on various levels.
  • Design and construct test fixtures and automated test stations.
  • Validate performance of hardware across multiple metrics.
  • Instrument tests to ensure precision and traceability of results.
  • Lead failure analysis and conduct root-cause investigations.
  • Support hardware design cycles with feedback from test results.
  • Drive environmental test campaigns and validate automated testing processes.

Benefits

  • Equity opportunities for long-term employee growth.
  • Four weeks of paid time off plus ten company-paid holidays.
  • Comprehensive health benefits, including 100% coverage for employees.
  • Paid parental leave to support family needs.
  • Monthly fitness stipend to encourage health and wellness.
  • Onsite EV charging for employee convenience.
  • Catered meals and fully stocked kitchen to enhance day-to-day work experience.
Full Job Description
About the job Lead Avionics Test Engineer

Lead Avionics Test Engineer

We are looking for a Lead Avionics Test Engineer to own the vision, architecture, and execution of our avionics test organization as we transition from prototype development to production and flight operations. In this role, you will set technical direction, mentor engineers, and drive test infrastructure, automated test equipment (ATE), integration, validation, and performance characterization across power electronics, digital interfaces, RF assemblies, motion control, and flight avionics.

You will design fixtures, build automated test stations, support DVT and qualification, and define the test performance envelope for components, circuit cards, and integrated sub-systems. This role blends hands-on lab work with systems-level reasoning and close collaboration with electrical, controls, software, and mechanical engineering teams.

Responsibilities
  • Provide technical leadership and mentorship across the avionics test organization, establishing standards, processes, and best practices for scalable test development
  • Develop and execute test plans at component, subassembly, and integrated system levels
  • Design and build test fixtures, HIL environments, and automated test rigs
  • Validate hardware performance across electrical, digital, mechanical, and RF metrics
  • Instrument and log tests to ensure precision and traceability
  • Lead failure analysis and root-cause investigations
  • Support hardware teams by feeding test results back into design cycles
  • Drive qualification and environmental test campaigns (thermal, vibe, EMI)
  • Deploy and validate automated test equipment for boards and sub-systems

Basic Qualifications
  • B.S./M.S. in Electrical, Mechanical, Mechatronics, Aerospace, or related
  • Experience testing high-power subsystems, high-speed digital interfaces, actuators, or RF hardware
  • Hands-on experience developing automated test equipment using instruments such as oscilloscopes, DMMs, power supplies, loads, switch matrices, network analyzers, etc.
  • Familiarity with embedded control systems and interfaces (CAN, RS-422/485, SPI, Ethernet)
  • Experience with instrumentation control and data acquisition (Python, C++, protobufs, scripting)
  • Ability to work independently and lead cross-functional test integration

Preferred Skills and Experience
  • Experience in RF testing fundamentals or more advanced knowledge of Radar architecture
  • Experience with software development for test automation for digital, power, and RF electronics (Python preferred)
  • Experience controlling test instrumentation using SCPI, VISA, or PyVISA commands
  • Experience developing GUIs or dashboards
  • Experience in writing custom scripts for data analysis & database creation
  • Experience writing software for Environmental Chambers and/or RF Chambers
  • Exposure to flight-like test environments, including environmental stress screening (ESS)
  • Experience with fault injection, failure mode testing, and reliability qualification for mission-critical systems
  • Working knowledge of C/C++ or Python for custom test tooling or embedded systems debugging
  • Background supporting flight test or launch operations.

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

Benefits And Perks

All full-time employees are granted meaningful long-term equity, sharing in the company's significant growth trajectory. We offer four (4) weeks of paid time off, ten (10) company-paid holidays, and comprehensive health benefits - including 100% employee-covered medical and strong dependent coverage, along with dental and vision plans. We also provide paid parental leave to support growing families, a $100 monthly fitness stipend to promote health and performance, and onsite EV charging for convenience. In addition, employees enjoy perks like catered meals, company-covered food during high-demand periods, and a fully stocked kitchen to stay fueled throughout the day.

While this position does not currently require a U.S government-issued security clearance, it may in the near future. Therefore, the ability to obtain and maintain a U.S. government-issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

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