Senior Software Test Engineer

Company Overview Griffon Aerospace is a trusted aerospace solutions provider based in Madison, Alabama, specializing in the design, development, and operation of advanced unmanned aircraft systems (UAS). Since 1995, we have delivered over 12,000 unmanned air vehicles to the Department of Defense, allied nations, and commercial customers. We pride ourselves on being a lion-hearted partner, designing, building, and flying the most capable and intelligent aerial systems that give our servicemen an unfair advantage wherever they fly.

Position Overview The Senior Software Test Engineer will lead the planning, development, execution, and continuous improvement of software verification activities for Griffon Aerospace's unmanned aircraft systems (UAS). This role translates system and software requirements into rigorous verification strategies, develops automated and hardware-in-the-loop test capabilities, and ensures test results provide complete and defensible objective evidence. The ideal candidate combines deep technical test expertise with strong leadership in aerospace software integration and verification.

Key Responsibilities

• Define software verification strategies, plans, procedures, environments, and acceptance criteria for complex UAS programs.
• Lead functional, integration, regression, performance, robustness, and system-level testing across software and hardware boundaries.
• Design and maintain automated test frameworks, simulators, test harnesses, and hardware-in-the-loop capabilities.
• Review requirements and architectures for testability, ambiguity, completeness, and verification coverage.
• Analyze complex failures, lead defect triage and root-cause investigations, and verify corrective actions.
• Establish bidirectional traceability among requirements, test cases, results, anomalies, and configuration baselines.
• Lead test readiness and results reviews, communicate technical risk, and mentor junior test engineers.
• Continuously improve test processes, metrics, tools, and laboratory practices while supporting program safety and compliance objectives.

Required Qualifications

• Bachelor's degree in Computer Science, Software Engineering, Electrical Engineering, Aerospace Engineering, or a related field.
• 7+ years of software test, verification, integration, or related engineering experience.
• Demonstrated experience leading requirements-based verification for embedded or mission-critical software.
• Strong proficiency in test automation and scripting using languages such as Python, C, or C++.
• Experience with hardware-in-the-loop testing, real-time systems, interfaces, laboratory equipment, and data analysis.
• Working knowledge of configuration management, requirements traceability, defect management, and CI/CD practices.
• Strong technical leadership, problem-solving, review, and communication skills.
• Must have or be able to obtain a U.S. SECRET security clearance.

Preferred Qualifications

• Experience in UAS, aerospace, defense, flight controls, avionics, or other safety-critical software domains.
• Familiarity with verification objectives, structural coverage, tool qualification, and MIL-STD-882 safety processes or similar commercial standards.
• Experience qualifying test environments, developing test infrastructure, or supporting formal customer acceptance events.
• Knowledge of cybersecurity testing, network protocols, simulation, model-based testing, or real-time operating systems.

JOB LOCATION

• Madison, Alabama, United States

POSITION TYPE

• Full-Time/Regular/Salary

Compensation/Benefits

• Competitive Salary/Comprehensive Benefits Package

Us Citizenship Required

• Yes

ABILITY TO OBTAIN SECURITY CLEARANCE

• Yes

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