Associate Electrical Software Test Engineer

AST SpaceMobile and our global partners are building the first and only space-based cellular broadband network to be accessible by standard smartphones. Called SpaceMobile, this ultra-powerful network is being designed to provide connectivity at 4G/5G speeds everywhere on the planet – on land, at sea and in flight.

Position Overview

We are seeking an Associate Electrical Software Engineer to join the Software Validation and Testing team. This role will support the execution, validation, and verification of software and hardware systems across component-level and integrated system test environments. The engineer will work closely with software developers, systems engineers, electrical engineers, and integration teams to ensure software functionality, reliability, and performance throughout the development lifecycle.

As part of the validation and test organization, you will participate in the planning, execution, and analysis of test activities using a variety of methodologies, including Hardware-in-the-Loop (HIL) and Software-in-the-Loop (SIL) testing. The ideal candidate is a hands-on engineer with strong troubleshooting skills, laboratory experience, and a passion for supporting complex engineering systems through testing and validation.

Key Responsibilities

Support the execution of component-level, subsystem-level, and integrated system testing activities

Document test execution results, perform data analysis, and generate test reports for engineering and program stakeholders

Assist with the investigation and resolution of test failures, anomalies, and unexpected system behaviors

Support the development of test plans, procedures, scripts, and validation methodologies

Serve as an on-site electrical engineering resource during test campaigns and system validation activities

Ensure electrical ground support equipment (EGSE) and laboratory equipment are operated safely and effectively

Track project deliverables, testing milestones, and action items across the team

Collaborate with software, systems, and electrical engineering teams to support integrated testing and issue resolution

Assist with verification and validation activities to confirm compliance with system and software requirements

Support test environment setup, configuration, maintenance, and troubleshooting

Participate in continuous improvement initiatives for test processes, tools, and documentation practices

Provide technical input and support adherence to engineering standards and best practices

Qualifications

Education:

Bachelor’s degree in Electrical Engineering, Computer Engineering, Software Engineering, Computer Science, or a related technical discipline

Equivalent combination of education and relevant experience may be considered

Experience:

Experience supporting software validation, hardware testing, laboratory operations, or engineering development activities

Experience working with software development, integration, or testing environments

Experience using laboratory test equipment and performing electrical measurements

Experience with software scripting, troubleshooting, or test automation activities preferred

Preferred Qualifications:

Understanding of Software-in-the-Loop (SIL) and Hardware-in-the-Loop (HIL) testing concepts

Experience supporting integrated hardware and software test environments

Familiarity with systems engineering verification and validation methodologies

Experience with MATLAB and Simulink

Familiarity with Speedgoat, dSPACE, or similar real-time simulation platforms

Experience designing simple printed circuit boards (PCBs) or custom hardware solutions

Knowledge of environmental testing processes and engineering laboratory operations

Familiarity with environmental health and safety procedures

Understanding of grounding, ESD protection, and electrical safety practices

Experience working in laboratory, manufacturing, clean room, or test environments

Soft Skills:

Strong analytical and problem-solving skills

Excellent verbal and written communication skills

Strong attention to detail and documentation accuracy

Ability to work effectively in a collaborative team environment

Strong organizational and time-management skills

Ability to manage multiple priorities in a fast-paced engineering environment

Self-motivated with a proactive approach to learning and professional development

Ability to troubleshoot complex technical issues and communicate findings clearly

Technology Stack:

C and C++

Python

Git version control

Linux operating systems

Windows operating systems

Oscilloscopes

Logic analyzers

Digital multimeters

DC power supplies

Hardware-in-the-Loop (HIL) testing platforms

Software-in-the-Loop (SIL) testing environments

MATLAB

Simulink

Speedgoat and dSPACE platforms or equivalent systems

Engineering data analysis and reporting tools

Microsoft Office Suite

Physical Requirements

Ability to work in a standard office, laboratory, or engineering test environment and use a computer for extended periods

Ability to work hands-on with laboratory equipment, test systems, and hardware assemblies

Ability to review technical documentation, test procedures, engineering drawings, and schematics

Ability to remain stationary for extended periods while performing testing, troubleshooting, and analysis activities

Ability to safely work around electrical and laboratory equipment in accordance with established safety procedures

May require occasional lifting, movement of test equipment, and support of engineering test activities

This job description may not be inclusive to the duties and responsibilities listed. Additional tasks may be assigned to the employee from time to time or the scope of the job may change as needed by business demands.

AST SpaceMobile is an Equal Opportunity, at will Employer; employment is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.