Test & Systems Engineer

At 3

Si, our mission is to make your world, safer. As a global leader in innovative security technology, we help businesses and law enforcement prevent and respond to crime through field-proven solutions and trusted partnerships. With over 100+ years of combined experience through our merged companies, our expertise drives measurable impact in communities worldwide.

We specialize in GPS tracking, video surveillance,and integrated response technologies that deter theft and accelerate criminal apprehension. Designed for retail, financial institutions, law enforcement, and more, our solutions combine cutting-edge tools with unmatched response capabilities. Through our exclusive

Direct To Dispatch ™technology, verified crime alerts are sent directly to law enforcement dispatch centers in real time—bypassing traditional third-party monitoring delays—to enable rapid, precise response when it matters most.

At 3

Si, meaningful work makes a difference. We’re a purpose-driven team that values innovation, trust, and collaboration. From engineering to sales and support, every role contributes to our mission to protect communities and make the world safer. We offer a hybrid, flexible work culture, competitive benefits, and the chance to grow alongside a team of passionate, dedicated professionals.

Join us—and be part of something that matters. The Test & Systems Engineer is responsible for evaluating and validating new hardware and software products for compatibility with enterprise video management and security systems. This position develops repeatable test methodologies, performs in-depth product evaluations, analyzes system performance, and provides technical recommendations for product lifecycle management.

In addition to laboratory testing responsibilities, this role serves as a Tier 3 technical resource, supporting complex application, database, and server-side issues. The ideal candidate possesses strong analytical skills, experience troubleshooting distributed applications, and an understanding of backend system architecture, databases, and networking.

• Develop repeatable test plans, procedures, and evaluation methodologies for hardware and software products.
• Perform functional, interoperability, performance, and regression testing within a controlled laboratory environment.
• Install, configure, and troubleshoot hardware, software, servers, databases, and network-connected devices.
• Analyze test data and document findings, identifying defects, compatibility issues, and performance concerns.
• Prepare technical evaluation reports, field notices, and recommendations for End-of-Life (EOL) equipment replacements.
• Coordinate with vendors to obtain evaluation equipment, software, firmware, technical documentation, and engineering support.
• Troubleshoot complex Tier 3 issues involving applications, databases, server-side components, and system integrations.
• Support software deployments, configuration management, and application upgrades.
• Assist with diagnosing issues involving APIs, application services, backend processes, and database connectivity.
• Collaborate with software developers, system engineers, and field support personnel to resolve technical issues.
• Develop automation tools and scripts to improve testing efficiency where appropriate.
• Participate in continuous improvement initiatives to enhance testing processes and product quality.
• Perform other duties as assigned.

• Experience troubleshooting complex software applications and enterprise systems.
• Understanding of backend application architecture and server-side components.
• Working knowledge of relational databases, including SQL queries and database troubleshooting.
• Experience analyzing application logs and…