Middle Device QA Engineer (Video)

Ajax Systems — an international technology company and the largest manufacturer of security systems in Europe. We are looking for a specialist for the Video Devices unit for the Middle Device QA Engineer position. The Video Devices unit implements the full cycle of creating Ajax video products — from concept to mass production. We combine expertise in mechanics, Hardware, Image Quality, optics, Embedded-systems, and networking. Our goal is to create technologically complex and competitive devices that combine connection stability, high image quality, and production scalability.

Main tasks:

• Test components, device mechanics, and user scenarios, verifying their stability in laboratory and real-world usage conditions;
• Validate device performance, searching for potential bottlenecks;
• Create and maintain test documentation (test plans, test cases, checklists, traceability matrixes);
• Analyze requirements, ask clarifying questions, and participate in refinement/planning;
• Estimate tasks of varying complexity and be responsible for the quality of their execution;
• Work with builds via CI/CD (Jenkins), testing features in test environments;
• Qualitatively describe bugs and follow them through to full resolution.

Skills:

• Strong technical background, 1+ year of experience in device testing;
• Excellent knowledge of testing theory and experience applying it in practice;
• Experience in creating and maintaining test documentation: composing test cases, user scenarios, checklists, test plans, etc.;
• Knowledge of electronics (radio engineering education, amateur radio, arduino projects, RC filter, etc.);
• Ability to work with UART, SPI, I2C, GPIO;
• Ability to analyze signals with a logic analyzer and oscilloscope;
• Knowledge of Linux console and commands (tail, grep, sort, sysfs, udev, logcat);
• Understanding of basic networking technologies (IP, WiFi) and protocols.

Will be a plus:

• Understanding how video devices or embedded software are structured;
• Practical experience working with video systems — IP cameras, streams, protocols;
• Understanding the main stages of device development (Proto/EVT/DVT/PVT) and the specifics of testing activities at each stage.

We offer:

• The opportunity to propose and implement your own ideas that impact the product and its mass production;
• A place in a fast-growing company with a motivated professional team;
• Competitive salary;
• Medical insurance;
• Corporate English classes;
• The opportunity to participate in an internal beta testing project of Ajax security systems;
• Discounts on company and partner products

Ajax Systems is a Ukrainian success story that has grown into a global product. Ajax devices are trusted by over 4.5 million end users and 330 thousand PRO users in more than 180 countries. The company offers comprehensive solutions for protecting residential and commercial properties of various scales. Currently, the Ajax portfolio includes 280 devices for intrusion detection, video surveillance, fire safety, and comfort and automation.