Senior Hardware Engineer

Senior Hardware Engineer

Ajax Systems is an international technology company, the largest in Europe developer and manufacturer of Ajax security systems with smart home capabilities. It is an entire ecosystem with 180 devices, mobile and desktop applications, server infrastructure. Every year we demonstrate multiple growth in both the number of staff and all users worldwide. Currently, the company has over 4,100 employees. Ajax sensors protect 3.5 million users in more than 187 countries worldwide. The R&D department, which consists of four departments: System, Device, Automation, and QA, is responsible for the development of devices in Ajax.

Our product protects people's homes almost all over the world. And our mission is to make this world safer.

Required Knowledge and Skills:

• Programming language C.
• Bash script.
• Embedded Linux (user space).
• Experience in developing for ARM processors.
• Good knowledge of analog and digital circuit design. Understanding how amplifiers, comparators, modulators, demodulators, and signal mixers work. Knowledge of dc/dc and ac/dc converter topologies.
• Experience working with sensors. Knowledge of measurement methods, calibration.
• Experience in developing electronic devices with EMC requirements. Practical skills in noise search, methods for collecting electromagnetic charge sources, and increasing the overall resistance of electronic components/units to external electromagnetic influence.
• Experience in developing devices using sub-GHz, 2.4GHz transceivers.

Plus:

• Practical experience in developing devices using microwave radars.
• Experience working with video processors, video sensors, and understanding the architecture of video cameras, video recorders.
• Experience using WiFi transceivers.
• Experience in developing devices corresponding to the audio unit: speaker, microphone.
• Experience in mathematical signal analysis (Fourier transforms, digital filters).
• Availability of completed projects.

Tasks:

• Development of hardware nodes without video cameras.
• Conducting stress testing of developed nodes, writing test code for testing, and developing auxiliary equipment for testing.
• Conducting measurements of electromagnetic noise on boards, searching for noise sources, and practically eliminating/reducing noise levels.
• Launching a new platform (processors, video sensors, microwave sensors) and evaluating its capabilities, identifying defects.
• Evaluative testing of wifi modules and sub-GHz receiver transmitters for selecting the most optimal for the project tasks.

We Offer:

• Opportunity to propose your own ideas and influence the product and production.
• Medical insurance.
• Corporate English language.
• Full-time office work with flexible working hours.
• High-qualified and cohesive team.
• Autonomy in decision-making and implementing ideas.

Ajax Systems is a Ukrainian success story, a place of incredible strength and energy. Join us to make Made in Ukraine synonymous with reliability.