Mid / Senior Hardware Engineer

We are looking for a Mid/Senior Hardware Engineer to join our hardware design team. You will design and develop electronic hardware for connected devices and custom solutions ordered by customers across a variety of industries. Depending on the project, you may contribute to schematic design, PCB development, prototyping, hardware validation, certification, or production support.

Requirements
- Excellent knowledge of digital electronics. Experience in using modern RF modules.
- Experience designing schematics and multilayer PCBs.
- Good working knowledge of Altium Designer.
- Understanding of component selection, power supply design, signal integrity, and EMC considerations.
- Experience with hardware bring-up, debugging, and validation.
- Ability to use laboratory equipment such as a multimeter, oscilloscope, logic analyzer, spectrum analyzer, and programmable power supply.
- Familiarity with common communication interfaces and protocols such as UART, SPI, I2C, USB, Ethernet, CAN or similar.
- Ability to read component datasheets, reference designs, and technical standards.
- Ability to communicate clearly, document technical decisions, and work effectively with software, mechanical, manufacturing, and other engineering teams.
- Independence, attention to detail, and a structured approach to solving technical problems.

Responsibilities
- Design and develop electronic hardware for embedded and IoT products.
- Define hardware requirements and contribute to hardware architecture decisions.
- Create and review schematics, PCB layouts, bills of materials, and manufacturing documentation.
- Select and evaluate components based on technical, cost, availability, and lifecycle requirements.
- Perform board bring-up, testing, debugging, and design validation.
- Investigate hardware and system integration issues.
- Develop test plans, test fixtures, and validation procedures.
- Support EMC, environmental, safety, and product certification activities.
- Work closely with embedded software engineers during hardware development, bring-up, and system integration.
- Participate in design reviews, technical discussions, project planning, and risk assessment.
- Support prototype builds, production introduction, and the resolution of manufacturing issues.
- Create clear technical documentation and maintain existing hardware designs.
- Promote good engineering, quality, testing, and security practices across the team.

Nice to have
- Experience designing industrial, automotive, telecommunications, or IoT devices.
- Knowledge of microcontrollers, microprocessors, SoCs, wireless modules, or embedded Linux platforms.
- Ability to develop basic software, scripts, or tools for hardware bring-up and testing.
- Experience with power electronics, battery-powered devices, or low-power design.
- Familiarity with high-speed interfaces such as DDR, PCIe, USB, or Gigabit Ethernet.
- Knowledge of EMC/EMI, ESD protection, signal integrity, and thermal design.
- Experience preparing products for CE, FCC, RED, UL, or industry-specific certification.
- Experience working with PCB assembly manufacturers and external suppliers.
- Experience with mass production.

Working conditions
Hardware is mostly hands-on so we are looking for someone willing to work mostly from our HQ in Warsaw (near Metro Wilanowska). Hybrid ​work is possible when no ​lab work is required. From time to time you will be required to travel to clients, vendors and partners.

Recruitment process

• Application review

• Interview

• Technical interview

What we offer

• Permanent employment: 10,000–15,000 PLN gross per month

• B2B contract: 10,000–13,500 PLN net per month

• Full-time work