Senior Hardware Engineer – High-Speed PCB & Timing Systems

Oscilloquartz SA; Espoo; On-site; EUR 70,000 - 100,000; Full time

Job summary

Oscilloquartz is seeking a motivated Hardware Engineer to join our Hardware Engineering team in Espoo, Finland, helping develop the next generation of synchronization and timing solutions used by networks worldwide. You will own the full hardware development lifecycle from architecture to production support, collaborating with FPGA, software, system, SIT/SVT and manufacturing teams.

Candidates should hold a B.Sc.

Qualifications

• BSc in Electrical Engineering or equivalent.
• 5+ years hands-on hardware design experience.
• Experience with schematic design and PCB layout guidance.
• High-speed digital and mixed-signal design.
• Power design (DC/DC, PoE or similar).
• Experience debugging hardware at board and system level.
• Familiarity with lab equipment (oscilloscope, spectrum analyzer).
• Strong analytical and problem-solving skills.

Responsibilities

• Design hardware modules, subsystems and systems for synchronization products.
• Develop schematics and guide PCB layout (high-speed, mixed-signal, power).
• Select and evaluate components (ICs, power devices, oscillators, interfaces).
• Design high-speed interfaces (e.g., 10G/25G Ethernet) with signal integrity considerations.
• Contribute to hardware design specifications (HDS) and documentation.
• Support system-level integration (HW, FPGA, SW).
• Define and execute validation and integration test plans.
• Debug complex board and system-level issues (mixed-signal, high-speed).
• Perform lab bring-up, measurements, and performance characterization.
• Support product transfer to manufacturing (NPI).
• Collaborate with manufacturing and test teams for production readiness.
• Investigate and resolve issues during production and field operation.
• Ensure product reliability, quality, and compliance with applicable standards.

Skills

Schematic design

PCB layout

High-speed design

Power design

Debugging hardware

Lab equipment

Analytical skills

Education

B.Sc. in Electrical Engineering

Job description

Oscilloquartz is seeking a motivated Hardware Engineer to join our Hardware Engineering team in Espoo, Finland, helping develop the next generation of synchronization and timing solutions used by networks worldwide. You will own the full hardware development lifecycle from architecture to production support, collaborating with FPGA, software, system, SIT/SVT and manufacturing teams.

Candidates should hold a B.Sc.