Hardware Engineer

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

Welcome! Your Growth is Creating Great Opportunities! Our team is expanding, and we want to hire the most talented people we can. Continued success depends on it! Thanks for your interest in working on our team! We are looking for a motivated and experienced Hardware Engineer to join our Hardware Engineering team in Espoo, Finland, and help develop the next generation of synchronization and timing solutions used by communication networks around the world.

As a Hardware Engineer, you will be involved in the complete product development lifecycle, from architecture and schematic design through validation, integration, and production support. You will work closely with FPGA, software, system, and manufacturing teams in a highly collaborative international environment. If you enjoy solving complex technical challenges, working with cutting‑edge technologies, and seeing your designs become successful products, we’d love to hear from you.

Principle duties and 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

Functional Collaboration

• Work closely with FPGA, software, system, SIT/SVT and mechanical teams
• Participate in design reviews and technical discussions
• Interface with suppliers and external partners as required
• Evaluate and introduce new technologies and components
• Drive improvements in performance, power efficiency, and cost
• Contribute to system architecture discussions and design trade-offs

Requirements

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

Success Criteria

• Strong ownership and accountability
• Ability to work independently and in a multidisciplinary team
• Good communication skills (written and verbal)
• Detail‑oriented with a strong focus on quality

Oscilloquartz is a pioneer in time and frequency synchronization. We design, manufacture and deploy end‑to‑end synchronization systems that ensure the delivery and assurance of highly precise timing information over next‑generation packet and legacy networks. As an Adtran company, we’re creating new opportunities for tomorrow’s networks. For more information, please visit us at www.oscilloquartz.com.