We’re hiring: Principal Hardware Engineer

Mercury Systems is looking for an experienced Principal Hardware Engineer to provide technical leadership across the development of complex electronic products.

This is a senior technical role with the opportunity to influence hardware architecture, design, verification and technical decision-making throughout the complete product lifecycle.

What you’ll be doing:

- Leading hardware architecture, design and verification for complex electronic products
- Driving technical decisions and managing hardware-related risks
- Designing and validating digital, analogue and mixed-signal electronic boards
- Providing technical oversight of PCB layout activities
- Leading design reviews, peer reviews and technical assessments
- Supporting qualification, environmental testing, certification and regulatory compliance
- Providing technical leadership during integration, troubleshooting and root-cause investigations
- Acting as a technical focal point with customers, suppliers and subcontractors where required
- Coaching and mentoring junior and mid-level engineers
- Supporting continuous improvement of engineering processes and design standards

What we’re looking for:

✅ Master’s Degree in Electronic Engineering or equivalent

✅ Proven hardware development experience with complex electronic systems

✅ Strong digital and mixed-signal design expertise

✅ Knowledge of Signal Integrity, Power Integrity and analogue simulations





✅ Experience with high-speed digital design and EMC/EMI considerations

✅ Knowledge of processor, FPGA and memory architectures

✅ Knowledge of DO-254 hardware development processes

✅ Strong technical leadership, coaching and communication skills

Equal Opportunity Statement

At Mercury Systems, we are committed to fostering a culture of inclusivity and diversity. We believe that equal opportunity is fundamental to building a dynamic and innovative workforce.

We provide employment opportunities free from discrimination, ensuring fair treatment for all individuals regardless of race, colour, religion, gender, sexual orientation, gender identity, national origin, age, disability, marital status, veteran status, or any other legally protected characteristic.

Our commitment extends beyond compliance—we actively promote diversity and inclusivity in our hiring practices, workplace policies, and career development opportunities. We aim to create an environment where everyone feels valued, respected, and empowered to contribute their unique talents to Mercury Systems' success.

Together, we strive to achieve equal opportunities for all while building a collaborative and supportive workplace.

Only candidates selected for an interview will be contacted, thank you in advance for your understanding.

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📌 Principal Hardware Engineer (España)
🏢 Mercury Systems
📍 España