Senior GNSS Firmware & Positioning Engineer

u-blox; Espoo; On-site; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Multicultural team

Project-based collaboration

Startup mindset

Strong learning environment

Team events

Zurich lake location

Vacation 25-30 days

Pension contributions

Commuting support

Job summary

u-blox seeks a collaborative engineer to design, implement, and validate GNSS features in embedded receiver firmware using C. You will contribute across the full development lifecycle, from requirements to release, and analyze performance to optimize features.

Join a fast-paced, international team and help deliver robust solutions. You will work with Linux-based environments, CI, test automation, and rigorous code reviews to maintain high software quality and reliability.

Qualifications

• Master's or PhD in a relevant field.
• 3+ years of professional software development experience with GNSS, positioning, navigation, sensor fusion, or related localization technologies.
• Strong knowledge of estimation theory, statistical methods, and positioning algorithms.
• Knowledge of RTK, PPP, carrier-phase processing, and ambiguity resolution.
• Proficiency in C, preferably for embedded systems, and experience with C++, Python, and MATLAB/Octave.
• Experience developing embedded software or firmware for resource-constrained systems.
• Experience with Linux-based development environments and version control tools.
• Familiarity with agile software development practices, including code reviews, CI, test automation, and unit testing.
• Strong analytical and problem-solving skills; fluent in English.

Responsibilities

• Design, implement, and validate GNSS features in embedded receiver firmware using C.
• Contribute across the full development lifecycle, from requirements and feature definition to implementation, testing, and release.
• Analyze GNSS performance and measurement data to evaluate and optimize new features.
• Develop and maintain automated test solutions to ensure product quality and efficient verification.
• Collaborate on work planning, technical discussions, and feature prioritization.
• Review code and contribute to high standards of software quality, maintainability, and robustness.
• Investigate software defects and customer-reported issues, developing fixes and workarounds where needed.
• Create and maintain technical documentation for functional blocks, features, and development activities.

Skills

C (embedded)

C++

Python

MATLAB/Octave

Linux development

Embedded systems

Git / version control

Agile / CI

Data analysis

English communication

Education

Master's or PhD in Electrical Engineering, Computer Science, Telecommunications, Geodesy, Applied Mathematics, Physics

Tools

Linux

WSL

Job description

u-blox seeks a collaborative engineer to design, implement, and validate GNSS features in embedded receiver firmware using C. You will contribute across the full development lifecycle, from requirements to release, and analyze performance to optimize features.

Join a fast-paced, international team and help deliver robust solutions. You will work with Linux-based environments, CI, test automation, and rigorous code reviews to maintain high software quality and reliability.