Subsea Navigation GNSS-denied navigation · AUV & UUV RV Subsea Navigation

Munich, Germany

GNSS-denied navigation for underwater vehicles.

Inertial navigation drifts. Acoustic positioning infrastructure is not always available, and surfacing for a satellite fix is not always an option. I build the software that closes that gap — and the bench that proves how well it closes.

Services

Two things I do

Taking enquiries

Navigation performance evaluation

A hardware-in-the-loop bench for quantifying underwater navigation performance before hardware is committed. Reproducible campaigns over real bathymetry, with instrumented results rather than vendor datasheets.

  • Sensor-suite trade studies
  • Navigation requirement definition
  • Vendor and subsystem evaluation
  • Acceptance-test frameworks for unmanned maritime bids
In development

Terrain-Aided Navigation

A GNSS-denied navigation engine that matches measured bathymetry against a prior map to arrest inertial drift, fused with inertial and Doppler velocity measurements and designed for mission profiles where conventional approaches are constrained.

Developed under the working name Styx, for integration as a subsystem in AUV and UUV platforms.

Background

Where this comes from

My doctoral work at the National Technical University of Athens was on trajectory planning and tracking control for underactuated AUVs. The lead paper, in Ocean Engineering, remains cited in the field.

I then spent fifteen years in German industry taking autonomy from research into production: transmission and hybrid powertrain control at Continental, autonomous driving tooling and embedded optimisation at Intel and Mobileye, visual SLAM and fleet navigation at Siemens, and vehicle motion control architecture at VinFast as Principal Engineer. Earlier, at Intracom Defense Electronics, I worked on embedded Linux and networking for a General Dynamics UK programme.

This is a return to the problem I started on, with fifteen years of production engineering discipline behind it.
Publications on Google Scholar →

Current work

What is running today

A hardware-in-the-loop bench validating Terrain-Aided Navigation and inertial fusion against real Aegean bathymetry, using public EMODnet survey data. Campaigns are reproducible end to end, and every result traces back to a recorded configuration — which is a requirement for the evaluation work above.

Engine — C++ / CUDA, embedded GPU target
Integration — ROS 2, with the estimation core kept framework-independent
Sensing — multibeam and single-beam bathymetry, INS, DVL
Map data — EMODnet, GEBCO

Contact

Get in touch

I am open to conversations with integrators, shipyards, platform builders and research consortia working on subsea autonomy — whether that is evaluation work, a consortium role, or a navigation subsystem.

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