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Location
In office (Koropi)

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Oct 11, 2026.

Overview
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Theon International is a Greek defense technology company that develops electro-optical systems for defense and security applications. Its engineering teams hire software, embedded, FPGA, PCB and mechanical engineers as well as technical pre-sales engineers. The company is headquartered in Koropi, Athens, Greece.

THEON GROUP of companies develops and manufactures cutting-edge night vision and thermal Imaging systems for Military and Security applications with a global footprint. THEON GROUP started its operations in 1997 from Greece and today occupies a leading role in the sector thanks to its international presence through subsidiaries and production facilities in Greece, Cyprus, Germany, the Baltics, the United States, the Gulf States, Switzerland, Denmark, Belgium, Singapore and South Korea. THEON GROUP has more than 200,000 systems in service with Armed and Special Forces in 71 countries around the world, 26 of which are NATO countries. THEON INTERNATIONAL PLC, the group's parent company, has been listed in the EURONEXT stock market, allowing THEON GROUP to accelerate its growth and further future business development. www.theon.com

Role Summary

The PCB Engineering team operates within a multi-disciplined group of Optical, Mechanical, FPGA, and Software Engineers. The candidate will closely collaborate with experts from all fields to define and produce electronic circuitry for the company's line of products. This position is an excellent opportunity to participate in the definition of new electronics systems and has an impact on the group and company growth.

Responsibilities

  • Collaborate with System Engineers, FPGA engineers and other software developers to define system architecture and electronic circuit requirements.
  • Design and implement mixed signal and digital PCBs.
  • Transfer block diagrams and general requirements to PCB schematics documents and multi-layer PCB layouts.
  • Release fabrication, assembly and BOM documents and track PCB manufacturing.
  • Design and document the test process for PCBs.
  • Perform PCB test and characterization using benchtop electronics equipment.

Qualifications

  • Degree qualified in electronics/ engineering related subject.
  • Experience with PCB design, development, and testing/verification.
  • Experience with circuit and PCB simulation using mixed signal and Signal Integrity simulation tools.
  • Hand-soldering and PCB rework experience.
  • Use of benchtop tools for PCB debug (oscilloscopes, power supplies etc.).
  • Familiarity with mixed signal (sensor power supplies, ADC/DAC pipelines).
  • Familiarity with digital circuits (high pin-count components, complex/high speed interfaces like DDR, SerDes, control impedance etc.).

Preferred Skills

  • Experience with Altium PCB design environment.
  • Experience with Ansys SIwave
  • Familiarity with FPGA based systems-on-board.
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