PCB Design and Characterization Engineer

About Photolitics

We are a team of world-class analog design professionals in providing high-performance analog and mixed-mode circuits for leading custom machine vision CMOS image sensor devices. We have a vast connection network of multi-national companies that shape the market in scientific, medical and industirial machine vision imaging applications. Photolitics is currently looking for highly motivated individuals to start-up its design office in Bulgaria.

The available position

By joining us you will have the opportunity to gain experience in both photonics IC design, as well as specific to the CMOS imaging field design of chip packaging, chip-on-board PCB packaging, evaluation board design and development, including PCB design, FPGA readout design, sensor characterization and initial silicon bring-ups. You will be involved in the electro-optical characterization of previously developed sensors, including photon transfer curve and electrical parameter measurements. You will also be responsible for the creation of datasheets and project specification documentation.

Specific Job Duties

Design of PCBs for sensor readout, including chip-on-board socket-bed design, adapter boards, and demo boards
Perform schematic and PCB layout design of evaluation modules and demo boards
Write technical documentation on developed modules
Silicon debug of existing experimental image sensors
Work on image sensor characterization with electro-optical measurement equipment


Electronics design experience
Schematic and layout design of discrete PCBs using Altium Designer, Eagle, or alternatives
Understanding of fundamentals in noise coupling and methodologies for suppression, ground plane, LVDS transmission line matching and microstrop design
Familiarity with microcontroller programming for embedded systems and/or digital design for FPGA
Debug and characterization of electronics systems in a laboratory environment
Familiar with lab instruments: oscilloscope, logic analyzer, signal generator
Good communication skills

Other design experiences in one or more of the following fields is preferable, but not required

Experience with CMOS image sensor
Knowledge in fundamentals of light and optics
Familiarity with light sources, intrgrating spheres, monochromators and other is a plus


BSc in electrical engineering. MSc or relevant work experience is desirable
Candidate must be a team player and an active participant in brainstorming solutions

What we offer

Stimulating work environment and endless possibilities for growth into experienced image sensor characterization engineer
Freedom to explore own architectures and design solutions. You have the possibility to take complete ownership and participate in the whole process of chip-to-market development
Encouragement to publish work in highly-ranked scientific journals and have the ability to participate in scientific conferences and training courses
Work with electronics, gain an in-depth knowledge of CMOS image sensors
Straight-to-the-point work, no participation in endless nonsense corporate meetings
Work package of 25 paid holidays yearly
Generous relocation package and assistance
Highly competitive salary

Photolitics is an equal opportunities employer.
Additional information on the position can be obtained from Deyan Levski at: deyan.levski@photolitics.com
To apply, please send your application with the usual document (CV), with an example of your prior experience to: deyan.levski@photolitics.com