Company Description Sisir Radar Private Limited is pioneering advanced Synthetic Aperture Radar (SAR) technology, including the world’s highest-resolution L-band SAR and India’s first drone-borne SAR system. The company focuses on all-weather, day-and-night imaging solutions that operate effectively through clouds, smoke, fog, and darkness, making high-frequency radar imaging accessible and affordable. Its cutting-edge systems reveal previously invisible details, supporting commercial, strategic, and civilian applications.

Sisir

Radar is led by Tapan Misra, a globally recognized expert in Imaging Radar, former Director of ISRO’s Space Applications Centre and Physical Research Laboratory, and principal architect of the RISAT satellite series and the NASA-ISRO NISAR mission.

Role Description The PCB Fabricator will be responsible for manufacturing, assembling, and testing printed circuit boards used in advanced radar and related electronic systems. Day-to-day tasks include interpreting PCB design files and engineering drawings, preparing materials, operating fabrication equipment (such as etching, drilling, plating, and lamination machinery), and performing soldering and component mounting as required. The role involves conducting visual and electrical inspections, following quality and safety standards, documenting work, and collaborating with engineers and technicians to resolve design or production issues.

This is a full-time, in office role based in Kolkata,



requiring consistent coordination with the local production and R&D; teams.

Requirements

- Experience in PCB assembly and rework.
- Strong hands-on skills in SMT and THT (Through-Hole Technology) soldering.
- Ability to read and understand schematics, BOMs, and assembly drawings.
- Familiarity with microscopes, soldering tools, and test instruments.
- Diploma / ITI or equivalent experience in Electronics or PCB Manufacturing.
- RF PCB experience and exposure to prototype or R&D; environments are preferred.
- Employment Type: Full-Time
- Location: Kolkata

Key Responsibilities
- Perform SMT and through-hole soldering of PCB components.
- Carry out PCB assembly, inspection, rework, and component replacement.
- Mount RF connectors, shielding cans, and related hardware.
- Follow ESD, quality, and documentation procedures.
- Support prototype builds and debugging.
- Work on the assembly and rework of analog, digital, and RF PCBs for prototype and low-volume production.

Required Skill Sets
- PCB assembly and rework
- SMT soldering
- THT / through-hole soldering
- Component replacement and rework
- PCB inspection
- Schematic reading
- BOM interpretation
- Assembly drawing interpretation
- RF connector mounting
- Shielding-can installation
- ESD handling and procedures
- Soldering tools and techniques
- Microscope-based PCB work
- Basic use of electronic test instruments
- Prototype PCB build and debugging
- Preferred: RF PCB assembly/rework experience and exposure to R&D;/prototyping environments.

📌 PCB Technician (Kolkata)
🏢 SISIR Radar Private
📍 Kolkata