Optics Design Engineer

CADFEM India Pvt Ltd; Hyderabad; On-site; INR 900,000 - 1,300,000; Full time

Job summary

CADFEM India Pvt Ltd is seeking an Optical Design Engineer to own the complete design lifecycle from requirements capture to system validation and customer engagement.

You will perform detailed optical design using Zemax, conduct tolerance analyses, generate ISO-compliant drawings, and collaborate with mechanical teams on mounts and housings. Willingness to travel across India and SEA is expected.

Qualifications

• MSc Physics (preferably Semiconductors) / M.Tech (Applied Optics) / MSc Tech (Optics/Photonics).
• 3–5 years of hands-on experience with Zemax or equivalent optical design tools.
• Basic knowledge on 3D modelling (modules, components, and full devices).
• Ability to generate ISO-compliant optical design drawings.
• Working knowledge of optical manufacturing & design documentation.
• Experience in Opto-mechanical design and opto-electronics is an advantage.
• Willingness to travel across India and SEA for trials, demonstrations, and customer support.

Responsibilities

• Own the complete optical design lifecycle from requirements to validation.
• Perform detailed optical design using Zemax; run optimizations and tolerance analyses.
• Create optical drawings and design reports.
• Collaborate with mechanical teams on mounts, mechanisms, baffles & housings.
• Coordinate testing, vendor interactions, and validation activities.
• Present design solutions to customers and stakeholders.
• Travel across India and SEA for trials and discussions.

Skills

Optical design

Tolerance analysis

Customer communication

Project ownership

Willingness to travel

Education

MSc Physics (preferably Semiconductors) / M.Tech (Applied Optics) / MSc Tech (Optics/Photonics)

Tools

Zemax

3D modelling

Job description

We are seeking an Optical Design Engineer with strong expertise in optical system design, simulation, tolerancing, and validation. The role involves complete ownership of design activities from requirement capture to system validation and customer engagement.

Key Responsibilities

• 1. Project Initiation & Requirements
  • Understand system and product requirements; extract relevant inputs.
  • Define detailed optical specifications with primary engineering calculations.
  • Communicate assumptions, deliverables, timelines, and associated risks.
  • Anticipate challenges and provide effective risk mitigation strategies.
• 2. Optical System Design
  • Perform detailed optical design using Zemax or equivalent tools.
  • Conduct optimization, tolerance analysis, and manufacturing sensitivity studies.
  • Generate optical drawings, documentation, and design reports.
  • Typical systems include:
    • EO/IR cameras, night vision optics
    • Spectrometers, laser systems
  • Present design solutions to customers and internal stakeholders.
• 3. Opto-Mechanical & Cross-Functional Collaboration
  • Transfer optical design intent to mechanical teams.
  • Support development of mounts, mechanisms, baffles & housings.
  • Understand tolerances and environmental impacts on system performance.
  • Basic exposure to detectors (CCD, CMOS, IR), acquisition electronics, and system integration.
• 4. Validation & Testing
  • Coordinate lens procurement, vendor interactions, and corrective actions.
  • Support fabrication, material selection, alignment, and test activities.
  • Perform optical validation under laboratory and environmental conditions.
• 5. General Engineering Contributions
  • Participate in project initiation, feasibility studies, and cost analysis.
  • Provide technical inputs for proposals and solution justification.
• 6. Communication & Soft Skills
  • Communicate effectively with customers and cross-functional teams.
  • Prepare technical presentations and demonstrate solutions to clients.
  • Willingness to travel for trials, studies, and customer discussions.
  • Self-driven, quick learner with strong ownership and enthusiasm for optics.

Requirements

• MSc Physics (preferably Semiconductors) / M.Tech (Applied Optics) / MSc Tech (Optics/Photonics)
• 3 – 5 years of hands-on experience with Zemax or equivalent optical design tools
• Basic knowledge on 3D modelling (modules, components, and full devices)
• Ability to generate ISO-compliant optical design drawings
• Working knowledge of optical manufacturing & design documentation
• Experience in Opto-mechanical design and opto-electronics is an advantage
• Willingness to travel across India and SEA for trials, demonstrations, and customer support