# Fibre Optics Engineer (m/w/d) at Hades

> Germany · Unspecified · Software engineering · open. Source: https://alderhq.app/jobs/personio%3Ahades%3A2827223 (read 2026-11-14).

## Facts (observed)

- Company: [Hades](https://alderhq.app/companies/hades)
- Location text: Munich
- Where it can be done from (inferred): Germany (evidence: "Location: Munich")
- Posted: 2026-10-05 (41 days ago)
- First seen by alder: 2026-11-04 · last verified: 2026-11-08
- Reposted: 0 times · edited: 0 times
- Apply on the employer's site: https://hades.jobs.personio.de/job/2827223

## Pay and sponsorship

- Posted pay: not posted
- Market band for similar posted roles (Munich, n 34): p25 €70k, median €94k, p75 €113k

## Description (the employer's text)

### About Hades

### Why Join Hades?

- At Hades, you'll be part of a high-growth, high-impact deep-tech startup making a tangible difference. Our mission is critical: to secure sovereignty for Europe through the responsible and efficient extraction of vital materials and energy. We offer:
- Impactful Work: Contribute directly to solving global challenges related to resource scarcity and energy independence.
- Cutting-Edge Technology: Work at the forefront of ultra-deep drilling, leveraging advanced engineering and innovative approaches.
- Growth Potential: Join a rapidly expanding company with significant opportunities for personal and professional development.
- Dynamic Environment: Thrive in a fast-paced, collaborative, and entrepreneurial setting in the heart of Munich.
- Purpose-Driven Mission: Be part of a team dedicated to a sustainable and secure future for Europe.
### The Role

### Responsibilities

- Undertake experimental work to optimise laser transmission through optical fibres for use in a downhole assembly
- Help develop and verify models and fibre metrology approaches to characterise high-power fibre performance
- Work hands-on in the lab with high-power fibre optics (CW, 100 W+), free-space optical components, and hollow-core / photonic crystal fibres
- Couple laser sources into optical fibres and optimise coupling efficiency
- Run Zemax / FEM simulations of high-power fibre propagation to support design and troubleshooting
- Collaborate closely with other engineering teams within the company to integrate fibre subsystems into the full prototype device
### Qualifications

We are seeking a highly motivated and skilled individual who possesses:

Background

- Master's degree or PhD, or significant hands-on experience, in high-power optical fibre environments and assembly of fibre optic components
Essential

- High-power experience (CW, 100 W+)
- Competent with free-space optical components
- Experience with hollow-core and photonic crystal fibres
- Lab experience working with high-power fibre optics
- Experience coupling into optical fibres
- Zemax / FEM simulations of high-power fibre propagation
- Excellent written and oral communication skills in English
- Willing to reside in the greater Munich area
Desirable

- Mitigation of non-linear effects in fibre
- Knowledge of fibre coatings and different fibre materials
- Splicing and fibre handling
- Experience working in clean rooms
- Fibre cabling
- Fibre arrays
- Knowledge of fibre endcaps
### Why Hades?

- An opportunity to make a huge impact on the future of Europe by increasing resilience and providing a path to resource and energy sovereignty
- A senior role with real ownership: you will shape the mechanical engineering function of a deep-tech company from its early days
- A human-centered company culture with super nice and supportive colleagues
- A great sense of community through team events and fun in and outside the office
- Highly competitive compensation, benefits and equity package

---
Data: alder (https://alderhq.app). Cite https://alderhq.app/jobs/personio%3Ahades%3A2827223 and the date you read it. Observed facts come from the employer's own listing; location reach, level, family and skills are inferences.