Leoben, AT
Be part of our team! AT&S is a leading global manufacturer of high-end IC substrates and printed circuit boards. AT&S industrializes leading-edge technologies for its core business segments Mobile Devices & Substrates, Automotive & Aerospace, Industrial and Medical and high-performance computing for AI applications. We are looking for talent eager to shape the future of our interconnected world. With plants in Austria, China, India, Malaysia and sales offices around the globe, we offer excellent career opportunities for creators, innovators and enablers with the drive to make a difference.
To enhance our successful R&D Glass CoreTeam in Leoben, Austria, we are looking for a passionate
Principal Engineer R&D - Build-up Process In your role you will take a role in developing next-generation build-up technologies for advanced Glass Core Substrate applications. You will drive innovation across process development and integration, enabling future high-performance semiconductor packaging solutions. Working closely with internal and external partners, you will shape technology roadmaps, solve complex technical challenges, and contribute to the successful industrialization of cutting-edge substrate technologies.
Your Responsibilities
Leading the development of build-up technologies for Glass Core Substrate applications
Developing and optimise process technologies including glass handling, temporary support systems, dielectric lamination, via formation, metallisation, lithography, etching, and plating
Establishing process integration strategies to achieve target electrical performance, mechanical reliability, yield, and manufacturability
Defining technology roadmaps for build-up structures, fine‑line interconnects, and next‑generation Glass Core Substrate architectures
Developing handling concepts and process solutions to minimise glass damage, warpage, cracking, and process‑induced defects throughout manufacturing
Driving resolution of technical challenges related to material interactions, dimensional stability, process variation, and reliability performance
Leading root cause analysis and implementation of corrective actions for process and reliability issues
Collaborating closely with material suppliers, equipment vendors, and cross‑functional teams to accelerate technology development and qualifications
Providing technical leadership for development programmes, intellectual property generation, and technology transfer activities
Your Profile
Bachelor's or Master's degree in Materials Science, Chemical Engineering, Mechanical Engineering, Electronics Engineering, or a related field
10+ years of experience in substrate, PCB, semiconductor packaging, or related process technology development
Strong expertise in build‑up process technologies including dielectric lamination, via formation, metallisation, lithography, etching, and plating
Experience in process integration and technology development for high‑density interconnect and advanced substrate applications
Knowledge of glass handling, temporary carrier/support systems, thin substrate processing, and defect control methodologies
Strong understanding of electrical and thermo‑mechanical reliability requirements for advanced substrate technologies
Experience in process optimisation, yield improvement, root cause analysis, and reliability enhancement
Proven ability to lead complex technical projects and drive cross‑functional collaboration
Strong communication and problem‑solving skills with the ability to influence technical direction and development strategy
Fluency in English
Our Offer
A meaningful role with opportunities for long‑term growth in an international environment
Chance to actively contribute to AT&S´ success and to create value
A structured and tailor‑made onboarding programme along with continual training opportunities
Modern company canteen with freshly prepared meals every day
Free parking spaces and e‑charging stations
Diverse health measures and a wide range of employee benefits
AT&S is an equal opportunity employer. We embrace diversity and are dedicated to empowering people to reach their potential by fostering their unique talents and strengths. The employment is in accordance with the Austrian Collective Agreement for the Electrical and Electronics Industry, employment group G, and we offer competitive salaries and additional benefits based on your performance, experience and qualification.
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Principal Engineer R&D - Build-up Process in Wien Arbeitgeber: Mental Health Group
AT&S ist ein hervorragender Arbeitgeber, der seinen Mitarbeitern in Leoben nicht nur eine spannende Rolle als Honeywell - Building Management Systems Engineer bietet, sondern auch die Möglichkeit, aktiv zum Erfolg eines globalen Unternehmens beizutragen. Mit einem strukturierten Einarbeitungsprogramm, kontinuierlichen Schulungsmöglichkeiten und einem modernen Arbeitsumfeld fördert AT&S die persönliche und berufliche Entwicklung seiner Mitarbeiter und legt großen Wert auf Vielfalt und Chancengleichheit.
