// Careers

Make your work matter at the atomic scale.

We are solving one of the hardest problems in semiconductor manufacturing, and we are doing it with a small, highly experienced team that moves at startup speed. If you want your work to matter at the atomic scale, this is the place.

View open roles →

// Life at AAT

Life at AAT

At AAT, there are no large org hierarchies slowing things down. We are an AI-native organization where agents are adopted as work mates — every engineer and scientist is amplified by AI that handles the routine so you can focus on the hard problems. You will work directly with the founders, contribute across disciplines, and see the impact of your work in days not quarters. We are a team of engineers and scientists who take the science seriously and the bureaucracy lightly.

We are based in Singapore's One-North innovation district, one of Asia's most dynamic deep-tech ecosystems, with access to world-class research institutions; and our Yishun site is in a thriving semiconductor technology park, surrounded by world-class companies in the semiconductor ecosystem.

// Why AAT?

Why AAT?

Atomic-scale etch platform in development at AAT

Work on something genuinely new

AAT is building the world's first AI-native atomic layer etching platform. A clean-sheet design, built for a process that the semiconductor industry now depends on — and we are the only company that started here.

AAT's engineering and science team at work

Work with people who have done it before

Our team brings 100+ combined years of experience in semiconductor industry from Applied Materials, Lam Research, Intel, GlobalFoundries. The founders have shipped several industries first products into high-volume manufacturing. You will learn fast here.

Collaborative, hands-on work environment at AAT

Work in an environment built for growth

We offer a flexible, collaborative, and supportive work environment where people are trusted to do their best work. We invest in internal training and mentorship, and we give people the opportunity to work across functions — hardware, software, process, and business — in ways that are rare at larger companies.

Precision hardware and AI-native process control at AAT

Work at the intersection of deep tech and AI

AAT's platform sits at the crossroads of precision hardware engineering and AI-native process control. Whether you are a process engineer, a hardware designer, or a software engineer, you will be working on problems that connect directly to the chips powering the next generation of AI infrastructure.

// Open Roles

Open Roles

We're hiring across engineering and automation. Expand a role to read the full description, then apply directly by email.

As a Senior RF Engineer at AAT, you will operate at the critical intersection of high-frequency power electronics and advanced plasma physics. You will serve as the technical authority for AAT’s RF delivery architecture, driving clean-sheet design, dynamic impedance matching, and plasma source characterization to enable sub-angstrom profile precision in next-generation Atomic Layer Etching (ALE) chambers.

What You'll Do

Support RF & Plasma tool development/qualification and implementation in Plasma Etch chambers for R&D and Production applications
Conduct experiments and characterizations of RF & Plasma systems and components at bench and tool levels using various instruments including Network Analyzers, Spectrum Analyzer, Plasma Probes, analog and digital data acquisition controllers.
Develop new methods to distribute RF through antennas and networks to ignite stable plasmas using different frequency and Generators.
Develop new RF & Plasma arc detection and diagnostic methods to be used in R&D and Production applications.
Work with Process Engineers and Field/Customer support teams to provide RF & Plasma support to quickly troubleshoot and resolve field/customer issues.

Job Description

Masters or PhD in science or engineering areas with emphasis on high frequency electronics or plasma physics.
Experience with a wide range of plasmas (DC~MW, various pressure and gas conditions).
Knowledge of unique challenges in large area plasma production and the techniques used in the industry.
Knowledge in plasma diagnostics (Langmuir probes, optical diagnostic, microwave diagnostic etc.).
Knowledge in Etch or CVD technology, applications, and film metrology.
Experience in mechanical design (manufacturability, mechatronics, material properties, vacuum systems, gas flow etc.)
Experience with system design and module integration on system level (PLCs, IoT, Edge, safety)
Solid background in RF power delivery, impedance matching, RF sensors, transmission line theory, electronic circuits, amplifiers, sensors etc.

Apply now Open your email app — attach your resume before sending.

As a Principal Process Engineer at AAT, you will operate on cutting-edge technology at the atomic scale, serving as a technical authority and strategic owner for AAT’s next-generation atomic layer etch technologies. You will bridge plasma physics, material science, and chamber hardware design to define the process roadmaps that enable Angstrom-era device. In this high-impact principal role, you will lead complex R&D initiatives, architect breakthrough etch formulations, co-optimize hardware-process parameters with engineering teams. You will also mentor senior engineers and scientists, drive patent generation, and influence AAT’s AI-native process control algorithms.

Job Description

Drive the technical strategy and process architecture for novel Atomic Layer Etching (ALE) isotropic/anisotropic surface modification, and surface passivation chemistries targeting GAA nanosheet release, high-aspect-ratio (HAR) contact etch, and nanoscale selectivity
Lead fundamental studies in plasma-surface interactions, surface chemistry kinetics, radical/ion flux tuning, and atomic self-limiting mechanisms.
Partner cross-functionally with software and AI control teams to integrate recipe optimization, real-time end-point detection, and predictive process drift control
Collaborate with mechanical, electrical, RF/plasma, and software control engineers to specify chamber geometry, gas distribution, RF plasma source coupling, and thermal management for next-generation tools.
Lead process qualification of prototype tools from early cleanroom alpha/beta to customer demonstration and pilot-line release.
Translate customer device roadmaps and yield challenges into concrete process specifications, benchmark demos, and technical proposals.
Identify breakthrough surface reaction concepts and novel chamber designs; lead patent disclosures to secure AAT's intellectual property leadership.
Mentor, coach, and guide staff/senior process engineers, scientists, and lab technicians, cultivating an environment of technical rigor and rapid execution.

Requirements

Ph.D. or Master’s degree in Materials Science, Chemical Engineering, Chemistry, Physics, or a related engineering discipline
8+ years (for Ph.D.) or 12+ years (for Master's) of hands-on semiconductor process R&D experience in advanced etch (plasma etch, reactive ion etch, atomic layer etch).
Proven track record of taking novel semiconductor process formulations from R&D concept to high-volume manufacturing (HVM) or successful customer pilot lines.
Deep expertise in plasma etch physics and chemistry, self-limiting atomic layer reactions, surface characterization, and plasma diagnostics (OES, mass spectrometry, Langmuir probes).
Mastery of Design of Experiments (DOE), Statistical Process Control (SPC), statistical analysis tools (JMP, Minitab, MATLAB), and physical-chemical modeling of etch kinetics.
Highly competent in surface analysis and material characterization techniques (e.g., SEM, TEM, XPS, AFM, ellipsometry, SIMS, profilometry.

Apply now Open your email app — attach your resume before sending.

As the Equipment Engineer, you will design and test mechanical components and submodules of new semiconductor manufacturing equipment. At this role, you will partner with senior engineers for brainstorming, concept and feasibility study, 3D modeling to part prototyping. You will also be frequently interfacing with suppliers to ensure smooth manufacturing of parts.

Job Description

Translate concept to practical design with minimal guidance.
3D modeling of complex parts and assemblies using one of the commercial software.
Create detailed drawing from 3D models with minimum errors, apply GD&T.
Good knowledge in materials property (especially metal and ceramic).
Define, perform engineering test for design validation.
Collect and analyze complex data and make informed decisions.
Own and document engineering changes, perform version controls.
Partner with Materials program manager to source parts, oversee part assembly.
Communicate with suppliers to solve manufacturing problems.
Perform root cause analysis and FMECA, provide and execute improvement plans.
Create and present documents, reports to colleagues and external stakeholders.

Requirements

A bachelor's or master's Degree in the area of Engineering, Engineering Mechanics, Physical Science or related field of study.
3-5 years of direct experience in mechanical design, 3D modeling, hands-on experience of performing engineering test (mechanical, electrical, flow, or thermal).
Experience in semiconductor industry is a plus.
Ability to navigate a dynamic and at times ambiguous environment that requires frequent multitasking, prioritization, and a proactive mentality.
Excellent verbal and written communication skills and the ability to interact professionally with a diverse group of internal partners, team members, and suppliers.
Self-starting individual, with ability to take initiative and work independently.
Proven relationship management skills, including to navigate the organization and influence decisions.

Apply now Open your email app — attach your resume before sending.

// Get in touch

Don't see the right role listed?

We are always interested in hearing from exceptional people with semiconductor equipment, process, or AI backgrounds. Reach out to us and tell us what you would bring to the team.

Email careers @ aatech.sg →

Make your work matter at the atomic scale.

Life at AAT

Why AAT?

Work on something genuinely new

Work with people who have done it before

Work in an environment built for growth

Work at the intersection of deep tech and AI

Open Roles

Senior RF Engineer

What You'll Do

Job Description

Senior Automation Program Engineer

Job Description

Requirements

Principal Process Engineer

Job Description

Requirements

Equipment Engineer

Job Description

Requirements

Don't see the right role listed?

Deep expertise. Startup speed. Real results