Research Assistant (Cognitive Science and Trustworthy AI (CoSTA) Lab))

National University of Singapore; Singapore; On-site; SGD 35,712 - 46,872; Full time

Job summary

The National University of Singapore's CoSTA Lab in the Department of Electrical and Computer Engineering invites applications for a Research Assistant. The role focuses on AI agents and foundation models, working under the PI to advance post-training methods for LLMs.

You will conduct experiments, implement ML algorithms, analyze results, and contribute to publications and project milestones. This fixed-term position offers collaboration with a dynamic team and access to state-of-the-art

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Electrical or Computer Engineering, Data Science, AI.
• Strong Python programming skills and experience with PyTorch.
• Research or project experience in ML, NLP, LLMs, or trustworthy AI.
• Able to work both independently and in a team; meeting deadlines.

Responsibilities

• Post-training research on LLMs.
• Implement ML algorithms, experimental frameworks, and prototypes.
• Conduct experiments, analyze results, and maintain reproducible code.
• Publish research findings in journals and conferences.
• Prepare project deliverables and milestones.

Skills

Python programming

PyTorch framework

Machine learning fundamentals

NLP / LLM knowledge

Independent work

Team collaboration

Strong writing & communication

Education

Bachelor’s or Master’s degree in Computer Science, Electrical/Computer Engineering, Data Science, Artificial Intelligence

Tools

PyTorch

Job description

Job Title: Research Assistant (Cognitive Science and Trustworthy AI (CoSTA) Lab))

University-Level Unit: College of Design and Engineering

Faculty/Department-Level Unit: Electrical and Computer Engineering

Employee Category: Research Staff

Location_ONB: Kent Ridge Campus

Posting Start Date: 27/07/2026

Job Description

A Research Assistant position is open in the Cognitive Science and Trustworthy AI (CoSTA) Lab, at the Department of Electrical and Computer Engineering, National University of Singapore (NUS). The Research Assistant will work closely with the Principal Investigator (PI) on one or more research projects. The candidate will join the research team in the areas of AI agents and foundation models.

The Successful Candidate Is Required To

• Contribute to research on post-training of LLMs.
• Implement machine learning algorithms, experimental frameworks, and research prototypes.
• Conduct experiments, analyse results, and maintain reproducible research code.
• Publish research findings in leading journals and conferences.
• Prepare and meet project deliverables and milestones.

Qualifications

• A recognised Bachelor’s or Master’s degree in Computer Science, Electrical or Computer Engineering, Data Science, Artificial Intelligence, or a related quantitative field.
• Strong programming skills in Python and experience with machine learning frameworks such as PyTorch.
• Prior research or project experience in machine learning, natural language processing, large language models, or trustworthy AI.
• Good team player and able to work independently.
• Strong organisational, writing, and interpersonal communication skills.
• Meticulous, able to work well under pressure, and committed to meeting deadlines.
• Open to a fixed-term contract.