AI Research Engineer

Job Description Job Title: AI Research Engineer Private LLM & Cognitive Systems Location: Delhi Type: Full-Time Experience Level: Senior / Expert Start Date: Immediate About Brainwave Science: Brainwave Science is a leader in cognitive technologies, specializing in solutions for the security and intelligence sectors. Our flagship product, iCognative, leverages real-time cognitive response analysis using Artificial Intelligence and Machine Learning techniques to redefine the future of investigations, defense, counterterrorism, and counterintelligence operations. Beyond security, Brainwave Science is at the forefront of healthcare innovation, applying our cutting-edge technology to identifying diseases, various neurological conditions, and mental health challenges in advance and identification of stress and anxiety in real time and providing non-medical, science-backed interventions. Together, we are shaping a future where advanced technology strengthens security, promotes wellness, and creates a healthier, safer world for individuals and communities worldwide. About the Role We are seeking an experienced and forward-thinking AI/ML Engineer LLM & Deep Learning Expert to design, develop, and deploy Large Language Models (LLMs) and intelligent AI systems. You will work on cutting-edge projects at the intersection of natural language processing, edge AI, and biosignal intelligence, helping drive innovation across defense, security, and healthcare use cases. This role is ideal for someone who thrives in experimental environments, understands private and local LLM deployments, and is passionate about solving real-world challenges using advanced AI. Responsibilities - Design, train, fine-tune, and deploy Large Language Models using frameworks like PyTorch, TensorFlow, or Hugging Face Transformers - Integrate LLMs for local/edge deployment using tools like Ollama, LangChain, LM Studio, or llama.cpp - Build NLP applications for intelligent automation, investigative analytics, and biometric interpretation - Optimize models for low-latency, token efficiency, and on-device performance - Work on prompt engineering, embedding tuning, and vector search integration (FAISS, Qdrant, Weaviate) - Collaborate with technical and research teams to deliver scalable AI-driven features - Stay current with developments in open-source and closed-source LLM ecosystems (e.g., Meta, OpenAI, Mistral) Must-Have Requirements - B.Tech/M.Tech in Computer Science (CSE), Electronics & Communication (ECE), or Electrical & Electronics (EEE) from IIT, NIT, or BITS - Minimum 3-4 years of hands-on experience in AI/ML, deep learning, and LLM development - Deep experience with Transformer models (e.g., GPT, LLaMA, Mistral, Falcon, Claude) - Hands-on with tools like LangChain, Hugging Face, Ollama, Docker, or Kubernetes - Proficiency in Python, and strong knowledge of Linux environments - Strong understanding of NLP, attention mechanisms, and model fine-tuning Preferred Qualifications - Experience with biosignals, especially EEG or time-series data - Experience deploying custom-trained LLMs on proprietary datasets - Familiarity with RAG pipelines and multi-modal models (e.g., CLIP, LLaVA) - Knowledge of cloud platforms (AWS, GCP, Azure) for scalable model training and serving - Published research, patents, or open-source contributions in AI/ML communities - Excellent communication, analytical, and problem-solving skills What We Offer - Competitive compensation based on experience - Flexible working hours and remote-friendly culture - Access to high-performance compute infrastructure - Opportunities to work on groundbreaking AI projects in healthcare, security, and defense