POSTED AT 15/07/2025 11:22:42
AI RESEARCH
Department
Security Operations Center
Location
Hanoi
Employment type
Full-time
Work experience
Senior
End date
Application until 31/12/2026
Security, Technology
Overview
Viettel Cyber Security One Member Limited Liability Company (VCS) focuses on the implementation, research, and in-depth development of information security products and solutions, while also providing cybersecurity (CS) products and services to large domestic and international organizations and enterprises.
Some Notable Achievements Of VCS
- The Champion of Pwn2Own 2023 & 2024. Previously, VCS consistently ranked in the Top Five positions at Pwn2Own Tokyo 2020, Vancouver 2021, and Toronto 2022.
- In addition to Pwn2Own, VCS has consistently made its mark and topped numerous prestigious cybersecurity attack rankings and competitions worldwide, including those held by Microsoft, Bugcrowd, Google, Oracle, and others.
- VCS has exploited over 400 Zero-day security vulnerabilities on major platforms and systems of Microsoft, Oracle, Jenkins, and others.
- Received 11 awards at the Cybersecurity Excellence Awards 2023, surpassing more than 800 nominations from leading global cybersecurity solution providers.
- Global InfoSec Awards 2023 (Cyber Defense Magazine)
- IT World Awards 2023: https://globeeawards.com/technology/winners/
- Viettel Cyber Security excelled in achieving the Gold award in the Best Cyber Security Company in Asia category for 2023
- 07 Gold awards for products: Network Security Monitoring Solution (VCS-CyM), Abnormal Behavior Analysis Solution (VCS-KIAN), Network Security Orchestration, Automation and Response Solution (VCS-CyCir), Endpoint Anomaly Detection Solution (VCS-aJiant), Secure Remote Working Solution for Enterprises (VCS M-Suite); Cyber Threat Intelligence Solution (VCS-Threat Intelligence); Network Security Vulnerability Management and Control Solution (VCS-V2S)
- 03 Gold award for services: Managed Security Services (MSS), Penetration Testing Service (Pentest), IoT Security Assessment Service
Responsibilities
– Directly involved in designing data pipelines for collecting, cleaning, and standardizing training datasets, as well as pipelines for training machine learning (ML), deep learning (DL), and generative models (LLM), and deploying them into production (serving).
– Research and select appropriate ML, DL, and generative model algorithms tailored to specific problem statements.
– Study and optimize model parameters, techniques, and training strategies to solve real-world cybersecurity challenges at VCS using machine learning, deep learning, and generative AI models.
Qualifications
– Bachelor's degree or higher in
Computer Science, Information Technology, Mathematics-Informatics, or related fields.
– English proficiency equivalent to TOEIC 650 or higher
- Requirements/Competencies:
- Technical Skills:
- Minimum 5 years of experience in AI/ML, preferably with hands-on experience in training and optimizing ML, DL, and LLMs in large-scale projects.
- Experience in building training datasets for generative models and effectively applying reinforcement learning techniques in generative model training is a strong plus.
- Solid knowledge and practical experience in designing and implementing LLMOps environments within an organization.
- Strong programming skills (proficient in at least one programming language).
- Understanding of IT infrastructure architecture (e.g., SQL, NoSQL, services, microservices, tensor, containerization, message queues) is a plus.
- Experience working with big data platforms such as Hadoop, Spark, Notebooks is an advantage.
- In-depth understanding of data structures and algorithms.
- Soft Skills:
– Strong
system-thinking mindset, with the ability to solve complex product-oriented problems
– Effective communicator capable of clearly explaining technical solutions to both technical and non-technical audiences
– Demonstrated ability to
lead and mentor teams
Benefits & perks
- Competitive annual total income package
- Opportunity to work with diverse domestic and international clients
- Annual salary review in March
- MIC health and personal accident insurance (coverage up to 600 million VND/year)
- Annual health check-up
- Awards recognizing performance and timely outstanding contributions
- 100% sponsorship for in-depth international professional certification based on position (in case of unsuccessful attempt, don't worry, VCS will support 50% of the exam fee), special bonuses for employees achieving international professional certifications
- Continuous investment in the latest and most up-to-date learning materials in the field of Information Security from leading global vendors and institutes
- 100% of employees are provided with an Udemy eLearning account – learn anytime, anywhere
- Free participation in professional knowledge sharing programs and seminars from leading domestic and international speakers
- Working in a Grade A office – Landmark 72 building with a green space complex and a private area for gym and entertainment (billiards, PES, café, reading, Pingpong)
- 30-minute relaxation daily with Happy hours (4:00 PM – 4:30 PM)
- Sports activities: Football, Billiards, Poker, PES clubs, etc
- 12 days of annual leave according to Labor Law and 3 days of company vacation, traditional holiday on 22/12
- Working in a Grade A office – Landmark 72 building with a green space complex and a private area for gym and entertainment (billiards, PES, café, reading, Pingpong)
- 30-minute relaxation daily with Happy hours (4:00 PM – 4:30 PM)
- Sports activities: Football, Billiards, Poker, PES clubs, etc
APPLICATION FORM
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In accordance with the provisions of the Law on Protection of Personal Data No. 91/2025/QH15 dated June 26, 2025, by checking the boxes below, the Candidate confirms that they have read, understood, and agree to allow Viettel Cyber Security One Member Limited Liability Company (VCS) to process their personal data for each specific purpose stated below. If the Candidate does not agree, we regret that we cannot process the application. The Candidate may withdraw their consent at any time through Customer Service channels, including the hotline +84 382 360 360 or email [Confidential Information].
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