{"@context":"https://schema.org/","@type":"JobPosting","title":"Technical Presales","description":"POSTED AT 27/08/2025 10:21:32

Technical Presales

Department

Khối Non-Tech

Location

Hanoi, Ho Chi Minh City

Employment type

Full-time

Work experience

Senior

End date

Application until 31/12/2026

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

Job Description:

– Receive and analyze client requirements, conduct a survey of their current systems, assess information security risks, and propose suitable solutions that align with their operational reality and budget

– Consult, design, and build comprehensive information security solutions for businesses/organizations (tailored to client needs and industry)

– Collaborate with the sales department to create technical quotations, conduct evaluations, and write feasibility study documents for products

– Participate in presentations and product demonstrations, showcasing the features of products, solutions, and services

– Prepare technical proposal documents for clients

– Synthesize input costs and advise on a pricing strategy for clients

– Participate in training and handing over system operational processes to clients

– Research and seek international technology partners that align with the company’s business model and product portfolio

Qualifications

Educational Background:

– Bachelor’s degree in: Information Security; Information Technology, Computer Science, Mathematics-Informatics…

– English proficiency equivalent to TOEIC 650 or higher

Knowledge:

– Foundational knowledge of IT and Information Security (IS)

– Understanding of basic IS concepts

– Basic Knowledge Of Software Vulnerabilities And Cyberattacks

– Knowledge of operating system and network architecture models

– A grasp of common IS frameworks and standards: ISO 27001, PCI DSS, OWASP, etc

– A CISSP or equivalent certification is a plus

SoftSkills:

– Ability to grasp basic technology and IS solutions

– Capable of analyzing and providing recommendations/designs for IS solutions for various systems

– Ability to keep up with global IS trends to support higher-level roles in technology research and market analysis

– Soft Skills: Good presentation and communication skills

– Customer-focused

– Collaborative and good at teamwork

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
Personal birthday celebrations: Gifts and birthday cake from the Company
Participation in company events: Quarterly team building activities, monthly birthday celebrations, Year End Party, vacations, International Women’s Day (March 8th), Vietnamese Women’s Day (October 20th) (female employees recieve ½ day off), Viettel Group birthday on June 1st, etc

APPLICATION FORM

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Agree to Personal Data Protection Policy

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 vcs.care@viettel.com.vn.

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1. Executing the full recruitment and onboarding cycle: from screening, background checks, and assessments to contract finalization, talent pool management, and internal reporting.

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