POSTED AT 28/07/2025 14:37:53
Solution Architect (Telecomunication)
Department
Product Dept
Location
Hanoi
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
– Design The Overall System Architecture, Including
- Telecommunication systems.
- Large-scale, distributed, high-load software platforms.
- Data analysis and data mining solutions.
– Establish processes, regulations, architecture, technology standards, module structure, and integration mechanisms between components.
– Consult and collaborate with technical teams during the implementation phase.
– Evaluate and analyze technical risks, proposing mitigation solutions.
– Ensure system architecture aligns with business objectives, guaranteeing efficiency, security, module compatibility, scalability, and maintainability.
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:
– Bachelor's degree in Information Technology, Telecommunications, Mathematics – Informatics, or a related field.
– Minimum of 5-7 years of experience as a System Architect, participating in the design, build, and deployment of large-scale (tens of millions of users), high-performance software solutions that handle big data, with a microservices architecture – especially within telecommunication systems.
– In-depth knowledge of telecommunications, particularly voice processing flows on 2G, 3G, 4G, and 5G networks.
– Ability to
propose comprehensive to detailed solution architectures for complex IT systems, including software, telecommunication systems, and data platforms.
– Proficient in designing and managing overall enterprise architecture (EA), and designing/developing software following modern principles (Design Patterns, CI/CD, DevSecOps).
– Thorough understanding of critical non-functional requirements such as
Scalability, Security, Adaptability, Compatibility, Manageability, and Availability.
– Strong grasp of communication standards and system integration mechanisms (Web Service, REST, RPC, etc.), and the ability to build communication solutions between components or with external systems.
– Knowledge of
information security architecture for systems.
– Solid knowledge of data mining, including data processing flows, analytical models, and applying data in business problems.
– Strategic thinking, the ability to conduct holistic evaluations, risk analysis, and make technical decisions aligned with system development direction.
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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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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