Infrastructure & Cyber Security Engineer (DevSecOps)

Trách nhiệm chính

• Deploy, operate, and secure enterprise IT infrastructure across Linux and Windows environments.
• Install, configure, patch, upgrade, monitor, and troubleshoot production servers and infrastructure services.
• Deploy, configure, and maintain enterprise firewall and network security solutions.
• Manage network connectivity, routing, VPN (Site‑to‑Site & Remote Access), NAT, IPS/IDS, Web Filtering, and security policies.
• Monitor infrastructure health, system availability, network performance, and capacity to ensure high service reliability.
• Investigate system and network incidents, perform root cause analysis, and implement corrective and preventive actions.
• Participate in infrastructure hardening, vulnerability remediation, and security improvement initiatives.
• Support security risk assessments, compliance reviews, and remediation planning.
• Participate in security incident response, investigation, containment, recovery, and post‑incident analysis.
• Collect and analyze system, firewall, and security logs to support incident investigation and root cause analysis.
• Automate infrastructure operations using scripting and modern automation tools.
• Leverage AI‑assisted engineering tools and AI agent platforms to improve infrastructure operations, troubleshooting, documentation, and operational efficiency.
• Support and maintain compliance with ISO 9001:2015, ISO/IEC 27001:2022, PCI‑DSS, and other applicable security standards.
• Perform routine operational tasks for enterprise databases, including backup support, monitoring, basic troubleshooting, and maintenance.
• Create and maintain technical documentation, system architecture diagrams, operational procedures (SOPs), and implementation documents.
• Collaborate with internal teams, vendors, auditors, and project stakeholders to deliver infrastructure and security projects.
• Participate in change management, incident response, disaster recovery, and continuous service improvement activities.

Yêu cầu công việc

• Bachelor’s degree in IT, Computer Science, Network Security, Telecommunications, or related fields.
• Strong hands‑on experience with firewall systems, Linux servers, identity services, monitoring tools, and basic database administration.
• Strong knowledge of Linux system administration (Ubuntu, CentOS, RHEL, Rocky Linux…).
• Experience administering Windows Server environments, including Active Directory, DNS, DHCP, Group Policy, and File Services.
• Strong experience with at least one enterprise firewall platform (Sophos Firewall XG, pfSense & OPNsense, FortiGate).
• Good understanding of TCP/IP, VLAN, Routing, Switching, VPN, NAT, IPS/IDS, Web Filtering, DNS, and network troubleshooting.
• Hands‑on experience with infrastructure monitoring platforms such as PRTG, WhatsUp Gold, Zabbix, Grafana, or equivalent solutions.
• Basic understanding of SIEM platforms such as Wazuh, Microsoft Sentinel, Splunk, QRadar, or equivalent solutions.
• Basic knowledge of Oracle/MySQL Database administration, including user management, backup support, monitoring, troubleshooting, and maintenance.
• Good English communication skills.

Yêu cầu ưu tiên

• Experience with VMware vSphere, Hyper‑V, Proxmox VE, or equivalent virtualization platforms.
• Basic understanding of SAN/NAS storage, backup, disaster recovery, and high availability solutions.
• Basic scripting skills using Bash, PowerShell, or Python for system automation and operational tasks.
• Experience with infrastructure automation tools (Ansible or equivalent) is an advantage.
• Knowledge of Active Directory, LDAP, RBAC, MFA, SSO, and IAM.
• Understanding of Zero Trust architecture and least privilege access control principles.
• Familiarity with Docker, Kubernetes, and container security best practices.
• Familiarity with ISO 9001:2015, ISO/IEC 27001:2022, PCI‑DSS, vulnerability management, security auditing, and governance processes.
• Basic understanding of security architecture, risk assessment, vulnerability remediation, and security hardening.
• Knowledge of incident response lifecycle, digital forensic fundamentals, and security monitoring is an advantage.
• Awareness of AI governance and secure adoption of AI technologies.
• Familiarity with AI‑assisted engineering tools such as ChatGPT, Claude, Cursor, or equivalent platforms.
• Experience using AI agent platforms such as Hermes, OpenClaw, Claude Code, or similar autonomous agent frameworks.
• Ability to leverage AI tools for infrastructure automation, scripting, troubleshooting, documentation, and operational efficiency.
• Certifications: CCNA, MCSA, LPI Level 1, Security+, CEH, ISO/IEC 27001, Oracle certification (nice to have).
• Strong troubleshooting and analytical skills, proactive, detail oriented, ability to work independently and in a team.

Mức lương

• Competitive salary and benefits package, including a guaranteed 13th‑month salary.

Phúc lợi

• Company trip annually.
• Free parking, coffee, snacks.
• Company‑sponsored training programs and professional certifications.

Hình thức làm việc

• Onsite working environment at the company office in District 7, Ho Chi Minh City.

Thông tin khác

• Office located at No. 1 Street Number 7, Him Lam, Tan Hung, Ho Chi Minh City.