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Senior Security Operation Engineer

Senior Security Operation Engineer

HPE SOLUTIONS (M) SDN BHDPetaling Jaya, Selangor, Malaysia
12 hours ago
Job description

Key Responsibilities

  • Perform advanced troubleshooting Layer 7 protocols (HTTP / S, DNS, SMTP, SSL / TLS) to resolve application-level issues.

Manage and optimize security tools including :

CrowdStrike Falcon (EDR, threat hunting)

  • Cloudflare (DNS, SSL, WAF)
  • Cisco Umbrella (SWG, DNS-layer security)
  • Proofpoint & Exchange Relay (email security, header analysis)
  • FortiGate & FortiADC (firewall policies, SSL inspection, load balancing)
  • Aruba Central, WAPs, SD-WAN (wireless optimization, routing)
  • Conduct root cause analysis (RCA) and document post-incident reports
  • Correlate logs across platforms (endpoint, firewall, email, DNS) to identify and remediate threats

    • Execute OS-level diagnostics and remediation using :

    PowerShell (Windows)

    Bash / CLI tools (Linux / macOS)

    Develop and maintain SOPs, troubleshooting guides, and operational documentation

  • Collaborate with internal teams and vendors to resolve escalated issues and optimize configurations
  • Support automation and scripting efforts for log parsing, diagnostics, and remediation

    • Required Skills & Experience

  • 5+ years in IT security operations, infrastructure troubleshooting, or network engineering
  • Strong understanding of Layer 7 protocols and application-layer diagnostics
  • Hands-on experience with the listed security tools and platforms
  • Proficiency in command-line troubleshooting across Windows and non-Windows systems
  • Experience with packet analysis tools (Wireshark, tcpdump) and log correlation
  • Excellent documentation and communication skills
  • Ability to work independently and manage multiple priorities in a fast-paced environment

    • Related Certifications (If any)

  • CrowdStrike Certified Falcon Administrator
  • Fortinet NSE 4–7
  • Cisco CCNP Security
  • Aruba Certified Network Professional (ACNP)
  • Microsoft Certified : Security Operations Analyst
  • CompTIA Security+ or CySA+

    • Salary

  • Range of Salary depend past years experience and technical certification.
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    Security Engineer • Petaling Jaya, Selangor, Malaysia