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Hi! I'm a bilingual professional based in Singapore and Malaysia with experience supporting businesses in content writing, recruitment, localization (English–Chinese bilingual proofreading and translation review), research coordination, and multilingual communication. My background combines scientific research, IT recruitment, and freelance project support, allowing me to quickly understand technical subjects while communicating them clearly to different audiences. Whether you need engaging content, polished translations, recruitment assistance, or operational on-site/remote support, I focus on delivering accurate, reliable, and high-quality work. What I Can Help You With 🌏 Multilingual Communication – Native Mandarin Chinese (Traditional & Simplified), fluent in English and Malay (Bahasa Melayu), with conversational Cantonese. - Voice recording & AI language data projects - English–Chinese proofreading & translation review - Localization Quality Assurance (LQA) - Publication-ready content 🔬 Scientific & Technical Writing – Experienced in scientific research, technical documentation, and simplifying complex topics into reader-friendly content. 📊 Research & Project Coordination - Market research support - Expert interview coordination - On-site client facilitation - Meeting scheduling - Route planning and logistics - Administrative support - Project documentation and Reports ✍️ Content Writing & Editing – Create natural, engaging content for medical and healthcare articles, social media posts, business copy, technical writing, and translations. 💼 Recruitment & Career Support – Experienced in Client Engagement, IT Talent Support, Candidate Sourcing, Resume Screening, and Business Communication. - CV & resume writing - LinkedIn profile optimization - JD writing - Interview preparation

I'm a Network Engineer with 20 years of IT experience. I can design, configure and troubleshoot LAN, WAN, wireless, firewall and security technologies. I have strong hands-on experience with Cisco Juniper, Meraki and Fortinet products I hold various IT certifications: Cisco CCNP Enterprise, CCNP Security, Juniper JNCIA-Junos, Fortinet Certified Associate-Cybersecurity, CompTIA Network+, Security+, Project+ ITIL, Microsoft Azure and AWS Cloud Practitioner.

I'm a Senior Cybersecurity Consultant with over 10 years of experience helping enterprises secure their networks, infrastructure, and critical systems. I've worked with global organizations including DHL Express, Illumina, IBM, Trustwave, and leading consulting firms, delivering practical security solutions that reduce risk without disrupting business operations. My expertise spans the full cybersecurity lifecycle, from designing secure network architectures and implementing firewalls to vulnerability management, SIEM optimization, OT security, and executive cyber risk reporting. What I can help you with: - Network Security Design & Review - Firewall Deployment, Migration & Policy Optimization - Cisco ISE / NAC / BYOD Implementation - Vulnerability Assessments & Risk Prioritization - Infrastructure Security Hardening - SIEM Deployment, Troubleshooting & Detection Engineering - Threat Hunting & Incident Response - OT / ICS Security Assessments - Executive Cybersecurity Dashboards (Power BI) - Security Architecture Review - Security Best Practice Consultation Throughout my career, I've successfully delivered security projects for logistics, banking, healthcare, manufacturing, education, and government sectors. I work independently, communicate clearly with both technical and non-technical stakeholders, and focus on delivering practical, business-oriented security improvements. Whether you need someone to deploy a firewall, review your security posture, investigate security issues, implement NAC, improve your vulnerability management program, or build executive security dashboards, I can help you deliver results efficiently. Technical Expertise: Network Security - Palo Alto - Fortinet - Cisco ASA - Cisco Firepower - Juniper SRX - Cisco ISE - Cisco ACS - VPN - Network Segmentation Security Operations: - SIEM - SOAR - EDR/XDR - Threat Hunting - Incident Response - Purple Teaming Vulnerability Management - BitSight - Qualys - Rapid7 - Security Hardening - Risk Assessment OT Security - IT/OT Segmentation - IEC 62443 - Purdue Model - Industrial Infrastructure Security Endpoints: - Windows - Linux - macOS Automation & Reporting - Python - Bash - Power BI - SQL - MongoDB - Ansible Certifications: - OSCP - CEH - CHFI - CND - CSXP - CCNP - CCDP - PNCSE Let's work together to strengthen your security posture, reduce cyber risk, and deliver secure, scalable solutions that meet your business needs.

For brands, If you want to increase your brand awareness and marketing results through influencer marketing with social media best practices and creative content strategies, I am the specialist in this area. I have extensive influencer network in Thailand market and Singapore market. For creators/influencers, I can provide strategic support to help you grow your social media presence, with my years of experience working with influencers, helping them to grow their presence and monetize from their passion/niche as a strategic partner manager at FB. I have over 3 years of working experience with KOLs (Key Opinion Leaders) influencers, and TV celebrities in the creator economy. I am looking forward to being the matchmaker for your brand to the influencers in my network (mostly Micro-Mega creators for Thailand market from my past work experiences as a strategic partner manager for Facebook creators and in-house influencer marketing manager for a brand). For my detailed work experience, please visit my LinkedIn Profile "Natalie Guo". About me: Thai name: Chompoonoot K.: (Nickanme: Noot) English work name: Natalie Guo I am Thai-Chinese, originally from Bangkok, Thailand. Language skills: English (bilingual), Thai (native), Chinese (fluent) What can I do for you and your business? Influencer Marketing Strategies Brand-Influencer Matchmaking End-to-end Influencer Marketing Management Identifying your brand ambassadors for long-term partnerships Influencer/KOL Leads Generation for different sectors/niches Influencer Outreach and Coordination Process Project Brief Presentation Content Planning and Collaboration Campaign Management Content and Strategies Social Media Best Practices Strategic Media and Brand Partnerships Providing Thai language support in liaising with Thai influencers Facebook page presence optimization for brands and creators Other than Thailand and Singapore market, I also have influencer marketing partners with wide influencer network in Taiwan, South Korea, China, Malaysia and US too. Do connect if you would like me to help to link up.

*Penetration Testing * CEH CERTIFIED ENGINEER ISO Lead Auditor Web Application /Mobile Application / Infrastructure /Desktop Application/ Source Code Assisment BruteForce Assessment : Hydra , Ncrack DOS Assessment : LOIC Protocol Assessment : Nmap , Hping Directory Assessment : Dirbuster, Gobuster Web Assessment : Burpsuite Host Assessment : Nessus * Network Infrastructure Development * (Routing / Switching / Collaboration) *Network Security Implementations* (Next Generation Firewalls / Load Balancing ( LTM + GTM )/ Web Proxy/VPN/SSL/TLS) * Cloud Engineer* (Architecture/Implementation/Maintenance) *Telecommunication Engineer* (2G/3G/4G Architecture) Skills and Product Experience Terminologies. Related Technologies Routing technologies Static/Floating Routing, RIP, OSPF,EIGRP,BGP,MPLS Switching Technologies VLAN, STP,VTP, DTP,CDP,RSTP,PVST, HSRP,GLBP WAN Connectivity Leased Line, HDLC, PPP , GRE Fake Tunnels, Metro-Ethernet, DSL, VPNV4 MPLS Hardware(Routers) Cisco 7600, MWR2941, ASR901, Cisco 1800, Juniper (MX80,MX240) Hardware (switches) Cisco Catalyst Series (2960,3650) ,Juniper QFX series, Nexus 6k and 7k Hardware(Firewalls ) Juniper SRX 1500 , Net screen, Palo Alto (PA 5060, 7050,5050) , ASA Load Balancer F5 LTM,GTM , F5 VE Proxy McAfee Web gateway Proxy Infrastructure Security. Kali, Metasploit, Nessus, Qualys, Splunk, Qradar Web Security Burp Suite, Sqlmap, Veracode, Netsparker, Msfvenom , Hydra, LOIC, Sublist3r Security Frameworks Mitre ATT&CK, NIST, CIS, ISO 27001

I'm an OSCP (Offensive Security Certified Professional), OSWE (Offensive Security Web Expert), CREST CRT, and CEH (Certified Ethical Hacker) certified penetration tester. I can conduct vulnerability assessments and penetration testing for your web applications, mobile applications, and cloud infrastructures. I can also audit the code of your PHP / Python / JS (NodeJS) applications and fix code-level vulnerabilities. My day to day work includes: -- Research on bleeding edge technologies -- PHP/Python/JavaScript development -- Code auditing -- Database management -- APIs development & integration -- AWS services (EC2, SES, SNS, SQS, Route53, S3, Lambda, API gateway) -- Penetration testing -- Data scraping -- and a lot more