ARVEN B.
TUÑACAO
Security Analyst/Cybersecurity Analyst/Senior Technical Support Officer/Systems Administrator/Branch Manager - Computer Store/Computer Technician
Detail-oriented Security Analyst and Senior Technical Support Officer with over 6 years of experience managing enterprise IT infrastructure, server hardening, and security operations. Proven expertise in configuring SIEM platforms (Wazuh), system monitoring (Zabbix, Bitdefender), cloud server administration (DigitalOcean), and Calico domain and DNS hosting management. Adept at vulnerability tracking, network management, and ensuring regulatory compliance like HIPAA.
A. TUÑACAO
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What's under active monitoring
Six areas of ongoing responsibility, from day-to-day SOC monitoring to team operations.
Professional experience
A chronological record — most recent entry active, prior entries archived.
JULY 2026 ARCHIVED
Security Analyst
Syntactics Inc.
- Deploy, configure, and maintain enterprise-grade monitoring and security platforms — Zabbix, Action1, Bitdefender Endpoint Security, and Wazuh SIEM — aligned with HIPAA Security Rule compliance.
- Monitor, analyze, and investigate server security alerts and firewall logs to proactively block malicious IP activity and minimize false positives.
- Administer Linux servers, Google Workspace accounts, and Windows Active Directory for secure, efficient identity and access management.
- Apply threat hunting methodologies and the MITRE ATT&CK framework to identify, track, and remediate vulnerabilities.
- Administer DigitalOcean cloud infrastructure — droplet provisioning, capacity scaling, snapshots, and custom firewalls — alongside domain, hosting, and SSL management via Calico and GoDaddy.
- Execute server hardening protocols prior to deployment using CSF, ModSecurity, Apache2, PHP, AppArmor, and Fail2ban.
- Enforce least-privilege access by managing SSH access and directory permissions across Linux environments.
- Serve as primary incident triage handler on the Breach Response Team, leading initial threat detection ahead of escalation.
- Support regulatory audits and design, implement, and test disaster recovery and business continuity infrastructure.
DEC 2022 ARCHIVED
Senior Technical Support Officer
Syntactics Inc.
- Maintained production servers and company workstations, implementing routine security updates and critical patches.
- Administered Windows Servers — Active Directory, Group Policies, Windows VPN, RDS, WSUS, and Hyper-V/VMware environments.
- Monitored company risk scores, malware detection, and misconfigurations via the Bitdefender Security Portal.
- Managed corporate communication channels, including Google Workspace email and Microsoft 365 licensing across all endpoints.
- Administered NAS, 3CX VoIP, and FXO gateways; provided high-tier remote and onsite support for third-party clients across hardware, networks, and SQL Server.
OCT 2019 ARCHIVED
Store Branch Manager
PowerPoint Computer System
- Supervised staff performance and managed client relations to maintain high satisfaction.
- Monitored sales metrics, inventory, and operational audits, preparing reports to guide business improvements.
- Planned and executed the annual Sales Caravan Event, including marketing strategy and social media assets.
- Traveled to regional branches — Cebu, Dumaguete, Cagayan de Oro — for distributor visits and seminars.
- Provided cross-functional technical and administrative support, and coordinated procurement with suppliers and HQ.
Tools & platforms
Tools deployed, hardened & configured
Real deployments alongside sample mockups — screenshots get swapped in as they're added.
Credentials on file
Splunk: Security Operations and the Defense Analyst
Cisco Network Academy — Netcad
National Cybersecurity Plan Orientation
DICT
National TVET Trainers Certificate
TESDA
Computer System Servicing NCII
TESDA
Ethical Hacking and Penetration Workshop
MSTCONNECT
Live GoHighLevel Workshop
Excelerate Digital Marketing
COC PHINMA Cagayan de Oro College
B.S. in Information Technology — Major in Programming
2013 – 2017TESDA Libertad
Trainers Methodology Level 1
2023 – 2024TESDA Provincial Training Center
Computer System Servicing NCII
2010 – 2011Administrative Employee of the Year
2023Service Award — 5 Years
Syntactics Inc.