Welbert M.
Senior Network Engineer
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Welbert P. is an experienced Network Engineer with over 15 years specializing in complex network infrastructure design, deployment, and support across the manufacturing and defense sectors. At Sealed Air, Welbert delivers enterprise to SD-WAN network architecture, coordinates seamlessly with NOC and applications teams, and maintains 24/7 connectivity throughout the APAC, NA, and EMEA regions. His work includes preparing detailed BOMs, evaluating device configurations, and installing edge devices and security appliances. Previously, he served at the Saudi Arabian Ministry of Defense and Aviation (MODA), focusing on multi-tier network design, data center supervision, firewall and access-list implementation, and routing protocol upgrades. Welbert’s expertise extends to tools such as Cisco SD-WAN, DNAC, Palo Alto, Azure network, and Men & Mice, supported by certifications including CCNP and Saudi Council approval.
Experience
L3 Network Engineer
Sealed Air · 2024 — PresentEvaluated the existing network architecture for projects, identifying issues with devices and configurations. Developed an annual BOM while adhering to budget constraints. Designed network infrastructure spanning from Enterprise to SD-WAN. Collaborated with various teams, including EUE, NOC, and application teams, regarding issues. Ensured continuous connectivity across APAC, NA, and EMEA regions. Utilized Cisco SDWAN, DNAC, ISE, and other software tools for network management. Participated in a 24/7 on-call rotation with the network team for support. Managed installation of network devices, including Cisco Catalyst routers and Palo Alto equipment, both onsite and remotely. Planned for new sites, site mergers, and decommissioning of old sites.Network Engineer
Ministry of Defense and Aviation (MODA) · 2013 — 2024Conducted design and implementation of 2-tier and 3-tier networks, along with the installation and management of local area networks. Administered and configured Cisco WS-C6500-E and access switches in the 3750, 3850, and 3900 series. Supervised a data center while troubleshooting remote connections. Implemented security measures including firewalls and access-lists to enhance network security. Maintained high availability in hardware and software to optimize network performance. Developed BOMs for upcoming projects to ensure stock availability for future needs. Collaborated on evaluating low current floor plans with other disciplines. Assigned DHCP IP addresses and allocated static IP addresses for users and equipment. Coordinated upgrades of IOS for Cisco routers and switches, applying suitable routing protocols and security measures.Technical Support Engineer
A,S, al ghunaim · 2007 — 2011Executed design and implementation of 3-tier networks while managing installation and administration tasks. Carried out software installations and upgrades for operating systems and applications. Completed advanced network systems monitoring and reporting. Conducted technical graphics work and utilized network equipment, including fluke and tone tracers for repairs.I.T. Support Engineer
PixoGraphics · 2004 — 2006Managed network installation and troubleshooting tasks. Handled installation and troubleshooting of operating systems and graphic software. Performed data backups and managed user access privileges.I.T. Support Engineer
Titan advertising · 2002 — 2004Provided network support while handling installations and troubleshooting of operating systems and graphic software. Facilitated data backups and established user access privileges.
Skills & Expertise
Education
- B.S. Computer EngineerTechnological Institute of the Philippines · 1994 — 2000
- High SchoolCuliat High School · 1990 — 1994
- ElementaryBethany Academy · 1985 — 1990