Vernard De Jesus
Muntinlupa City,RIZ
Summary
Experienced with network security, threat analysis, and incident response. Utilizes analytical skills to fortify systems against potential breaches. Strong understanding of risk management and proactive security measures.
Overview
19
19
years of professional experience
1
1
Certification
Work History
Security Engineer
Harte Hanks
08.2023 - Current
- Reviewed logs regularly to detect suspicious activity patterns before they escalate into full-blown incidents, enabling rapid response efforts when necessary.
- Optimized existing security tools by configuring custom rulesets tailored to the organization''s specific needs, enhancing threat detection capabilities.
- Enhanced network security by implementing advanced threat detection systems and conducting regular vulnerability assessments.
- Managed incident response activities during critical security events, effectively containing threats and minimizing damage to systems and data.
- Enhanced network security by implementing intrusion detection and prevention systems.
- Managed data center system upgrades, delivering better reliability and security for server hosting and enterprise applications.
- Implemented multi-factor authentication processes for enhanced access control and user management.
- Optimized firewall configurations to minimize potential attack vectors while maintaining system performance.
- Managed company Bring Your Own Device program, onboarding employee devices and verifying absence of inherent security threats.
- Performed network troubleshooting to isolate and diagnose common problems.
Global Network Operations Engineer
Harte Hanks
01.2013 - Current
- Install, configure, administer and troubleshoot Cisco PIX and ASA firewalls, 3030 VPN concentrators and Tacacs+ servers
- Configure and maintain IP, Cisco EIGRP & BGP routing, IPSEC and SSL remote access and site to site VPNs, standard/extended access lists, DHCP, DNS, and TFTP
- Configure Load balancing and failover like HSRP, EIGRP, Etherchannel and GLBP
- Configure and support Policy Based Routing (PBR)
- Install and support WAN Circuits like T1, NxT1, DS3 and Metro E and associated router interface configurations for IP/MPLS, Frame Relay, MLPPP and Internal CSUs
- Monitor and maintain the HH Global LAN/WAN using Solarwinds/SNMP network management Systems and vendor provided reporting tools to assure minimum interruptions and timely recovery of network services
- Distribute reports to include but not limited to; Weekly GNOC report, Monthly Network Utilization Report and quarterly WAN maps
- Support the CTS Telephony team with VoIP systems monitoring and problem resolution
- Maintain IP address, Circuit ID and hardware serial number inventory databases
- Use network diagnostic tools such as Cable Testers and Protocol Analyzers to resolve complex network communication problems
- Create and maintain detailed network documentation, Physical and Logical network maps, Hardware and Software configurations, cabling layouts and floor plans
- Maintain on-call status and be able to travel to remote sales offices
- Participate in weekly network team meetings and assist the CTS WAN team with all global networks Maintenance activities
- Work with communications vendors during trouble determination, evaluation and resolution
- Maintain network communication components and associated data racks and cabling in the MDF and corresponding IDFs
Network Operations Affiliate Engineer
Verizon Business MNSO.HBW
01.2011 - 01.2013
- Provide technical support and assistance to a large US-based financial customers subscribing to a wide range of products and services
- Operate in a 24x7 environment, manage proactive network events, perform initial diagnostics and testing, repair Verizon and third-party access problems, replace and reconfigure Customer-Premise Equipment
- Proactively detect anomalies and performance issues and bring problems to resolution to the full satisfaction of the customer
- Utilize network performance monitoring tools to identify impairments that may affect services sold
- Perform end-to-end trouble isolation and repair on physical layer services purchased by the customers; utilize test tools and equipment to isolate the cause of impairments on the Verizon, LEC, PTT or other provider networks
- Interact with Customer Service Centers, Network Management Centers, Verizon Business Operations Groups, LECS, Account Teams and Customers to facilitate isolation and repair of faults in the network within established baseline objectives
- Keep customers updated on efforts aimed at restoration of their services
- Maintain accurate logs of trouble isolation and repair efforts
- Requires a firm grasp of internetworking concepts and technologies including TCP/IP, client/server designs, routing protocols (OSPF, EIGRP, BGP), LAN/WAN/VLAN technologies, IP telephony, and TDM switching
- Demonstrate strong verbal and written communication skills as well as exceptional customer service skills
Network Operations Affiliate Engineer
Verizon Business MNSO.CMS
09.2010 - 01.2011
- Provide technical support and assistance to a large US-based financial customers subscribing to a wide range of products and services
- Operate in a 24x7 environment, manage proactive network events, perform initial diagnostics and testing, repair Verizon and third-party access problems, replace and reconfigure Customer-Premise Equipment
- Proactively detect anomalies and performance issues and bring problems to resolution to the full satisfaction of the customer
- Utilize network performance monitoring tools to identify impairments that may affect services sold
- Perform end-to-end trouble isolation and repair on physical layer services purchased by the customers; utilize test tools and equipment to isolate the cause of impairments on the Verizon, LEC, PTT or other provider networks
- Interact with Customer Service Centers, Network Management Centers, Verizon Business Operations Groups, LECS, Account Teams and Customers to facilitate isolation and repair of faults in the network within established baseline objectives
- Keep customers updated on efforts aimed at restoration of their services
- Maintain accurate logs of trouble isolation and repair efforts
- Requires a firm grasp of internetworking concepts and technologies including TCP/IP, client/server designs, routing protocols (OSPF, EIGRP, BGP), LAN/WAN/VLAN technologies, IP telephony, and TDM switching
- Demonstrate strong verbal and written communication skills as well as exceptional customer service skills
AT&T Senior Tech Support Professional for DS1 Ckts
Sykes Asia Inc.
08.2008 - 09.2010
- Functions as a Senior Technical Team (STT) member
- Handles tickets that are technical in nature
- Handles tickets that has been escalated to client in top management and has been ordered to get it to a Senior Technical Team member for proper handling and monitoring until resolution
- Provides assistance to Technical Support Professionals (TSP) for process/technical concerns thru a support room
- Mentors new TSPs coming from training before being endorse to the operations
- Functions as an Escalation Manager
- Receives calls from TSP whose customer is looking for a manager
- Handles tickets of those customers who escalated thru phone, email, or client website for proper handling and monitoring until resolution
- Responds to emails in a timely manner of customers who escalated thru client website and/or high management
- Provides assistance to Global Escalation Managers (GEM) thru a support room on tickets that has been escalated to them
- Reviews chronic and/or intermittent tickets and provides recommendations and next step to resolution
- Handles tickets of customers, from problem determination to resolution, whose business is critical in nature
- Coach TSPs whose troubleshooting steps in a ticket became far from appropriate
- Contributes to other projects/initiatives for process and account performance improvement
AT&T Tech Support Professional for DS1 Ckts
Sykes Asia Inc.
01.2007 - 01.2008
- Customer Call receipt
- Call problem validation and documentation
- Initial technical problem analysis during Live Call handling
- Pro-active network monitoring
- Customer Alarm Tracking System alert monitoring and trouble ticket generation
- Problem diagnostics
- Ticket Management
- Work with internal support groups and recommend diagnostic tests based on degree of service impairment
- LEC management and associated escalations
- Negotiate and coordinate with other support centers (i.e
- External organizations and internal and external business partners) all sectionalization and testing plans
- Escalate ticket according to process based on established intervals
- A complete understanding of DMOQs and management structure is required to properly restore service within the allotted time frame
Qwest DSL Tech Support
Sykes Asia Inc.
05.2006 - 07.2007
- Provides first line voice technical / customer service
- Accountable for timely and accurate response to clients technical issues and concerns
- Properly escalates issues that are irresolvable and not available on the knowledge base
- Reaches and maintains the level of customer service skills as required for the post
- Continuously improves product know-how
Education
Bachelor of Science - Electrical, Electronics And Communications Engineering
New Era University
Quezon City, Metro Manila, PhilippinesSkills
- Vulnerability assessment
- Identity and Access management
- Operating system hardening
- Security compliance auditing
- Incident response management
- Security policy development
- Mobile device security
- Wireless network security
- Two-factor authentication implementation
- Security information and event management
- Network monitoring
- Active directory
- Teamwork and collaboration
- Multitasking
- Adaptability and flexibility
- Interpersonal skills
Certification
- CCNP – Completed 1 out of 3 required exams
- CCNA - Cisco Certified Network Associate
- CCDA - Cisco Certified Design Associate
- JNCIA - Juniper Networks Certified Internet Associate JUNOS
- ATSA - Adtran Technical Support Associate for Internetworking
- ITIL V3 Foundation Certified
- ITIL V3 ITIL V3 Intermediate: Operational Support and Analysis
- Project Management Professional Exam Preparation Course
Timeline
Security Engineer
Harte Hanks
08.2023 - Current
Global Network Operations Engineer
Harte Hanks
01.2013 - Current
Network Operations Affiliate Engineer
Verizon Business MNSO.HBW
01.2011 - 01.2013
Network Operations Affiliate Engineer
Verizon Business MNSO.CMS
09.2010 - 01.2011
AT&T Senior Tech Support Professional for DS1 Ckts
Sykes Asia Inc.
08.2008 - 09.2010
AT&T Tech Support Professional for DS1 Ckts
Sykes Asia Inc.
01.2007 - 01.2008
Qwest DSL Tech Support
Sykes Asia Inc.
05.2006 - 07.2007
Bachelor of Science - Electrical, Electronics And Communications Engineering
New Era University
Similar Profiles
Drew DemickDrew Demick
Customer Service Representative at Harte HanksCustomer Service Representative at Harte Hanks
Christian TumalinChristian Tumalin
Technical Support Tier II (Order Admin. Dept.) at Harte-Hanks PhilipinesTechnical Support Tier II (Order Admin. Dept.) at Harte-Hanks Philipines
Rashanique SimpsonRashanique Simpson
Freight Dispatcher at Harte HanksFreight Dispatcher at Harte Hanks