Dwight Salazar
Networking Cyber Security Engineer
Heredia Central
Summary
Professional security engineer with strong background in implementing and managing security protocols. Expertise in threat analysis, risk assessment, and vulnerability management. Strong focus on team collaboration and achieving results. Reliable and adaptable to changing needs, with skills in network security, encryption, and incident response. Willing to grow and help.
Overview
2026
2026
years of professional experience
2048
2048
years of post-secondary education
2
2
Certifications
2
2
Languages
Work History
Network Cyber Security Engineer Tier2
Palo Alto Networks
06.2022 - 07.2025
- Optimized network performance through effective monitoring and troubleshooting of security devices.
- Worked with teams to develop company-wide information assurance, security standards and procedures.
- Reduced cyber threats by conducting vulnerability assessments and recommending appropriate mitigation strategies.
- Implemented necessary controls and procedures to protect information system assets from intentional or inadvertent modification, disclosure or destruction.
- Network Security Engineer in charge of supporting/troubleshooting Palo Alto Networks Next-Generation Firewalls, Global Protect VPN solution, Palo Alto log collectors, and Panorama Appliance.
-Handling Critical to Low Support Cases for Enterprise customers in the following areas: IPsec S2S VPNs, SSL and IPsec Remote Access VPNs(Global Protect), Dynamic Routing (OSPF & BGP), Static Routing, Security Features like, Security Policies (ACLs), NAT Policies (Source NAT, Destination NAT, Static NAT, Dynamic NAT, PAT), SSL Decryption (Inbound and Outbound Decryption), DOS Protection, Zone Protection, Layer 7 Features (IDS and IPS) like Application Identification, Content and Threat Detection, URL Filtering, File Blocking, User Identification and Group Identification(LDAP).
-High Availability (Active-Passive & Active-Active), Local Authentication and Remote Authentication with LDAP, Radius, TACACS, SAML.
Managed support cases to ensure issues are recorded, tracked, resolved, and follow-ups were done in a timely manner
Provided fault isolation and root cause analysis for technical issues. - -Additionally, relevant knowledge in Linux CentOS
-VM troubleshooting involving environments like VMWare ESXi, AWS and Azure. Mostly involving but not limited to end-to-end deployment, redeployment, fault isolation, disaster recovery solutions, and performance assessment (data plane/management) and troubleshooting to ensure seamless operations. - Enhanced network security by implementing advanced firewall configurations and intrusion detection systems.
- Trained staff on information security awareness, reducing the risk of human error in handling sensitive data.
- Efficiently resolved high-priority incidents through thorough analysis of relevant logs and system data.
- Designed secure network architectures, incorporating best practices and latest industry standards.
- Maintained robust security posture by regularly updating security policies and procedures.
Technical Support Engineer Tier 1 PLUME
SYKES
5 2021 - 12.2021
- Creative and resourceful at troubleshooting and root cause analysis and methodically drive issues to resolution using JIRA
- Networking, Gateway, WIFI AP product design: Failure analysis and improvement
- Real world experience with exception handling, logging, load testing, monitoring, and troubleshooting
- Basic programming skills and skills within mainframe and open systems environments
- Provide Level 1 and Level 2 end user software and hardware support for company's employees and partners in multiple geographies
- Document requests, incidents and user queries, and monitor solution processes
- Provide basic training and operational services to end users.
Technical Support Engineer Tier 1 SONOS
SYKES
07.2019 - 05.2021
- Provide outstanding technical assistance to customers through live troubleshooting and problem isolation
- Pro-actively take ownership of open issues and interface successfully with other departments and multiple levels of management
- Ensure customer satisfaction of each service request by maintaining service status, periodic review of calls with reference to escalation timeframe, and timely closure
- Identify, analyze, troubleshoot, and solve software and hardware issues for voice, internet, or data installation and connection issues
- Work with music services and all operating systems (Mac, Android, Windows, and iOS)
- Troubleshoot network devices, verify mac addresses, send ping to verify connection on the network 2.4ghz 5ghz dual bands, issues with network interference
- Apply setting changes on router, access points, mesh systems.
Transaction Compliance Representative Capital One
SYKES
05.2018 - 07.2019
- Analyze data and transaction trends to determine financial behavioral patterns
- Develop monthly statistical reports containing confirmed fraud cases and presentation
- Support personal and small business accounts for Capital One in the United States
- Meet the performance goals established for the position in the areas of: efficiency, call quality, provider satisfaction, first call resolution and attendance.
GPS Maintenance Representative
Grupo SEMACC
03.2017 - 12.2017
- Technical support to different devices through the GPS app
- Maintenance to different devices through the GPS app
- Communicate effectively and efficiently with customers.
General Manager
Hotel Playa Chiquita
12.2011 - 02.2015
- Manage entire hotel operations and team management to ensure customer satisfaction.
Customer Service Representative
ITS Infocom
04.2010 - 09.2011
- Customer Service to different companies: BCR, Maphre, Coopeguanacaste, Centro Cultural Costarricense Norteamericano
- Development of workshops on 'Customer Service' and 'Handling Difficult Customers'.
Education
CCNA Cisco Certified Network Associate, 4 Mod. -
SYKES Technical Academy
System Engineering bachelor degree - undefined
Universidad Internacional de las Américas
Comptia 901 - Comptia 902 - undefined
SYKES Technical Academy
01.2018 - 01.2018
Database and Computer Preventive Maintenance - undefined
Ministerio Educación Pública (IPEC)
01.2017 - 01.2017
Certificate PCNSE - Network Cyber Security
Palo Alto Networks
05.2001 - 09.2023
Skills
- Microsoft Packages
- Outstanding administrative and organization skills
- Detail oriented
- Able to prioritize, sense of urgency and multitasking
- Team helper
- Used to work under pressure
- Willing to learn new skills
- Able to work with excellence without supervision
- Excellent presentation skills
- Firewall configuration and management
Certification
PCNSE
Timeline
PCNSE
09-2023
The Palo Alto Certified Network Security Engineer certification represents deep knowledge of and familiarity with next-generation firewalls and their interactions with a Palo Alto Security Operating Platform to keep enterprise networks moving fast but completely securely.
09-2023
Network Cyber Security Engineer Tier2
Palo Alto Networks
06.2022 - 07.2025
Technical Support Engineer Tier 1 SONOS
SYKES
07.2019 - 05.2021
Transaction Compliance Representative Capital One
SYKES
05.2018 - 07.2019
Comptia 901 - Comptia 902 - undefined
SYKES Technical Academy
01.2018 - 01.2018
GPS Maintenance Representative
Grupo SEMACC
03.2017 - 12.2017
Database and Computer Preventive Maintenance - undefined
Ministerio Educación Pública (IPEC)
01.2017 - 01.2017
General Manager
Hotel Playa Chiquita
12.2011 - 02.2015
Customer Service Representative
ITS Infocom
04.2010 - 09.2011
Certificate PCNSE - Network Cyber Security
Palo Alto Networks
05.2001 - 09.2023
System Engineering bachelor degree - undefined
Universidad Internacional de las Américas
Technical Support Engineer Tier 1 PLUME
SYKES
5 2021 - 12.2021
CCNA Cisco Certified Network Associate, 4 Mod. -
SYKES Technical Academy
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