Security Engineer

William C Barrera **** Sandler Preserve Drive, Jacksonville, FL 32222

Phone: 904-***-**** ****.*******@*****.***

Objectives: To obtain a mid-level Firewall Engineer position to utilize my extensive network and security administration experience while offering the opportunity to expand and grow professionally in a team environment.

Active DOD Secret Clearance Holder (Until March 2021)

Certifications: Active CCNA Security (July 2022)

CCNA R & S (April 2018)

CompTIA Security (April 2018)

Summary of Qualifications:

Information Security Specialist whose qualifications include CCNA Security (re-cert 3/2019), CCNA R&S and CompTIA Security+ certifications; and detailed knowledge of security tools, technologies and best practices. Over eight years of experience in the creation and deployment of solutions protecting networks, systems and information assets for diverse companies and organizations.

Experience:

Security Engineer Cisco

Oct. 2016 – to Date Virtual Remote Office, Jacksonville

Technology Summary: ASA5500-X NGFW HA, FP8000, FTD 9300, 4100, 2100 series, 3500 & 4000 FMC, NGIPS, Anyconnect, Spunk, EM7, Kiwi Catools, Remedy & ServiceNow

Prepared, managed, and configured Next Generation Firewalls, SFR, Firepower Thread Defense, and Firesight Management Console (FMC)

Performed daily support and troubleshooting of customer NGFW device

Experience with installation, configuration and maintenance of Cisco ASA 5500 and Next Gen Firewalls

Responsible for NGFW OS upgrade / hotfix to meet customer standard

Created and maintained FMC ACP, URL Filtering, Advance Malware Protection, and IPS policies

Provided customer weekly/bi-weekly health & welfare report on customer managed Essentials devices, Monthly Technical Review, and Quarterly Business Review

Assisted PSIRT/SOC with the investigation and response to security vulnerabilities

Drive the resolution of all customer priority issues including participation in technical assistance conference calls

Sept 9, 2014 to Sept 2016 Keaki Technology

NOC Network Security Engineer NDSL Jacksonville, FL

Technology Summary: ASA5515-X NGFW, IPS, ASA Active/Standby HA, Nexus 7K & 5K5548, Splunk monitoring and logging, SolarWinds, & ACS AAA Radius

Responsible for implementing the firewall related changes to the client’s service requests, in accordance with security approval via proper change management

Responsible for firewall hardware refresh and security patching

Install, configure, update and troubleshoot issues including DNS, VLANs, port connections, trunking, routing and vpn firewalls

Serve as the highest standard level of escalation

Analyze network workload and continual risk assessment.

Planning and scheduling installation of new or modified hardware, operating systems and applications software.

Manage accounts, network rights, and access to systems and equipment.

Manages systems resources including performance, capacity, availability, serviceability, and recoverability.

Implements security procedures, tools and system requirements.

Resolves hardware/software interface and interoperability problems.

Hardening Cisco Equipment to meet IAVA STIG compliance for Cisco 3750-X switches, Cisco Nexus 5K Switches, ISR Routers, and ASA5500-X NGFW

Assisted with site certification and accreditation process including policy development, C&A package review, and ST&E testing

2010 - 2014 URS Apptis (DOD Contractor)

IT Network Specialist Jacksonville Naval Hospital

Technology Summary: Aruba Wireless, ASA5525, IPS, Juniper SSG, Cisco 7200 VXR Router, Catalyst 6500 series, Catalyst 4500 series, Cisco 3750-X, Nexus 5548-UP, Solar Winds monitoring and logging, Radius, AAA and MacAfee HBSS

Managed multiple firewalls Cisco ASA & Juniper SSG, to include routing, firewall access rules, B2B connectivity configuration and VPN issues to include multiple Site to Site VPN’s over IPSEC.

Provided guidance to network administrators in implementing network security guidelines, conducts periodic reviews for compliance with guidelines, initiates updates to existing guidelines to meet new requirements, evaluates and implements new network security technologies, and/or initiates actions to network security challenges.

Performs maintenance and management of assigned security technologies and functions that include firewalls, authentication devices, encryption, event log monitoring, reporting, incident response, security analysis and/or other security design activities

Researches, evaluates, designs and implements new/improved security software and/or devices that meet risk management objectives

Performs security analysis of assigned systems and functions. Report’s findings and makes recommendations for remediation to management

Provides third level technical expertise in the identification and resolution of security related issues/events

Assisted with site certification and accreditation process including policy development, C&A package review, and ST&E testing

Responded to DISA and NAVMED directives for potential network equipment vulnerabilities.

Understanding of hardening Cisco Equipment to meet IAVA STIG compliance for Cisco Switches, Routers, Firewalls, etc.

Managed and supported multiple technical security projects assigned by management

Consistently exceeded performance goals and expectations, recognized for contributions to several major projects

2005-2010 HCMC INC.

Network Administrator Jacksonville, FL

Technology Summary: ASA5525 HA, 7200 VXR, 2800 ISR, Trend Micro, Websense, Solar Winds monitoring and logging, Radius, and AAA server, Call Manager and CME

Established network specifications by conferring with users; analyzing workflow, access, information, and security requirements; designing router administration, including interface configuration and routing protocols

Monitored security measures in place within network perimeter, ensuring security breaches do not occur and information is safeguarded from unauthorized users.

Addressed the need to keep security current by creating a maintenance schedule to apply relevant security updates in a timely fashion.

Performed IOS Upgrade on Cisco Routers, Switches and PIX/ASA Firewall

Excellent understanding TCP/IP and data flow across a complex WAN &LAN environment.

Supported remote access solutions (Cisco ASA, IPSEC VPN)

Analyzed security posture for HIPPA regulatory compliance and adherence to DOD security standards

Upgraded network by conferring with vendors; developing, testing, evaluating, and installing enhancements.

Conducted operational and security testing to evaluate products and provide recommendations to upper management.

1999-2005 HCMC INC

Network Specialist Jacksonville, FL

Installed Cisco VPN software and profile on remote users.

Provided remote customer support for over 500 internal users and was primary support contact for over 20 client companies

Planned and completed VPN client roll out to over 100 virtual employees

Maintained network performance by performing network monitoring and analysis, performance tuning, and troubleshooting network problems

Protected organization's value by keeping information confidential

Accomplished organization goals by accepting ownership for accomplishing new and different requests; exploring opportunities to add value to job accomplishments

1997-1999 Davlong Systems

Network Technician Savannah, GA

Served as backup to Systems Analyst in the area of account creation, directory creations and modify file attributes

Resolved customer technical issues through diligent research, reproduction, and troubleshooting

PC installations, repair, relocation and technical support

Performed advanced, complex repairs and upgrades on a wide variety of computers and network peripherals

April 1997- 4 months FCCJ North Campus

Desktop Support Jacksonville, FL

Provided PC customer service support, with updated internal ticketing related to desktop & application

Education

1995-1997 A+ & Network + Florida Community College, Jacksonville, FL - Vocational

1999-2001 AS Equivalent IT Diploma Florida Technical College Jacksonville, FL - Vocational

2005-2007 CCNA Track, Florida Community College, Jacksonville, FL

Training

5 Day Firepower & Threat Defense (FTD) Administration Virtual Training

Splunk 5.x Basic Search Virtual Training

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