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Security System Administrator

National City, California, United States
November 06, 2018

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Napoleon Pembleton

San Diego, CA


Information Technology (IT): Network Security Administration

Accomplished network security administrator with more than 16 years of experience with data/satellite communications, fiber optics, network equipment, network operating systems, and networking protocols. Excellent problem solver and communicator as demonstrated by record of progressively more responsible positions with the U.S. Navy. Efficiently installs, configures, supports, and monitors networks, tests website performance, and performs needed upgrades and maintenance across Local Area Networks (LANs). Strong networking, interpersonal, organization and time management skills.


Network & Data Security

Automated Digital Networks

Goal Setting

Linux Operating Systems

Unix/Solaris Operating Systems

Satellite & Data Communications

SATCOM Communications

Public Key Infrastructure

Video Teleconference


Process Implementation

Strategic Planning & Analysis

Network Security Policies

Domain Name System

Dynamic Host Configuration Protocol

Oral/Written Communication

Self Starter

Windows Server 2008

C++ Mid Level


SQL Database

Team Leadership

Project Management


Windows Server 2012

Active Directory

Cryptographic Key (EKMS)

ITIL V3 Foundation

C# Above Mid Level

Bash Scripting Mid Level

Microsoft Access


U.S. Navy

Bachelors of Science: Information Systems Technology: Minor: Networking: Specialization: Cisco Systems

Capella University: Minneapolis. Mn.: Graduated: June 16, 2017

Venafi Security Professional Certified (VSP)

Venafi Security Administrator Certified (VSA)

Network Security Vulnerability Technician

Automated Digital Network Systems

Information Systems Administrator

Global Command & Control System Maritime Administrator

Naval Tactical Support Command Support System Administrator

Information System Technician “A” School

Currently Working on Security + and CCNA

Pursuing further education and career development via: Cybrary and Bright Talk


Lead Trusted Agent and assistant Controlling Authority for Public Key Infrastructure/Cryptographic Logon, created policies and standard operating procedures while maintaining 24-hour classified network access for Navy establishments in Seoul, Busan, and Jinhae, South Korea.

Proficiency with VHF, UHF, HF, EHF, and SHF circuit equipment and technology.

Saved thousands of U.S. Military more than $100,000 dollars by eliminating need for exterior contractors and by maintaining 100% logistics and maintenance records.

Instrumental in setting up audio, video, and network equipment for President Obama’s visit on board United States Ship (USS) Carl Vinson.

Managed and maintained tech control operations at the U.S. Navy’s ocean processing facility.

Installed more than 10,000 feet of fiber optic cable for U.S. Navy’s Central Command logistics base.


Optiv Security Inc.

Jan 2018/Jun 2018 SOC PKI Engineer

Managed 30 Certificate Authority servers, Venafi Trust Protection Platform Servers, Gemalto Hardware Security Modules (HSMs, & Gemalto KeySecure devices for Optiv Security Inc.

Completed over 250 trouble tickets which consisted of VPN issues, Symantec End Point Protection (SEP), Virtual Desktop Infrastructure (VDI), Wireless network issues, Splunk (PKI) related issues, Venafi Trust Protection Platform issues, Proofpoint (Outlook email security filtering), Web Server (IIS) PKI related issues, Hardware Security Module (HSM) issues, and Gemalto KeySecure issues and Microsoft Certificate Services issues.

Used Venafi Trust Protection Platform to account for, manage, monitor, create, revoke, and govern certificates for the organization. Certificates can be in the range of AWS SSL Managed certificates, AWS SSL - Client and Server, Azure SSL Certs, SSL Certs for Web servers, SSL Certs for Account - Client Authentication, SSL Certs for Client and Server, SSL Certs for Code Signing,, SSL Certs for Domain Controllers, SSL Certs for Delegated Access, SSL Certs for Server Client Authentication, SSL Certs for Server Client Authentication with Delegated Access, regular SSL Certificates, SSL Certs (No Auto SAN), External Certs (Entrust etc), and many other certs that is in need of the organization.

Verify and resolve contact validation and certificate validation errors that come in from Venafi and Splunk.

Mediate the different Splunk / PKI alerts which is found under the PKI Monitoring App in Splunk.

Disassociate certificates from machines / workstations when they are lost or stolen. Configure VDIs for PKI Support.

Created Discovery documents (Platform Overview) and Build Process documents with Architectural Design for Microsoft Certificate Services, Venafi Trust Protection Platform, Gemalto KeySecure, and Gemalto HSM.

United States Navy 1994 - 2014

Nov 2012/Nov 2014 Information Systems Technician

Managed information technology staff of eight for Commander, Naval Forces at Chinhae, South Korea (COMNAVFORKOREA). Concurrently acted as Tactical Assistant Security Officer (TASO), Information Assurance Security Officer (IASO) and Assistant Communications Security Material System (CMS) Custodian. Key Accomplishments:

Completed 400+ ONE NET and Centrixs trouble calls and conducted 80+ Video Teleconferences (VTC).

Maintained network connectivity for 42 tenant commands through the South Korean peninsula.

Lead Trusted Agent for Public Key Infrastructure/Cryptographic Logon, maintaining 24 hour classified network access for Navy establishments in Seoul, Busan, and Jinhae South Korea. Conducted security scans, system audits, implemented network security patches and policies for Chinhae and Busan Naval Bases.

Implemented Information Assurance Vulnerability Alert policies and updates on both classified and unclassified networks; implemented network port scans, security policies and system monitoring at COMNAVFORKOREA.

Trained eight personnel how to implement, utilize, and perform maintenance on vital SATCOM circuits.

Apr 2009/Nov 2012 Communications Watch Supervisor/Communications Watch Officer

Oversaw Naval Base Coronado IT/Audio Visual Department’s staff of eight as well maintaining network connectivity for 16 tenant commands.

Key Accomplishments:

System Administrator utilizing Windows Server 2008 to implement secure, daily, and successful data transmission.

As Leading Petty Officer, 8 personnel were managed and resolved more than 625 trouble calls successfully completed while also overseeing audio and visual equipment for 53 successful retirement ceremonies, four change of commands, and eight award ceremonies, saving the military thousands of dollars by not using exterior contractors.

Instrumental in setting up audio, video, and network equipment for President Obama’s visit on board United States Ship (USS) Carl Vinson.


U.S. Navy (Continued)

May 2004/March 2009 Systems Administrator/Unix Administrator/Communications Watch Officer

Led efforts making the USS Benfold one of the first ships to successfully utilize Ballistic Missile Defense (BMD) as well as Time Division Multiple Access Interface Processor (TIP), allocating bandwidth to EHF), ensuring fast network connectivity and mission efficiency.

Key Accomplishments:

Served in the following roles: Information Systems Administrator, and Tech Control Supervisor, Naval Tactical Command Support System (NTCSS) Administrator, Global Command Control System – Maritime (GCCS-M) 3x and 4x Administrator, and Network Security Vulnerability Technician.

Qualified for the following roles: Automated Digital Network Systems (ADNS), Communications Watch Supervisor, and Communications Watch Officer.

As Communications Watch Officer, directed staff of 16 and completed more than 1000 trouble calls, maintaining more than 40 circuits.

Led USS Benfold’s highly regarded IT Department through numerous communications and network bases exercises with no failures.

Implemented Information Assurance Vulnerability Alert policies and updates on both classified and unclassified networks; implemented network security monitoring, port scans, and policies on board USS Benfold DDG-65.

As NTCSS Administrator, saved the USS Benfold more than $100,000 dollars by maintaining 100% logistics and maintenance records availability.

Apr 2001/Apr 2004 Tech Control Operator/Communications Watch Supervisor/System Administrator

Managed and maintained Message Traffic, Crypto, Cryptographic Equipment, and 12 data circuits for NAVOCEANPROFAC (Naval Ocean Processing Facility Detachment), Whidbey Island, WA, that provides acoustic cueing to operating and supporting forces, and conducts continuous maritime surveillance for U.S. Department of Homeland Security.

Key Accomplishments:

Also managed and maintained 4 Naval Ships Super High Frequency Links.

Completed more than 450 various network trouble calls.

Managed and maintained all data and satellite circuits for command reliability.

Apr 1999/March 2001 System Administrator/Fiber Optic Technician

As Petty Officer, built and installed more than 10,000 feet of fiber optic cable and created numerous network drops for the entire base at COMLOGFORNAVCENT (Commander, Logistics Force, U.S. Naval Forces Central Command), the single focal point for operational logistics in support of naval forces operating within the U. S. Central Command in Bahrain.

Key Accomplishments:

Resolved more than 600 trouble calls and maintained constant network connectivity while working at Bahrain’s International Military Airport.

Proficient in Microsoft 2000 Network Essentials, Microsoft 2000 Server, and Microsoft 2000 Active Directory; Intermediate Unix certified.


James Leos

US Navy

Cyber security analyst


ronnie gray









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