Help Desk System Administrator

Marcus E. Anderson

Victorville, CA ***** 619-***-**** ad28hl@r.postjobfree.com linkedin.com/marcus-anderson

As a seasoned Information Systems Technician with over 15 years of experience, I excel in conducting system repairs, troubleshooting, and maintaining critical infrastructure. Accomplished over 10,000 hours of satellite communications maintenance, and 15,000 hours of server maintenance, and led $2 million worth of software installation and upgrades. Proficient in developing consumer-focused websites using HTML, Linux, and CSS. Possess expert knowledge in network security, systems administration, network administration, and help desk support. Holder of CompTIA Security+ Certification for safeguarding high-value, secure information.

AREAS OF EXPERTISE

Backup management Configuring and Maintaining Networks CSS Data Synchronization Database Administration

Dameware and Active Directory Debugging DNS Implementation Enterprise Wi-Fi Management Firewall Management HTML

Implementation and Coding Internet Security IP Address Structure LAN technology Linux Maintaining servers, routers, & PCs McAfee MS Office Network Architecture Networking Protocol Network Security Systems PowerShell Quality Assurance

Reimaging ServiceNow Software Installation Symantec UI/UX

PROFESSIONAL EXPERIENCE

TIER 2 SYSTEM ADMINISTRATOR

Defense Counterintelligence and Security Agency, Cypress, CA 2022 – Present

Serving as the Tier 2 System Administrator, I provide technical customer support to 80 personnel across California, Washington, and Hawaii, ensuring seamless delivery of NIPR and SIPR enclaves troubleshooting solutions. My role involves optimizing computer systems through diagnostic testing and debugging methods, as well as implementing robust security guidelines to mitigate potential threats.

Key Achievements:

●Addressing and resolving 15+ trouble tickets weekly across 6 offices using the ServiceNow ticketing system, encompassing hardware, software, and computer issues.

●Safeguarding critical information by troubleshooting high-level issues and providing SIPRnet Account token pins for 15 users, ensuring secure access.

●Proactively managing Windows updates for approximately 100 personnel in 5 offices to enhance system functionality and security.

United States Navy 2007 – 2021

Lemoore, CA San Diego, CA Oahu, HI

As Help Desk Supervisor for the VFA-147 F-35C Program, a 5th generation fighter plane initiative, I played a pivotal role in constructing and supporting the program's website, involving the creation and management of webpages with a focus on HTML functions. Administered servers and firewalls, diligently identifying variables and anomalies within systems, with an emphasis on maintaining the security of cryptographic information in sensitive satellite communications.

Key Accomplishments:

●Led and supervised 200+ sailors in diverse projects, including tech refreshes, antenna maintenance/transfers, and the secure destruction of computer hardware/software.

●Successfully upgraded 4M satellites by installing advanced 35-foot whips EFH, SHF, and UHF antennas.

●Orchestrated three command upgrades of laptops, totaling $1M in upgrades.

●Demonstrated technical expertise by fixing, repairing, and upgrading over 5,000 computers through the resolution of 10,000+ trouble tickets, involving the replacement, fixing, and calibration of equipment.

●Implemented $100K worth of firewall upgrades, enhancing DNS functions and DMZs for Navy netting.

EDUCATION &CERTIFCATIONS

COMPTIA SECURITY+

CompTIA 2016

Executed and summarized risk management best practices and the business impact. Detected various types of compromise and understood penetration testing and vulnerability scanning concepts. Installed, configured, and deployed network components while assessing and troubleshooting issues to support organizational security. Implemented secure network architecture concepts and systems design. Installed and configured identity access services, and wireless security settings, and applied public key infrastructure and management controls.

HIGH SCHOOL DIPLOMA

Blair High School Pasadena, CA 2006

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