Khadijah Holmes
Portsmouth
Summary
Driven Systems Administrator with 6 years of experience in software implementation and maintenance. Proven history of managing complex infrastructures and data center operations. Expert in solutions-oriented business application problem-solving and dedicated to providing best-in-class service. Skilled at troubleshooting, communication and collaboration.
Overview
6
6
years of professional experience
1
1
Certification
Work History
System Administrator
FGS-LLC
02.2022 - Current
- Designed proactive preventive maintenance schedules to prevent unnecessary downtime and hardware faults.
- Worked as the main point of contact with clients to streamline any application changes needed for production environments.
- Delivered Tier-3 support and SME input to internal and external customers.
- Managed onboarding and offboarding of employees.
- Mentored junior team employees and offered constructive feedback for performance improvement.
- Delivered Tier 2 and Tier 3 support for problem identification, diagnosis and issue resolution.
- Work closely with other teams to keep day-to-day operations running.
- Facilitated training sessions for 100 end-users and 15 staff on new identity management processes and tools, promoting adoption and understanding.
Helpdesk Technician
SAIC
07.2021 - 02.2022
- Assisted customers fleet-wide in optimizing computing capabilities by providing advanced technical support resulting in completion of 852 tickets resolved.
- Outstanding ticket time average of 13:29 exceeds Navy Marine Corps Intranet requirements increasing UNCLAS service desk's efficiency and availability by 4 percent allowing to assist 17.4 more users over hundred call span.
- Assisted in multitudes of troubleshooting, to include Microsoft office, Windows 10, Microsoft Outlook, Teams and OneDrive
- Provided remote and on-site technical support to endpoint users to all U.S Navy/Marine Corp bases in country.
- Explained technical information in clear terms to promote better understanding for non-technical users.
Cybersecurity Administrator
Naval Computer Telecommunication Station
01.2020 - 07.2021
- Responsible for implementation and monitoring of Information Security requirements for workstations, systems, and servers while identifying and mitigating vulnerabilities across 7 enclaves
- Maintained and operated appropriate network monitoring apparatus comprising both Linux and Windows servers.
- Ensured vulnerability report compliance, using ACAS, for management and remediation of vulnerabilities for NCTS's networks
- Monitored threat events through Host Based Security Systems (HBSS) services to maintain file integrity, system confidentiality, and resource availability of information systems
- Conducted digital forensics in response to network incidents on assets suspected of malicious network activity to identify source of activity and Indicators of Compromise (IOCs) to prevent further activity across network.
Communication Center, Message Center Supervisor
US Navy
07.2018 - 09.2019
- Received, screened, corrected, and distributed all broadcast messages throughout USN Atlantic fleet via C2OIX and Defense Message Dissemination System (DMDS).
- Served as Local Element to 3 docked naval aircraft carriers.
- Received, maintained, and destroyed COMSEC material for Commander, Naval Air Force Atlantic.
- Strengthened relationships with stakeholders and mobilized support
Automated Data Processing Technician/RF Technician
USS Abraham
11.2017 - 07.2018
- Provided reliable technical support for Automated Information Systems, Electronic Monitoring Systems, Personal Computers and Peripherals throughout ship in direct support of Commander Carrier Strike Group Twelve, Carrier Air Wing Seven, Destroyer Squadron Twenty-Three, embarked squadrons, and USS Abraham Lincoln (CVN 72) to fully carry out its assigned mission tasking.
- Served as administrator to 15 Data Center racks hosting 152 virtual servers across 3 enclaves.
- Provided Level-II technical support to ensure functionality of over 1470 computers and laptops.
- In addition, worked adjacent to onboard specialists to install, maintain, and remedy trouble tickets in relation to approximately 266 Xerox printers.
- Configured and maintained onboard network infrastructure equipment.
- Created and modified rules on 4 backbone switches and 22 edge switches to ensure most plausible use of network resources and limit network latency, while also keeping solid defensive posture.
- Experienced monitoring network traffic using Microsoft Threat Management Gateway tools and suite.
- Monitored and analyzed external traffic using Cisco ASA Firewall
- Configured and maintained 32 WSC-3 for LOS, SATCOM, and LOS Have-quick connections.
- Configured and maintained 5 different RF antennas.
- Received, maintained, and loaded KEYMAT using PYQ-10 SKL.
Education
Bachelor's Degree -
Old Dominion University
Norfolk, VA05.2025
Received Diploma -
Hillgrove High School
Powder Springs, GA2016
Skills
- Risk Identification
- SOP Writing
- Permissions and Access Control
- Linux
- Windows
- vCenter
- Active Directory
- Microsoft 365
- Power-shell
- System Upgrades
- Role-Based Access Control
Certification
CompTIA Security+, DISA Certified Assured Compliance Assessment Solution (ACAS), DISA Host- Based Security System (HBSS), LPI Linux Essentials
Additional Information
- TS/SCI Eligible Security Clearance
Timeline
System Administrator
FGS-LLC
02.2022 - Current
Helpdesk Technician
SAIC
07.2021 - 02.2022
Cybersecurity Administrator
Naval Computer Telecommunication Station
01.2020 - 07.2021
Communication Center, Message Center Supervisor
US Navy
07.2018 - 09.2019
Automated Data Processing Technician/RF Technician
USS Abraham
11.2017 - 07.2018
Bachelor's Degree -
Old Dominion University
Received Diploma -
Hillgrove High School
CompTIA Security+, DISA Certified Assured Compliance Assessment Solution (ACAS), DISA Host- Based Security System (HBSS), LPI Linux Essentials
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