Darrick Walker Jr
Pike Road,AL
Summary
IT professional specializing in Windows systems administration, bringing valuable experience in system maintenance and security enhancement. Known for strong focus on team collaboration and achieving tangible results, adaptable to evolving technical requirements. Proficient in system troubleshooting, network configuration, and user support, with reliable and flexible approach to problem-solving.
Overview
12
12
years of professional experience
1
1
Certification
Work History
Windows Systems Administrator
Free Alliance
06.2022 - Current
- Managing user access via Active Directory Users and Computers
- Analyzed network traffic and performance metrics to optimize system performance
- Collaborated with cross-functional teams to develop and implement IT infrastructure projects, leading to improved network performance.
- Managed Active Directory domain services, ensuring efficient user account administration and group policy enforcement.
- Upgrading and exporting certificates as needed
- Streamlined IT operations for increased productivity by automating routine tasks through Truesight and Ansible.
- Increased overall system stability through careful patch management and frequent performance tuning.
- Diagnosed and resolved hardware and software issues.
- Resolved issues and escalated problems with knowledgeable support and quality service.
- Planned and implemented upgrades to system hardware and software.
- Diagnosed and executed resolution for network and server issues.
Windows Server/Citrix Administrator
Akira Technologies
04.2021 - 06.2022
- Maintaining and managing citrix applications
- Perform daily health checks on citrix farms
- Develop the infrastructure that the Citrix farms run on
- Troubleshooting and fixing any technical issues related to Citrix applications
- Installing and optimizing Windows server environment
- Managing Windows systems
- Coordinating, implementing, and communicating any system changes that are to be made
- Ensuring smooth operations
Senior Storage Administrator
Sienna Systems
03.2020 - 04.2021
- Maintain current documentation associated with storage procedures
- Responsible for backing up data servers on Storage Area Network (SAN)
- Maintained security, backup, and redundancy strategies
- Utilizing Virtual Desktop Infrastructure (VDI) to test changes before deployment implementation
- Utilized VMware, Assured Compliance Acceptance Center (ACAS), Enterprise Security Posture System (ESPS), SPLUNK, Host Based Security System (HBSS) to monster and mitigate vulnerabilities and ensure compliance within specified timelines
- Managed and supported database deployments and operations
- Work moderately complex assignments using judgment to resolve random issues and make routine recommendations
- Configure system monitors and alerts using common network applications
- Monitor server event logs, performance logs, and growth of data on the network
- Performs daily maintenance of the server network equipment, virtual machines, backups, and storage
- Support on call rotation
Help Desk Analyst
Indrasoft Inc.
06.2016 - 03.2020
- Trained new employees on support processes, procedures and knowledge base
- Provided local and remote Tier 1 IT support for hardware and software to company personnel
- Managed, troubleshot, backed up and restored data, operating systems, files, documents and drivers to provide comprehensive systems management and support
- Consistently responded to customer service emails within standard window for optimal response
- Created new accounts, reset passwords, deleted accounts, and configured access to servers and file management software for users using Active Directory
- Managed incident tickets within BMC Remedy ticketing system
- Facilitated system upgrades for computer hardware and software issues
- Diagnosed general internet problems-related problems, firewall issues, third party software and solutions
Air Transportation Journeyman
United States Air Force Reserves
06.2014 - Current
- Delegated tasks and supervised crew during loading unloading and staging of cargo to achieve smooth and efficient transitions
- Train new team members to apply industry best practices and airfield safety protocols at all times
- Maximized space in aircraft compartments and staging areas with proper organization and attention to cargo types
- Managed baggage in air by serving as integral airline crew member for 150+ flights
- Maintained safe takeoffs, landings and aircraft operations by directing accurate cargo loading, including placement in relation to aircraft capacity
Lead Cashier
Academy Sports + Outdoors
01.2016 - 07.2016
- Learned roles of other departments to provide coverage and keep store operational
- Authorized discounts and special actions to resolve customer disputes and maintain satisfaction
- Developed training and mentoring procedures to keep team member performance strong and optimized for store needs
- Trained new team members in cash register operation, stock procedures and customer service
- Drove sales and add-on purchases by promoting specific item options to customers
- Maximized customer satisfaction by providing assistance with purchases, locating items and signing up for rewards programs
- Delivered customer service training to staff members in an effort to improve overall satisfaction among store patrons
Electronics Engineer
Monroe County Board Of Education
07.2012 - 05.2014
- Devised and implemented testing methods across various browsers to maximize efficiency and accuracy
- Configured computers to network drivers and connected to printers and other peripheral equipment
- Updated software versions with patches and new installations to close security loopholes and protect users
- Installed, configured, and setup PCs and printers in all stores for optimal operation and reporting
- Removed malware and viruses from laptops and desktop systems using specialized software
- Reviewed current hardware and software and recommended modifications to increase system speed
- Explained technology-related details in easy-to-understand terms to individuals from all walks of life and in various job positions
- Responded to assistance requests from users and directed individuals through basic troubleshooting tasks
- Consulted via telephone to understand user problems, run through testing scripts and ask probing questions to locate root causes
- Responsible for day-to-day admin duties including Windows Active Directory object maintenance
- Used GPOs to further limit users ability to create new folders without following a set process within active directory
Education
Associate of Science - General Studies
Troy University
Troy, AL05.2024
High School Diploma -
J.F. Shields
Beatrice, AL05.2014
Skills
- Server/network configuration
- Performance analysis
- Server and System Administration
- Troubleshooting and Maintenance
- Active Directory
- ESPS/SAM
- Linux
- VSphere
- Truesight server automation
- Powershell scripting
- Microsoft Suite Proficiency
- Command Line Interface (CLI) Efficient
- System upgrades
- Testing and deployment
- VMware
- Citrix Studio
- Citrix Receiver
- Stratus
- Active Directory Management
- System Center Configuration Manager
Certification
CompTiA Security+
CCNA Cyber Ops
Timeline
Windows Systems Administrator
Free Alliance
06.2022 - Current
Windows Server/Citrix Administrator
Akira Technologies
04.2021 - 06.2022
Senior Storage Administrator
Sienna Systems
03.2020 - 04.2021
Help Desk Analyst
Indrasoft Inc.
06.2016 - 03.2020
Lead Cashier
Academy Sports + Outdoors
01.2016 - 07.2016
Air Transportation Journeyman
United States Air Force Reserves
06.2014 - Current
Electronics Engineer
Monroe County Board Of Education
07.2012 - 05.2014
High School Diploma -
J.F. Shields
Associate of Science - General Studies
Troy University
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