Systems Administrator Windows Server

Location:

Silver Spring, MD

Posted:

February 25, 2025

Contact this candidate

Resume:

RICKY WILLIAMS – SYSTEMS ADMINISTRATOR

RICKY WILLIAMS

**** ***** ** *********** **. • 301-***-****

*************@*****.***

Senior Systems Administrator/AWS Cloud

SKILLS SUMMARY

TECHNICAL SOFTWARE HARDWARE

• Microsoft Windows Server

2016, 2019

• VMware vCenter/ESXi 6, 7

• Red Hat Enterprise Linux 7

• Windows Active Directory

• Windows Group Policies

• Windows Server Update

Services (WSUS)

• AWS

• PowerShell

• VMware PowerCLI

• Citrix Studio

• Vembu Backup/Recovery

• McAfee ePO Server

• CentOS 7

• AWS Services

• EC2

• S3

• Cloudwatch

• RDS

• HP ProLiant Servers

• Dell PowerEdge Servers

• HP XW and Z Workstations

• Dell Precision Workstations

• Dell EMC RAID

• NetApp Storage Appliances

• Network Printers

SECURITY CLEARANCE

EDUCATION

• Top Secret (TS) / Sensitive Compartmented

Information (SCI) (Active-2027

• CI Scope Polygraph (Active-2027)

• TylerTown, HS-2001

• NSHSS-1997-2201

• SouthWest Mississippi College 2005 BA.

CERTIFICATIONS

• Microsoft Certified Professional

• Microsoft MTA Server 2016

• CompTIA Security Plus

RICKY WILLIAMS – SYSTEMS ADMINISTRATOR

EXPERIENCE

Leidos

Sustainment for Analysis Services 9/22 – Present

Provide AWS Windows and VMware support and solutions for the Sustainment for Analysis Services in a AWS Cloud, Microsoft Windows, VMware, and Linux environment supporting multiple NGA programs.

• Install and maintain mission critical systems operating within a Microsoft, VMware, and Linux environment.

• Provide Microsoft Windows Server and Linux user and computer account administration.

• Install and manage multiple VMware vCenter 7 Datacenters and ESXi Servers hosting Windows and Linux virtual machines.

• Install and maintain Microsoft Windows Server 2019 and Windows 10 patches via Microsoft Server Update Services.

• Upgrade and patch VMware vCenter and ESXi servers utilizing VMware Upgrade Manager and VMware tools.

• Provide backup and recovery solution for all programs utilizing Vembu BDR suite and Microsoft backup services.

• Perform VMware reports and automated tasks using VMware PowerCLI.

• Maintain and trouble shoot Citrix Studio thin clients and Microsoft remote desktop services using MS terminal services roles.

• Install and maintain Geospatial COTS product licensing on multiple license servers in several labs.

• Develop and administer security group policy settings (GPO’s) to conform to customer and company security requirements.

• Manage McAfee EPO antivirus server and solutions on Linux and Windows environments.

• Install and test IEC/ASP framework and Geospatial Intelligence infrastructure applications on Windows workstations.

• Create and utilize PowerShell scripts to automate system administrative tasks.

• Create and maintain standard operating procedures uploaded to program’s Confluence and SharePoint sites. Open, plan, and track daily tasks and responsibilities using JIRA project tracking and software management tool.

• Maintain, configure, or repair DELL, HP server, workstation, and storage devices.

• Evaluated performance of EC2 instances- CPU, Memory Usage IOPS Network Usages

• Created snapshot to backup launch configurations of the EC2 instances

• Worked on AWS auto scaling to provide high availability of the application and EC2 instances based on the load of the application by managing CloudWatch events and alarms RICKY WILLIAMS – SYSTEMS ADMINISTRATOR

• Created IAM policies for delegated administration within AWS and Configure IAM Users/Roles/Policies to grant fine grained access to AWS resources to users

• Build and Managed Windows Servers within AWS environment SBU, Secnet COE.

• Updated and Patched AWS servers accordingly within the patch week and timeframe.

• Made Authority to Operate (ATO) call for start and end time of patching and upgrading within AWS environments.

NJVC 8-2012 – 9-2022

Provided support and solutions in a AWS cloud, Microsoft Windows Server and Linux environment supporting the

NGA Service Program.

• Install and maintain mission critical systems operating within a Microsoft and Linux environment.

• Provide Microsoft Windows Server and Linux user and computer account administration.

• Install and manage VMware ESXi Servers hosting Windows and Linux virtual machines.

• Perform Microsoft Server and Linux upgrades, tuning, and monitoring to achieve optimum system performance.

• Install and maintain Domain Name System (DNS) and Dynamic Host Configuration Protocol (DHCP) servers.

• Perform network troubleshooting to resolve server and workstation connectivity and communication failures.

• Develop and administer security group policy settings (GPO’s) to conform to customer and company security requirements.

• Ensure Windows Server and Workstation security and integrity by implementing and managing Windows Server Update Services (WSUS) solutions.

• Install Linux updates and Security patches using RPM Package Manager and manual installations.

• Manage McAfee antivirus server and solutions on Linux and Windows Servers and workstations.

• Install Linux and Windows PKI certificates.

• Install and test IEC/ASP framework and Geospatial Intelligence infrastructure applications on Windows workstations.

• Create and utilize PowerShell scripts to automate system administrative tasks.

• Provide and document IEC/ASP Factory support and procedures running on Windows, UNIX, and Linux operating systems.

RICKY WILLIAMS – SYSTEMS ADMINISTRATOR

• Repair, recover, and test environments from software and hardware failures. Upgrade, configure and test legacy servers, workstations, and printers.

• Install and maintain small business and enterprise hardware.

• Provided Red Hat Linux system setup, test, and administration support for the Federal Emergency Management Agency (FEMA) during presidential inauguration support.

• Uploaded patches to the S3 bucket, pushed patches using powershell cli

• Ability to understand migration requirements and bridge the gaps

• Create bill of materials, including required Cloud Services (such as EC2 S3 etc) and tools

• Hands-on experience with EC2, S3 IAM, RDS, Cloud Watch Cloud formation

• Create S3 Buckets and also managing policies for S3 buckets

• Manage system routine backup, scheduling jobs, enabling cron jobs, enabling system logging and network logging of servers for maintenance

• Create and maintain user’s accounts, profiles, security rights disk space and process monitoring

• Provide technical support by troubleshooting day-to-day issues with various servers on different platforms

B&D Consulting 1-2006 – 8-2012

• Provided requirements and implementation from a legacy Windows NT 4.0 to a Windows 2000 Active Directory Services on customer domains. Install and configure Windows Server 2000 on new and existing hardware solutions

• Perform NT 4.0 to Windows 2000 Server upgrades for multiple customer locations. Configure Active Directory and Group Policies per customer requirements

• Configured Group Policies through Active Directory to conform to customer’s security requirements

• Installed and configured Windows Professional Workstation, and Geospatial Intelligence infrastructure applications. Provided software and hardware familiarization overview with customers

• Conducted tests in preparation for merger and upgrade of classified Windows Domains. Developed uniformed operation, administration, and test procedures RICKY WILLIAMS – SYSTEMS ADMINISTRATOR

• Responsible for installing, upgrading, configuring and maintaining Linux and windowns workstations and servers, including Web servers, in support of business processing requirements at multiple sites throughout Region Services

• Support unmanned customer sites with Quarterly Visits

• • Work closely with remote users to coordinate site visits and upgrades Provide telephone and remote resolution support for trouble calls, and provide TIER 2/3 support of the remote systems.

• Traveled throughout the United States on a regular basis; as well as to CONUS and/or OCONUS sites as needed for surge/crisis support

• Supported Operations and Sustainment (O&S) of the NIES, NLE, and WALA architectures and stand-alone production workstations under the IT/IS program.

• Worked on various imagery segments, associated systems, and the other Government Customer’s assets under the IT/IS program located throughout the region to include ENCORE, RRS, laptops, and peripherals.

• Performed basic day-to-day system administration tasks, installation of new customer software releases, system upgrades, evaluation and installation of patches and resolution of software related problems associated with COTS/GOTS products on Sun UNIX, SGI IRIX and Windows 2000 / XP platforms.

• Performed software installations and upgrades to Unix/Windows operating systems and layered software packages and maintains them in accordance with established policies, procedures and service level agreements.

• Provide general trouble-shooting on the customer workstations, creates user accounts, maintains data files, and monitors system configuration to ensure data integrity. Duties also include performing hardware maintenance and repairs with vendors.

• Participate in hardware/software testing as required, interfaces with development/integration facility during discrepancy reporting process and assists in site CM.

• Performs system backups and recovery, provides general trouble-shooting on the customer system, maintains data files and monitors system configuration to ensure data integrity

• Request Media be sent to CONUS and/ or OCONUS sites for IEC Recaps or upgrades

• Process ability to script in Unix/Windows and modify scripts as necessary for automation and configuration management.

• Fully Support Gaithersburg RIO Site TIER 2/3 Support plus Maintenance Testing Environment lab. MTE ICE

RICKY WILLIAMS – SYSTEMS ADMINISTRATOR

• Resolve Service + tickets daily along with Site moves Etc.

• Rebuild Customer Profiles reimage of workstations support DTO users with help of Roxio

• Support production workstations along with non- production workstations as needed, rebuild upgrade update etc.

• Provide telephone and remote resolution support for trouble calls, and provide TIER 2/3 support of the remote systems.