Tyto Athene, LLC.
Sr. Windows Systems Administrator
January 2024 - Present
- *Contract Transition*
- Maintains Amazon EC2 Windows server infrastructure, ensuring optimal performance, reliability, and security.
- Facilitated system migration from Server 2019 to Server 2022; ensuring compliance for mainstream end-of-life for Server 2019.
- Configures Group Policy Objects (GPOs) for uniform system configurations; ensures 100% DoD STIG compliance for managed servers.
- Engineered a tailored PowerShell function for automating compliance checks and reporting for Windows Server 2022, .Net Framework, and multiple Windows Features; reduced manual intervention by 98%.
Maximus Inc.
Sr. Windows Systems Administrator
July 2021 - January 2024
- Orchestrated a seamless server tech refresh, migrating systems from Windows Server 2016 to Windows Server
2019.
- Proficient in deploying and managing Active Directory through both Server Manager and PowerShell.
- Engineered a tailored PowerShell function for automating STIG checklist processes, covering Windows Server
2016, Windows Server 2019, Internet Explorer, Windows Defender, and IIS 10.0.
- Adept in EC2 deployments, volume management, and implementing AWS Backup solutions.
- Implemented CloudWatch Alarms for vigilant resource monitoring and executed service stoppages when
necessary.
- Developed automated startup and shutdown Lambda functions using Python 3.9 for AWS EC2 instances.
- Configured Step Functions and EventBridge rules for scheduling and executing Lambda functions.
- Utilized Simple Notification Service (SNS) for real-time EC2 notification statuses.
- Crafted fine-grained IAM roles for end-users and services, ensuring precise permission sets.
- Leveraged GitLab repository for version control and comprehensive documentation.
- Applied Group Policies adhering to DISA and company guidelines.
- Implemented UEFI, NitroTPM, and Credential Guard on Windows Servers, streamlining configurations for
future IaaS customers and remediating CAT I vulnerabilities.
- Automated the CSR process for SSL certificates using PowerShell.
- Provides technical support for Application Administrators for system upgrades.
- Led monthly patch management operations and configured vulnerability settings.
- Served as an intermediary between the customer base and DHA Datacenter Operations (DCOPS) for access
issues and support requests.
Peraton Inc.
Web and Database Administrator
January 2021 - July 2021
- Deployed and Managed AWS EC2 instances and S3 buckets.
- Supported SolarWinds vulnerability for site customer.
- Provided monthly maintenance for Microsoft products and COTS software.
- Deployed Windows Server 2019 and SQL Server 2019.
- Initial Development for STIG checklist automation through PowerShell and SQL Server.
- Upgraded BMC Remedy ITSM to meet lifecycle management timelines.
Northrop Grumman Corp.
Web and Database Administrator
October 2018 - January 2021
- Created government approved password manager for team through PowerShell and SQL Server.
- Upgraded and Administered 70+ Windows Servers across multiple networks.
- Managed 40 SQL instances. Provided monitoring and tuning for databases, and security control measures.
- Provided disaster recovery for managed servers through SnapCenter.
- Liasoned SSL certificate requests. Created, processed, and installed Site and SQL certificates.
- Administered COTS applications (SolarWinds, BMC Remedy, SnapCenter, Varonis, and Blackboard).
- Remedied vulnerabilities given through ACAS findings.
- Completed STIG hardening for Windows Server, IIS, and SQL Server.
- Maintains system documentation and configuration information.
- Developed/updated Tactics, Techniques and Procedures documentation.
Northrop Grumman Corp.
Computer Systems Analyst
April 2017 - October 2018
- Provided administrative support in Active Directory, DHCP, and DNS.
- Ensured system security configuration through SCAP verification of system hardening in compliance with DISA STIG.
- Ensured network audit logging and security configuration in accordance with Defense Security Service requirements.
- Windows Operating System installation and Program specific baseline configurations.
- Managed COTS installations for Program requirements.
- Knowledge of Disaster Recovery options, processes and procedures.
- Provided support for Communications, Navigation and Identification (CNI) test equipment; providing networking capabilities and meeting DoD system requirements.
- Extensive knowledge on operating system upgrading, imaging and configuration management.
- Experience in deploying and upgrading SQL databases with SQL Server 2008 and SQL Server 2012.
- Basic knowledge of Risk Management Framework implementation.
- Experience working on Joint Strike Fighter programs.
- Provided Patch Management through WSUS and SolarWinds Patch Management solution.
United States Air Force
Client Service Center Supervisor
June 2016 - February 2017
- Provided Tier 1 customer service for 4 organizations/750+ personnel; managing trouble ticketing requests/ averaging 60 incidents daily across 6 network enclaves.
- Recognized and coined by USAF HQ/ A2 (Intelligence) Commander.
- Responsible for managing 5 trouble ticketing systems across 3 network classifications.
- Maintained account creation, deprovisions and deletions across 5 network platforms through Microsoft Active Directory Users and Computers, and UNIX account administration/LDAP.
- Coordinated and disseminated authorized network outages for 2 enterprise networks and 2 globally distributed networks. Coordinated installation, scheduling and upgrades for $500M DCGS-4 Weapon System.
- Maintained Access database outage reporting, knowledge base entries and daily operations updates, reporting and restoral processes.
United States Air Force
Cyberspace Systems Supervisor
February 2015 - June 2016
- Performed UNIX database and global zone administration for $500M DCGS-4 Weapon System.
- Provided troubleshooting for 37 UNIX and Windows servers; supervised and managed UNIX workstation maintenance inspections, updated baseline configurations and monitor calibrations.
- Highly driven and motivated to succeed; graduated top 5% in Airman Leadership School, awarded Distinguished Graduate, awarded 2015 Squadron NCO of the Year, and Coined by Command Chief for excellence.
- Managed 6 personnel shift; trained junior enslisted airmen on daily tasks and basic troubleshooting logic.
- Managed junior enlisted upgrade training plans; ensured timely completions with 100% pass rate.
United States Air Force
Global Command and Control Systems (GCCS) Administrator
October 2013 - October 2014
- Provided Tier 1 support to 900+ customer base.
- Maintained Citrix based applications/chat tools for cross-organization coordination; mIRC.
- Assisted in maintaining and administrating 4 UNIX Global Zones.
- Extended hardware life cycles though maintenance inspections ensuring ESD and corrosion control preventative measures have been accomplished.
- Coordinated operations training to 14 coalition partner; lauded and awarded Amn of the Qtr.
United States Air Force
Monitoring Management Technician
May 2010 - February 2015
- Provided server performance monitoring and tuning support for 750K user enterprise network valued at $1.5B; dedication to excellence resulted in 2011 Airman of the Year award.
- Managed Active Directory; coordinated threshold monitoring for AD and MS Exchange.
- Upgraded Remedy ticketing system; transcribed 500+ legacy tickets to updated system/performed and scheduled server back-ups.
- Authored PowerShell script monitoring 20 General officers/4 Colonel account provisions; provided Active Directory team situational awareness for high-visibility personnel.
- Approval member for enterprise change management processes for 46 bases effected by NetIQ AppManager and EMC SMARTS.
- Authored and maintained PowerShell script that enabled remote software installations for NetIQ AppManager & EMC SMARTS; administrated for 46 geographically distributed bases.
- Utilized Microsoft SCCM to deliver monthly security patches and software updates across 2 enterprise networks.