Stephen Hill
Systems Administration & Engineering
Colorado Springs, Colorado
Results-driven professional with track record of orchestrating seamless technology deployments, optimizing IT operations, and delivering innovative solutions for elevating organizational success. AWS Certified Cloud Practitioner, CompTIA Network+, CompTIA Security+, CompTIA Linux+ and CompTIA Cloud+ certified; adept at developing IT strategies aligned with corporate goals, with focus on enhancing efficiency/scalability/security. Skilled in deploying, configuring, and optimizing IT infrastructures, as well as ensuring system reliability through effective troubleshooting and proactive maintenance. Well-versed in staying abreast with emerging technological trends and resolving issues by implementing change initiatives. Expertise in PowerShell and BASH scripting, WSUS, GPO deployment, SSL/TLS certificate management, and administration of RHEL and Ubuntu Server environments. Known for fostering forward-thinking IT culture and interpreting insights for decision-making. Strategic leader with exceptional project management, problem-solving, communication, and relationship-building attributes.
Areas of Expertise
Systems Engineering & Architecture
Enterprise IT architecture design • Multi-platform systems integration • Air-gapped network environments • Architecture governance & technical standards • Systems analysis & re-engineering
Systems Administration
RHEL & Ubuntu Server • Microsoft Active Directory, GPO & WSUS • SSL/TLS certificate management • Technical troubleshooting & root cause analysis
Virtualization & VDI
VMware vSphere, Horizon VDI & NSX • KVM • XCP-NG • Dell EMC server infrastructure
Cloud Platforms
AWS • Microsoft Azure & Azure AD (hybrid) • Oracle Cloud • Cloud migration
Automation & Infrastructure as Code
Ansible • Terraform • PowerShell • BASH • API integration
Network & Security
Fortinet, WatchGuard & SonicWall firewalls • VPN (Ivanti Pulse, SonicWall) • MDM (JAMF, MobileIron) • UniFi wireless • VoIP systems
IT Management & Leadership
IT strategy development & execution • Technology budget management • Project management • Policy development & security training • Team leadership & Scrum
Professional Experience
Systems Administration Design Engineer III - CACI International - Colorado Springs, CO - 2025 - Present
Functioning as a top technical expert supporting an enterprise technical infrastructure. Studies and analyzes system needs, system development, systems process analysis, design, and re-engineering. Works with the enterprise to solve business problems with technology including hardware, software, databases, operating systems, and networks. Designs and defines information technology (IT) system architecture for integration of multiple platforms, operating systems, and applications across the enterprise. Determines systems specifications, input/output processes, and working parameters for hardware/software compatibility and maintenance of system security. Coordinates design of subsystems and integration of total system. Identifies, analyzes, and resolves program support deficiencies. Develops and documents the framework for integration and implementation for changes to technical standards. Assists in the development and management of an architecture governance process. Maintains knowledge of changes in technologies.
Key Contributions
- Leveraged extensive VDI experience to optimize virtual desktop environments using Horizon.
- Administered and optimized RHEL environments, ensuring robust performance and security.
- Implemented and managed VMware solutions, including vSphere, Horizon, and NSX load balancers, to enhance virtualization infrastructure.
- Designed, developed, and deployed custom cloud-based applications on both Windows and Linux OS.
- Automated workflows and API integrations, Ansible, and PowerShell scripting.
- Architected and developed modular, reusable code for long-term production maintenance.
- Connected new and existing applications within an air gapped network.
Systems Administration Design Engineer II - CACI International - Colorado Springs, CO - 2024-2025
Responsible for functioning as a top technical expert supporting an enterprise technical infrastructure. Studies and analyzes system needs, system development, systems process analysis, design, and re-engineering. Works with the enterprise to solve business problems with technology including hardware, software, databases, operating systems, and networks. Designs and defines information technology (IT) system architecture for integration of multiple platforms, operating systems, and applications across the enterprise. Determines systems specifications, input/output processes, and working parameters for hardware/software compatibility and maintenance of system security. Coordinates design of subsystems and integration of total system. Identifies, analyzes, and resolves program support deficiencies. Develops and documents the framework for integration and implementation for changes to technical standards. Assists in the development and management of an architecture governance process. Maintains knowledge of changes in technologies.
Cloud and Technology Implementation Specialist – Owner - Hill-Peak Ltd. - Colorado Springs, CO - 2023-2024
Oversee projects within budget and timelines, ensuring client satisfaction through successful implementation and delivery. Assess client business needs to effectively customize cloud solutions for optimal results. Implement secure cloud infrastructure, emphasizing scalability and cost-effectiveness for robust and efficient digital ecosystem. Document procedures and generate user-friendly guides and reports to provide clients with comprehensive and accessible resources for ongoing reference. Ensured provision of modern, cutting-edge solutions in line with evolving industry standards by staying updated with cloud innovations.
- Empowered users and fostered integration of new solutions by providing training on latest cloud technologies.
- Enhanced performance and cost reduction for improved efficiency by streamlining cloud operations through automation.
- Spearheaded cloud migrations and established secure cloud environments in alignment with security policies for seamless transition and fortified data protection.
- Reduced 50% costs within on-premises environment through transformation of hypervisor technology by migrating from VMware to XCP-NG.
- Executed seamless Azure environment deployments using Terraform and orchestrated migration of website from AWS to Azure to optimize client's cloud infrastructure for enhanced performance and efficiency.
Network Administrator - U.S. Anti-Doping Agency - Colorado Springs, CO - 2021-2023
Oversaw Azure Cloud and Amazon Web Services compute environments, ensuring efficient management and optimization of cloud resources to meet organizational needs effectively. Developed, tracked, revised, and monitored policies & standards for allocation of information technology & compute resources using various tools and asset management systems, ensuring compliance and optimal resource utilization. Created comprehensive documentation for end-users regarding customer-facing changes, ensuring minimal interruptions to workflows and business opportunities during infrastructure and security-related changes. Collaborated with legal department to create, modify, and release formal technology policies, and conducted approved security training for staff, reinforcing adherence to official policies. Implemented robust security measures, defending against nation-state level threat actors with WatchGuard and Fortinet firewall configurations, security policies, MDM systems (MobileIron & JAMF), anti-virus software, Ivanti Pulse VPN appliance, and cloud-based systems.
- Orchestrated and managed Microsoft Active Directory Domain by overseeing 175+ users, including organizational units, security groups, service accounts, group policies, DNS, IIS, security policies, traditional & domain file shares, and Azure AD connectivity in a hybrid deployment.
- Enhanced VMware on-premises server environment on Dell EMC servers by managing, increasing, and refining server capabilities for improved performance and resource utilization.
- Facilitated anti-doping sampling operations in field to ensure timely, accurate, and secure processes by supporting custom applications and databases managing 50K+ athletes & personnel.
- Enhanced functionality and provided scalability for organization's growth by executing migration of deprecated network shares system to newer domain file system.
- Deployed UniFi Access Points in main office by updating outdated setups and reducing costs related to subscription-reliant systems for annual savings of $7K.
IT Specialist & System Administrator - View Homes, Inc. - Colorado Springs, CO - 2020-2021
Directed Salesforce Accounts and managed error resolution for 150+ user base by overseeing data resolution, error cleanup, and implementation of software processes company-wide for streamlined operations. Spearheaded administration of Oracle Cloud Tenancy to manage everything from Compute instances to block storage for optimal performance and resource utilization. Coordinated with external contractors for issues beyond resolution by View Homes team.
- Maintained SonicWall Firewall and VPN solutions across organization for secure/reliable access to essential resources.
- Provided network support for three hundred users across 40+ satellite offices by utilizing SonicWall VPN and Active Directory services for seamless access to mission-critical resources.
Sales Operations Lead - Justuno, Inc. - Austin, TX - 2018-2020
Orchestrated email communication for subscriber base of 80K+ on mailing lists, while developing and maintaining 50+ automation workflows to streamline distribution. Negotiated software acquisitions below list price by actively steering negotiation process with third-party vendors.
- Increased 20% in team productivity on deliverables by implementing Scrum Framework.
- Presented daily updates on $1K MRR and 150+ leads by gathering and delivering insightful reports to executives.
- Reduced audit and verification time by 50% by assembling training materials and implementing new operating procedures.
- Secured optimal Monthly Recurring Revenue (MRR) of $25K by presenting comprehensive reports on products and plans to potential clients.
- Enhanced transparency of commission structures and decreased completion time by 75% through initiation and implementation of new form-based management system for ten sales representatives.
Early Career
CSR Manager - Newfi Lending, LLC - Santa Ana, CA - 2017-2018
Customer Service Representative & CSR Manager - Americash Mortgage Banking - Santa Ana, CA - 2013-2017
