CMMC Registered Practitioner
Mojave Corp (Contract) | February 2026 - Present | Remote
- Supporting CMMC readiness assessments for Defense Industrial Base clients
- Assisting with NIST 800-171 compliance documentation and gap analysis
Summary
Systems Administrator with 3+ years managing Windows and Linux servers, network infrastructure, and security tools across 30+ client environments. Zero ransomware losses across 100+ managed endpoints. CompTIA Security+ certified (DoD 8570/8140 IAT Level II) with hands-on experience deploying enterprise firewalls, EDR, network segmentation, and endpoint management. AWS Solutions Architect Associate. Seeking Systems Administrator role with Secret clearance sponsorship.
Technical Skills
Network & Security
Enterprise Firewalls (WatchGuard T20/T80) | VLANs | Network Segmentation | VPN | TCP/IP | Switches | Ubiquiti Unifi Wireless (33 APs deployed)
Server Administration
Windows Server | Linux Server | DNS | DHCP | System Imaging | Backup/Recovery
Endpoint Management
Windows 10/11 | Atera RMM | BitDefender Gravity Zone | Huntress EDR | Endpoint Patching
Security Tools
EDR (BitDefender + Huntress) | MFA Configuration | LastPass | Axcient 360 Backup | Wireshark | Incident Response
Cloud & Productivity
M365 Administration | Exchange | Teams | SharePoint | OneDrive | AWS (IAM, S3, CloudFront, Lambda, DynamoDB, API Gateway)
VoIP
3CX Configuration and Administration
Documentation
SOPs | Security Policies | Client Configuration Records | IT Glue (BMA)
Certifications
Security
- CompTIA Security+ CE - DoD 8570/8140 IAT Level II (November 2025)
- AWS Certified Solutions Architect - Associate (November 2025)
- CompTIA A+
CMMC
- CMMC Registered Practitioner (RP) - Active (December 2025)
- CMMC Certified Professional (CCP) - Exam Passed, Tier 3 Adjudication Pending
Project Management
- CompTIA Project+
- Google Project Management Certificate
Professional Experience
Co-Founder & Security Program Manager
TimothyTek (Eureka Technical Services, LLC) | December 2020 - July 2023 | Greater St. Louis
- Managed IT infrastructure and security for 30+ client organizations across multiple industries including manufacturing, finance, and legal
- Maintained zero ransomware losses across 100+ endpoints through defense-in-depth: enterprise firewalls, EDR, MFA, network segmentation, and monitored backup
- Deployed and configured 11+ WatchGuard firewalls (T20, T80) with UTM protection and security policies across client environments
- Designed and deployed network infrastructure including 33 Ubiquiti Unifi APs, managed switches, and VLANs for network segmentation
- Administered Windows and Linux servers including configuration, patching, and ongoing management
- Implemented Huntress and BitDefender Gravity Zone EDR across 100+ endpoints with Atera RMM for 24/7 monitoring and alerting
- Deployed Axcient 360 backup with ransomware scanning and LastPass password management across client environments
- Managed M365 administration including Exchange, Teams, SharePoint, and OneDrive; performed tenant migrations
- Delivered Tier 1-3 support via Atera RMM including remote monitoring, patching, and endpoint management
- Led $98K+ infrastructure modernization project including servers, network equipment, and security tooling
- Configured and supported 3CX VoIP systems including multi-extension deployments
- Documented all client environments, configurations, and procedures in standardized Excel and Word templates
IT Technician
BMA Inc. | October 2020 - May 2021 | Greater St. Louis
- Provided systems support in HIPAA-compliant environments for medical and professional clients
- Supported user account management, access controls, and WatchGuard firewall configuration
- Documented IT processes and security controls using IT Glue platform
- Delivered Tier 1-3 technical support
Technical Team Lead
Apex Systems (Vanderbilt University Hospital) | February - June 2015 | Nashville, TN
- Led 11-person technical team in enterprise deployment of 5,000+ systems
- Coordinated deployments across clinical and administrative departments
- Maintained HIPAA-compliant procedures with zero security incidents
Infrastructure Portfolio
Cloud Resume - Serverless Architecture
Live: joshuahall.tech | GitHub: federal-cloud-resume
Production serverless architecture demonstrating enterprise security patterns:
- Architecture: S3 + CloudFront CDN + API Gateway + Lambda + DynamoDB
- Security: IAM least privilege, encryption everywhere, HTTPS enforcement
- Features: Custom domain with ACM, atomic visitor counter, real-time API
- Compliance: NIST 800-53 control foundations documented
Education
Cloud Computing Coursework
Western Governors University | 2020-2021
Master of Divinity
Covenant Theological Seminary | December 2013
Bachelor of Arts, Biblical and Theological Studies
Covenant College | December 2009
Professional Affiliations
- InfraGard Member (FBI Public-Private Partnership)
- ISACA Member
- ISSA Member
Target Opportunities
Primary: Systems Administrator, IT Specialist, IT Support Specialist, Compliance Analyst, Help Desk (Tier II/III) — any IT/security role with Secret clearance sponsorship.
Location: Huntsville, AL
Clearance: U.S. Citizen | Secret Clearance Ready | Clean Background