Jonathan Halfhide
Jonathan Halfhide

Linux/AWS Systems Administrator

About Me

Current cleared Senior Linux/AWS Systems Administrator with extensive experience managing mission-critical infrastructure for defense, aerospace, and private operations. Currently hold many industry recognized certifications such as the AWS Solutions Architect Professional, Red Hat Certified Engineer, Certified Kubernetes Administrator, CCNA, and Security+ in addition to a master's degree in Computer Science. Expertise includes AWS engineering, Red Hat Linux administration, automation (Python, Bash, Ansible), and infrastructure-as-code. Personally active as an open source Python developer and Linux enthusiast.

Technical Skills

  • Cloud (AWS/Azure)
  • Linux Administration
  • Networking
  • Python, Bash, Powershell, Ansible
  • Kubernetes
  • Cybersecurity
  • Observability (CloudWatch/Prometheus)
  • DevOps (Terraform, CI/CD, Git)

Certifications

  • AWS Solutions Architect - Professional
  • AWS DevOps Engineer - Professional
  • AWS SysOps Administrator
  • Cisco Certified Network Associate (CCNA)
  • Certified Kubernetes Administrator (CKA)
  • Red Hat Certified Engineer (RHCE/RHCSA)
  • CompTIA Security+ / Linux+ / Network+ / Cloud+
  • ITIL v4 Foundation

Projects

Relevant Work Experience

Systems Administrator

Jan 2025 – Present
CACI International Inc. | Remote (FL)

Information Assurance Engineer

May 2024 – Jan 2025
General Dynamics Mission Systems | Cape Canaveral, FL

Systems Administrator

June 2023 – May 2024
RGNext (Raytheon/General Dynamics) | Cape Canaveral, FL

IP Network Operations Specialist

Feb 2023 – June 2023
L3Harris Technologies | Melbourne, FL (Sub-Contract)

Network Operations Center Specialist II

June 2022 – Feb 2023
Health First | Rockledge, FL

Education

MS, Computer Science

2026
Western Governors University | Salt Lake City, Utah

BS, Network Engineering and Security

2023
Western Governors University | Salt Lake City, Utah

Contact

You can reach me via email or connect with me on LinkedIn:

Email LinkedIn

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