Jonathan Halfhide
Jonathan Halfhide

Linux/AWS Systems Administrator

About Me

Current cleared Linux/AWS Systems Administrator with extensive experience managing mission-critical infrastructure for defense, aerospace, and private operations. I 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 bachelor's degree in Network Engineering and Security. 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

Expected 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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