John Arneman is a highly experienced IT professional based in San Ramon, CA who is available immediately. He has over 30 years of experience in desktop support, systems administration, network administration, and IT project management. His background includes positions at major companies such as Lockheed Martin, Dell, HP, Microsoft, eBay/PayPal, and various healthcare organizations. He has extensive skills in Windows, MacOS, Linux, networking, security, and hardware/software troubleshooting.