Just started my new job at HRL and will update in near future

Sr. Linux / Network/ Systems Administrator• Manage and maintaining Storage SAN/NAS systems.• Manage and maintaining OKTA MFA.• Manage ProofPoint Mail.• Planned and organized datacenter migration• Maintain and administer backup software • Scripting Bash/Perl and some powershell• Migration to Virtual and Building Vmware/Hyper-V• Switching and Load Balancing using - Cisco/A10/F5• Implementing Development Systems – Atlassian / Subversion / GIT• Maintain and build Linux• Migration from IMAP to Exchange and managing email flow• Implementing LAMP/TOMCAT systems.• Building monitoring systems and maintaning Nagios/Cacti/Solarwinds• DNS internal/external management and SSL Cert management.• Maintaining and managing Windows/Linux application servers.• Integrating LDAP with all compatible systems• Manage and maintaining entire Vmware Vsphere infrastructure

Contract Unix work

Network Engineer Duties: • Managed Multiple BGP Circuits & Traffic for over 3000 servers • Helped Engineer and Rebuild poorly designed network• Designed , Architected and Implemented Network for new Datacenter in AZ• BGP Route & IP address Space Management• Policy Based Routing • PIX Firewall configuration• Provisioning of new networks/equipment• ACL Rule management• Configured and Maintained Traffic monitoring and 95th Percentile tracking• VPN configuration and Maintenance Senior Unix Administrator Duties:• Configured and maintained Named Servers for over 1 million domains• Created new Backup Scheme which eliminated high loads and significantly reduced backup times. • Responsible for designing and implementing backup network and infrastructure.• Created process for server restorations nearly eliminating downtime and allowing customers to get their data via NFS.• Setup Nagios/ Mrtg for monitoring for servers.• Sole Backup Administrator for over 1000 Servers with 100% recovery rate on disk failure.• Responsible for tweaking and tuning applications for performance and reliability.• Created website for monitoring successful and unsuccessful backups. • Created scripts for any and everything. (Mail, Backups, Dns, Logging)• Identified servers causing problems on dedicated networks (arp poisoning, stealing ips)

Responsibilities: • Designed, implemented and maintained a Veritas Netbackup Datacenter backup solution from scratch, in a mixed Solaris, Linux, NT and Windows environment across all 1500 servers.• Configured and maintained SUN 450 Enterprise server with 20 + Hard drives in a Raid 5 configuration using Solstice Disk Suite and Veritas Volume Manager.• Configured and installed multiple servers with multiple operating systems to support a clustered backup server environment.• Managed ATL P3000 and Adic Tape libraries with over 1000 DLT tapes . • Created and tested Disaster Recovery procedures and plans which I documented.• Installed and configured Network monitoring tools for backup network and detailed backup statistics including bandwidth and total amount of data being backed up.• Performed system upgrades and maintenance across all servers including non-backup related issues.• Worked on Network related issues including switch configuration and some routing. • Responsible for forecasting and capacity planning including upgrading backup network to support gigabit traffic.• Mentored less-senior Unix / Windows System Administrators.• Performed local and remote system administration and provided helpdesk support, including on-call support 24x7.• Created and maintained Network and backup scripts for system administration.• Troubleshooting various server and network problems on a daily basis• Responsible for off site tape storage management and tape rotations.• Managed and maintained clustered and load balanced servers.Environment: Micron , Dell, HP, SUN servers. Cicso, Foundry, HP switches and routers.