SUMMARY

System engineer with 12+ years of versatile experience which includes cloud computing, Linux, Windows, networking and messaging security. Proven success autonomously troubleshooting, resolving and implementing complex technical solutions to meet challenging business needs.

TECHNICAL SKILLS

Software: Linux/Unix (FreeBsd, Ubuntu, Fedora CentOS, RedHat), BASH, VMware vSphere, VirtualBox, LDAP, MySQL, Postgres, MS SQL, Apache, NGINX, Tomcat, RunDeck, Puppet, Amanda, LVM, NFS, OWA/Exchange, Active Directory, AWS, RDS, Ruby on Rails, OpenSSL, GIT, Ansible, Chef Hardware VMware ESXi Hypervisor, Dell and IBM Server Hardware, Firewalls, RAID

Networking: SSH, VPN, SMTP, SNMP, Switches, Routers, Cabling, TCP/IP, NAT, IPsec, DHCP, DNS, Subnetting, VPC

PROFESSIONAL EXPERIENCE

Sr. Cloud OPS Engineer

• Perform support, troubleshooting and management of AWS cloud infrastructure which includes resource management, security and cost control.
• Implemented push button solutions to simply continuous delivery process.
• Coordinate with software engineers and PM to provide ad - hoc solutions that spans our full application and infrastructure stack. >• Perform operational readiness testing for new deployments which includes system integration.
• Assist software engineers and support with application deployment via puppet and custom integration delivery tool.

Confidential

DevOps Engineer

Responsibilities:

• Managed AWS infrastructure including full stack creation utilizing chef, AWS cli and AWS console
• Implemented several push button solutions including deployment to lower environments and solution for internal content publishing.
• Designed replication solution for cross region AWS accounts
• Responsible for resolving any production related issue including managing/troubleshooting jenkins instances, AWS security and access and post deployment issues.
• Implemented New Relic monitoring solution across all EC2 instances.
• Utilize AWS CLI to implement ad-hoc security patches and corporate InfoSec requirements.
• Survived 70% staff cut during transition period

Confidential

DevOps System Engineer

Responsibilities:

• Primary application engineer for real time M2M cloud based terrestrial and satellite tracking application.
• Responsible for building and maintaining Linux host, including resource management and capacity planning via internally managed VMware hypervisor.

Confidential

DevOps System Engineer

• Diagnose and resolve any reported issues related to application (Ruby on Rails) and OS (Ubuntu Server), including in-depth troubleshooting of all subsequent components such as MySQL, monitoring tools (Zabbix), DNS, HTTP (NGINX Webserver), SSL, SMTP and Intrusion prevention.
• Automate general OS and backup processes via BASH or Perl scripts and Rundeck.
• Working knowledge restoring MySQL database and automating nightly backup process using tools such as mysqldump and XtraBackup.
• Implemented and maintain several 3 rd party tools for internal use, such JIRA ticketing system, Bamboo (Software Build Server) and chat server which resides on internally managed VMware platform.
• Responsible for deploying code updates and hotfixes to customer facing production environments which requires a working knowledge of Ruby on Rails stack.
• Built RoR and Mysql solution to generate end-user tracking reports from archived csv data.
• Utilize tools such as Puppet, Ansible, Git, RVM and Capistrano to bootstrap staging and production builds for multi-tier customer environments.
• Manage several disaster recovery solutions which utilize LVM, ZFS, rsync, Amanda and Duplicity.

Confidentia

Messaging Support Engineer

Responsibilities:

• Responsible for autonomously troubleshooting and resolving networking, application, database, and OS related issues
• Troubleshoot and resolve LDAP schema issues related to Active Directory and OpenLDAP.
• Assist clients with implementing IronMail products in production environment which requires a thorough understanding of networking and various protocols, such as TCP/IP, SMTP, DNS, SSL, firewalls and MTA's (Mail Transfer Agents).
• Resolve OS (FreeBSD) and application (Apache and Tomcat) issues with end-user authentication, web access and web page customizations.
• Provide necessary performance tuning of Linux OS and MySQL database to maximize SMTP throughput.
• Write bash scripts to collect data for troubleshooting and creation of custom reports.
• Application debugging and testing.
• Often required to learn new systems and technologies and quickly provide ad hoc solutions to clients.
• Identify and resolve MySQL database issues, including queries, repairs and backups.

Confidential

Data Center Support

Responsibilities:

• Managed local and remote network connectivity and desktop support for 1800+ users in Windows and Linux environment.
• Collaborated with accounting, auditing, legal and managers to explain complex data fixes and reporting.
• Primary application support person for end-users and responsible for resolving all application and end user errors via MS SQL server (payment reversal, loan errors and user permissions).
• Configured and installed all network equipment related to VPN access to corporate resources including Juniper concentrators and VPN routers
• Responsible for resolving any failed PC and server hardware, applications or OS (Linux and Windows) issues via component replacement, imaging, or modification.
• Required to quickly learn and resolve hardware and software issues with new and legacy systems without documentation.
• Fully responsible for legacy database and application for 200+ remote sites with over 50 million in OPB, e.g. Dataflex and all its hardware, software, data transmission, training, and backups.