Operations Engineer II Resume

OBJECTIVE:

Sr. Linux Systems Engineer

SUMMARY:

9 year systems admin experience, managing up to 30K servers in a production environment, with focus on Hosting and Distributed Systems.
Relentless contributor.

PROFESSIONAL EXPERIENCE:

Operations Engineer II

Confidential

Responsibilities:

CDN engineer responding to NOC and Customer escalations at Tier III level, and projects to optimize stability of systems.
Functional knowledge of multiple internal tools, zabbix, cfengine, Splunk, github, cvs, haproxy, nginx, apache, bind, powerdns 3ware raid, etc…
Designed operational standards for DDoS product from introduction to General Availability.
Optimized CDN configurations (cache - control headers, etc…)

Confidential

Operations Engineer II

Responsibilities:

Reported directly to Vice President as most senior linux engineer in 24x7 NOC environment.
Developed automated build script (BASH) for Ubuntu kickstart script setup. Accelerated average server build-time from 6hr to 3. Dropped admin-interaction on builds from 6hr to 1.
Highly responsible, shift-leader, within a small company where each member plays critical role.
Accountable to strict SLA, as provider focuses on mission-critical uptime for servers experiencing Layer 4 and Layer 7 DDoS attacks.
Managed enterprise network comprised of Dedicated (mainly CentOS) and Virtual (XEN, OpenVZ) clients with LAMP servers.
Configured and optimized kernel and daemon settings.
Managed LAMP webservers with kernel troubleshooting.
Configured and troubleshot nginx reverse-proxy webservers.
Chief responsible for migration of site content, configuration, databases to new hardware and from third-party providers to our network.
Quickly learned routing procedures and protocols, obtained Juniper JNCIA certification, managed and monitored routers and switches.
Protected servers using Juniper hardware and packet scrubbers in excess of 20Gbps / 15Mpps attacks.

Confidential

Operations Engineer II

Responsibilities:

Interacted with internal and external customers relating to 1200+ dedicated & virtual / shared servers for small to medium websites.
Led training classes for internal employees at level 1 and 2.
Wrote 50+ training documents for internal use.
Ensured PCI compliance for clients on as-needed basis.
Multitasked phones, chat, e-mail, monitors.
Responsible for level 2 software build, installations, updates, monitoring, troubleshooting on both Windows and Linux systems for GoDaddy dedicated server customers (Managed).
Optimized MySQL queries, tuned MySQL services.
Developed bash programs for department, such as migration script to move to customer sites to new servers. Developed department script to fix Plesk and Apache permissions.
Performed MySQL, Apache, System log-based troubleshooting (slow query log, general query log, error log, apache error and access log, MySQL slow query log, general query log, error log, service log such as ftp, etc..)