Systems Administrator

Description

This position participates as a key member of the Global Operations Center who is responsible for 24x7 operational support of the Expedia Inc. eCommerce sites and corporate infrastructure providing hardware, software and application support and troubleshooting of these servers and network devices. The Support Administrator must possess significant work experience in a production, missioncritical, revenuedependent, 24x7 infrastructures include corporate, eCommerce and network devices. Demonstrate proficiency with Windows 2000/2003 server, unix/linux, TCP/IP networking, single domain model concepts, AD, share and file access security concepts. Provide technical expertise to standard hardware and software products, and assist with installation and configuration of software deployments. The SSA will be accountable for creating and maintaining standards, policies, procedures and documentation. The Support Systems Administrator must be able to follow processes to ensure that the systems meet SOX and PCI compliance.Responsibilities Daytoday livesite and corporate environments investigations of our enterprise infrastructure of Windows and Linux servers and network devices. Supports all aspects of daily operational activities including account and resource management, backup/recovery and server hardware and software monitoring, maintenance and upgrades.Providing troubleshooting expertise to large and varied environment supporting Expedia Inc. live sites and corporate applications including servers and network infrastructure, with the ability to learn and understand highly complex environments in a dynamic eCommerce environment.Deploys live site code changes and SQL data changes in conjunction with Release Management, Change Management and Tier teams.Works closely with Program Management, Product Development, Test and Site Operations teams for the deployment, configuration, system requirement validation and support of multiple services across an expansive and diverse production environment. Identifies and provides for global dependencies such as domain membership and trusts, DNS requirements, and external dependencies. Implements said designs and responsible for maintaining compliance with environmental security and trust worthy computing policies. Quickly and effectively learns new systems to rapidly identify potential solutions to resolve and prevent future service interruptions. Independently drives complicated system related issues to resolution across multiple services and groups with little or no supervision. Summarizes key elements of a technical problem and assigns cases to internal and external partners as necessary. Provide drafting and review of technical documentation and Trouble Shooting Guides for Tier I and Tier II personnel.Qualifications Experience working in high pressure, dynamic, 24x7 environmentsUnderstanding of IIS and proven experience administrating and supporting it in an enterprise environmentProven ability to troubleshoot large, complex systems with an eCommerce emphasis Strong understanding of Microsoft Win2k, Win2k3, Red Hat Linux, Sun Solaris 9 and 10 and Cisco operating systemsUnderstanding and troubleshooting IP networks Strong interpersonal and customer service skillsNetwork Administration experienceStrong understanding of Load Balancer configurations and utilizationApplication Support and Deployment experienceWorking knowledge of Apache TomcatEffectively communicates technical issues in a nontechnical manner Proven experience with a scripting language (Batch, Shell, Perl, SQL, etc) Must be available to work swing and graveyard shiftsDomain Name Service Conceptual understanding and practical knowledge (WINS and Bind)Server Security/Hardening experienceMail server experience (SMTP, POP, Exchange)