Sr. Systems Engineer - Linux/Unix
GAP Inc - San Francisco, CA

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This position will be part of a talented team that is responsible for the growth, on going maintenance and development of a large scale server farm running primarily on Linux and Unix.

Provide Level 3 support for complex system and applications, Rolling out new systems, maintaining, migrating, upgrading and improving the long-term performance of the systems.

Perform as a senior member of the systems administration team to support the installation, optimization, integration, troubleshooting, backup, recovery, modification, security, and upgrading of IT systems and components to provide services that enable customers to effectively apply IT to business requirements.

Have knowledge of tools and mechanisms for distributing new or upgraded software to ensure customers receive current versions of supported software, as they become available.

Shall be able to work with other senior staff to recommend and design systems architecture and topology from both general and specific perspectives.

Provide L3 support on a on-call support rotation model


Bachelor's degree or equivalent experience in IT.

5+ years of progressive experience in engineering and design capacities.

The ideal candidate must be a self-starter with strong work habits and have mid-level career experience in maintaining large numbers of UNIX servers.

Deep Understanding of UNIX/Linux Fundamentals and concepts.

Extensive System Administration experience with Red Hat Linux and AIX Operating System. Experience with other Unix/Linux versions is a plus.

Proven experience in VMWARE running large scale Virtualized environments

Scripting experience, specifically with Ruby/Perl and shell scripting language to automate existing and workloads and routine system admim tasks.

Experience with Chef / Puppet /CfEngine will be a big plus.

In-depth knowledge of TCP/IP, BIND, LDAP and other core technologies such as Sendmail, NTP, TCP/IP, FCIP, iSCSI, SAN, NAS etc.

Experience in resolving complex issues related to Break-fix Performance tuning and deployments.

Must be able to determine when a server is in a "distressed" state, e.g. network performing badly, short of swap space, short of RAM, overloaded CPU, overloaded I/O subsystem.

Understand how to gather more information and recommend a solution.

Knowledge of how to modify kernel and device driver behavior.

Strong understanding of network and server security.

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The ubiquitous clothing retailer Gap has been filling closets with jeans and khakis, T-shirts, and poplin since the Woodstock era. The firm,...