UNIX Systems Administrator - Senior Level in Dallas, TX - Arthur Grand Technologies Inc.,

Position           UNIX Systems Administrator - Senior Level

Location           Dallas, TX

Employment / Duration            Contract

Interview Style Telephonic / In-person

Mandatory Skills:

• Configuration Code Development,


• IP Networking,


• Cisco Routers


• Bourne Shell and


• Switches

Summary:

UNIX systems administrator, expanding, maintaining, and designing core infrastructure solutions.

Responsibilities and Duties

• Maintain and expand function of a very large Linux, FreeBSD, XenServer, and NetScaler systems fleet.


• Develop centralized configuration code.


• Identify and remediate any and all security vulnerabilities and issues.


• Support development teams from within and outside the organization in making use of core infrastructure.


• Configure switches and load balancers for core internal rows.


• Coordinate with datacenter operations personnel for hardware turn-ups and turn-downs.


• Continually improve systems and processes with regard to automation and monitoring.


• Participate in 24x7 on-call rotation.

Minimum Required Qualifications and Skills

• Strong, deep knowledge of Linux and/or FreeBSD computer operating systems.


• Very solid understanding of IP networking concepts.


• Intermediate to advanced programming and scripting abilities in multiple languages, which must include the bourne shell.


• Experience configuring routing and switching hardware.


• 2+ years' experience developing centralized configuration code.


• 5+ years' experience as a UNIX systems administrator.

Desired Additional Qualifications and Skills

• 10+ years' experience as a UNIX systems administrator.


• 5+ years' experience developing centralized configuration code.


• Strong Ruby programming ability.


• Extensive experience with Citrix XenServer.


• Extensive experience with Citrix NetScaler.


• Advanced understanding of IP networking, packet framing, and dynamic routing protocols.