Senior Linux Network Administrator

We are currently seeking a Senior Level Linux Network Administrator to join our team in support of the Missile Defense  Agency (MDA) Missile Defense Data Center in Huntsville, Alabama.  Responsibilities: Responsible for design, installation, configuration, administration, operation, maintenance, monitoring, troubleshooting, documentation of classified and unclassified MDDC Program systems and networks and associated equipment, devices, and software IAW applicable MDA and DoD guidance, instructions, procedures, and processes. Ensures IT systems are fully functional for all operational and support activities hosted and serviced by the MDDC Program.  Provides essential Linux system administration support for hardware in support of the MDDC Program for classified and unclassified systems. Work with vendors in support of current Linux based software installations and keep systems in compliance. Works closely with Program Management, Information Assurance, software development, analysis groups, and end-users to understand and implement requirements necessary to MDDC Program operations and activities.  Provides guidance and support with technical expertise, instruction, and advice in relation to MDDC Program IT processes and operations based on applicable MDA and DoD security provisions, technical guidance and documented instructions to meet all MDA and customer goals.  Anticipates IT related issues and implements proactive preventive measures.  Develops, sustains, and updates documentation for Information Technology processes and procedures.  Performs regular and on-demand system backups and recoveries.  Maintains IT databases and performs light programming tasks in relation to system administration needs.  Researches, evaluates, and recommends new and emerging IT systems technologies to advance and support MDDC Program requirements.  Leads, trains, and supports the work of other junior staff engaged in system administration functions. Assists with Government Furnished Equipment/Government Furnished Property (GFE/GFP) contract hardware/software maintenance, repairs, and processes. Responsible for maintaining inventory and organization of different types of software and hardware resources.        Requirements: Bachelor’s degree in Computer Science, Management Information Systems or other technical discipline Fifteen (15) years of experience. An additional four (4) years experience may be substituted for degree This position requires DoD 8570 IAT Level II or higher certification. IA certification IAW DoD Instruction 8570.01M required. Must have a current, active Secret clearance OR the ability to obtain a Secret clearance (US Citizenship Required) before employment can start. Working knowledge of a wide range of datacenter technologies including: Linux Administration, Local (LAN) and wide-area networks (WAN); Network protocols such as TCP/IP, WINS, DHCP, DNS, SNMP, FTP, HTTP, SMTP, SMB etc. Proficient in RHEL and CentOS Proficiency with MS Office (Excel, Word, PowerPoint) and solid data entry skills Proven ability to multi-task and operate in a dynamic enterprise environment. Excellent organizational skills Ability to provide examples of being proactive and taking initiative in carrying out daily responsibilities Ability to interact with all levels of our customer base and provide excellent customer responsiveness Knowledge of MDA Test Activities Preferred