Systems Administrator

Job Description Industry: Information Technology Employmenttype: Full-time Experience: 8+ years Visa: US Citizen / Green Card CLEARANCE REQUIRED: Current and Active Top Secret Clearance This position is a member of a System Administrator team that performs Tier 1 (Help Desk), Tier 2 (escalation) and Tier 3 (subject matter expert) support for a large 24x7 production environment. The position is responsible for installing, configuring and maintaining Linux workstations and servers in support of development and operational system requirements. Individual will perform installations and upgrades to UNIX operating systems and maintain them in accordance with established policies, procedures and agreements. Additionally, this individual will ensure Linux workstations and server data integrity by auditing, evaluating and implementing and managing appropriate software solutions. Individual will monitor system backups and database archive operations; write and administer scripts for the gathering of automated system metrics; perform operational system help desk responsibilities; and providing quick, responsive solutions to development and operational issues and concerns. This individual plans COTS SW and HW upgrades to meet program milestones and coordinates with other functional groups on system upgrades and the integration of new capabilities. Specific duties include, but are not limited to: execution of system transition procedures; support integration and planning standards and custom operational procedures as well as future deliveries and systems; work off of system anomalies and support of off-hour testing, as required. After-hours response to a pager is periodically required. This individual will be required to meet the Government required Information Assurance Workforce Enhancement Program requirements, and at a minimum the Security+ Certification at the time of employment. This individual is subject to a government security investigation and must meet eligibility requirements for access to classified information. Prior to employment, individual must possess a TS/SCI w/Poly security clearance. Specific qualifications this individual must meet are: a mastery of AIX 7.x, RHEL 7.x Operating systems in systems; must have a professional knowledge/experience of IBM DS5000, HP 3PAR 7000 and HP 3PAR 8400 SAN architecture, assembly, configuration, maintenance and support, must have a working knowledge/experience of IBM TS4500 and IBM 3584 Tape libraries architecture, assembly, configuration, maintenance and support, must possess a complete mastery of IBM TSM installation, configuration, maintenance and troubleshooting support; individual must have a working knowledge/experience of C7000 blade server, HP DL series, and HP Synergy 12000 blade server infrastructure architecture, assembly, configuration, maintenance and support. Essential Duties and Responsibilities Perl, Korn Shell and Bash shell PKI LDAP/DNS Web servers Verbal and written communications skills and strong attention to detail Strong understanding of Amazon Web Services Experience with cloud computing is desirable (including creating and set-up of resources, hardening/patching, transitioning and maintenance of existing resources). Hands-on experience with snoop, tcpdump and Wireshark for the purpose of packet analyzation (troubleshooting) is also desirable Individual will be based at 1666 Aurora CO – 17699 E Steamboat, 17699 E. Steamboat Ave., Aurora, CO, but may need to support other facilities as needed. Experience/Skills Qualified individual must have a first-hand experience leading/supporting IBM and RedHat (RHEL) developers through troubleshooting complex Operating System problems, including IBM Power HA (High Availability) and RHEL clustering applications SAN expertise to include evaluation of “need vs. implementation” of RAID levels to ensure requirements are met while maintaining effective performance A thorough understanding of backups and archiving with direct experience using Tivoli Storage Manager and SBAdmin is also required Individual must have Subject Matter Expertise in server configuration, installation & maintenance for both the RedHat Linux, AIX platforms and have expertise with clustering to ensure all critical resources are available, reliable and load-balanced A sound knowledge of upgrading all servers & workstations including the ability to create and maintain kick start images Hands-on experience with post install processing is also required Qualifications Education: Bachelor’s Degree in relevant field. Additional Information All your information will be kept confidential according to EEO guidelines. #J-18808-Ljbffr Infozone Inc