HPC (High Performance Computing) Linux Systems Engineer

Details: The HPC Linux Systems Engineer will perform day-to-day operational maintenance, support and upgrades for Linux operating systems, workstations and servers. Platforms to be supported include Red Hat Enterprise Linux and Linux-based security appliances. The HPC Linux Systems Engineer will implement solutions as approved, ensuring that upgrades and changes comply with established guidelines. This individual will work with the team to develop High Performance Computing solutions using cluster/grid technologies in support of cutting edge medical research. He/she will work with the team responsible for the planning and development of a robust and scalable management infrastructure for Linux computing resources.After hours work may occasionally be required for pre-planned maintenance or troubleshooting.Specific Skills • 6-8 years of Linux Administration Experience• Experience with High Performance Computing• Experience supporting centralized management systems• Familiarity with industry best practices for Linux server security; ability to implement organizational security standards on Linux platform• Experience with automated software update mechanisms such as yum, up2date and apt-get• Demonstrated strong oral and written communications skills• Enjoys working in a collaborative, team environment• Good troubleshooting skills• Good documentation skills• Knowledge of NFS and SMB implementation and the configuration of static mounts• Knowledge of logical volume management, RAID, NAS, SAN, HBAs and multipathing• Experience with the configuration of Apache 1.x and 2.x, and SSL setup• Proficient in scripting

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Network Engineer II (Linux & Cisco)

Details: Scientific Research Corporation is an advanced electronic engineering company that provides innovative products and services to government and private industry, as well as independent institutions. At the core of our capabilities is a seasoned team of highly skilled engineers and scientists with multi-disciplinary backgrounds. This team is challenged daily to provide cutting edge technology solutions to our clients.Primary Duties, Responsibilities, & Essential Job Functions:PURPOSE OF THE JOB:Under minimal supervision, solicits requirements, develops user stories and documents capabilities necessary to deploy and manage software, operating systems, and physical hardware to include commodity servers, Cisco network appliances, and other specialized network components in support of software development activities.Employs systems management best practices and has familiarity supporting with a wide variety of Java based technologies on the Linux Operating System.MAJOR RESPONSIBILITIES:Define systems specifications to support data I/O and retention requirements.Supports configuration modification and troubleshooting of Cisco ASA 5540 Appliance.Supports configuration modification and troubleshooting of Cisco 2811 Router.Supports configuration modification and troubleshooting of Cisco 3560G Switch.Supports configuration modification and troubleshooting of Bluecoat PacketShaper 1500.Manages an Apache Hadoop cluster.Manage MapReduce jobs and their effect on the cluster.Manage network load on the systems.Ensure I/O is beneath desired tolerance.Assist in the development of consolidated software deployment/installation techniques using RedHat Package Management (RPMs) and Puppet configuration modules & manifests.Manage and upgrade a myriad of software applications on the Linux Operating System platform (RHEL 5.4 & 6.2).Scientific Research Corporation offers a competitive salary, an extensive benefits package and a work environment that encourages excellence. Applicants selected will be subject to a government security investigation and must meet eligibility requirements for access to classified information.An Equal Opportunity/Affirmative Action Employer

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