Title: Systems Engineer, Expert (LINUX)
Location: Herndon, VA
*Clearance: *Active TS/SCI w/ Polygraph needed to apply *
Cornerstone Defense, in partnership with our military, intelligence, and civil government customers, supports U.S. operations worldwide through the use of many different types of intelligence, satellite, and cyber technologies. Cornerstone’s Intelligence Sector provides solutions to the United States Government for information collection, operations, exploitation and dissemination, and research activities. Our Team specializes in software development, cloud architecture, systems and network engineering, systems integration, agile management, as well as targeting operations and intelligence analysis. Our support to our mission customers includes cyber network operations, exploitation and defense, signals intelligence, human intelligence, and critical missions and networks.
Raytheon Technologies has an immediate need for a Senior Linux Systems Administrator to be a member of the IT team that is the Londinium Program. The Londinium Program is comprised of linux (80%), windows (20%), virtualization, storage, network, HW, and data center engineers that works as a team and, offers rewarding opportunities to think outside the box in order to deliver innovative and sustainable IT environments to our customers. The Londinium system administrators work both independently and as a member of an integrated product team supporting a wide variety of basic and complex computing and network configurations and must have proven Linux experience.
The on-site system administrator will support the installation, configuration, maintenance, failure analysis and recovery, performance monitoring, data storage management, and security management of the data center environment. The system engineer will haveexperience in at least one, preferably two, scripting languages (shell, Perl, Powershell, Python, etc.) and shall have proven experience administering Linux operating systems in the conduct of their duties. The right candidate will have proven experience in problem solving.
Specific duties and responsibilities of the Senior Linux System Engineer may include, but are not limited to:
-Architecting, deploying, and managing large Linux networked environments including deployment and configuration
-Installing, configuring, updating and removing system and application software
-Hardening Linux serverinstallations
-Installing, configuring, updating and removing system hardware (servers, workstations, transceivers, network interface cards)
-Configuring NFS, SAMBA, and SAN
-Monitoring and allocating system resources (CPU, memory, and storage space)
-Proven experience creating, implementing, and maintaining scripts for process automation, infrastructure monitoring, and proactive reporting
-Auditing system log files, to include compliance audits
-Diagnosing and troubleshooting hardware and software problems
-Documenting hardware and software configurations, maintenance history, and backup history
-Implementing up-to-date system policies and procedures
-Updating/patching system operating systems
-Proven experience in all aspects of managing large Linux environments including the use of configuration management tools like Puppet and Ansible for centralized management and configuration of systems to enforce security controls
-Ability to utilize analysis tools to resolve complex network, systems, and application performance problems
-Responding to inquiries concerning all aspects of computer and network operations
-Creating and managing user/group accounts (ex: Active Directory (AD))
Minimum Qualifications and Education:
Bachelor’s Degree in computer science, information systems, engineering, mathematics, or equivalent experience, and eight (8) years of relevant experience (see below bullets). Sixteen (16) years of equivalent military training and/or experience in an information technology field will be considered in lieu of a degree.