Sr IT System Administrator I - Military veterans preferred

Raytheon (


  full-time   employee

United States

Raytheon IIS/GIS provides Operations and Maintenance support for the Intelligence Community

Job Description:

Raytheon has an opportunity for a Senior System Administrator to provide UNIX/Linux/Windows system maintenance and engineering support for a diverse high priority operational environment which supports a critical U.S. Government mission. This position will support an evolving system with opportunities for the candidate to provide technical input and direction for the architectural changes necessary to support growing requirements of the system. The candidate is expected to be self-directed, able to multi-task and prioritize work, possess excellent problem solving skills, have strong written and verbal communication skills, is customer focused, and organized. The candidate is expected to lead and participate in the project life-cycle of activities focused on upgrading, and increasing the capabilities of the operational, and development and test environments. The candidate will follow Raytheon engineering process as well as other government mandated processes during the life cycle of systems they will maintain. The position allows for a flexible schedule but generally requires 8x5 daytime support during core hours, with occasional after hours call in support to resolve issues based on mission criticality and management guidance.

Duties and responsibilities include:

  • Lead project design reviews, cost trade-off analyses, team meetings, program and customer meetings as needed
  • Support the professional development of team members and ensure senior technical personnel "pass on" knowledge to more junior personnel
  • Develop and deliver configuration and deployment automation required for improving the functionality, availability, and manageability of platform and associated service.
  • Provide System Administration support to include:
    • Perform software application maintenance and OS maintenance on a diverse network of physical and virtual servers. Operating systems to include Windows Server, Red Hat Linux, and VMWare.
    • Perform routine and preventative maintenance such as general computer tasks, application loads, storage management, system loading and system monitoring
    • Detect, isolate, document, quickly report, and resolve system outages or problems utilizing program processes and procedures. These activities include collecting diagnostic data, restoring the system operation, developing workarounds, and other activities necessary for recovery of a system
    • Document problems in logging and discrepancy reporting tools per customer requirements.
    • Perform system monitoring, analyzing and documenting of performance and conducting trend analysis as required.
    • Implement and maintain compliance of Information Security and Assurance policies
    • Apply security hardening settings and work with our Information Assurance partners to maintain compliance with standards
    • Administer backups and diagnose backup errors
    • Partner with application/project/security teams and vendors to plan, design, and implement new IT infrastructure
    • Create and maintain technical and detailed design documentation

Required Skills:
  • Must have 6 years of experience plus a B.S./B.A. in Engineering, Computer Science, or Software Engineering or possess the equivalent of 12 years applicable experience in lieu of a degree.
  • Performing Linux systems administration with Red Hat Enterprise Linux/CentOS or SuSE Linux Enterprise
  • System maintenance activities such as user administration, system network management, patching, name resolution, authentication, daemon, init, and cron management
  • System backup and restore with tools such as NetVault, Backup Exec, and Clonezilla
  • Experience with system deployment and configuration management tools such as Kickstart, Altiris, and Puppet
  • Experience with VMware Virtual Center Server and vSphere
  • Experience with database such as MySQL and Postgres
  • Linux integration with Windows-based systems
  • System design, installation and configuration
  • System security controls implementation
  • Vulnerability Assessment (testing, assessment, mitigation/justification)
  • Experience with compliance of Security Requirements (i.e., ICD-503)
  • Experience with compliance and implementation of Information Security and Assurance policies
  • Troubleshoot issues using built-in operating system functionality and system logs
  • Documentation including discrepancy reports, system configuration, test documentation, and user guides
  • General shell scripting for system automation
  • General knowledge of engineering processes and system life cycles
  • Proven experience creating, implementing, and maintaining scripts for process automation, infrastructure monitoring, and proactive reporting
  • Proven experience in all aspects of managing a Unix/Linux environment including the use of configuration management tools like Puppet and Chef for centralized management and configuration of systems to enforce security controls
  • Knowledge and understanding of information security principles including Operating System hardening techniques
  • Ability to utilize analysis tools to resolve complex network, systems, and application issues
  • Ability to provide explanations of complex technical procedures and processes clearly and accurately to both technical and non-technical audiences
  • Must be able to provide occasional off hour call in support
  • Position may require occasional travel (2-3 trips per year)
  • Ability to lead special projects and manage resources
  • Ability to train others in standard IT processes and procedures
  • Excellent communication skills including preparing and presenting results, findings and alternatives and influencing management decision making based on the best available data
  • Must have a current DODI 8570.1-M IAT Level I certification or must obtain the certification within first 60 days of employment
  • Qualified applicants may be subject to a security investigation and must meet minimum qualifications for access to classified information. U.S. Citizenship and an active TS/SCI security clearance with previous polygraph is required.

Desired Skills:
  • Experience in a DevOps role and environment
  • Experience managing modern Windows systems and Active Directory
  • Software release management and tools such as Subversion and Vagrant
  • Virtualization such as Vsphere and KVM
  • Host-based security software such as IPTables and Symantec Endpoint Protection
  • Familiarity with Host-Based Security System (HBSS) suite of software applications (McAfee)
  • Network monitoring systems such as What’s Up Gold and Nagios
  • Object Request Brokers such as CORBA and RPC
  • Directory based authentication such as freeIPA or 389
  • Public Key Infrastructure
  • Experience and technical knowledge of satellite ground systems including hardware, software, and network architecture
  • CompTIA Security+ certification or other industry-recognized certifications relevant to a Linux System Administrator
  • CISSP certification
  • Basic understanding of Oracle, SQL, or other databases

Required Education:
Must have 6 years of experience plus a B.S./B.A. in Engineering, Computer Science, or Software Engineering or possess the equivalent of 14 years applicable experience in lieu of a degree.

Raytheon is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, age, color, religion, creed, sex, sexual orientation, gender identity, national origin, disability, or protected Veteran status.