Linux Systems Administrator

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 an experienced Linux systems administrator / engineer with devops opportunities to perform in 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 to the architectural changes necessary to support growing requirements of the System. The position allows for a flexible schedule but generally requires standard core hours daytime support, generally eight hours a day, five days a week with occasional after hours call in support to resolve issues Based on mission criticality and management guidance. The candidate is expected to have the ability to work in a team as well as independently. The environment requires that the candidate will follow engineering process as well as other government mandated processes during the life cycle of systems they will maintain.

Specific Duties:

Linux operating systems design, implementation, configuration and maintenance

System deployment, integration and test

Application installation, support and maintenance

System performance and utilization monitoring

Detect, isolate, troubleshoot, and resolve System issues and outages

Collection and analysis of diagnostic data

Development of resolutions to issues

Implement and maintain compliance of Information Security and Assurance policies

Recovery and restoral of operations

General support of systems engineering and software development teams

Required Skills:

6 years of experience performing Linux systems administration with Red Hat Enterprise Linux or SuSE Linux Enterprise

System maintenance activities such as user administration, System network management, 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 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 using bash and C shell for System automation

General knowledge of engineering processes and System life cycles

Must be able to provide occasional off hour call in support

Current Top Secret Clearance with CI poly

Desired Skills:

Experience in a DevOps role and environment

Experience managing modern Windows systems and Active Directory

Software development and debugging in C, C++, Java, and SQL

Software release management and tools such as Subversion and Vagrant

Bug tracking software such as Bugzilla

Virtualization such as Vsphere and KVM

Host-Based Security software such as IPTables and Symantec Endpoint Protection

Mandatory Access Control systems such SELinux and AppArmor

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

PCompTIA Security+ and CISSP

Familiarity with Host-Based Security System (HBSS) suite of software applications (McAfee)

Required Education:

Must have 6 years 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, color, religion, creed, sex, sexual orientation, gender identity, national origin, disability, or protected Veteran status.


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