System Administrator - Linux - Senior

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  • Location:

    El Segundo

  • Job type:

    Permanent

  • Job ref:

    812106

  • Published:

    25 days ago

  • Expiry date:

    02/09/2023

  • Startdate:

    ASAP


DISYS has an immediate opportunity available for a Senior Linux System Administrator to join our team in supporting our premier aerospace customer.
The Senior Linux System Administrator will:

  • Provide solutions to a variety of technical problems of moderate scope and complexity
  • Assist with the implementation of established security requirements
  • Implement safeguards to protect information against accidental or unauthorized modification, destruction, or disclosure to meet emergency data processing needs
  • Implement, manage, and monitor information security reports and implement established security measures
  • Install patches, kick-start new systems, modify security files, control files and data access and corrects errors
  • Follow established procedures in the management of user system access to meet security requirements
  • Assist with the implementation of hardware and software security measures for transmission and storage of information
  • Perform system monitoring using approved tools and processes to validate system health
  • Design backup and restore procedures to ensure system and data availability
  • Design delivery of system to meet customer requirements
  • Provide system integration, hardware and software installation, configuration, and disposition of servers to support the architecture, especially Cisco hardware
  • Assist in the validation of end-to-end system functionality through unit and integration testing
  • Collect, maintain, and report IT infrastructure information across distributed systems and multiple support groups
  • Update system baseline information that describes computing systems and networks including all hardware and software components
  • Assist in implementing system changes by using standardized methods and procedures for efficient and prompt handling of all changes to improve day-to-day operations.
  • Perform problem resolution as appropriate by using applicable computing processes. Assists others in complex problem resolution for delivery systems
  • Documents resolutions/analyses according to support procedures
  • Other duties as assigned

Additionally, the Linux System Administrator:

  • Performs computing delivery system integration
  • Provides problem resolution and technical support for delivery systems
  • Administers user's system access to meet security requirements
  • Monitors system performance to support capacity planning, backup and disaster recovery planning
  • Assists in the system integration, hardware and software installation, configuration and disposition of servers and workstations to support the architecture
  • Provides support for the design, validation and implementation of changes to computing delivery systems
  • Performs system monitoring and backup and restore procedures to ensure system and data availability
  • Administers user's system access to meet security requirements. Performs problem resolution as appropriate
  • Works under general supervision and receives general instructions for special assignments
  • Understands their work is reviewed for sound technical judgment and overall adequacy

JOB SPECIFIC REQUIREMENTS AND ADVANCED LEVEL SKILLS:

  • 6 - 10 years Linux System/Server Administration experience in an enterprise environment
  • Linux based operating systems, including Centos, Ubuntu and RedHat
  • Networking, server sizing and server capacity planning, security hardening, and OS installation
  • Disaster Recovery and Business Continuity concepts
  • Database, web server, enterprise backup software administration
  • Server vulnerability remediation
  • Backup systems and capacity planning
  • Hypervisors: VMware
  • Networking: iSCSI, TCP/IP, DNS, DHCP, NFS, CIFS

DESIRED SKILL SETS TO INCLUDE:

  • Docker containerization strategies
  • Tools: McAfee ePO, NetBackup, Veeam, or similar backup technologies
  • Monitoring: Nagios, Splunk, Sentinel
  • Server OS: Linux RHEL 7.x, CentOS 7.x, Rock Clusters
  • Patch Management: BigFix, Puppet, Yum
  • Physical Servers: Cisco UCS, UCS Manager, Isilon cluster - NAS, NFS, CIFS
  • Application: Matlab, Mathematica, ServiceNow, Netbackup, PBIS Likewise, FlexLM, Gitlab, Github
  • Scripting: Bash, Shell, Python
  • VMware: ESXi 6x (or two most recent versions)
  • HP: C3000, C7000, HP Proliant, iLo

This position requires an active Department of Defense security clearance at the TOP-SECRET level for consideration SCI access and poly preferred at hire or must be eligible to obtain
U.S. citizens only are eligible for a security clearance and consideration

EDUCATION:

  • Associate degree in Computer Science, information Technology or similar course of study, Bachelor's degree preferred
  • IAT Level-2 Technical Certification (CompTIA Security+ or equivalent) required within 90 days of hire

EMPLOYMENT QUALIFICATIONS:

  • Submit/Pass a 10-year background check, criminal history, drug screening, and fingerprints
  • Valid driver's license/Real-ID with clean driver's history
  • Self-starter with extremely strong work ethic. Excellent time-management and multitasking skills
  • Exceptional attention to detail and high level of accuracy required
  • Demonstrated problem solving and people skills
  • Ability to research, resolve and complete tasks within pre-determined deadlines and schedules
  • Able to process work quickly and accurately - dealing with interruptions, changing timelines and priorities on a regular basis
  • Excellent communication skills, both verbal and written, to articulate details in a professional manner
  • Must embrace technology to promote efficient operations
  • Strong command of Microsoft Office Suite including Outlook, Excel, and Word programs
  • Working knowledge of app/database ticketing systems. Knowledge with ServiceNow, a plus

PAY SCALE:

  • $40.63/hour - $47.80 hour, commensurate with experience
  • Relocation assistance may be available for qualified candidates

Keywords: Linux Server Administrator

Digital Intelligence Systems, LLC (DISYS) is an Equal Opportunity Employer that recruits and hires qualified candidates without regard to race, religion, sex, sexual orientation, gender identity, age, national origin, ancestry, citizenship, disability, or veteran status.