Linux Systems Administrator

Linux, System, Systems, Administrator, RedHat, CentOS, RHCSA, Scripting, Active Directory, Zabbix, Ansible
Full Time
Work from home not available Travel not required

Job Description


ProSphere is seeking a seasoned Systems Administrator capable of creating plans to assure effective management, operations, and maintenance of systems and/or networks. We are looking for strong knowledge in LINUX including RED HAT. The successful candidate will have extensive knowledge of a wide variety of Linux technologies to include high volume/high availability systems, configuration management and automation, and extensive troubleshooting skills. We are considering highly technical individuals who possess leadership skills, a positive attitude, and the desire to learn and improve. This is a full-time opportunity located in Austin, Texas. Veterans are encouraged to apply.


  • Administer and maintain all customer servers, in a Windows and Linux environment
  • Monitor and report on infrastructure events and issues – provide corrective action as is required
  • Maintain a 99.999% operational availability not related to any customer related or responsible event
  • Perform monthly security/system patches and updates
  • Participate in technical research and development to enable continuous innovation within the infrastructure
  • Responsible for all assigned LINUX trouble tickets from creation to resolution
  • Ensure that system hardware, operating systems, software systems, and related procedures adhere to organizational standards
  • Troubleshooting all issues that arise relating to Linux systems
  • Train and/or advise mid-level and/or junior-level System Administrators performing similar work
  • Provisioning, installation/configuration, operation, and maintenance of systems


  • Bachelor's degree in computer science, systems engineering or related technical discipline; (8 years of related experience may be substituted for a degree.)
  • 5+ years of experience as a System Administrator or similar role within a Red Hat Linux or CentOS environment
  • RHCSA certification desirable
  • LINUX based infrastructure installation, maintenance, automation, and troubleshooting experience 
  • Understanding of how Load Balancers work
  • Be familiar with HA cluster (Red Hat HA is preferred.)
  • Experience with configuration management tools (Ansible is preferred.)
  • Bash scripting experience
  • Experience providing IT support to multiple work sites
  • Monitoring and configuring alerts specific to Linux systems and applications (Zabbix is preferred.)
  • LDAP experience, Active Directory and Centrify preferred
  • Excellent customer service, communication and organizational skills are required
  • Excellent troubleshooting and problem resolution skills
  • Ability to work independently with minimal direction providing support to multiple users and teams
  • Capable of working under pressure, while handling multiple tasks simultaneously
  • Experience providing services to the federal government is preferred
  • Travel may be required
  • Ability to work overtime required on occasion
  • Ability to sit in an office environment for long periods of time
  • Ability to work independently with minimal direction providing technical and non-technical support to multiple users
  • Capable to work under pressure, handle multiple tasks simultaneously
  • Must be able to obtain and maintain a clearance for persons in a position of public trust conducted by the VA/OPM

ProSphere offers full-time employees a comprehensive and competitive benefits package including paid vacation, sick leave, holidays, health insurance, life insurance, military leave, training, tuition reimbursement, a wellness program, short- and long-term disability, 401(k) retirement plan with company matches/immediate vesting, commuter benefits, and more.

It is ProSphere’s policy to promote equal employment opportunities. All personnel decisions, including, but not limited to, recruiting, hiring, training, promotion, compensation, benefits and termination, are made without regard to race, creed, color, religion, national origin, sex, age, marital status, sexual orientation, gender identity, citizenship status, veteran status, disability or any other characteristic protected by applicable federal, state or local law.

Posted By

1101 King Street, Ste 200 Alexandria, VA, 22314

Dice Id : 10384526
Position Id : 2019-2315
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