System Administrator Senior in Philadelphia, PA at Alion Science and Technology

Date Posted: 10/11/2019

Job Snapshot

Job Description

Position Summary

The Senior Systems Administrator is responsible for the continuous operation of complex servers, networks and related infrastructure supporting information systems.


  • Installs new software releases, patches, updates and managers the overall configuration to ensure it is up to date and secure. Develops backup and recovery procedures and disaster recovery plans.      
  • Maintains smooth operation of complex multi-user computer systems, including coordination with network administrators. 
  • Installs new software releases, system upgrades, evaluates and installs patches and resolves complex software related problems. 
  • Uses systems management software to monitor servers and applications, troubleshooting problems and coordinating with other teams when problems occur. 
  • Develops, tests and maintains a disaster recovery plan.
  • Supports applications development project teams with the development of test servers, testing new system configurations and consulting on difficult system performance issues. 
  • Tests and evaluates network hardware and software to determine compatibility with current systems. 
  • Performs equipment reviews, development of maintenance histories, management and maintenance of hardware inventories. 
  • Supports site upgrades, site inspections, site audits, or other site evaluations. 
  • Develops and maintains system documentation. Develops and monitors policies and standards for allocation related to the use of computing resources. 
  • Develops network, news, and host security policies. Assigns passwords and monitors uses of resources. 
  • Monitors network traffic and makes necessary recommendations for additional resources or hardware. 
  • Performs system backups and recovery.
  • Provides guidance to less experienced Systems Administrators.
  • Performs additional duties and responsibilities as assigned.

Education and Experience

  • Bachelor’s degree in computer science, information technology, or an equivalent technical degree from an accredited college or university.
  • Three (3) years’ experience administering a VMware Virtual Environment, which should include extensive knowledge of and experience with installation, configuration, and integration, backups, troubleshooting and problem resolution for servers associated with a VMware Virtual Infrastructure such as ESXi and vCenter Servers. Experience should also include configuring new virtual machines (VM’s) and Windows Server Operating experience.
  • Excellent interpersonal skills.
  • Strong analytical skills and attention to detail.
  • Strong knowledge of the principles, practices, and procedures used in systems administration.
  • Related technical certifications may be required.
  • A SECRET Security Clearance is required.




Next Steps

Next Steps


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