Senior System Administrator job description

This Senior System Administrator job description template can be used to advertise open positions in your company. Customize the requirements and responsibilities to meet the role’s specific needs.
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Job Brief

We are seeking an operationally driven, analytically minded and detail orientated Senior System Administrator to join our team. The ideal candidate will have broad experience as a System Administrator in either a management or supervisory role, have excellent attention to detail, and be able to lead and mentor other team members when required. The main focus of the role is to oversee the system administration within the organization and to identify improvements and implement changes to ensure operational viability.


  • Monitor and configure internal systems to ensure optimum performance.
  • Provide troubleshooting assistance and help with diagnosing technical issues within the system.
  • Oversee and supervise the operations team members.
  • Identify the need for updates and upgrades and implement them to the network infrastructure.
  • Research and install the best firewalls and devices along with the installation of systems and their upgrades.
  • Assist with the mentoring of new system users and set up accounts and grant relevant access to said users.
  • Constantly monitor and oversee the performance of servers, including software and hardware to ensure they are operating at an optimum level.
  • Ensure that new applications are integrated and deployed across the business efficiently and seamlessly.
  • Ensure technical documentation is up-to-date and stored in an organized manner for future reference.


  • Bachelor’s degree or above in Computer Science, Information Technology, or other related fields
  • 2 years of work experience as a Systems Administrator preferably with supervisory or management experience in the role
  • Hands-on experience with LAN and WAN networks as well as a good understanding of network switches
  • Good understanding of system security and different techniques
  • Excellent problem-solving skills with the ability to break down problems from the root cause
  • Excellent communication skills with the ability to communicate with users of all levels and explain complex technical information into simple and understandable terms
  • Great leadership abilities with experience of managing/supervising a small team
  • Excellent analytical skills with the ability to analyze large volumes of data and identify trends and patterns

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