Senior System Administrator Job Description Template

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Senior System Administrator Job Description Template


Job Brief

We are looking for a Senior System Administrator to join our IT department. You’ll be responsible for managing our server and network infrastructures.

Senior System Administrator responsibilities include supervising our Operations team, monitoring system performance and configuring new software and hardware. To be successful in this role, you should have excellent troubleshooting skills and hands-on experience with various operating systems.

Ultimately, you will ensure our software, hardware, servers and networks run smoothly.


  • Configure internal systems
  • Diagnose and troubleshoot technical issues
  • Supervise the Operations team
  • Upgrade the network infrastructure
  • Install servers, devices and firewalls
  • Train new system users and set up their accounts
  • Monitor the performance of servers, software and hardware
  • Ensure the smooth deployment of new applications
  • Update technical documentation


  • Work experience as a Senior System Administrator
  • Good knowledge of at least one scripting language
  • Solid understanding of LAN/WAN networks
  • Knowledge of system security techniques
  • Good problem-solving and communication skills
  • Team management abilities
  • BSc in Computer Science or similar field

What does Senior System Administrator do?

A Senior System Administrator is responsible for managing and maintaining the computer systems and networks of an organization. On a day-to-day basis, their tasks may include:

  1. Incident management: Responding to and resolving any system failures, outages, or other technical issues that may arise.

  2. System monitoring: Continuously monitoring the performance and availability of systems and networks to ensure they are running efficiently and effectively.

  3. Infrastructure management: Maintaining and updating the hardware and software infrastructure, including servers, storage, networking equipment, and operating systems.

  4. User support: Assisting users with technical issues, troubleshooting problems, and providing solutions and guidance.

  5. Security management: Implementing and maintaining security measures, such as firewalls, antivirus software, and access controls, to protect the organization's systems and data.

  6. Backup and disaster recovery: Establishing and managing backup procedures and disaster recovery plans to ensure the organization can quickly recover from unexpected events or data loss.

  7. Upgrades and patch management: Planning and implementing system upgrades, including hardware or software updates, and ensuring that all systems are properly patched and up to date.

  8. Documentation and reporting: Documenting system configurations, procedures, and troubleshooting steps, and preparing reports on system performance, incidents, and maintenance activities.

  9. Collaboration and communication: Working closely with other IT teams, stakeholders, and vendors to coordinate and implement system changes, upgrades, and projects.

  10. Research and planning: Staying up to date with new technologies and industry trends, evaluating their potential benefits to the organization, and planning for future system enhancements or improvements.

Overall, a Senior System Administrator plays a crucial role in ensuring the stability, security, and optimal performance of the organization's computer systems and networks.

Senior System Administrator Job Description Examples

Senior System Administrator• Aldrich

Aldrich Services provides operational management services to the Aldrich Group of Companies. The Aldrich Group of Companies is comprised of individual companies providing accounting, auditing, tax compliance, international consulting, business valuation, financial planning, wealth management and business consulting services to our clients.

As we continue to grow, we are looking for a Senior......

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Senior System Administrator• LightBox

About Us

LightBox is on a mission to modernize the real estate industry. We provide commercial, geographical, spatial, and environmental building data on a single platform. Our definitive data and intuitive products are transforming the way organizations of all sizes solve problems...

Position Overview

At LightBox, we’re passionate about building software that solves problems. We count on ou...

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Senior Systems Administrator -• CyberCoders

If you are a Senior Systems Administrator with Epicor ERP Systems experience, please read on!

Based in Suffolk County, we are a publicly traded security company with a 50 year history of providing security solutions for some of the most important institutions in America...

We are looking for a Senior Systems Admin / IT Manager to be our Epicor ERP expert and point of contact. You will be resp...

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Senior Systems Administrator• August Schell

Who we are...

August Schell offers 30 years of experience in providing our customers innovative solutions and engineering services to their most challenging needs. We thrive on navigating complex IT difficulties and are driven to find the best solutions for our customers. Our team delivers expert knowledge in cyber security, big data, endpoint security and cloud solutions. Our ability to serve...

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