System Administrator

Job Description
Job Summary
The System Administrator (Internal IT) is responsible for the company’s internal server, storage, network, and O365 
administration. You are expected to work closely with vendors to ensure the stability, integrity, and efficient operation 
of the infrastructure. Additionally, the Senior System Administrator will be responsible for core infrastructure 
implementation and administration using industry best practices.
Reporting Structure
• This job reports to the senior System Administrator (Internal IT)
Job Objectives
• Ensure 100% that systems are always up & running, with minimal downtime
• Provide immediate solutions and effective problem management and maintenance
• Helping, Planning, and implementing contingency and risk aversion tools and techniques
Job Responsibilities
System/Network Administration tasks
• Configure hardware, operating systems, network, storage, and backup devices for reliability, availability, and 
performance in a physical or virtual environment.
• Implement and monitor configuration management, and reporting functions that will make a hands-off 
environment.
• Configure and manage the implementation of management tools including monitoring, security, and backup tools.
• Configure and manage the implementation of network solutions, including firewall configuration, routing, IPsec 
tunnels, remote access VPN access, etc.
• Works with infrastructure teams, application teams, service providers, and end-users to ensure solid solutions to 
maintain secure, and highly available systems.
• Participate in the data center and/or office migration activities as needed.
• Schedules and participates in IT maintenance activities.
• diagnosis and root cause analysis of IT incidents.
• Provide after-hours support for Infrastructure related emergencies as well as occasional weekend maintenance.
IT Support Services
• Perform remote and onsite installs, upgrades, configuration, and advanced troubleshooting of end-user hardware 
and software.
• Accept warm transfers from the Helpdesk and other System Admins to continue remote support.
• Monitors the ticket queue, assigns tickets, and verifies ticket completion.
• Helping in training end users in the use of software systems and hardware.
• Helping in interacting with and training internal employees at a technical level, as required.
Team Activities and Documentation
• Stays current with technological developments and helps in recommending ways for the organization to take 
advantage of new technology.
• Create accurate solutions and documentation for internal support processes and procedures.
• IT Asset Inventory Management.
• Maintain IT asset inventory and configuration documentation.
• procure required end-user services and maintain business continuity.
 iHorizons Job Description - Senior System Administrator Page 2 of 3
Job Requirements
Educational Qualification
• Bachelor’s degree in computer science (or related area) preferred.
Licenses and Certifications
• Microsoft Certification (MCSE) or equivalent certification in relevant programs desired.
Previous Work Experience
• Overall, 4-5 years and above experience in IT System Administration.
• Experience in environments with 200 users and above.
Skills and Abilities
• Good knowledge of Windows Server latest versions and desktop latest operating systems.
• Good knowledge of Active Directory and supporting services (DNS, DHCP, etc.).
• Good knowledge and administration experience with Microsoft Office 365 services including support for Office 365 
Admin services, DirSync, Azure password sync, Hybrid Exchange 2016, Office 365 Exchange services, Teams, 
OneDrive for Business services, SharePoint services, and other Office 365 services.
• Knowledge in setting up VMs and networks using Hyper-V and Azure IaaS.
• Sound knowledge in many of the following: SharePoint online, VSTS (DevOps), TFS Server, SharePoint Server latest 
version, Microsoft SQL /latest version, Internet Information Server (IIS), and application/web site deployment and 
management within IIS, Routing and Remote Access Services.
• Knowledge and experience with backup and recovery tools; Windows System Backup, Veeam Backup, and 
Replication or any enterprise backup and restore application.
• A solid understanding of LAN/WAN networking.
• Accomplish LAN Routing and Switching design and configuration. Advanced troubleshooting of networking issues.
• Knowledge in configuring Cisco ASA and Sophos XG for firewall and VPN services. desired
• Knowledge of storage technologies - NAS, iSCSI.
• Knowledge of Linux operating systems (RHEL/CentOS/Ubuntu) is desired.
• Intermediate understanding of VoIP and telephony solutions.
• High initiative and ability to work independently according to strict schedules, ability to schedule one's workload in 
order to meet deadlines in a timely manner, and ability to work effectively without supervision.
• Possesses the ability to complete multiple simultaneous tasks in a timely manner.
• Customer service attitude and front-line support skills.
• Comprehend technical information as presented or observed and learn quickly
Career Path for the Role
iHorizons Way of Work (WoW) Behaviors
Competency Level 
Work Practices and Work Management: 
1. Process Orientation 
2. Efficiently delivering through distributed teams. 
3. Attention to detail 
4. Effective use of work tools and best practices
Basic
Communication:
1. English as Business writing and speaking. 
2. Listening skills 
3. Give and take constructive feedback
Basic
Systems Administrator Sr. Systems Administrator
 iHorizons Job Description - Senior System Administrator Page 3 of 3
Integrity and honesty: 
1. Take ethics seriously 
2. Committed and loyal to the organization 
3. Transparency within the stakeholders 
4. Confidentiality
Basic
Action and result orientation:
1. Focused on results 
2. Taking initiative 
3. Ownership and responsibility 
4. Goal oriented 
5. Adapt to change
Basic
Continuous learning and improvement: 
1. Improve processes 
2. Improve self
3. Sharing knowledge 
4. Coaching, mentoring, and training
Basic
About iHorizons
iHorizons is a regional technology consulting firm committed to delivering end-to-end business solutions to its 
enterprise clients. Headquartered in Qatar, we are a 30-year-old company driven by talent and innovation, with around 
250 technology experts serving customers with their mission-critical applications.
Our core expertise encompasses digital transformation consulting, enterprise solutions, software development, cloud 
infrastructure, research and development, system integration, e-commerce solutions, and artificial intelligence. This 
positions us as a leading integrated solution provider across the region, offering tailored services to meet our clients' 
specific needs. iHorizons has evolved into an AI-centric company, investing in creating strong artificial intelligence and 
machine learning skillsets and developing use cases and AI solutions for a broad set of industries.
We measure our success by the meaningful improvements we deliver to our clients, our people, our shareholders, 
partners, and communities.