Sigma Solutions
Qualifications required • Bachelor’s degree in Computer Engineering or Computer Science. • At least five years of relevant professional experience in the position you are applying for. • Professional accreditation from the Saudi Council of Engineers and proficiency in spoken and written English. • Ability to handle work pressure professionally and maintain commitment to agreed working hours. • Commitment to continuous self-development to support the working environment. SS08 Linux Systems Administrator One vacancy. • Comprehensive hands-on experience with Linux operating systems, server networking, firewalls, RAID, disk management and EMC SAN/NAS integration. • Prepare and install Linux operating systems and supporting systems; configure, administer, operate and update them. • Configure storage disks and RAID arrangements and use disk-management utilities. • Install and configure server firewalls, TCP/IP and associated network protocols. • Connect central servers to EMC SAN and NAS storage. • Maintain central-server and information-system availability; monitor memory, processor utilisation and storage capacity. • Track maintenance activities and faults, investigate problems, and prepare technical reports, designs and studies. • Maintain technical documentation, apply security standards, and provide training and knowledge transfer. SS09 Virtualization Engineer One vacancy. • Comprehensive hands-on experience with Microsoft Hyper-V and VMware virtual environments and familiarity with vSphere, NSX, ESXi, vCenter Server, Workstation and EMC SAN/NAS integration. • Prepare, install and administer Microsoft Hyper-V and VMware virtual operating environments. • Install and configure VMware vSphere, VMware NSX, VMware ESXi, vCenter Server and VMware Workstation. • Connect central servers and virtual infrastructure to EMC SAN and NAS storage. • Conduct technical studies, analyse virtual-environment issues and prepare recommendations and reports. • Maintain central-server and information-system availability; monitor memory, processor utilisation and storage capacity. • Track maintenance activities and faults, investigate problems, and prepare technical reports, designs and studies. • Maintain technical documentation, apply security standards, and provide training and knowledge transfer. SS10 Microsoft Infrastructure Administrator One vacancy. • Comprehensive hands-on experience with Microsoft operating systems and the server, directory, email, endpoint-management and database technologies listed in the responsibilities. • Install, administer, update and maintain Windows Server 2016, Windows Server 2019 and supporting Microsoft systems. • Keep central-server practices and systems aligned with developments in relevant information technologies. • Apply central-server security controls and maintain high security standards. • Administer and update Microsoft Exchange servers and manage email services and individual mailbox capacity. • Manage Active Directory, DNS, DHCP, NTFS permissions and file shares. • Create and administer AD/LDAP users, groups and Group Policy settings. • Perform remote updates, inventory and systems management using Microsoft SCCM, WSUS and the Microsoft Deployment Toolkit. • Monitor and manage MS SQL, MySQL and PostgreSQL database environments and Microsoft SharePoint. • Maintain central-server and information-system availability; monitor memory, processor utilisation and storage capacity. • Track maintenance activities and faults, investigate problems, and prepare technical reports, designs and studies. • Maintain technical documentation, apply security standards, and provide training and knowledge transfer. SS11 Storage and Backup Engineer One vacancy. • Comprehensive experience installing, configuring and maintaining EMC SAN/NAS central storage, together with Data Domain, SAN zoning, backup verification and data recovery. • Prepare, administer and maintain EMC SAN/NAS central storage and open maintenance tickets with the supplying vendor. • Install and update storage-system software and apply data-safety and security standards to storage devices and equipment. • Connect central servers to EMC SAN/NAS storage and configure SAN switch zoning. • Prepare and configure storage disks and RAID arrangements using disk-management utilities. • Prepare, administer and maintain EMC Data Domain backup devices, including vendor maintenance-ticket coordination. • Install and update EMC Data Domain systems and software. • Perform backup and data-recovery activities for all central servers and databases. • Carry out full data restoration following disasters, loss of central servers or data loss. • Periodically verify backups and data integrity and monitor storage, backup and recovery performance. • Maintain central-system availability, track maintenance and faults, and conduct technical studies and problem analysis. • Prepare designs, studies and technical reports, update technical documentation, apply security standards, and provide training and knowledge transfer. 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