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Gulf Future Business

We are seeking a proactive and experienced System Administrator / IT Administrator to manage and support the organization's IT infrastructure, ensuring the availability, security, and performance of enterprise systems, servers, networks, and cloud services. The ideal candidate will have strong expertise in system administration, network management, cybersecurity, backup and disaster recovery, and Microsoft technologies, with hands-on experience supporting mission-critical business applications.Key Responsibilities:<ul><li>Administer, maintain, and monitor Windows and Linux server environments.</li><li>Manage and secure enterprise network infrastructure, including switches, firewalls, VPNs, and connectivity.</li><li>Administer and maintain Palo Alto Firewalls, including policy management, security updates, VPN configuration, and threat prevention.</li><li>Manage and support Microsoft Office 365 services, including user administration, licensing, security, and compliance.</li><li>Administer Microsoft Exchange Server, including mailbox management, email security, and troubleshooting.</li><li>Implement, monitor, and maintain enterprise Backup and Disaster Recovery solutions to ensure business continuity.</li><li>Manage VMware and/or Hyper-V virtualization environments, including virtual machine provisioning, monitoring, and optimization.</li><li>Administer AWS infrastructure, including AWS Storage Gateway connectivity and Amazon FSx file storage services.</li><li>Perform network administration, including configuration and troubleshooting of Cisco switches, routing, VLANs, DNS, DHCP, and related services.</li><li>Manage System Center Configuration Manager (SCCM) for software deployment, patch management, and endpoint administration.</li><li>MOF System</li><li>CFS Billing System</li><li>Attendance Management System</li><li>NTI System</li><li>Avaya Communication System</li><li>Monitor system performance, capacity, and availability while proactively identifying and resolving infrastructure issues.</li><li>Perform regular security patching, vulnerability remediation, and system hardening.</li><li>Develop and maintain system documentation, standard operating procedures, disaster recovery plans, and configuration records.</li></ul>Required Qualifications<ul><li>Bachelor's degree in Computer Science, Information Technology, or a related discipline.</li><li>2+ years of experience in system administration, infrastructure management, or enterprise IT support.</li><li>Strong knowledge of Windows Server and Linux administration.</li><li>Proven experience managing enterprise networks and security infrastructure.</li><li>Excellent troubleshooting, analytical, and problem-solving skills.</li><li>Strong communication and documentation abilities.</li></ul>Work Location: In person

System Administrator / IT Administrator

MARQUIS TECHNOLOGIES PRIVATE LIMITED

<div>
 
 Marquistech is an integrated Telecom domain company offering business value through innovative and cost-effective service delivery models to customers worldwide. Marquistech provides services for Mobile Handset Application Development and Testing. Marquistech has expanded its development and test service to global markets. The company&rsquo;s field test and application development division has been successfully delivering CDMA and GSM field test services and new application development since 2005. Field testing is carried out across Asia Pacific (APAC), Middle East Africa (MEA), South-East Asia Pacific (SEAP) &amp; Middle-East North Africa (MENA), Latin America, Saudi, Dubai, South Korea, UK, Australia.
 
 
 
 
 
 
 URL:
 
 www.marquistech.co
 
 m
 
 
 
 
 
 
 
 
 
 Location: Manama (Bahrain)
 
 
 
 
 
 
 
 
 Job Description:
 
 
 
 
 Mobile Device &amp; Network Testing
 
 
 Conduct pre-launch and field testing for mobile devices, including smartphones, FWA (Fixed Wireless Access) routers, and IoT devices.
 
 
 &middot; Perform stationery and mobility tests for 5G/4G LTE/VoLTE/VoWiFi/5G across different network conditions.
 
 
 &middot; Analyze network KPIs, coverage, throughput, call drop rate, handovers, and VoNR-MOS performance.
 
 
 &middot; Test and validate new features for mobile chipset platforms such as Qualcomm, MediaTek, and Spreadtrum.
 
 
 &middot; Execute end-to-end device validation, ensuring compliance with carrier and vendor requirements.
 
 
 Field &amp; RF Optimization
 
 
 &middot; Conduct drive testing, log analysis, and troubleshooting of degraded KPIs for LTE/5G networks.
 
 
 &middot; Perform network benchmarking, RF tuning, and parameter optimization for improving performance.
 
 
 &middot; Work on interference analysis, cell selection/reselection, handover performance, and protocol validation.
 
 
 &middot; Optimize antenna configurations, coverage planning, and network deployment strategies.
 
 
 Software &amp; Firmware Testing
 
 
 &middot; Flash and verify new firmware builds for mobile devices, tablets, and IoT products.
 
 
 &middot; Debug issues related to network registration, voice/data performance, handover failures, and UI glitches.
 
 
 &middot; Use tools like JIRA, QXDM, QPST, Nemo Outdoor, Wireshark, and NetAct for bug tracking and log analysis.
 
 
 &middot; Test software compatibility, regression testing, and application performance across different platforms.
 
 
 Testing Tools &amp; Protocols
 
 
 &middot; Hands-on experience with:
 
 
 o QXDM, QCAT, QPST, Nemo Outdoor, Nemo Analyzer, NetAct, Wireshark, and spectrum analyzers.
 
 
 o DCAP, KPI Reporter, WebNei, Web Element Manager, and network simulators.
 
 
 &middot; Analyze LTE and 5G NR protocol stack, including SRVCC, CSFB, Inter-RAT handovers, and carrier aggregation.
 
 
 &middot; Test IP networking protocols, including IPv4/IPv6, SIM lock, PIN lock, and security protocols.
 
 
 Customer &amp; Vendor Coordination
 
 
 &middot; Provide detailed test reports, recommendations, and troubleshooting support to R&amp;D and development teams.
 
 
 &middot; Assist in long-term network planning and feature validation for telecom operators.
 
 
 Required Skills &amp; Qualifications:
 
 
 &middot; Bachelor&rsquo;s or Master&rsquo;s degree in Telecommunications, Wireless Communication, or related field.
 
 
 &middot; 5+ years of experience in mobile device testing, chipset validation, and network optimization.
 
 
 &middot; Hands-on experience with 5G, LTE, VoLTE, VoNR, SRVCC, and IMS technologies.
 
 
 &middot; Strong knowledge of RF engineering, network optimization, and protocol analysis.
 
 
 &middot; Expertise in testing tools like QXDM, QPST, Nemo Outdoor, Wireshark, and JIRA.
 
 
 &middot; Ability to debug and analyze network issues related to interference, handovers, coverage, and data throughput.
 
</div>

Telecommunications Engineer

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System Administrator / IT Administrator

Telecommunications Engineer