2.1 Avaya IP Telephony & Unified Contact CentreInstall, configure, and maintain Avaya IP Office PABX systems across all group locations.

Administer Avaya endpoints: IP phones, softphones, conference units, and voicemail platforms.

Configure and manage call routing, IVR menus, hunt groups, pickup groups, and extension management.

Integrate Avaya IP Office with Avaya Unified Contact Centre (Avaya IPOCC / CCC) including agent configuration, queue management, and wallboard/reporting feeds.

Troubleshoot call quality issues (jitter, latency, one-way audio), registration failures, and trunk connectivity faults.

Perform regular PABX configuration backups, firmware upgrades, and capacity planning.

Liaise with Avaya partners and vendors for licensing, escalations, and advanced support.2.2 CCTV & Video Surveillance SystemsInstall, configure, and maintain IP and analogue CCTV systems across all Arenco Group sites.

Administer Video Management Software (VMS), NVR/DVR systems, and camera infrastructure including PTZ, dome, and bullet cameras.

Manage storage capacity for video recordings and enforce retention policies aligned with compliance requirements.

Perform scheduled health checks, firmware updates, and preventive maintenance on all CCTV components.

Support incident investigation by providing authorised footage retrieval and audit trails.

Coordinate with physical security teams and management on system audits and expansion requirements.2.3 Access Control SystemsImplement, configure, and administer electronic access control systems including card readers, biometric devices, and door controllers.

Manage user provisioning, access rights, and role-based access policies in the access control platform.

Enrol, modify, and deactivate user credentials (cards, PINs, biometrics) in coordination with HR and Security departments.

Monitor access logs, generate compliance reports, and flag anomalies or unauthorised access attempts to relevant stakeholders.

Maintain and test door interlocks, electric strikes, magnetic locks, and fail-safe/fail-secure hardware.

Ensure seamless integration of access control systems with CCTV and alarm systems for unified physical security management.2.4 Time & Attendance SystemsDeploy, configure, and maintain time and attendance hardware across all group sites (biometric terminals, RFID readers, facial recognition units).

Integrate time and attendance devices with HR/Payroll platforms to ensure accurate and automated data flow.

Troubleshoot device connectivity, synchronization errors, and data discrepancies between hardware and software platforms.

Ensure system uptime and data integrity to support payroll processing deadlines.2.5 End-User Computing & Desktop SupportManage the full hardware lifecycle of desktops, laptops, workstations, printers, and peripherals across all subsidiaries.

Oversee hardware procurement, standardization, and refresh cycles in coordination with IT management.

Configure and deploy end-user devices using imaging tools and MDM platforms.

Diagnose and resolve hardware faults efficiently to minimize business disruption within defined SLA targets.2.6 Network Hardware & Physical InfrastructureSupport structured cabling, rack management, and physical network infrastructure across sites.

Coordinate with the Network Engineering team on hardware-related connectivity faults and PoE infrastructure support.2.7 Design & Specialist Software Support
Install, configure, and troubleshoot design and engineering applications including Auto
CAD, 3ds Max, Revit, Sketch
Up, and equivalent tools.

Ensure hardware compatibility and optimise workstation performance for graphics-intensive design software.

Manage software licensing, activation, and updates for design tools in coordination with department heads.

Advise on workstation hardware specifications (GPU, RAM, NVMe storage) to meet design application requirements.

Provide hands-on support to end users experiencing installation failures, application crashes, or performance degradation.2.8 Microsoft 365 & Email Client SupportProvide hands-on support for Microsoft 365 applications including Outlook, Teams, OneDrive, SharePoint, and Office suite (Word, Excel, PowerPoint).

Configure and troubleshoot Microsoft 365 email client profiles, mailbox settings, shared mailboxes, distribution lists, and calendar sharing across end-user devices.

Support Microsoft Teams configuration including channel setup, meeting room integration, and audio/video device troubleshooting.

Coordinate with the IT team on Exchange Online policies, retention settings, and compliance configurations as directed.

Educate end users on Microsoft 365 best practices, security awareness, and effective use of collaboration tools.2.9 General IT OperationsMaintain accurate asset registers for all hardware under management.

Participate in after-hours maintenance windows and provide on-call support for critical infrastructure incidents.

Adhere to Arenco Group IT governance policies, security frameworks, and change management procedures. EducationBachelor's degree in Computer Science, Information Technology, Electronics Engineering, or a related field.

Diploma holders with substantial and demonstrably relevant technical experience will be considered.3.2 ExperienceMinimum 3–5 years of hands-on experience in hardware engineering, IT infrastructure, or a comparable multi-discipline support role.

Proven and demonstrable experience with Avaya IP Office PABX administration, configuration, and Unified Contact Centre integration
MANDATORY.Hands-on experience with CCTV, access control, and time and attendance hardware
MANDATORY.Valid UAE Driving License
MANDATORY.Prior experience in a large multi-entity or group-of-companies environment is strongly preferred.UAE work experience preferred; familiarity with local vendor landscape and regulatory environment is advantageous.