Accountable for the verification and validation of internally developed Systems (Hardware and Software) infrastructure to support the delivery and operation of the Sydney Trains ATRICS control systems against specified requirements.- Advanced Train Running Information Control Systems (ATRICS) enhancements testing, validating, and commissioning- Rail interlocking testing, validating, and commissioning with ATRICS control Systems- Elasticsearch based log processing technology testing and implementation for ATRICS control systemAccountable for the verification and validation of System Security applications and infrastructure to Sydney Trains ATRICS control systems against specified cyber security requirements.- Hardening the rail control system assets with Symantec Embedded Security Solution including Symantec Critical System Protection product and Symantec Data Center Security product- Symantec Host-based Intrusion Prevention and Detection System (HIPS and HIDS)- Streamlined Whitelisting Prevention policy and Sand-box model- Protected Whitelisting Strategies and maintaining compliance by enforcing security policies on servers- SHA -256 hashing and testing file hashes during deployments and software upgrades- Understanding of Australian Cyber Security Centre’s Essential Eight Maturity ModelSupport the development process for Electrical Support Equipment from decomposing requirements into system test solutions that support technical, schedule and cost constraints leading to the eventual product sell-off and delivery.Assist System engineers with upgrades, enhancements, or initiatives involving equipment and/or systems relating to the control system environment.Liaise with Team/Project Managers to resolve problems related to technical specifications, safety, quality, environmental and resourcing by following established procedures to minimise the impact on the delivery of project elements.

Provide corrective and routine maintenance, on-site support, monitoring and incident response on a 24/7 basis for critical train running, indication and support systems includingIdentify issues and resolve problems related to maintenance and technical support programs, safety, quality and environmental by following established procedures to minimize the impact on the delivery of programsConduct fault analysis and implement corrective and preventative maintenance procedures and activities within response times specified in the maintenance scope to ensure that system availability is maximized and facilitate the continuous improvement of the systemPerform, track and report on progress of routine maintenance in accordance with established of Technical Maintenance Plans (TMPs)Certify equipment back into operational use after a fault in accordance with proceduresMaintenance and implementation of Sydney Trains primary safety significant radio infrastructure, Common Telemetry Infrastructure Platform (CTIP), Wireless LAN (Local Area Network), Network Control Support Systems and mobile wireless infrastructure

Performing Wireless LAN Controller (Cisco 8500/5500 , Aruba 7240, Ruckus ZD 3050) configuration in multi controller environmentPerforming monitoring and troubleshooting activities on network management systems such as Cisco Prime infrastructure 3.1, Aruba Airwave 8.2.3, Ruckus Flexmaster 9.12, PRTG, Nagios, Cacti Huawei U2000, NEC PNMSJ and ALU SAMSecond level maintenance and restoration activities for Etisalat MW Access Network including NEC iPaso/NEO/EX, Huawei RTN 950/905, ALU MPR and Ericsson MLTNSecond level maintenance and restoration activities for Etisalat WiMAX (802.16d Fixed WiMAX) & Fixed LTE (TDD LTE) Networks including products from Axxcelera Excelmax/Ultralite/ExcelFlex and Huawei TDD LTE.Performing detail alarm analysis on the Microwave, Wimax and Wi-Fi network and initiating necessary remedies via Level 1 support team and coordinating with vendor for Level 3 support.Executing preventive maintenance activities on Wi-Fi access network (Controllers, APs and Access switches) and executing problem management process for Wi-Fi.Daily monitoring of the key network’s performance indicators for Wi-Fi and MicrowavePerforming OSS and system administration tasks on Cisco PI, Aruba Airwave and Ruckus Flexmaster, Huawei U2000, NEC PNMSJ, ALU SAM and uniMSPublic Internet Access Providers (PIAP) monitoring via EZE link monitoring solution

Perform Wireless array (Xirrus), GSM/SMS Gateways (IQsim), IPBX (Shoretel), Badge Communication Systems (Vocera) site surveying, installation, Commissioning and troubleshooting.Xirrus XS/XN/XN series Wireless arrays, XMS (Xirrus Management Software), IQsim IP/GSM Gateways, Sim Servers, SMS Gateways, Enterprise Voice Routers and Shoretel IPBX Business Phone System, Vocera Badge Com System, VMWare Solutions

Performed BSC, BTS, IBS and NodeB (BTS3900/BTS3900L/BTS3900A /DBS3900) site surveying, installation, Commissioning, installation managing, training subcontractors and site engineersPerformed commissioning and troubleshooting activities via Huawei U2000, NEC PNMSj, Ericsson ML Craft, BLMT_v4.00.210cP03 softwaresCarried out Microwave (Huawei RTN 910/Huawei RTN 950/Ericsson Mini Link TN/Mini Link E/NEC iPasolink/Ceragon IP10) commissioning, service confirmation and integration to the managing system (NMS) through various platforms Plan and implemented Distributed Antenna Systems (DAS) with multi carrier environment

Ensuring proper function and management of Communication, Fire Alarm System, Access Control System and Security Perimeter monitoring system (CCTV and Thermal/IR Monitoring Devices) of the SLAFPlanning, implementation and maintenance of Microwave Radio Links for voice, supplementary services and data applications (Eclipse INU, Eclipse INUe, Eclipse 100series, Eclipse 300series, AWA1804, AWA1808, Tellumat HDR5, Tellumat HDR5 HR, Longreach HR)PABX (Exchange) Configuration and Maintenance (Ericsson MD110/10, MD110/20, MD 110/50, Ericsson Consono)Maintenance of technical documents and monitoring all technical activities related to the Electronics and Telecommunication Engineering Wing to ensure Radio/Communication/Audio Visual/CCTV/Fire Alarm/Electronics components in the higher state of serviceabilityPlanning and implementation of fault rectification, servicing and training Tracking/monitoring of recurrent defects and arrange actions for rectificationEnsuring the availability of duly calibrated test equipment and test tools Operational, maintenance and optimization functions of SLAF secure /non-secure communication features (VHF/UHF)

Node-B installation(Outdoor and indoor) handled more than 100sitesOrganizing supervising and Conducting Preliminary Acceptance Tests (PAT)Installed and supervised the new RNC for MobitelData configuration of IUB for Node-B and Node-B commissioningData configuration for 2G BTS RNC upgrade and Node-B upgradeRNC and Node-B maintenance and trouble shootings Site surveysQuality check process