Information Technology Systems

Location:

Posted:

April 27, 2025

Resume:

Summary

Experienced System & VAS-IT Manager with a demonstrated history of working in the Information Systems, Information Technology and Telecommunication fields.

Knowledged and highly skilled in Technical (Hardware, Software, Networking, Security), Business (Business processes, functional areas of business and their integration, planning, organizing, leading, controlling, managing people and projects, interpersonal skills, group dynamics, veral/written and technological communication and presentation) and Systems (Systems connectivity/compatibility/integration, developing methodologies in system analysis steps and design, systems development life cycle, problem solving),

UNIX, LINUX, SAN storages & Fabric switches, SUN/HP servers, Value-Added Services, and business services. Strong Information Systems & Information Technology professional with an associate’s degree focused in Computer Science and currently, doing Master degree in Business Administration.

Skill Highlights

Business relationship management

Project management

Leadership

Stakeholder management

Effectively communicate complex and detailed concepts to others

Highly motivated, autonomous

Innovative

Experience

Systems & VAS-IT Manager - 07/2017 Until Now

Sabafon GSM Company, Yemen

Determining the Information Systems (IS) and VAS services KPIs that assist in executive-level decision making (balancing performance across the organization, benchmarking the organization’s performance against its competitors), managerial-level decision making (learning, budgeting, improving the business process, improving the underlying work process), and operational-level decision making (automating and improving repetitive activities, improving the efficiency of business process, enhancing day-to-day decisions for increasing efficiency, utilizing resources effectively)

Assessing value for new VAS systems by applying a competitive bid process on all vendors whenever acquiring systems that meet the organization needs through (systems planning and selection, systems analysis, development of RFP, proposal evaluation, vendor selection)

Conceptualizing, designing, monitoring and controlling procedures to manage all VAS platforms; preparation/ analysis of Logs (Short codes, SMS, Downloads, etc).

CAPEX & OPEX budget owner for VAS Services & Systems infrastructure.

Developing documentation process and procedures for managing VAS issues raised by customers and evaluate the services accordingly to resolve frequent issues.

Providing Planning/Implementation systems and network checklists to ensure systems and service are always up, running 24X7 focusing on early detection and intervene with proactive actions, 24X7 site access management.

Providing technical support for VAS-Marketing team for new potential services and the feasibility to integrate the services in the network and also, providing services reports that assist the marketing management of doing market research & analysis and knowing subscribers’ behavior which help in applying offers/promotions and advertising accordingly in order for delivering superior customer service, achieving lower costs than rivals, having the best product in the market and reflecting good reputation.

Providing new services/solutions according to marketing requirements after inspection for availability with the current network structure and standards.

Exploiting new technologies and keep abreast of all new developments in the field of networking and communication.

Checking the feasibility of implementing Marketing Department offers and promotions for subscribers/customers in SMSC and VAS systems and providing the best practices to apply them without affecting system license capacity.

Analyzing and Investigating SMSC messaging & VASs issues and liaising with concerned units to resolve issues. Fault logging, reporting and support follow up and managing the pending issues and reviewing the administrations tasks, KPIs, system performance, configurations, systems analysis and statistical reports regularly

Identifying areas of weaknesses in existing processes or procedures inside the unit and to be enhanced as an immediate action. Adding or creating new KPI’s or tasks to avoid any kind of leakage.

Organizing continuously (month/quarter) on-site visits with customer care units (call center, back-office, customer care) to review the VAS services quality and resolve subscribers/customers frequent claims and studying how to reduce such claims and enhance the services quality.

Managing and evaluating all VAS IS infrastructure (hardware & Software) for avoiding obsolescence and facilitating business processes and maintaining competitive advantage.

Managing business development activities and support issues.

Managing technical infrastructure installation and ongoing operations & maintenance and supporting the work of the IT Architecture team.

Developing a global security plan to ensure safety of data and access to the platform. Ensuring VAS systems are well-secured and apply the organization security policies with best practices of network security and recommendations either internally or externally. Coordinating the Content Provider access to systems with IT security team and regularly, checking access list to ensure granting them the needed access.

Ensuring of the security level of all systems are within & adhere to the IT security requirements and regularly, review the users and permissions are given to the users to prevent any risk.

Ensuring Service Level Agreements (SLAs) are met.

Developing the organization and people, facilitate learning and knowledge sharing organization

Managing internal and external stakeholders, improve cooperation with support teams

Providing the management about VAS projects scope, plan, resources allocation with risk register, communicating with stakeholders, detailed action plans to better explain the steps of implementing projects with professional strategy.

Managing services life cycle from creation to launch to post launch.

Managing project progress reports and service performance reports.

Making Business Continuity Plan (BCP) and Disaster Recovery Plan (DRP)

Responsible for the full project delivery life cycle from definition through to implementation.

Reviewing the project agreements and make sure that the system support is working according to the SLAs between the organization and other vendors

Planning the backup strategy plan for all VAS services to ensure the availability of data & test data validity on regular basis and plan for DR site for the most important services.

Good background on virtualization (VMWare, Hyper-V) and Cloud (SaaS, PaaS, IaaS)

IT VAS Messaging & Systems Supervisor - 11/2013 Until 06/2017

Sabafon GSM Company, Yemen

Developing, maintaining and controlling specifications for VAS and messaging products.

Coordinating implementation of products between network and IT, marketing.

Supervising and managing the VAS team.

Delegating the tasks among the team and following up the progress.

Supervising and participating in installation, commissioning, maintenances and fault finding of all VAS Multimedia equipments.

Administering, Maintaining and Troubleshooting VAS systems and platform, through continuously monitoring its performance, handling errors, faults or any malfunction, as well as conducting scheduled maintenance to ensure maximum availability and minimal costly downtime and ensure Backup policies on them.

Monitoring QoS, Radius session and HTTP session, MMS Notifications/ PPG availability in WAPGW nodes.

Participating with other teams in Networks for activities on their systems that might have impact (outage) on VAS systems like IP Network team (Firewalls, Routers), IN team, switching team (STPs, MSCs, TMGWs, HLRs), GPRS team (GGSN, SGSN).

Managing the SS7 and SIGTRAN Links between Messaging systems and STPs/switches.

Managing SMPP and MM7 connections established to Messaging Router server and resolve all problems encountered for the content providers.

Troubleshooting IP/SS7/SMPP/Diameter issues and generate TCP dump traces to help resolving them.

Implementing modification/ updates/ new features or expansion plans on VAS systems in an effective and timely manner, recommending such changes; in order to fulfill business needs and ensure optimal customer experience.

Cooperating with Charging & Billing functions, to check the billing cycle covering current and new VAS, while resolving any related issues.

Implementing and launching new VAS and employing proper technical specification in line with service’s design; providing customer with diverse services satisfying its needs.

Testing the new VAS services, guaranteeing their proper functionality as well as ensuring their compliance with the set requirements.

Acting as a third tier for handling customer complaints covering VAS, through troubleshooting and resolving related technical issues, taking proper actions to prevent these issues in the future; ensuring customer satisfaction.

Follow up on daily basis the tasks, requests, and opened cases with the team till the cases are closed and solved.

Assist, help and guide the team to get the technical solutions through best practices.

Follow up with vendors the problems and issues in critical situations.

Applying configuration for the VAS platforms;

Managing new VAS services and features HW/SW installing, acceptance tests (ATPs), implementing and fault finding till it’s launched.

Supervising on VAS services and features cabling, labeling, and HW installation.

Creating internal shell scripts to automate and facilitate daily tasks.

Monitoring QoS for all VAS systems.

Managing the SS7 and SIGTRAN connection links between VAS systems and STPs or switches.

Managing new VAS services’ integration with USSD.

Processing the statistics and reports through his team.

Producing of both regular and Ad-hoc quality reports on the VAS Platforms.

Defining new VAS technical promotions either from our side or by contacting the support.

Monitoring (CDRs, Traffic, Processors, Alarms, Systems …).

Solving problems with internal and external customers, content providers.

Communicating with the Sales/Marketing Dept. providing them with new features available and recommendations.

Assisting DBA/Data warehousing team in some statistics issues and in the KPI operations.

Checking VAS HW platforms and its physical conditions periodically.

Supporting Customer Care Claims, VAS Marketing requests and the FMS.

Supporting IT-Billing on CDR issues and other technical issues related to Messaging platforms

IT VAS Messaging & Systems Senior Engineer - 06/2009 Until 10/2013

Sabafon GSM Company, Yemen

Administering, Maintaining and Troubleshooting OS Windows, Unix, Linux (Redhat, CentOS) & VAS systems and platform, through continuously monitoring its performance, handling errors, faults or any malfunction, as well as conducting scheduled maintenance to ensure maximum availability and minimal costly downtimes.

Cooperating with Charging & Billing functions, to check the billing cycle covering current and new VAS, while resolving any related issues.

Implementing and launching new VAS and employing proper technical specification in line with service’s design; providing customer with diverse services satisfying its needs.

Testing the new VAS services, guaranteeing their proper functionality as well as ensuring their compliance with the set requirements.

Applying the daily checklists in order to avoid any problem.

Applying the proper configurations on VAS services (SIUs, SMSC, MMSC, JMR, IN Mediation Diameter, FE, RE, Roam Salute, RBT, BGT, USSD, OTA, and VMS&VSMS.

Configuring new AIMs for Content Providers and Short Codes (SMPP,MM7,MM4).

Following up/resolving problems encountered with vendors.

Generating the VAS performance KPIs.

Monitoring (CDRs, Traffic, Processors, Alarms, Systems, …).

Applying Acceptance Tests (ATPs) for both vendors implemented services as well as in-house developed solutions.

Communicating with the Sales/Marketing Dept. providing them with new features available and recommendations.

Assisting DBA team in some statistics issues and in the KPI operations.

Troubleshooting with IT network team the IP connection problems as well as MMSC with GPRS connection issues.

Executing activities according to the organizational security policies.

Production of both regular and Ad-hoc quality reports on the VAS Platforms.

To support Customer Care Claims, VAS Marketing requests and the FMS.

To support IT-Billing on CDR issues and other technical issues related to VAS platforms.

Install, Configure and Administer Red Hat Enterprise Linux systems, manage system services, advanced file systems management, advanced user administration, network configuration, and troubleshooting Linux.

Enhance Linux system performance and security, Administer Linux system service access control, administer Linux network resource access controls, organizing Linux networked systems, manage Linux network file sharing, Administer Linux Apache web service, securing data and account management.

Administer and maintain all VAS systems and apply Backup policies on them.

Monitoring QoS, Radius session and HTTP session, MMS Notifications/ PPG availability in WAPGW nodes.

Participate with other teams in Networks for activities on their systems that might have impact (outage) on VAS systems like IP Network team (Firewalls, Routers), IN team, switching team (STPs, MSCs, TMGWs, HLRs), GPRS team (GGSN, SGSN).

Manage the SS7 and SIGTRAN Links between Messaging systems and STPs or switches.

Manage SMPP and MM7 connections established to Messaging Router server and resolve all problems encountered for the content providers.

Manage, monitor and troubleshoot the OS users, disk capacity, systems performance.

Create Unix Bourne, Korn, and Bash shells scripts professionally for job automation.

Administer mysql DB.

IT Senior Systems Engineer - 03/2002 Until 05/2009

Sabafon GSM Company, Yemen

Administer and configure Tru64 digital Unix OS launched on (alpha Servers) and Sun Solaris 8, 9,10 OSs launched on almost all kinds of sun servers model and administer clusters (Sun Cluster 3.1).

Install, configure, and administer mostly all Sun Servers (SF E6900, 6800, 4800, 4900, M5000, M4000, V1280, V880, V890, V480, V490, V440, 280R, V240, V120, M4000, M5000).

Install and configure Sun Cluster 3.2 software, configure Sun Cluster 3.2 quorum devices, configure Sun Cluster 3.2 quorum server, configure SVM software in the Sun Cluster software environment, create IPMP failover groups, understand resource and resource groups, configure a failover data service resource groups (NFS, Apache), configure failover between solaris 10 zones, failover Oracle using global and failover file systems, failover RAC in the Sun cluster software environment.

Install, Configure, administer SUN StorEdges 3000 family (3310,3511), T3s (3960, 6960) & T4s (6120, 6320), 2530 SAS storage, 6130 and 6140 StorEdges

Implementing, configuring, administering and patching SAN environment (using Brocade 200E, Brocade 3200, Brocade 3900, McDATA 4500 and Sun Network FC Switch (Qlogic)).

Use Qlogic, Brocade and McDATA command line interface and GUI for switch management, creating and configuring zones.

Create a global SAN using multiple servers, HBAs, switches and storage devices.

Manage, monitor and troubleshoot the OS users, disk capacity, systems performance.

Performing backup & recovery and performance tuning.

Administer Instant Image (II) & StorEdge Network Data Replicator (SNDR) as part of system and data Disaster Recovery strategies.

Create Unix Bourne, Korn, and Bash shells scripts professionally for job automation.

Configure the SENDMAIL utility in Unix for all Sun Servers to be sending email alerts and configure the critical systems to be sending SMS alerts as part of online monitoring for critical Servers and DBs.

Administer Veritas 5.0GA, set up and configure backup policies and monitor back ups.

Administer mysql DB.

Install, configure and administer Tomcat, Apache web server.

Install, configure and administer and monitor SunMC Management.

Install, configure and administer HP OpenView.

Education

High Diploma of Science: Software Engineering – 2001

NIIT, Chennai India

Bachelor of Science: Computer Science - 2017

National University, Sana’a Yemen

Master of Administration: Business Administration – (Studying Currently)

International University of Technology Twintech (IUTT), Sana’a Yemen

Languages

Arabic – Mother tongue

English – Fluent

Certifications/Seminars/Internal Training

ITIL4: Sabafon Offices.

Project Management Professional: Sabafon Offices.

Globitel Ring Back Tone (RBT) + Call Screening + Collect Call + Roam Salute + Intelligent Traffic Steering (ITS) : Sabafon Offices.

Signal Interface Unit (SIU) + Short Messaging Service Center + JAR Jinny FE + JRE + JSR + WAP Gateway + Multimedia Messaging Service Center + Real Time Charging Gateway + Jinny Advertising Engine + Jinny Operation and Maintenance Console + VMS & VSMS: Sabafon Offices.

RH033 Red Hat Linux Essentials: Ultimate-STC Red Hat Partner (Yemen)

RH131 Red Hat Linux System Administration: Ultimate-STC Red Hat Partner (Yemen)

RH253 Red Hat Linux Networking & Security Administration: Ultimate-STC Red Hat Partner (Yemen)

RH142 Red Hat Linux Troubleshooting Techniques and Tools: Ultimate-STC Red Hat Partner (Yemen)

Installing and configuring Storage Area Networks: Sun Microsystems (Singapore)

Sun Cluster 3.2 Administration: Frontline Sun Partner (Singapore)

Shell programming for system administrators: Sun Microsystems Partner (Malaysia)

System administration I (Sun Solaris 9): Sun Microsystems (Dubai)

System administration II (Sun Solaris 9): Sun Microsystems (Dubai)

Developing PL/SQL Program units: SabaFon Offices

Database architecture and administration (Oracle 8i): SabaFon Offices

Backup and recovery (Oracle 8i): SabaFon Offices

Database performance and tuning workshop (Oracle 8i): SabaFon Offices

Address:

Al-Khamseen Street, Sana’a, Yemen

Phone:

+967-********* - +967-*********

Email:

**********@*****.***

Nael Najib Al-Adimi

Contact this candidate