Job Description

Duties& Responsibilities

Perform daily operations related to core and value-added services (VAS) systems (MSC, UDM, MGW, HSS, MRS, SMSC, Smart SMS, MMSC, Bulk SMS, Location services, and Antispam).
Health check operations for all Core/VAS messaging applications and monitor all interfaces between Core/VAS messaging applications and other network elements.
Perform needed changes on Core/VAS messaging applications related to routing, signaling, numbers translation, global titles, point codes, USSD codes, and other changes.
Performing the routine backups for Core/VAS messaging applications.
Perform and troubleshoot all operations and problems related to roaming partners and IREG testing including the common tests.
Implement interconnect integration with other operators, networks, and international gateways through ISUP, PRA, SIP, SIP-I and any other supported protocols.
Perform the needed acceptance testing for new SIMs batches and follow-up the troubleshooting with vendors for any SIM’s issues.
Perform planned and unplanned activities (incidents).
Communication with Core/VAS messaging vendors to follow up all issues, either those are a problem, planned customization, or upgrades related to applications.
Maintaining the network KPI's related to Core/VAS messaging applications.
Perform the acceptance testing related to any operation made on core and VAS applications.
Follow-up and perform integrations needed between Core/VAS messaging applications with other network elements.
Prepare the required documentation for any operation made in Core/VAS messaging applications and update them accordingly.
Handle end user complaints on Core/VAS messaging applications related services within agreed SLA.
Perform proactive maintenance procedures to keep Core/VAS systems within required performance.
Work closely with other departments and business owners to deliver the needed services that can be built and delivered through Core/VAS messaging applications.
Ensure all O&M related activities are delivered with the best quality.
Reporting all O&M activities related to Core/VAS messaging duties to the department leaders and senior leaders.
Being on-call for 24/7 and available onsite if needed.
Any other assigned tasks by direct supervisor.

Job Requirements

Work Experience & Qualifications:

Bachelor’s degree in Telecom/computer/electrical engineering or equivalent.
Knowledge in 2G/3G/4G/5G networks, SS7 signalling, and traffic flows.
Knowledge in VAS messaging systems, SMPP protocol, and APIs.
Good understanding of data structure, algorithms, and managed objects.
Good understanding of databases such as Oracle and MySQL.
1-2 years’ experience in related/similar role (fresh graduates are welcome to apply).
Good knowledge in VoIP and VoLTE.
Excellent experience in Unix.
Excellent experience in MS-Office and Windows applications.

Personal Traits & Special Skills

Ability to handle emergency tasks under work pressure.
Excellent communication skills.
Excellent organizational skills.
Organization commitment and time flexibility.
Strong analytical skills.
Fluent in written and spoken English.
Jerusalem ID and valid driving license are advantage.

Job Details

Job Title Core & Messaging Engineer

Deadline 19 - Jul - 2025

Location Ramallah

Workplace On-site (Office or Field)

Job Type Full time

Position Level Entry Level

Salary N/A

Degree Bachelor's

Experience 1 Year

Category Engineering

Application Instructions

Interested and qualified candidates can apply online through Apply Now-button below

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Core & Messaging Engineer

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