IP/IMS Engineer (Core IMS, VoLTE & VoWiFi) | Tangent International | Saudi Arabia

Tech Junction Ltd; Saudi Arabia; Sur place; SAR 391 000 - 580 000; Temps partiel

Résumé du poste

Tanint is seeking an experienced IP/IMS Engineer to join a major telecommunications project in Saudi Arabia. This senior role will act as the technical authority for IMS platforms, providing leadership over architecture, design, deployment, operations, and incident resolution for carrier-grade voice and multimedia services.

The successful candidate will ensure IMS solutions meet availability, scalability, security, and performance requirements while supporting large-scale VoLTE and VoWiFi

Qualifications

• Bachelor’s Degree in Telecommunications, Electronics, Computer Engineering, Information Technology, or a related discipline.
• Strong experience with IMS architecture and carrier-grade Core IMS networks.
• Hands-on knowledge of CSCF Platforms, SBC Technologies, TAS Platforms, HSS/UDM, PCRF/PCF, ENUM.
• Strong protocol expertise including SIP, Diameter, RTP, HTTP/REST.
• Experience supporting large-scale VoLTE deployments and VoWiFi services.

Responsabilités

• Act as the Technical Authority for IMS platforms and services, reviewing designs and approvals.
• Support end-to-end lifecycle activities from solution design to operational support.
• Lead governance with vendors and delivery teams to ensure reliability.
• Operate Core IMS environments and troubleshoot CSCF, SBC, TAS, HSS/UDM, PCRF/PCF, ENUM.

Connaissances

IMS architecture

Carrier-grade networks

SIP signaling

Diameter signaling

HSS/UDM integration

RCA & troubleshooting

Technical governance

Formation

Bachelor’s Degree in Telecommunications or related

Outils

CSCF Platforms

SBC Technologies

TAS Platforms

HSS / UDM

PCRF / PCF

ENUM

Description du poste

Job Title: IP/IMS Engineer (Core IMS, VoLTE & VoWiFi) | Tanint | Saudi Arabia

Recruiting Company:
Tanint

Job Location:
Saudi Arabia

Job Type:
12-Month Contract

Application Method:
Send your latest CV to: [e-mail]

Position Summary
Tanint is seeking an experienced IP/IMS Engineer to join a major telecommunications project in Saudi Arabia. This senior-level role will serve as the technical authority for IMS platforms, providing leadership across architecture, design, deployment, operations, optimization, and incident resolution for carrier-grade voice and multimedia services.

The successful candidate will play a key role in ensuring IMS solutions meet availability, scalability, security, and performance requirements while supporting large-scale VoLTE and VoWiFi services.

Detailed Job Description
As an IP/IMS Engineer, you will own technical governance across the IMS domain, supporting end-to-end lifecycle activities from solution architecture and design reviews to operational support and troubleshooting. You will work closely with vendors, Network Delivery teams, Operations, and SNOC teams to ensure reliable delivery of IMS services.

The role requires deep expertise in IMS architecture, SIP signaling, Diameter-based services, subscriber databases, and session border control technologies, combined with strong troubleshooting and root cause analysis capabilities.

Key Responsibilities
IMS Architecture & Governance
Act as the Technical Authority for IMS platforms and services.

Review and approve IMS designs, architectures, configurations, and integrations.

Ensure solutions align with network architecture, security, performance, and SLA requirements.

Provide technical leadership during project delivery and operational activities.

Core IMS Operations
Support and optimize Core IMS environments.

Manage and troubleshoot:

CSCF Platforms (P-CSCF, I-CSCF, S-CSCF)
Session Border Controllers (SBC)
Telephony Application Servers (TAS)
HSS / UDM
PCRF / PCF
ENUM Platforms
Support VoLTE, VoWiFi, and IMS-based service environments.

Performance & Reliability Management
Assess technical risks associated with network changes and deployments.

Perform change impact analysis and service impact assessments.

Conduct capacity planning and scalability assessments.

Ensure high availability and redundancy across IMS platforms.

Support proactive performance monitoring and optimization initiatives.

Incident & Problem Management
Act as the senior escalation point for complex IMS issues.

Lead fault investigation and service restoration activities.

Perform detailed Root Cause Analysis (RCA).

Develop long-term corrective and preventive actions.

Support major incident management and outage resolution.

Stakeholder & Vendor Management
Collaborate with telecom vendors and systems integrators.

Work closely with delivery, operations, and network engineering teams.

Participate in architecture review boards and technical governance forums.

Provide technical guidance during upgrades and transformation programs.

Required Qualifications & Skills
Bachelor’s Degree in Telecommunications, Electronics, Computer Engineering, Information Technology, or a related discipline.

Strong experience with IMS architecture and carrier-grade Core IMS networks.

Hands-on knowledge of:

CSCF Platforms
SBC Technologies
TAS Platforms
HSS / UDM
PCRF / PCF
ENUM
Strong protocol expertise including:

SIP
Diameter
RTP
HTTP/REST
Experience supporting large-scale VoLTE deployments.

Experience supporting VoWiFi services.

Strong design review and technical governance capabilities.

Advanced troubleshooting and Root Cause Analysis experience.

Understanding of IMS high-availability and redundancy architectures.

Capacity planning and performance optimization experience.

Strong documentation and communication skills.

Preferred Qualifications
Experience with Ericsson, Huawei, Nokia, Oracle, or Ribbon IMS platforms.

Experience supporting 4G LTE and 5G Core service architectures.

Exposure to IMS cloud-native or virtualized deployments.

Knowledge of NFV, Kubernetes, and containerized telecom workloads.

Experience working in Tier-1 mobile operator environments.

Previous experience serving as technical authority or lead IMS engineer.

Ideal Candidate Profile
This role is particularly suitable for professionals currently working as:

IMS Engineer

Senior IMS Engineer

Core Network Engineer

VoLTE Engineer

VoWiFi Engineer

SBC Engineer

Telecom Core Architect

IMS Technical Lead

IP Core Engineer

Recruitment Pro Tip
For IMS leadership positions, employers look for engineers who can demonstrate hands-on experience with Core IMS architecture, SBC platforms, VoLTE, VoWiFi, SIP troubleshooting, Diameter signaling, HSS/UDM integration, and large-scale carrier deployments. Be sure to highlight measurable achievements such as successful IMS migrations, VoLTE launches, network availability improvements, capacity upgrades, and resolution of critical service-impacting incidents.