Senior DPI & Packet Core Specialist | Tangent International | Riyadh, Saudi Arabia

Tech Junction Ltd; Riyadh; On-site; SAR 300,000 - 460,000; Full time

Job summary

Tangent International is seeking a Senior DPI & Packet Core Specialist to lead DPI platforms and lifecycle management for a mobile operator in Riyadh. You will own DPI platforms, troubleshoot at packet level, and drive automation initiatives across Packet Core and IP infrastructure.

The role requires 5+ years in DPI/Packet Core environments, strong TCP/IP knowledge, Linux administration, and cross-functional collaboration with vendor teams.

Qualifications

• Bachelor’s degree in a relevant field.
• 5+ years of hands-on experience in telecommunications network operations, Packet Core, or DPI environments.
• Strong expertise in DPI and traffic management platforms.
• Proven experience supporting 2G/3G/4G LTE and 5G Packet Core networks.
• In-depth TCP/IP networking and application-layer protocols knowledge.
• Proficient in Wireshark, tcpdump, and packet analysis.
• Linux administration and system troubleshooting.
• Experience with Python, Bash, Ansible for network automation.
• Strong cross-functional collaboration and incident management skills.
• Familiarity with carrier-grade troubleshooting methodologies and change management.

Responsibilities

• Manage and optimize DPI platforms for traffic classification and service visibility.
• Monitor network performance and identify degradation or bottlenecks.
• Perform packet-level troubleshooting using Wireshark, tcpdump, and diagnostics.
• Investigate and resolve complex Packet Core, transport, and application-layer issues.
• Conduct RCA for critical incidents and recurring faults.
• Collaborate with Packet Core, IP, OSS/BSS, and vendor teams.
• Support software upgrades, patch management, and lifecycle activities.
• Analyze traffic patterns and propose optimization strategies.
• Develop automation scripts and operational tools to enhance efficiency.
• Maintain operational documentation and knowledge base.
• Support network audits and capacity planning.
• Ensure adherence to security standards and change management.

Skills

DPI platforms

Traffic management

Packet Core

Wireshark

Linux administration

Network troubleshooting

Incident management

Education

Bachelor’s Degree in Telecommunications Engineering, Computer Science, Information Technology, or a related field

Tools

Python

Bash

Ansible

Linux

tcpdump

Job description

Recruiting Company: Tangent International

Job Location: Riyadh, Saudi Arabia

Job Type: Full-Time / Contract

Additional Information:

• Senior-Level Telecommunications Opportunity
• Mobile Core Network & DPI Technology Focus
• Work with Packet Core, IP Transport, OSS/BSS, and Vendor Teams
• Exposure to Live Tier-1 Mobile Network Environments

Position Summary

We are seeking an experienced Senior DPI & Packet Core Specialist to lead the operation, optimization, and lifecycle management of Deep Packet Inspection (DPI) platforms within a mobile operator environment. This role is instrumental in ensuring network visibility, service quality, traffic management effectiveness, and operational excellence across Packet Core and IP infrastructure domains.

Detailed Job Description

As a Senior DPI & Packet Core Specialist, you will take technical ownership of DPI platforms and related network functions, ensuring optimal performance, stability, and scalability across mobile broadband services. You will collaborate with Packet Core, IP Transport, OSS/BSS, and vendor teams to troubleshoot complex service-impacting issues, perform deep packet-level analysis, and drive automation initiatives. The position requires strong expertise in mobile core technologies, IP networking, Linux systems, and advanced troubleshooting methodologies. You will play a critical role in root cause investigations, platform upgrades, performance optimization, and operational support activities within a high-availability telecommunications environment. This is an excellent opportunity for a senior telecom professional looking to work with cutting-edge network technologies and large-scale carrier-grade infrastructure.

Key Responsibilities

• Manage and optimize DPI platforms to ensure efficient traffic classification, policy enforcement, and service visibility.
• Monitor network performance and proactively identify service degradation or capacity bottlenecks.
• Perform packet-level troubleshooting using Wireshark, tcpdump, and related diagnostic tools.
• Investigate and resolve complex Packet Core, transport, and application-layer issues.
• Conduct detailed Root Cause Analysis (RCA) for critical incidents and recurring network faults.
• Collaborate with Packet Core, IP, OSS/BSS, and vendor teams to resolve cross-domain challenges.
• Support software upgrades, patch management, and platform lifecycle activities.
• Analyze traffic patterns and recommend optimization strategies to improve network performance.
• Develop automation scripts and operational tools to enhance efficiency and reduce manual intervention.
• Maintain operational documentation, technical procedures, and knowledge base articles.
• Support network audits, capacity planning, and service assurance initiatives.
• Ensure adherence to operational best practices, security standards, and change management processes.

Required Qualifications & Skills

• Bachelor’s Degree in Telecommunications Engineering, Computer Science, Information Technology, or a related field.
• 5+ years of hands-on experience in telecommunications network operations, Packet Core, or DPI environments.
• Strong expertise in Deep Packet Inspection (DPI) and traffic management platforms.
• Proven experience supporting 2G, 3G, 4G LTE, and 5G Packet Core networks.
• In-depth knowledge of TCP/IP networking and application-layer protocols.
• Strong troubleshooting capabilities using Wireshark, tcpdump, and packet analysis techniques.
• Hands-on Linux administration and system troubleshooting experience.
• Experience with network automation using Python, Bash, Ansible, or similar tools.
• Strong understanding of carrier-grade network troubleshooting methodologies and operational processes.
• Experience performing incident management, service restoration, and root cause analysis activities.
• Excellent analytical, communication, and problem-solving skills.
• Ability to work effectively within multi-vendor and cross-functional technical teams.

Nice-to-Have Skills

• Experience with Cisco networking technologies.
• Experience with Arista routing and switching platforms.
• Knowledge of EPC and 5G Core cloud-native architectures.
• Exposure to Kubernetes, OpenStack, VMware, or Docker environments.
• Familiarity with OSS/BSS integrations and service assurance platforms.

Recruitment Pro Tip

Demonstrate your ability to troubleshoot complex network issues by highlighting specific DPI, Packet Core, and IP networking incidents you resolved, including the tools used, root causes identified, performance improvements achieved, and any automation initiatives that reduced operational workload or improved service quality.