Ericsson PS Core Engineer | Tangent International | Riyadh

Tangent International; Riyadh; On-site; SAR 300,000 - 540,000; Full time

Job summary

Tangent International is seeking an Ericsson PS Core Engineer in Riyadh to lead deployment, troubleshooting, and optimization of Ericsson Packet Core and 5G core networks. You will work with MME/EPG/SMF/UPF, along with cloud platforms like Kubernetes and OpenStack, employing Python/Bash automation to improve reliability.

Ideal candidates have 4–8 years in Packet Core and 5G Core, with strong signaling protocol knowledge.

Qualifications

• Bachelor’s degree in Telecommunications Engineering, Computer Science, Electrical Engineering, or a related technical discipline.
• Minimum of 4 to 8 years of professional telecommunications experience specializing in Packet Core, EPC, and 5G Core engineering.
• Strong hands-on experience with Ericsson PS Core platforms (MME, EPG, SAPC, SMF, UPF).
• Expert-level knowledge of mobile core signaling protocols (GTP, Diameter, HTTP/2, SCTP).
• Proficiency with Kubernetes/OpenStack/VMware/Docker in cloud-native environments.
• Scripting in Python and Bash for automation and log analysis.

Responsibilities

• Deploy, configure, troubleshoot, and optimize Ericsson Packet Core nodes (MME/EPG/SAPC).
• Manage 5G Core functions (SMF/UPF).
• Perform EPC/packet core fault resolution and RCA on live networks.
• Analyze GTP, Diameter, HTTP/2, SCTP signaling protocols.
• Administer cloud-native and virtualized infra (Kubernetes/OpenStack/VMware/Docker).
• Develop Python/Bash scripts to automate ops and logs.
• Collaborate with cross-functional teams and operators in Riyadh.
• Maintain technical docs and SOPs.

Skills

Ericsson PS Core platforms (MME, EPG,

GTP/Diameter/HTTP/2/SCTP protocols

Python

Bash

Kubernetes/OpenStack/VMware/Docker

Analytical/problem solving

Education

Bachelor’s degree in Telecommunications Engineering / CS / EE

Tools

Kubernetes

OpenStack

VMware

Docker

Job description

Position Summary:

Tangent International is actively seeking an experienced, high-caliber, and technical Ericsson PS Core Engineer with 4 to 8 years of specialized packet core and 5G network experience to join our client operations in Riyadh on a full-time permanent basis. In this critical core network engineering role, you will be responsible for deploying, troubleshooting, optimizing, and maintaining Ericsson Packet Core, MME, EPG, SMF, UPF, and cloud-native network functions. You will leverage your deep practical expertise in Ericsson architectures, GTP, Diameter, HTTP/2 signaling, Kubernetes container orchestration, and automation scripting to ensure uncompromised mobile core performance and carrier-grade availability. This opportunity offers an exciting career advancement path with a premier international telecom recruitment partner.

Detailed Job Description:

As an Ericsson PS Core Engineer supporting advanced mobile networks in Riyadh via Tangent International, you will take full operational and technical ownership of packet core network elements, signaling protocols, and cloud infrastructure integration. Your day-to-day responsibilities include configuring and troubleshooting Ericsson MME, EPG, PCC/PCG, SAPC, SMF, and UPF nodes, executing complex EPC and 5G core fault resolution, and analyzing signaling traces across GTP, Diameter, HTTP/2, and SCTP interfaces. You will work extensively with cloud and virtualization platforms including Kubernetes, OpenStack, VMware, and Docker while utilizing Python and Bash scripting to automate daily operational tasks, health checks, and data log parsing. Furthermore, you will collaborate closely with multi-vendor engineering teams and mobile operator stakeholders to ensure seamless packet core expansions and software upgrades.

Key Responsibilities:

• Deploy, configure, troubleshoot, and optimize Ericsson Packet Core nodes, MME, EPG, and Policy Control (PCC/PCG, SAPC) platforms.
• Manage 5G Core network functions including Session Management Function (SMF) and User Plane Function (UPF) architectures.
• Perform advanced EPC and packet core troubleshooting, fault isolation, and root cause analysis (RCA) on live production networks.
• Analyze complex telecom signaling protocols and interfaces including GTP, Diameter, HTTP/2, and SCTP.
• Administer and maintain cloud-native and virtualized infrastructure environments utilizing Kubernetes, OpenStack, VMware, and Docker.
• Develop and execute Python and Bash scripts to automate routine operations, alarm monitoring, and configuration backups.
• Collaborate with cross-functional network engineering teams, core planning groups, and client operators in Riyadh.
• Maintain comprehensive technical documentation, network topology diagrams, and standard operating procedures (SOPs).

Required Qualifications & Skills:

• Bachelor’s degree in Telecommunications Engineering, Computer Science, Electrical Engineering, or a related technical discipline.
• Minimum of 4 to 8 years of professional telecommunications experience specializing in Packet Core, EPC, and 5G Core engineering.
• Strong hands‑on technical background working with Ericsson PS Core platforms (MME, EPG, SAPC, SMF, UPF).
• Expert‑level practical knowledge of mobile core signaling protocols (GTP, Diameter, HTTP/2, SCTP).
• Proficiency in cloud and containerization technologies including Kubernetes, OpenStack, VMware, and Docker.
• Strong programming and scripting proficiency in Python and Bash for network automation and log analysis.
• Exceptional analytical, problem‑solving, and cross‑functional communication capabilities.
• Mandatory legal eligibility to work in Saudi Arabia with availability for on‑site operations in Riyadh.

Nice-to-Have Skills:

• Advanced postgraduate degrees in Telecommunications or Computer Science.
• Professional vendor certifications (e.g., Ericsson Certified Associate/Professional, CKA – Certified Kubernetes Administrator).
• Prior professional experience supporting tier‑1 mobile network operators within the GCC or MENA region.
• Hands‑on experience with CI/CD pipelines, Git version control, and infrastructure‑as‑code (Ansible/Terraform).
• Comprehensive understanding of 3GPP standards, 5G standalone (SA) deployments, and CUPS architecture.

Application Information:

• Recruiter: Tangent International Global Recruitment
• Contact Name: Hiro Gomez (Intern at Tangent International)
• Email: [e-mail]
• Phone:
• Application URL:
• Salary/Rate: Market Competitive / Enterprise Telecom Package
• Deadline: Open until filled
• Notice Period: Immediate to 30 Days
• Contract Duration: Permanent / Full-Time On‑Site (Riyadh, Saudi Arabia)

Recruitment Pro Tip:

When applying for this Ericsson PS Core Engineer position via Tangent International, ensure your CV explicitly highlights your hands‑on experience with Ericsson MME/EPG/SMF/UPF platforms and demonstrates your Python/Bash automation capabilities.