Performance Core Engineer (Core Network & KPI Optimization) | Tangent International | Saudi Arabia

Tangent International; Saudi Arabia; On-site; SAR 300,000 - 550,000; Full time

Job summary

Tangent International is seeking a Performance Core Engineer for a 12-month renewable contract in Saudi Arabia. You will own core network telemetry, traffic analysis, bottleneck resolution, and upgrade impact evaluations across CS Core, PS/Packet Core, EPC, and IMS environments.

The role requires 5+ years of telecom core network experience, on-site availability, and strong RCA capabilities, with direct liaison to senior recruitment executives.

Qualifications

• Bachelor’s degree in Telecommunications Engineering, Electrical Engineering, Computer Science or related field.
• Minimum of 5+ years of hands-on experience in telecommunications core network performance.
• Strong operational expertise in CS Core, PS/Packet Core, EPC and/or IMS architectures.
• Proficient with core network KPIs, counters, and monitoring tools.
• Experience in root-cause analysis and optimization recommendations.
• Solid troubleshooting methods for signaling and traffic engineering.
• Excellent analytical and stakeholder communication skills.
• Legal work authorization and on-site availability in Saudi Arabia.

Responsibilities

• Monitor Core Network KPIs, traffic trends, signaling performance, and quality indicators.
• Identify bottlenecks, degradations, and optimization opportunities across networks.
• Analyze network counters, bearers, traffic patterns and performance metrics.
• Collaborate with Core Operations to troubleshoot incidents and implement improvements.
• Support RCA, incident management, and proactive core network optimization.
• Evaluate impact of changes and upgrades before production deployment.
• Develop detailed performance reports and technical recommendations for stakeholders.
• Maintain documentation, runbooks, baselines, and incident logs.

Skills

Core network performance

KPI optimization

Traffic engineering

Root-cause analysis

Troubleshooting

Stakeholder communication

CS Core / PS Core / EPC / IMS

On-site operation

Education

Bachelor’s degree in Telecommunications Engineering / Electrical Engineering / Computer Science

Tools

Jira

ServiceNow

Python

Shell scripting

Job description

Position Summary

Driving advanced core network performance management, KPI optimization, and telecommunications service quality enhancement across major managed-services projects in Saudi Arabia, Tangent International is actively seeking an accomplished Performance Core Engineer for a 12-month renewable contract professional engagement. In this vital technical role, you will take full operational, tactical, and technical ownership of core network telemetry monitoring, traffic trend analysis, performance bottleneck resolution, and network upgrade impact evaluations. Bringing progressive professional experience in telecom core network performance, you will empower a premier global telecommunications services enterprise to achieve uncompromised service reliability, optimal packet core throughput, and superior operational excellence across mission-critical infrastructure. This prestigious career opportunity offers competitive remuneration, international project exposure, and professional growth within a leading global technical recruitment and consulting enterprise.

Detailed Job Description

As a Performance Core Engineer supporting Tangent International on an on-site basis in Saudi Arabia, you will take full operational, tactical, and technical ownership of core network performance surveillance, counter analysis, and cross-functional optimization. Your day-to-day responsibilities include monitoring Core Network KPIs, analyzing traffic patterns across CS Core, PS/Packet Core, EPC, and IMS networks, collaborating closely with core operations teams to troubleshoot service degradations, supporting root-cause analysis (RCA), evaluating software upgrade impacts, and interacting directly with senior recruitment executives like James Bundock. Furthermore, you will manage application requirements by submitting your updated CV via direct email to James Bundock at [e-mail].

Key Responsibilities

• Monitor and analyze Core Network KPIs, traffic trends, signaling performance, and key quality indicators across production networks.
• Identify network performance anomalies, service degradation, capacity bottlenecks, and potential optimization opportunities.
• Perform detailed, granular analysis of network counters, traffic patterns, bearer utilization, and service quality metrics.
• Collaborate closely with Core Operations and maintenance teams to troubleshoot complex incidents and implement performance improvements.
• Support comprehensive root-cause analysis (RCA), incident management, and proactive core network optimization initiatives.
• Evaluate the operational impact of network changes, configuration modifications, and software upgrades prior to production deployment.
• Develop detailed performance reports, trend analyses, and technical recommendations for senior engineering stakeholders.
• Maintain meticulous technical documentation, optimization runbooks, performance baselines, and incident logs.

Required Qualifications & Skills

• Bachelor’s degree in Telecommunications Engineering, Electrical Engineering, Computer Science, or related technical discipline.
• Minimum of 5+ years of progressive professional hands-on experience in telecommunications core network performance management.
• Strong, demonstrable operational expertise in CS Core, PS/Packet Core, EPC (Evolved Packet Core), and/or IMS network architectures.
• Comprehensive working knowledge and practical proficiency in core network KPIs, performance counters, and advanced monitoring tools.
• Deep practical experience in identifying performance bottlenecks, executing root-cause analyses, and recommending optimization solutions.
• Solid practical grasp of network troubleshooting methodologies, signaling protocols, and traffic engineering principles.
• Exceptional analytical problem-solving aptitude, diagnostic capabilities, and professional stakeholder communication skills.
• Mandatory legal work authorization and physical availability for on-site professional operations in Saudi Arabia.

Nice-to-Have Skills

• Professional vendor certifications in core network technologies (Nokia, Ericsson, Huawei, or Cisco).
• Prior professional working experience in top-tier multinational mobile network operators or managed service providers in the Middle East.
• Hands-on familiarity with scripting languages such as Python or shell scripting for performance data parsing and automation.
• Experience utilizing enterprise agile tracking and IT service management (ITSM) platforms (Jira, ServiceNow).
• Active participation in telecommunications engineering societies, 3GPP standardization forums, or core network user groups.

Application Information

• Recruiter: Tangent International Recruitment Division
• Contact Name: James Bundock (Senior Customer Success Manager)
• Email: [e-mail]
• Phone:
• Company Website: https://www.tangentinternational.com
• Salary/Rate: Market Competitive / Enterprise Managed-Services Package
• Deadline: Open until filled (Urgent Saudi Arabia Performance Core Engineer Opening)
• Notice Period: Immediate to 30 Days Preferred
• Contract Duration: 12 Months (Extendable Subject to Project Requirements)

Recruitment Pro Tip

When applying for this Performance Core Engineer position through Tangent International, ensure your resume explicitly highlights your EPC/IMS core network background, KPI optimization tenure, and successful root-cause analysis case studies.