Position Summary

Driving advanced core network support, IP multimedia subsystem (IMS) operations, and Kubernetes containerization engineering in Mexico, First Point Group is actively seeking an accomplished Core Support Engineer for a permanent remote professional engagement supporting a leading global telecommunications operator in the United States. In this vital technical support role, you will provide expert remote engineering oversight, troubleshoot complex signaling flows, and ensure uncompromised network availability across distributed cloud environments. Bringing robust professional experience in telecom core networks and containerized infrastructure, you will empower international telecom networks to achieve exceptional service reliability, low latency, and operational excellence. This prestigious career opportunity offers competitive remuneration, high technical visibility, and professional growth within a premier global telecommunications executive search and recruitment enterprise.

Detailed Job Description

As a Core Support Engineer supporting First Point Group in a 100% remote working environment based in Mexico, you will take full operational, tactical, and technical ownership of core network surveillance, IMS troubleshooting, Kubernetes cluster monitoring, and incident resolution. Your day‑to‑day responsibilities include analyzing protocol traces, diagnosing voice-over-LTE (VoLTE) and 5G core signaling issues, managing containerized microservices deployments, and coordinating with tier‑one US telecom engineering squads. You will operate in a dynamic international technical environment while partnering closely with integral telecommunications infrastructure teams. Furthermore,



you will manage application requirements by submitting your updated resume via direct email to Laura Martínez Salcedo at [email protected] or via LinkedIn direct message.

Key Responsibilities

- Provide expert remote technical support, incident management, and troubleshooting for advanced IP Multimedia Subsystem (IMS) core networks.
- Administer, monitor, and troubleshoot containerized microservices architectures deployed across Kubernetes clusters in production environments.
- Analyze complex telecommunications signaling protocols, SIP/Diameter/HTTP messages, and core network traffic flows.
- Coordinate seamlessly with leading United States telecommunications operators, engineering squads, and upstream equipment vendors.
- Investigate, isolate, and resolve network performance degradation, session establishment failures, and service outage alerts promptly.
- Implement proactive monitoring, logging, and telemetry tracking to mitigate potential infrastructure and container bottlenecks.
- Ensure strict adherence to carrier‑grade SLA targets, incident management protocols, and change management governance.
- Maintain comprehensive technical documentation, troubleshooting runbooks, architecture topologies, and shift handover reports.

Required Qualifications & Skills

- Bachelor’s degree in Telecommunications Engineering, Computer Science, Information Technology, or related technical discipline.
- Minimum of 3+ years of progressive professional experience in telecommunications core network engineering, IMS support, or site reliability engineering.
- Strong,



demonstrable hands‑on professional expertise in IP Multimedia Subsystem (IMS) architecture, SIP signaling, and core voice/data networks.
- Comprehensive working knowledge and practical proficiency in Kubernetes container orchestration, Docker, and cloud‑native network functions.
- Deep practical experience troubleshooting complex distributed systems, packet captures (Wireshark), and signaling logs.
- Solid practical grasp of remote infrastructure support, ITIL incident management frameworks, and carrier‑grade SLAs.
- Advanced English communication proficiency (written and spoken) for seamless cross‑border technical collaboration.
- Mandatory legal work authorization and reliable high‑speed internet connectivity for remote professional operations in Mexico.

Nice‑to‑Have Skills

- Professional telecommunications or cloud certifications such as Linux Foundation Certified Kubernetes Administrator (CKA) or Cisco CCNA/CCNP.
- Prior professional working experience in tier‑one mobile network operators (MNOs) or global telecommunications vendor technical assistance centers (TAC).
- Hands‑on familiarity with CI/CD deployment pipelines, infrastructure as code (Terraform), and service mesh technologies (Istio).
- Experience utilizing enterprise monitoring and observability platforms (Prometheus, Grafana, Datadog, ELK stack).
- Exposure to 5G Standalone (SA) core network architecture, cloud‑native network functions (CNFs), and automated orchestration.

Application Information

- Salary/Rate: Market Competitive / Enterprise Remote Telecommunications Package
- Deadline: Open until filled (Urgent Mexico Core Support Opening)
- Notice Period: Immediate to 30 Days Preferred
- Contract Duration: Permanent / Full-Time Remote Engagement (Mexico)

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📌 Core Support Engineer | First Point Group | Mexico (México)
🏢 First Point Group
📍 México