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Mobile Core Network Manager

Grid Networks LLC
Reston, VA
Position Overview

The Mobile Core Network Manager will lead a high-performing team of geographically‑diverse engineers to ensure reliable and high‑performance mobile network operations. The candidate will be responsible for end‑to‑end management of all core network functions, including the planning, deployment, and day‑to‑day operations of mobile services. The role requires deep expertise in signaling, voice networking, SMS, data services and international roaming.

Key Responsibilities

Area Responsibility
Core Network Operations and Management
  • Oversee all aspects of operations and engineering for the core network infrastructure.
  • Ensure the continuous operation and high availability of core network elements (e.g., HLR/HSS, PGW, GMSC, SMSC) and services.
  • Manage and maintain the core signaling components (STP and DRA) to ensure reliable inter-operator services.
Roaming
  • Support international roaming agreement implementation including IREG and TADIG testing, performance monitoring, and troubleshooting.
  • Troubleshoot roaming issues in support of customers.
Network Monitoring and
Management
  • Establish and maintain key performance indicators (KPIs) for the network and supported services.
  • Expand and improve existing network monitoring tools and services.
Vendor Management
  • Manage relationships with vendors for network equipment procurement, contract negotiation, and service delivery.
  • Handle trouble reporting and resolution with vendors.
Team Management
  • Lead diverse teams, foster collaboration, coaching, and high‑quality delivery.
Innovation & R&D
  • Identify emerging technologies to enhance network performance and reduce operating costs.

Required Experience & Qualifications

Category

Requirements

Experience

  • Minimum 10 years in telecommunications or related fields with proven success working with and managing mobile network technologies.

Leadership

  • 5 + years managing engineering teams that include operations and engineering.

Technical Expertise

  • Deep knowledge of all generations of mobile technology, SS7/ Diameter signaling, IMS, data services, VAS platforms, and international roaming.

Education

  • Bachelor’s or Master’s degree in Electrical Engineering, Computer Engineering, Systems Engineering or related discipline.

Personal Attributes

  • Strategic thinker, strong communicator, collaborative leader and mentor.

GRID Networks is committed to providing a work environment free from discrimination and harassment.  Employment decisions at GRID Networks are based on an individual’s capabilities and qualifications.  All qualified applicants and employees receive consideration for employment, including protected veterans and individuals with disabilities.

Posted 2025-09-10

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