Senior NOC Analyst - Telecommunications and Voice

About the Role

We are seeking a Senior NOC Telecommunications and Voice Analyst to serve as a technical reference for the maintenance and evolution of critical corporate voice services. The professional will ensure high availability, performance, and operational quality in telecommunications environments that support strategic operations for major clients.

You will be responsible for conducting complex analyses, identifying root causes, resolving critical incidents, and supporting the evolution of telecommunications environments.

Key Responsibilities

• Technically lead troubleshooting for voice services, including SIP Trunk, local lines, 0800, 4003, and intelligent numbers.
• Diagnose and resolve complex failures in Softswitch, SBC (Session Border Controller), and switching center architectures.
• Perform advanced analyses of SIP signaling, voice protocols, and network traces.
• Conduct root cause analyses (RCA) and implement corrective and preventive actions.
• Manage critical incidents and degradations in high-availability telecommunications environments.
• Support projects, changes, and integrations between voice platforms and telecommunications networks.
• Validate redundancy, contingency, and high-availability architectures.
• Act as a technical reference for internal teams and partners.
• Develop technical documentation and support the evolution of operational best practices.
• Interact with corporate clients and strategic stakeholders for problem resolution and continuous improvement.

Mandatory Requirements

• 5 to 7 years or more of experience in telecommunications with a focus on corporate voice (B2B).
• Advanced mastery of SIP Trunk, local lines, 0800, 4003, and intelligent voice services.
• Solid experience with voice architectures, including Softswitch, SBC, switching centers, and intelligent networks (IN).
• Advanced knowledge in SIP signaling analysis and telecommunications protocols.
• Experience in handling critical incidents and mission-critical environments.
• Advanced ability to interpret logs, alarms, and network traces.
• Experience with vendor platforms such as Huawei, Italtel, Ericsson, or Sixbell.
• Experience in root cause analysis and resolution of complex problems.
• Clear and effective communication with clients, technical teams, and business areas.

Differentials

• Experience with Huawei SQM platforms or similar quality monitoring solutions.
• Knowledge of multiple vendor platforms (Huawei, Italtel, Ericsson, or Sixbell).
• Technical certifications in Telecommunications, Voice, or specific vendors.
• Experience in corporate voice solution architecture.
• Advanced knowledge of high availability, contingency, and redundancy.
• Experience in telecommunications carriers, providers, or large corporate environments.

Behavioral Competencies

• Analytical and proactive profile.
• Strong communication and interpersonal skills.
• Ability to resolve complex problems.
• Organization and sense of priority.
• Teamwork and collaboration.
• Consultative profile and orientation toward continuous improvement.
• Ability to work under pressure in critical environments.

Benefits

• Health Insurance.
• Dental Insurance.
• Meal Voucher and/or Food Allowance.
• Transportation Voucher or Mobility Allowance.
• Life Insurance.
• Wellhub (Gympass).
• Pharmacy Plan.
• Corporate partnerships and discounts.
• Training and development platform.
• Employee Referral Program.

Take your technical interview with SophIA: 👉 https://entrevista.starmindai.ai

Job Code: NAVA-NOCTELECOMVOZ-SENIOR

About NAVA

At NAVA, we believe in the power of technology to transform businesses and empower people. We are a technology company that has been operating in the market for over 28 years, supporting organizations in their digital transformation journeys through innovative solutions, technical excellence, and highly skilled teams.

We value diversity, collaboration, and continuous learning, creating an environment where every professional can develop their potential and generate real impact. All our opportunities are also open to professionals with disabilities (PwD).