Senior Telco Security Technical Delivery Lead (m/f/d)

P3 Ingenieurgesellschaft mbH; Chennai District; On-site; INR 3,600,000 - 7,000,000; Full time

Benefits offered by this job

Flexible working models

International project environment

Individual training and development

Job summary

P3 Ingenieurgesellschaft mbH is seeking a Senior Telco Security Technical Delivery Lead to drive technical delivery of complex security projects across 2G–5G networks, including VoLTE/VoNR and eSIM security. You will lead, plan, and present results to executive stakeholders, while mentoring delivery teams.

You will shape benchmarking methodologies and automation capabilities, contributing to product development and AI-assisted security workflows in a highly technical, international environment.

Qualifications

• Several years of hands-on experience in telecommunications security, mobile network security, core network security, radio access security, interconnection security, or related domains.
• Strong end-to-end understanding of mobile technologies from 2G to 5G, including radio access, core network, IMS, roaming, interconnect, APN, eSIM, and service-layer architectures.
• Familiarity with 3GPP, GSMA, ETSI, NIS2, and DORA frameworks; experience with security benchmarking and KPI-based evaluations.

Responsibilities

• Lead the technical delivery of complex telecommunications security projects across mobile, fixed, core, IMS, signaling, interconnection, eSIM, APN, and RAN.
• Manage end-to-end security assessments including Air Interface Security, Interconnection Security, VoLTE/VoNR, eSIM, APN security, and benchmarking engagements.
• Act as the technical lead for customer engagements, defining scope, planning activities, overseeing execution, ensuring quality, and presenting results to stakeholders.
• Guide and mentor project teams to ensure technical consistency, delivery excellence, and adherence to timelines.
• Translate complex technical findings into clear, actionable recommendations for engineers, architects, management, and customers.

Skills

Telecommunications security

Mobile network security

Core network security

Radio access security

Interconnection security

VoLTE/VoNR security

eSIM security

APN security

Protocol-level vulnerability analysis

Scripting & automation

AI security

English communication

Tools

SIP/IMS testing tools

GTP analysis tools

Automation scripts

Job description

Senior Telco Security Technical Delivery Lead (m/f/d)

• Communication Management

The unique aspect of our business is the mindset of our employees: curious, adventurous, and innovative. P3 consultants take on early responsibilities with clients in management consulting, diverse technology topics, and scalable IT solutions.

Make a project your project. Openness for new, innovative, and unconventional approaches; short decision paths; respectful cooperation; and fruitful synergies make us a diverse, unbeatable team and successful company – worldwide.

• You lead the technical delivery of complex telecommunications security projects across mobile, fixed, core, IMS, signaling, interconnection, eSIM, APN, and radio access networks.
• You manage end-to-end security assessments covering Air Interface Security, Interconnection Security, VoLTE/VoNR Security, eSIM Security, APN Security Assessments, and security benchmarking engagements.
• You act as the technical lead for customer engagements, defining scope, planning activities, overseeing execution, ensuring quality, and presenting results to technical and executive stakeholders.
• You guide and mentor project teams throughout assessments, ensuring technical consistency, delivery excellence, and adherence to timelines.
• You answer complex customer questions in workshops, project reviews, steering committees, and executive presentations as a recognized telco security expert.
• You design and improve security benchmarking methodologies, assessment frameworks, scoring models, technical runbooks, and testing procedures.
• You develop scripts, tools, and automation capabilities that increase the efficiency, repeatability, and scalability of telecom security services.
• You contribute to product development initiatives, including automated security benchmarking platforms, AI-supported assessment workflows, and reporting automation.
• You perform and oversee protocol-level analysis, vulnerability validation, attack simulations, configuration reviews, and risk assessments across 2G, 3G, 4G, and 5G environments.
• You translate complex technical findings into clear, actionable recommendations for engineers, architects, management teams, and customer decision makers.
• You help shape the future of telecom security services by driving innovation, technical excellence, and the evolution of our security portfolio.

WHO YOU ARE

• You bring several years of hands-on experience in telecommunications security, mobile network security, core network security, radio access security, interconnection security, or related technical security domains.
• You have a strong end-to-end understanding of mobile technologies from 2G to 5G, including radio access, core network, IMS, roaming, interconnect, APN, eSIM, and service-layer architectures.
• You understand telecom network architecture across both radio access networks (2G, 3G, 4G, and 5G) and core network domains (voice, data, IMS, and 5G Standalone).
• You possess deep knowledge of telecom signaling and core network protocols such as SS7, Diameter, GTP, SIP/IMS, 5G SBI, NAS, RRC, PDCP, and Layer 3 radio messaging.
• You have gained practical experience with VoLTE, VoNR, IMS security, APN security assessments, eSIM security, air interface testing, interconnection security testing, and protocol-level vulnerability analysis.
• You are familiar with relevant industry standards, specifications, and regulatory frameworks, including 3GPP, GSMA, ETSI, NIS2, and DORA.
• You have experience with security benchmarking, scoring methodologies, maturity assessments, technical KPIs, and structured risk evaluations in telecommunications environments.
• You develop scripts, testing tools, automation frameworks, data processing utilities, technical dashboards, or productized assessment capabilities to improve delivery quality and efficiency.
• You bring experience with AI security, AI-supported security testing, AI-assisted automation, or the secure design and validation of AI-based security solutions, which is considered a strong advantage.
• You are able to technically lead multiple security projects, coordinate delivery teams, review technical outputs, challenge assumptions, and ensure high-quality customer deliverables.
• You communicate complex technical concepts effectively to network engineers, security specialists, architects, management teams, and customer stakeholders.
• You have excellent English communication skills; German language skills are a plus.

GOOD TO KNOW

• Highly technical and strategic security projects with leading telecommunications customers
• The opportunity to shape and further develop P3’s telco security and automated benchmarking portfolio
• A role with strong technical ownership, customer visibility, and project leadership responsibility
• Flexible working models and a modern, international project environment
• Individual training and development opportunities
• Attractive compensation and benefits