Software Engineering Specialist/NFT Lead

Amdocs; Kolkata Metropolitan Area; On-site; INR 1,800,000 - 2,600,000; Full time

Job summary

Amdocs is seeking a Non Functional Testing Lead to own quality and reliability of telecom-grade products under real-world workloads. You will design and drive NFT strategy across performance, scalability, resilience, and resource efficiency, partnering with development teams to meet demanding SLAs.

You will lead end-to-end NFT testing, create high-load scenarios for calls, data, and notifications, and optimize system behavior with a focus on throughput, latency, and resource use.

Qualifications

• Strong expertise in performance engineering for high-load, network-intensive systems.
• Hands-on tuning to identify bottlenecks in distributed or telecom-grade systems.
• Solid understanding of OSI model and practical networking fundamentals.
• Experience with relational databases: indexing, SQL tuning, load optimization.
• Good Linux skills: CPU, network, I/O and storage concepts.
• Experience with diagnostic tools: tcpdump, thread/heap dumps, Java histograms.
• Familiarity with telecom protocols: Diameter, SMTP, SMPP, CAP, MAP.

Responsibilities

• Define and lead NFT strategy for performance and scalability.
• Develop strategies for load, soak, and failover testing across all products.
• Ensure coverage for telecom behaviors like surges and protocol latency.
• Design and execute NFT scenarios with realistic high-load tests.
• Simulate operator environments with network conditions and protocol interactions.
• Identify and analyze performance issues and bottlenecks.
• Localize issues and collaborate with developers to resolve them.
• Measure and optimize system behavior including CPU/memory and DB performance.
• Provide tuning recommendations across Java, DBs, OS, and hardware.
• Own NFT tooling and automation; maintain regression suites.
• Improve observability with metrics, logs, and dashboards.
• Collaborate across teams and support pre-production certification.

Skills

Performance engineering

Bottleneck identification

Networking fundamentals

Linux expertise

Java tuning

Database tuning

Observability tooling

Tools

tcpdump

Thread dumps

Heap dumps

Java histograms

Job description

Organizational Level 1 :

Amdocs Services

Organizational Level 2 :

CBS PSU

Manager :

Sunaina Tripathi

Location:

India- Gurgaon (Amdocs Site)

Talent Acquisition:

Neeraj Trivedi

Who are we?

Amdocs helps the world’s leading communications and media companies deliver exceptional customer experiences through reliable, efficient, and secure operations at scale. We provide software products and services that embed intelligence into how work runs across business, IT, and network domains –delivering measurable outcomes in customer experience, network performance, cloud modernization, and revenue growth. With our talented people, and more than forty years of experience running mission-critical systems around the globe, Amdocs runs billions of transactions daily. Our technology is relied on every day, connecting people worldwide and advancing a more inclusive, connected world. Together, we help those who shape the future to make it amazing. Amdocs is listed on the NASDAQ Global Select Market (NASDAQ: DOX) and reported revenue of $4.53 billion in fiscal 2025. For more information, visit www.amdocs.com

Team Introduction

There are 3 products running on premises in Mobile operators’ data centers and in the cloud, with tens of installations all over the world:

• Product 1: Handling mobile calls, forwarding or rejecting, charging them.
• Product 2: Handling mobile data sessions, doing protocol conversion, session correlation, hiding network topology.
• Product 3: Sending notifications to subscribers via SMS, email, push and other protocol, based on incoming requests, remote servers availability.

All these products are designed for network intensive communication, are based on event driven application server and handle tens of thousands operations per second.

What will your job look like?

As the Non Functional Testing Lead, you will own the quality and reliability of the products under real world telecom workloads. You will design, drive, and evolve the full non functional test strategy across performance, scalability, resilience, stability, and resource efficiency.

Your Responsibilities

• Define and Lead NFT Strategy
• Develop comprehensive strategies for performance, load, soak, and failover testing across all products.
• Ensure coverage for telecom specific behaviors such as session surges, protocol latency, message bursts, and failover scenarios.
• Design and Execute NFT Scenarios
• Create realistic high load test scenarios for mobile calls, data sessions, and notification delivery workflows.
• Simulate complex operator environments including network latencies, bandwidth constraints, and protocol interactions.
• Identify and Analyze Performance Issues
• Detect bottlenecks in production or staging environments.
• Localize issues (high CPU load, memory leaks, locked threads, DB-related, network-related), reproduce them in controlled test setups, and collaborate with developers to resolve them.
• Measure & Optimize System Behavior
• Track KPIs such as throughput, latency, CPU/memory usage, GC performance, DB query performance, and network I/O efficiency.
• Provide tuning recommendations across Java, databases, OS, hardware, and configuration layers.
• Own and Improve NFT Tooling & Automation
• Maintain and optimize the non functional regression suite.
• Reduce execution time and improve stability of test runs.
• Enhance observability through metrics, logs, dumps, and monitoring dashboards.
• Cross Team Collaboration
• Work closely with development teams to ensure new features meet performance expectations.
• Support pre production certification with operators and cloud deployments.

All you need is... Must Have

• Strong expertise in performance engineering, especially in high load, network intensive systems.
• Handson experience with performance tuning and identifying bottlenecks in distributed or telecomgrade systems.
• Solid understanding of the OSI model and practical networking fundamentals.
• Experience with relational databases, including:
• Index strategies
• SQL tuning
• Query optimization under load
• Good Linux expertise, including understanding how Linux uses:
• CPU
• Network
• I/O and storage
• Experience with diagnostic tools such as:
• tcpdump (packet capture)
• Thread dumps, heap dumps
• Java class histograms
• Optionally: familiarity with telecom and messaging protocols:
• Diameter, SMTP, SMPP, CAP, MAP

Why You Will Love This Job

You will be part of the talented team, working on challenging projects,

You will have the opportunity to learn the industry most recent trends,

You will be challenged to develop non-standard solutions for continuously evolving environments and standards,

You will have the opportunity for personal growth,

You will have the opportunity to work with the industry most advanced technologies.

Competencies

Core

• Builds valuable customer relationships,
• Team across boundaries,
• Respectfully Interacts with Others
• Throughout the Organization,
• Displays Confidence and Curiosity,
• Demonstrates Excellence and Professionalism

Functional

• Analytical Thinking & Problem Solving ,
• Creativity & Innovation,
• Focus on Quality,
• Technological Excellence.

Amdocs is an equal opportunity employer. We welcome applicants from all backgrounds and are committed to fostering a diverse and inclusive workforce