Application Support Engineer - L3

Hectae Analytics and Software Solutions; Chennai District; On-site; INR 800,000 - 1,200,000; Full time

Job summary

A software development company in Chennai is seeking an experienced L3 IT Service Desk Engineer. This role involves providing advanced technical support, managing complex incidents, and ensuring adherence to ITSM best practices. Candidates should have over 5 years of experience in IT Service Desk, strong troubleshooting skills in various operating systems, and expertise in API integrations. The position offers a full-time employment opportunity with a mid-senior level of responsibility.

Qualifications

• 5+ years of experience in IT Service Desk or Infrastructure Management.
• Strong troubleshooting skills across multiple operating systems.
• Experience with ITSM tools like Freshservice or ServiceNow.
• Proficiency in scripting and API integrations.
• Knowledge of ITIL processes.

Responsibilities

• Handle escalated incidents from L1 and L2 engineers.
• Conduct root cause analysis of recurring issues.
• Own resolution of critical issues and drive improvements.
• Develop automation scripts to improve efficiency.
• Monitor and report on service disruptions.

Skills

Troubleshooting in Windows

Troubleshooting in macOS

Troubleshooting in Linux

API integrations

Scripting in PowerShell

Scripting in Python

Scripting in Bash

Identity and Access Management

Knowledge Management

Tools

Freshservice

ServiceNow

MDM/UEM tools

Microsoft 365

Google Cloud

Job description

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We’re looking for an experienced L3 IT Service Desk Engineer to provide advanced technical support and act as a subject matter expert within Haass’s IT Service Desk operations.

In this role, you’ll handle complex incidents, perform root cause analysis, support integrations, and drive process improvements to ensure service quality and reliability.

You’ll also work closely with the L1 and L2 teams to provide guidance, technical escalation support, and ensure adherence to ITSM best practices.

This position is ideal for someone with deep technical expertise, excellent troubleshooting skills, and a strong understanding of enterprise IT ecosystems, SaaS platforms, and related technologies.

Key Responsibilities

• Advanced Technical Support: Handle complex and high-priority incidents escalated from L1/L2 engineers, ensuring quick diagnosis and resolution.
• Root Cause Analysis: Conduct in-depth analysis of recurring issues and document preventive measures and solutions.
• Incident & Problem Management: Own the resolution of critical issues, participate in post-incident reviews, and drive continuous improvement.
• Automation & Scripting: Develop scripts or workflows to automate repetitive tasks and improve operational efficiency.
• API Integrations: Configure, test, and maintain integrations between ITSM tools (e.g., Freshservice, ServiceNow) and third‑party systems using REST APIs.
• System Administration: Manage user access, permissions, configurations, and policies across SaaS and infrastructure platforms.
• Knowledge Management: Create and maintain documentation, SOPs, and knowledge base articles for internal use.
• Collaboration: Work with developers, IT operations, and business teams to troubleshoot cross-platform issues.
• Monitoring & Reporting: Utilize monitoring tools and dashboards to proactively identify and resolve potential service disruptions.
• Mentorship: Support and mentor L1 and L2 engineers in technical troubleshooting and best practices.

Required Qualifications & Skills

• 5+ years of experience in IT Service Desk, Technical Support, or Infrastructure Management.
• Strong troubleshooting skills in Windows, macOS, and Linux environments.
• Experience with ITSM tools (Freshservice, Freshdesk, ServiceNow, or equivalent).
• Proficiency in API integrations, scripting languages (PowerShell, Python, or Bash), and automation workflows.
• Familiarity with identity and access management (IAM), MDM/UEM tools, and
• Working knowledge of cloud and SaaS platforms (Microsoft 365, Google
• Understanding of ITIL processes including Incident, Problem, and Change Management.
• Strong documentation, analytical, and communication skills.
• Experience in Freshworks platform custom app or integration development is a

Seniority level

• Mid-Senior level

Employment type

• Full-time

Job function

• Information Technology

Industries

• Software Development

Chennai, Tamil Nadu, India