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L1 Support Engineer job description

An L1 Support Engineer is the first point of contact on a technical help desk, handling incoming issues, doing basic troubleshooting and escalating what they cannot resolve. They log tickets accurately, follow known steps and keep users updated. A good L1 engineer resolves common issues fast, follows the runbook and escalates cleanly with full detail. The role sits in a support or operations team, often on shifts, and reports to a support team lead, forming the base tier of a tiered support model.

DetailFor this role
DepartmentInformation Technology
LevelEntry level
Reports toSupport Team Lead
Direct reportsNone
ExperienceFresher or up to 1 year in a support or help desk role

L1 Support Engineer job description template

Copy this job description, replace the text in square brackets and post it on your careers page or a job portal.

Job title: L1 Support Engineer

Department: Information Technology

Reports to: Support Team Lead

Location: [City], [office, branch or site]

About the role

An L1 Support Engineer is the first point of contact on a technical help desk, handling incoming issues, doing basic troubleshooting and escalating what they cannot resolve. They log tickets accurately, follow known steps and keep users updated. A good L1 engineer resolves common issues fast, follows the runbook and escalates cleanly with full detail. The role sits in a support or operations team, often on shifts, and reports to a support team lead, forming the base tier of a tiered support model.

Key responsibilities

  • Answer incoming calls, chats and tickets and log each issue with clear detail.
  • Run first level troubleshooting using known steps and runbooks.
  • Resolve common issues such as password resets, access and basic errors.
  • Classify tickets by priority and route unresolved ones to L2 or the right team.
  • Keep users updated on their ticket status and expected timelines.
  • Follow standard operating procedures and support checklists consistently on every ticket.
  • Monitor dashboards and alerts and raise incidents as per the process.
  • Capture full detail in escalations so higher tiers can act without rework.
  • Update ticket notes and close resolved tickets after confirmation.
  • Suggest additions to the knowledge base for recurring issues.

Requirements

  • Graduate or diploma in computer science, IT or a related field
  • Basic IT and troubleshooting knowledge
  • An ITIL foundation course is an advantage
  • Fresher or up to 1 year in a support or help desk role

KRAs and KPIs for a L1 Support Engineer

Key result areas for the appraisal form, each with a KPI you can measure every month or quarter.

Key result areaHow to measure it
Response timeTickets and calls answered within the service level target
First level resolutionShare of tickets resolved at L1 grown to the agreed target
Ticket qualityTickets logged with complete detail and correct priority
Escalation qualityEscalations accepted by L2 without being sent back for detail
AdherenceStandard procedures and runbooks followed with few deviations
User satisfactionSupport satisfaction rating kept above the agreed level

Skills and tools

Help desk basicsTroubleshooting stepsTicketing toolsRunbook useClear written notesBasic networking or application knowledgePhone and chat handlingPatienceDiscipline

Tools used day to day: Ticketing system, Monitoring dashboards, Remote support tools, Knowledge base, Chat and call tools.

Reporting line and career path

Support Team LeadL1 Support Engineer
Moves up from: Fresher, IT Trainee, Customer Support Executive
Next roles: L2 Support Engineer, IT Support Engineer, Application Support Engineer

Interview questions for a L1 Support Engineer

  1. What do you do first when a user reports an issue?
  2. How do you decide the priority of a ticket?
  3. When do you resolve an issue yourself and when do you escalate?
  4. What details do you include when you escalate to L2?
  5. How do you handle an angry caller while following the process?
  6. Why is logging every issue accurately important on a help desk?

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Frequently asked questions

What does an L1 support engineer do?

An L1 support engineer is the first contact on a technical help desk. They answer calls, chats and tickets, run basic troubleshooting from runbooks, resolve common issues and escalate the rest with full detail. They log every issue accurately, keep users updated and follow standard procedures as the base tier of a tiered support model.

What is the difference between L1 and L2 support?

L1 support handles first contact and common issues using known steps, and escalates anything harder. L2 support takes those escalations and does deeper troubleshooting, needing more technical skill and access. L1 focuses on speed and process, while L2 focuses on root cause. Good L1 work saves L2 time by escalating cleanly with detail.

Is L1 support a good first job?

Yes. L1 support is a common entry role that teaches you troubleshooting, ticketing, process discipline and user handling. It gives you exposure to real systems and how support tiers work. Many engineers move from L1 to L2, then into application support, system administration or other IT paths once they build skills and confidence.