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LTC Level 3 Engineer – Endpoint & Legacy Platform Support

00071099302

Job Title: LTC Level 3 Engineer – Endpoint & Legacy Platform Support

Location: Remote ( anywhere in USA)

Role Purpose

Provide advanced Level 3 technical support for complex and recurring endpoint, infrastructure, and legacy-platform issues that cannot be resolved by L1/L2 teams. Own technical investigation, root-cause analysis, remediation, and cross-team coordination through resolution.

Key Responsibilities

Advanced Technical Support

  • Diagnose and resolve complex escalated issues across Intune, Entra ID, SCCM/MECM, Autopilot, Citrix, VDI, endpoint security, deployments, patching, compliance, print services, DNS, and specialized business applications.
  • Provide technical guidance to L1/L2 teams for complex and recurring incidents.

Problem Management & Root Cause Analysis

  • Perform root-cause analysis for recurring or high-impact technical issues.
  • Develop safe fixes and workarounds and coordinate testing before implementation.
  • Document corrective and preventive actions to minimize repeat incidents.

Endpoint Management

  • Manage endpoint compliance and remediation activities.
  • Support OS upgrades, hardware refreshes, endpoint-health monitoring, security remediation, and warranty coordination.
  • Troubleshoot device, software, login, and peripheral-related issues.

Project & Deployment Support

  • Support Entra ID migrations and endpoint deployment activities.
  • Perform device setup, reimaging, old-device collection, and equipment returns.
  • Support workstation setup, cabling coordination, and Smart Hands activities.

Legacy & Business-Critical Platform Support

  • Support NYCHA daily transaction processing.
  • Support Risk Connect BI reporting.
  • Administer and troubleshoot Kofax Capture.
  • Recover PDF and export-related services when required.
  • Support Messageway/B2B file transfers.
  • Perform client-report reruns and scheduling/rescheduling activities.

Cross-Team Coordination

  • Work with Infrastructure, Security, Network, Application, Development, Vendor, and Operations teams.
  • Provide complete technical evidence during escalations.
  • Maintain ownership and coordination until technical resolution.

Documentation & Knowledge Management

  • Create and maintain technical runbooks, SOPs, known-error records, and knowledge articles.
  • Document recurring issues and resolutions.
  • Transfer knowledge to L1/L2 teams to improve first-time resolution and reduce unnecessary escalations.

Business Continuity Support

  • Support Disaster Recovery and CAT activities.
  • Assist with rapid deployment of laptops, Cloud PCs, and other technical resources during critical business events.

Required Technical Skills

  • Microsoft Intune
  • Microsoft Entra ID
  • SCCM/MECM
  • Windows Autopilot
  • Citrix and VDI
  • Windows endpoint administration
  • Endpoint security and compliance
  • OS deployment and patching
  • DNS and print services
  • Hardware and peripheral troubleshooting
  • Strong incident troubleshooting and root-cause analysis
  • Experience supporting legacy or business-critical applications

Key Competencies

  • Advanced troubleshooting and analytical skills
  • Strong incident ownership
  • Root-cause analysis and problem-solving
  • Cross-functional team coordination
  • Clear technical documentation
  • Knowledge-sharing and mentoring
  • Ability to handle critical and high-impact incidents
  • Strong stakeholder communication

Escalation Standards

The L3 Engineer should ensure technical escalations contain sufficient information, including business impact, affected scope, reproduction steps, errors, screenshots/logs, device/software details, recent changes, troubleshooting completed, SLA urgency, and user availability.

Salary and Benefits

The Salary for this position will be $99,000 and $115, 000 yearly depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

Medical/Dental/Vision/Life Insurance

Paid holidays plus Paid Time Off

401(k) plan and contributions

Long-term/Short-term Disability

Paid Parental Leave

Employee Stock Purchase Plan

Disclaimer: The compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.


Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.

Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.

Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.

Applicants for US based positions must be currently authorized to work for any employer in the United States. The company is unable to provide employment-based immigration sponsorship for US based positions.

If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India.

About Cognizant: 
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.

Benefits that help you thrive and grow

Our benefits program is built with you in mind—so you can enjoy a fulfilling, balanced and healthy life.

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We regularly review market data to ensure compensation reflects the value you bring. Your benefits extend beyond pay and may include retirement plans, financial education, etc.

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Physical and mental health

We empower you to prioritize your wellbeing through paid time off, flexible working where possible, healthcare plans, counselling, our Mental Health Allyship program and more. 

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