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Remote L3 Support Engineer Jobs in Arizona (NOW HIRING)

This is a remote position. IT Support Engineer | USA Location: USA Type: (Remote / Hybrid) Experience: 2-5 Years Employment: Full-Time Company Description Twenty5 is an innovative software company ...

Mainframe DB2 Replication Engineer

Phoenix, AZ · On-site +1

$113K - $136K/yr

Provide L2/L3 support for production incidents Performance Optimization * Tune replication ... Data engineering and BI teams One of the benefits of Kyndryl is that we work with clients in a ...

Field Application Engineer '27

Tempe, AZ · On-site +1

$53K - $80K/yr

Join KEYENCE as a Field Application Engineer Training Classes Begins January or July 2027 Multiple ... Provide on-call, on-site and remote technical support, training, and troubleshooting * Travel ...

This position is a remote position or is a hybrid position in any of the following offices - West ... Leading or supporting overhead and underground distribution engineering projects defining scopes of ...

... engineers, vendors, vCIOs, and account teams Schedule Rotational after-hours, weekend, or holiday ... Monitoring, Remote Tools & Infrastructure Support • Use remote support, monitoring, and endpoint ...

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Remote L3 Support Engineer information

What is the difference between Remote L3 Support Engineer vs Remote Network Support Engineer?

AspectRemote L3 Support EngineerRemote Network Support Engineer
Required CredentialsTypically certifications like CompTIA Network+, Cisco CCNA, or equivalentSimilar certifications such as Cisco CCNA, CompTIA Network+
Work EnvironmentProvides advanced technical support, troubleshooting complex issues, often in IT or tech companiesFocuses on network infrastructure, troubleshooting network problems remotely
Employer & Industry UsageUsed in IT service providers, tech companies, and enterprise support teamsCommon in telecom, internet service providers, and large corporate networks

The Remote L3 Support Engineer and Remote Network Support Engineer roles share similar certifications and work environments, often overlapping in technical skills. However, L3 engineers handle broader, more complex issues across various systems, while Network Support Engineers specialize specifically in network infrastructure and connectivity problems.

What are the main challenges faced by Remote L3 Support Engineers, and how can candidates prepare for them?

Remote L3 Support Engineers often face complex technical issues that require in-depth troubleshooting and collaboration across multiple teams. One common challenge is diagnosing problems without physical access to hardware, which demands strong analytical skills and effective use of remote diagnostic tools. Additionally, balancing multiple high-priority incidents while maintaining clear communication with clients and internal stakeholders is essential. Candidates can prepare by gaining hands-on experience with remote support technologies, practicing clear documentation, and developing strong problem-solving abilities.

What are the key skills and qualifications needed to thrive as a Remote L3 Support Engineer, and why are they important?

To thrive as a Remote L3 Support Engineer, you need advanced troubleshooting skills, in-depth knowledge of operating systems and networks, and typically a degree in computer science or related field. Expertise with ticketing systems, remote desktop tools, scripting languages, and certifications such as CompTIA Network+ or Microsoft Certified Solutions Expert (MCSE) are highly valuable. Strong analytical thinking, communication, and customer service skills help in resolving complex issues and collaborating with both clients and internal teams. These abilities ensure timely resolution of critical problems, maintain system reliability, and enhance client satisfaction in a remote support environment.

What are Remote L3 Support Engineers?

Remote L3 Support Engineers, also known as Level 3 support engineers, are specialized IT professionals who handle the most complex technical issues that cannot be resolved by lower-tier support teams (L1 and L2). Working remotely, they diagnose and solve advanced software, hardware, or network problems, often collaborating with developers or product teams. Their expertise is crucial for resolving critical incidents, providing root cause analysis, and implementing long-term solutions. They may also create documentation and offer guidance to other support levels to prevent recurring issues.
What are the most commonly searched types of L3 Support Engineer jobs in Arizona? The most popular types of L3 Support Engineer jobs in Arizona are:
What job categories do people searching Remote L3 Support Engineer jobs in Arizona look for? The top searched job categories for Remote L3 Support Engineer jobs in Arizona are:
What cities in Arizona are hiring for Remote L3 Support Engineer jobs? Cities in Arizona with the most Remote L3 Support Engineer job openings:

IT Support Engineer | USA Only

Twenty5

Phoenix, AZ • Remote

$60K - $80K/yr

Full-time

Posted 22 days ago


Job description

This is a remote position.

IT Support Engineer | USA


Location: USA

Type: (Remote / Hybrid)

Experience: 2–5 Years

Employment: Full-Time

Company Description

Twenty5 is an innovative software company specializing in bringing business value to project-centric industries, including Aerospace & Defense, Professional Services, and Capital Projects. By leveraging advances in predictive analysis and AI, Twenty5 optimizes pricing and cost estimation processes, making them more efficient and data-driven. By utilizing project knowledge and performance insights, we support businesses in delivering precise and effective project proposals with ease.


Role Description

We are looking for a motivated and technically strong Technical Support Engineer to join our US-based support team. Our product is a feature-rich enterprise application built on top of SAP Business Technology Platform (BTP) and Tomcat , running on Java, ExtJS, and JavaScript, with SAP HANA as the database backend.


In this role, you will be responsible for supporting end users and enterprise clients during US business hours, diagnosing and resolving application and infrastructure issues, assisting with product installations and configuration, and collaborating closely with the engineering team to escalate and resolve complex technical issues.


This is a hands-on technical support role — not a DevOps or development position. You will be expected to learn the product deeply, understand its architecture, and become the go-to expert for troubleshooting across the full stack. We value curiosity, initiative, and a willingness to grow your skillset as our product evolves.


Key Responsibilities


1. Product Support & Troubleshooting

  • Serve as the primary technical support point of contact for US-based clients during business hours.

  • Diagnose and resolve issues related to the application, including UI (ExtJS/JavaScript), backend (Java), and database (SAP HANA) layers.

  • Triage incoming support tickets, reproduce issues in test environments, and drive resolution within SLA commitments.

  • Analyze application and server logs to identify root causes of failures, performance bottlenecks, and configuration errors.

  • Collaborate with the engineering and product teams to escalate bugs and complex technical issues with clear, detailed documentation.


2. Application Installation & Configuration

  • Assist clients and internal teams with installation, deployment, and configuration of the application on SAP BTP.

  • Support Docker-based deployments, including troubleshooting container startup, networking, and runtime issues.

  • Configure and validate SSO/SAML-based authentication integrations between the application and client identity providers.

  • Manage and validate BTP-specific configurations such as destinations, service bindings, and environment variables.

  • Execute Shell scripts for environment setup, log collection, and routine maintenance tasks.