Linux Application Support Engineer

Kane Partners LLC; New York (NY); On-site; USD 90,000 - 130,000; Full time

Job summary

Kane Partners LLC is seeking a Linux Application Support Engineer to support enterprise communication platforms in production. You will investigate application behavior, analyze logs, troubleshoot Linux environments, and work directly with customers and engineering teams to resolve complex production issues.

Responsibilities include root cause analysis, deploying patches, and documenting procedures. Strong TCP/IP networking knowledge and SIP/VoIP experience are required for this role in New

Qualifications

• 5+ years supporting Linux-based enterprise applications.
• Experience diagnosing application performance and production issues.
• Solid understanding of TCP/IP, DNS, routing, and networking fundamentals.
• Experience with SIP, VoIP, or telecommunications technologies.
• Ability to interpret packet captures and system logs.
• Excellent troubleshooting, communication, and customer-facing skills.

Responsibilities

• Investigate application, system, and networking issues to determine root cause.
• Analyze logs, processes, services, and system performance.
• Support software deployments, upgrades, patches, and production changes.
• Troubleshoot SIP, VoIP, and enterprise communication platforms.
• Capture and analyze packet traces using Wireshark and tcpdump.
• Collaborate with customers, engineering, and development teams to resolve production issues.
• Create technical documentation, implementation procedures, and support guides.

Skills

Linux

Troubleshooting

Root cause analysis

Networking fundamentals

SIP/VoIP

Packet analysis

Customer-facing skills

Tools

Wireshark

tcpdump

VMware

Bash

Python

Job description

U.S. Citizens or Green Card holders only (No sponsorship available)

Are you a Linux professional who enjoys troubleshooting complex application issues rather than managing infrastructure? We're partnering with an established technology company seeking a Linux Application Support Engineer to support enterprise communication platforms in production.

In this role, you'll investigate application behavior, analyze system logs, troubleshoot Linux environments, and work directly with customers and engineering teams to resolve complex production issues. If you enjoy root cause analysis and solving challenging technical problems, this could be an excellent fit.

What You'll Do

• Investigate application, system, and networking issues to determine root cause
• Analyze logs, processes, services, and system performance
• Support software deployments, upgrades, patches, and production changes
• Troubleshoot SIP, VoIP, and enterprise communication platforms
• Capture and analyze packet traces using Wireshark and tcpdump
• Collaborate with customers, engineering, and development teams to resolve production issues
• Create technical documentation, implementation procedures, and support guides

What We're Looking For

• 5+ years supporting Linux-based enterprise applications
• Experience diagnosing application performance and production issues
• Solid understanding of TCP/IP, DNS, routing, and networking fundamentals
• Experience with SIP, VoIP, or telecommunications technologies
• Ability to interpret packet captures and system logs
• Excellent troubleshooting, communication, and customer-facing skills

Preferred Experience

• Red Hat Enterprise Linux, CentOS, Ubuntu, or similar
• RTP, Session Border Controllers (SBCs), or Diameter protocol
• VMware or virtualization technologies
• Bash, Python, or other scripting languages

Why Join?

• Work on mission-critical enterprise communication platforms
• Challenging, hands-on technical environment
• Collaborative team with opportunities to solve complex production issues

If you're passionate about Linux, application support, and root cause analysis, we'd love to connect.