Linux Systems Engineer: UC & VoIP Infra

Pentangle Tech Services | P5 Group; Philadelphia (Philadelphia County); On-site; USD 85,000 - 130,000; Full time

Job summary

Pentangle Tech Services | P5 Group is seeking an IT infrastructure professional with extensive Linux experience and strong problem-solving skills. The role focuses on VoIP/UC applications, web services, and automation tools like Ansible, plus expertise in ELK stack for monitoring.

The candidate will maintain and scale the UC infrastructure, collaborate with engineers, and implement solutions from requirements, while ensuring robust network and system architecture.

Qualifications

• Extensive experience with Linux operating system.
• Excellent problem solving and critical thinking skills.
• Good understanding of VoIP/UC related applications and protocols, namely SIP, UDP, RTP, SDP, and TLS.
• Moderate experience with Web Services (REST, SOAP).
• Moderate experience with automation tools, such as Ansible, and at least one scripting language
• Good working knowledge of HTTP, HTTPS, DNS, and SAML.
• Good understanding of LAN and WAN technologies, including Ethernet, VLAN and Routing.
• Familiarity with HTML and XML.
• Experience with packet analyzers
• ELK and Kibana mandatory
• Maintain the current infrastructure via backups, upgrades, patch deployments, monitoring.
• Collaborate with engineers to resolve systemic issues.
• Assess utilization trends to scale the UC infrastructure.
• Identify and deploy new solutions from requirements.
• Provide system and network architecture recommendations.

Responsibilities

• Support and maintain the current infrastructure by performing regular IT tasks such as backup, upgrade, patch deployment, system monitoring etc.
• Work with other engineers and partners to resolve systemic issues.
• Assess utilization trends and make appropriate design and implementation recommendations to scale the UC infrastructure.
• Identify and deploy new solutions based on provided requirements and needs.
• Provide system and network architecture design recommendations.

Skills

Linux

Scripting

Problem solving

VoIP/UC protocols

SIP

UDP

RTP

SDP

TLS

Web services

REST

SOAP

Automation tools

Ansible

Scripting language

HTTP

HTTPS

DNS

SAML

LAN/WAN

Ethernet

VLAN

Routing

HTML

XML

Packet analyzers

ELK

Kibana

Tools

Ansible

Packet analyzers

ELK

Kibana

Job description

Pentangle Tech Services | P5 Group is seeking an IT infrastructure professional with extensive Linux experience and strong problem-solving skills. The role focuses on VoIP/UC applications, web services, and automation tools like Ansible, plus expertise in ELK stack for monitoring.

The candidate will maintain and scale the UC infrastructure, collaborate with engineers, and implement solutions from requirements, while ensuring robust network and system architecture.