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Job Details

Skills

Software Development
VoIP
ISDN
Computer Hardware
Media
Service Delivery
Servers
Hosting
Scalability
Technical Writing
Training
Server Administration
Workflow
Preventive Maintenance
Project Management
Performance Management
Apache Flex
Billing
Web Applications
Interactive Voice Response
Routing
Linux
Management
Ubuntu
CentOS
Performance Tuning
Ruby
Ruby on Rails
System Integration
Scripting
PowerBuilder
Korn Shell
System Administration
Oracle
Database
Provisioning
Telephony
Security Clearance

Software Development
VoIP
ISDN
Computer Hardware
Media
Service Delivery
Servers
Hosting
Scalability
Technical Writing
Training
Server Administration
Workflow
Preventive Maintenance
Project Management
Performance Management
Apache Flex
Billing
Web Applications
Interactive Voice Response
Routing
Linux
Management
Ubuntu
CentOS
Performance Tuning
Ruby
Ruby on Rails
System Integration
Scripting
PowerBuilder
Korn Shell
System Administration
Oracle
Database
Provisioning
Telephony
Security Clearance

Summary

MANTECH seeks a motivated, career and customer-oriented VoIP Systems Engineer to join our team in McLean, VA. In this role, you\'ll combine expertise in telephony systems, Linux server management, and software development, focusing on VoIP, analog, ISDN systems, and Ruby on Rails for telephony applications.

Responsibilities include, but are not limited to:

Design, develop, and maintain voice media gateways for VoIP, analog, and ISDN systems. Install, configure, and troubleshoot telephony hardware and media gateways across secure networks.
Leverage BESS Billing and Provisioning Tools to optimize telephony systems and ensure seamless service delivery.
Configure and maintain Linux servers (Ubuntu, CentOS) for hosting telephony and web applications, ensuring performance, security, and scalability. Develop and troubleshoot applications using PowerBuilder, Korn shell, and Ruby on Rails.
Integrate telephony systems (e.g., IVR, call routing) into web applications using Ruby on Rails. Modernize legacy code and ensure reliable operation of telephony solutions.
Maintain clear technical documentation and provide ongoing support for telephony system integration, performance optimization, and troubleshooting.
Provide training and guidance to team members and stakeholders on telephony system integration, BESS tools, and server management best practices. Ensure comprehensive understanding of application workflows and troubleshooting processes.
Provide local travel support between customer buildings or temporary assignment to alternate locations for special projects.
Work an 8 hour shift as part of a coverage team operating between 6:00 AM and 6:00 PM. May need to flex shift as required.

Minimum Qualifications:

High School Diploma with 13+ years of experience or an Associate?s Degree with 11+ years of experience, or a Bachelor?s Degree with 9+ years of experience.
Familiarity with BESS Billing and Telephony Provisioning Tools.
Experience integrating telephony systems with web applications (e.g., handling inbound/outbound calls, IVR, call routing).
Advanced knowledge of Linux server management (Ubuntu, CentOS), including installation, configuration, troubleshooting, and performance optimization.

Preferred Qualifications:

Proficiency in Ruby programming and the Ruby on Rails framework, along with strong experience in telephony system integration.
Experience with scripting languages, including PowerBuilder and Korn shell, for system administration tasks.
Oracle Database Administrator certification is a plus.
Experience in provisioning telephony services.

Clearance Requirements:

Must have a current/active TS/SCI with Polygraph

Physical Requirements:

Must be able to remain in a stationary position at least 50% of the time. Constantly operate a computer, phone, and other office equipment for extended periods of time.

Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.

Dice Id: appfeed
Position Id: 22541_65159
Posted 5 days ago

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VoIP Systems Engineer

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