Job Description

Voice Over Internet Protocol (VoIP) Engineer

Mantech seeks a motivated, career and customer-oriented Voice Over Internet Protocol (VoIP) Engineer to join our team in Norfolk, Virginia. This position is onsite. Responsibilities include, but are not limited to:

• Design, configure, and deploy Cisco Collaboration solutions, including Unified Communications Manager (CUCM), Unity Connection, and Cisco IM & Presence
• Develop and implement VoIP network architectures that meet DoD and Navy standards
• Integrate VoIP systems with existing network infrastructure and ensure interoperability with other communication systems
• Perform regular maintenance, updates, and patches to VoIP systems to ensure optimal performance and security
• Troubleshoot and resolve VoIP-related issues, including call quality, connectivity, and configuration problems
• Provide technical support and training to end-users and IT staff on VoIP systems and features
• Ensure Collaboration systems comply with DoD security protocols and Navy-specific communication requirements
• Implement and maintain security measures, including encryption, access controls, and monitoring, to protect Collaboration communications
• Conduct regular security assessments and audits to identify and mitigate vulnerabilities
• Create and maintain detailed documentation of Collaboration system configurations, network diagrams, and standard operating procedures
• Generate reports on Collaboration system performance, usage, and security incidents
• Collaborate with other IT teams to ensure seamless integration and operation of VoIP systems

Minimum Qualifications:

• High School Diploma or equivalent
• 5+ years of experience in VoIP engineering, with a focus on Cisco voice technologies
• Experience with designing, implementing, and maintaining Cisco VoIP solutions
• In-depth knowledge/experience of Cisco Unified Communications Manager (CUCM), Unity Connection, Cisco IM & Presence, and related technologies
• Strong understanding of VoIP protocols (SIP, H.323, MGCP) and network protocols (TCP/IP, QoS)
• Familiarity with DoD security protocols and Navy-specific communication requirements
• Excellent troubleshooting and problem-solving skills
• Strong communication and interpersonal skills

Preferred Qualifications:

• Experience working in a DoD or Navy environment is highly preferred

Clearance Requirements:

• US Citizenship and an active Secret clearance

Physical Requirements:

• Must be able to remain in a stationary position 50%
• Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.
• The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Up to 25% travel or as needed.

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