Secure our Nation, Ignite your Future

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech , you’ll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Voice over Internet Protocol (VoIP) Engineer to join our team in Norfolk, Virginia.

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

• Minimum of 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.

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access http://www.mantech.com/careers/Pages/careers.aspx as a result of your disability. To request an accommodation please click careers@mantech.com and provide your name and contact information.