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Sr. Principal Voice Engineer

Northrop Grumman
CARBR3, United States, United Statesfull_timeVerifiedPosted 4 Nov 2025
💰 $187,300/yr($107,800/yr$187,300/yr)

About the role

RELOCATION ASSISTANCE: No relocation assistance available

CLEARANCE TYPE: Secret

TRAVEL: Yes, 10% of the Time

Description

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

Northrop Grumman Enterprise Classified Solutions is seeking a senior level Cisco Voice Engineer that has experience in designing, implementing, and maintaining Cisco voice solutions. The ideal candidate will have a strong background in VoIP technologies, Cisco Unified Communications Manager, and related voice technologies.  

 

Key Responsibilities: 

  • Design and implement Cisco voice solutions, including VoIP, VTC, VQ, CMS, Jabber, and other unified communications systems. 

  • Develop and maintain complex dial plans, route patterns, translation patterns, route lists, groups and calling search spaces. 

  • Configure and troubleshoot Cisco Unified Border Element (CUBE) routers for SIP trunking and inter-site voice routing. 

  • Support and troubleshoot video teleconferencing (VTC) systems, including Cisco Telepresence, Room Kits, and integration with third-party platforms. 

  • Monitor and optimize voice/video quality using tolls like Cisco VQM, RTMT, and third-party monitoring platforms. 

  • Perform routine system upgrades, patches, and backups for UC platforms. 

  • Troubleshoot and resolve complex voice-related issues in a timely manner. 

  • Manage UCCX for multiple teams.  

  • Collaborate with cross-functional teams to integrate voice solutions with existing systems. 

  • Provide technical support and training to end-users and IT staff. 

  • Stay updated with the latest industry trends and technologies related to voice communications. 

 

Additional duties: 

  • Plan, manage and implement complex voice designs in support of customer requirements. 

  • Develop technical solutions to complex problems which require the regular use of ingenuity and creativity. 

  • Support teams in project designs to clarify project requirements, provide design solutions, in accordance with standards. 

  • Perform troubleshooting analysis of voice infrastructure and associated systems.  

  • Document voice hardware and software technology components. 

  • Install and configure Cisco voice hardware/software and accompanying technologies. 

  • Provide third-level support and troubleshooting of voice problems. Periodically provide after-hours and weekend support. 

  • Work is performed without appreciable direction.  

  • Exercises considerable latitude in determining techni

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Company

Northrop Grumman

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