Sr. Principal Voice Engineer

Northrop Grumman; Linthicum (MD); On-site; USD 129,300 - 193,900; Full time

Benefits offered by this job

Flexible work arrangements

401k matching program

Health insurance coverage

Job summary

Northrop Grumman seeks a Senior Cisco Voice Engineer to design and maintain voice solutions, requiring strong VoIP expertise and a U.S. Government Secret security clearance. Candidates will collaborate across teams to support complex communication systems, monitor quality, and provide technical training.

This role is based in Linthicum, Maryland, and offers exceptional benefits, a flexible work schedule, and opportunities for career development. Join Northrop Grumman to be part of a pioneering team transforming technology.

Qualifications

• Experience in designing and maintaining LAN/WAN based networks.
• Must have a current U.S. Government Secret level security clearance.
• Excellent problem-solving skills and ability to work under pressure.

Responsibilities

• Design and implement Cisco voice solutions.
• Develop and maintain complex dial plans.
• Provide technical support and training to end-users.

Skills

VoIP technologies

Cisco Unified Communications Manager

Problem-solving skills

Education

Master's degree

Bachelor's degree

Associate's degree

High School diploma

Tools

Cisco hardware

Microsoft Office

Visio

Project

PowerPoint

Excel

Job description

Relocation Assistance

Relocation assistance may be available.

Clearance Required for Start

Yes

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. At the heart of Defining Possible is our commitment to missions. In rapidly changing global security environments, Northrop Grumman brings informed insights and secure technological solutions to enable strategic objectives. We’re looking for innovators who can help us keep building on our wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies that fuel those missions. By joining in our shared mission, we will support yours of expanding your personal network and developing skills, whether you are new to the field or an industry thought leader. At Northrop Grumman, you will have the resources, support, and team to do some of the best work of your career.

Position

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.

Location

This role will require the selected candidate to be 100% onsite at one of the following Northrop Grumman work locations: Redondo Beach, CA; Rolling Meadows, IL; Roy, UT; Melbourne, FL; Linthicum, MD; Chandler, AZ; or Huntsville, AL.

Job 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 tools 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.
• 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 and 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, and periodically provide after‑hours and weekend support.
• Exercise considerable latitude in determining technical objectives of assignment.
• Interface regularly with customers and manage customer installation timelines and deliverables to help facilitate successful deployments.
• Manage timely resolution of all critical and/or complex problems meeting SLA requirements.
• Experience with Microsoft Office, Visio, Project, PowerPoint, and Excel.
• Lift equipment weighing up to 40 pounds.
• Work after hours and weekends as needed.

Basic Qualifications

• Master's degree with 6 years of relevant experience, or a Bachelor's degree with 8 years of relevant experience, or an Associate's degree with 10 years of relevant experience; a High School diploma (or equivalent) with 12 years of relevant experience may be considered in lieu of a completed degree.
• Current U.S. Government 8140 (8570 equivalent) IAT level II baseline certification (example: Security+ CE).
• Applicants must have a current U.S. Government Secret level security clearance (at a minimum) in order to be considered.
• Must have experience with designing and maintaining LAN/WAN based networks, managing routing protocols on large LAN environments, and experience with Cisco hardware (routers, switches, and firewalls).
• Excellent problem‑solving skills and ability to work under pressure.

Preferred Qualifications

• Certifications such as CCNP Voice or CCIE Voice.
• Current U.S. Government Top Secret security clearance, SCI, Polygraph, or SAP/SAR access.
• Demonstrated leadership skills, or previous experience managing small teams.
• Familiarity with network infrastructure and security principles.
• Experience with VQ Conferencing.

Benefits

We offer flexible work arrangements, phenomenal learning opportunities, exposure to a wide variety of projects and customers, and a very friendly team environment. At Northrop Grumman, we are on the cutting edge of innovation. Our diverse portfolio of programs means there are endless paths to cultivate your career. We also offer exceptional benefits/healthcare, a 9/80 work schedule, and a great 401k matching program.

Compensation

Primary Level Salary Range: $129,300.00 - $193,900.00. The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate’s experience, education, skills and current market conditions.

Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

Application Period

The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

Equal Opportunity Employer

Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.