Sr Network Voice Engineer

Sierra Nevada Corp

Englewood, CO

JOB DETAILS
SALARY
$124,771.42–$171,560.71 Per Year
SKILLS
Accounting, Adjudication, Aerospace and Defense, Applications Security, Architectural Design, Best Practices, Business Strategy, Business Support, CCIE - Cisco Certified Internetwork Expert, CCNP - Cisco Certified Network Professional, Call Centers, Call Routing, Cisco Network Systems, Cisco Unified Communications Manager (CUCM), Cisco Unity, Computer Networks, Computer Security, DHCP (Dynamic Host Configuration Protocol), DNS (Domain Name System), Detail Oriented, DoD Clearance, Documentation, Federal Government, Fiber Optics, Finance, Firewalls, High Availability, Human Resources, Identify Issues, Information/Data Security (InfoSec), Internet Technology, Intrusion Detection Systems, Intrusion Prevention Systems, Inventory Planning, Leadership, Leading Edge Technology, Legal, Lift/Move 25 Pounds, Maintenance Services, Manual Dexterity, Marketing Communications, Microsoft Product Family, Microsoft Windows Phone, Network Administration/Management, Network Design, Network Performance/Analysis, Network Protocols, Network Routing, Network Security, Network Software, Network Support, Network Switching, Network System Hardware, Network Systems, Operating Systems, Operations Processes, PSTN (Public Switched Telephone Network), Packet Switching, Performance Management, Problem Solving Skills, Project Execution, Quality Metrics, Security Clearance, Security Infrastructure, Service Level Agreement (SLA), Standards Development, Strategic Planning, Systems Analysis, TCP/IP (Transmission Control Protocol/Internet Protocol), Team Player, Technical Support, Telephone Skills, Transportation Routing, Twisted Pair Cable, Unified Communications, United States Department of Defense (DoD), VLAN (Virtual Local Area Network), VPN (Virtual Private Network), VoIP (Voice over IP), Voice Applications, Wide Area Network (WAN), Wireless Communications
LOCATION
Englewood, CO
POSTED
29 days ago

Do you have a keen eye for detail and a passion for building innovative solutions? Join our team as a Senior Network Voice Engineer. In this role, you'll lead the strategic planning, design, and implementation of complex network and voice systems while ensuring the integrity and security of our infrastructure. You will serve as a subject matter expert and advisor on all voice‑related matters, bringing deep engineering expertise and strong leadership to our organization.

As SNC''s corporate team, we provide the company and its business areas with strategic direction and business support spanning executive management, finance and accounting, operations, human resources, legal, IT, information security, facilities, marketing, and communications.

Responsibilities:

  • Lead the design, architecture, and strategic direction of the organization's hybrid enterprise voice and network infrastructure.

  • Oversee implementation, configuration, and maintenance of VoIP, call center, unified communications, and core network systems.

  • Manage and optimize call routing, dial plans, SBCs, gateways, firewalls, VPNs, IDS/IPS, and related infrastructure.

  • Ensure high availability, performance, security, and compliance across all voice and network services.

  • Diagnose and resolve complex issues involving voice technologies, network hardware/software, connectivity, and security.

  • Provide tier‑4 escalation support for voice and network incidents and service requests.

  • Drive technology upgrades, migrations, integrations, and adoption of new tools and best practices across the engineering organization.

  • Analyze system and network performance, traffic patterns, capacity metrics, and call quality to identify and implement improvements.

  • Develop and maintain standards, documentation, configurations, and operational procedures for voice and network systems.

  • Collaborate with executive leadership, network/security/application teams, and external vendors to ensure technical initiatives align with business goals.

  • Coordinate and deliver successful project execution across cross‑functional teams.

  • Generate and present reports on system and network performance, incidents, and trends.

  • Provide mentorship, guidance, and training to network engineers, junior staff, and broader IT teams.

  • Stay current with emerging technologies, industry standards, and best practices in both voice and network engineering.

  • Recommend, design, and implement enhancements to infrastructure, processes, and operational workflows.

  • Participate in rotational on‑call responsibilities (no more than one week per month).

Qualifications You Must Have:

  • Bachelor's degree in a related field.

  • 8+ years of experience in a related field.

  • Relevant experience can be considered as a substitute for the required educational qualifications. In the absence of a degree, a minimum of 10 years of related experience is required.

  • Higher level relevant degree may substitute for experience.

  • Expert knowledge of network protocols and services [e.g., Transmission Control Protocol/Internet Protocol (TCP/IP), Domain Name System (DNS), Dynamic Host Configuration Protocol (DHCP)].

  • Extensive experience with Cisco networking equipment.

  • Experience supporting a corporate network, maintaining Service Level Agreements (SLAs), providing support to corporate IT departments.

  • Experience design & manage network implementation projects in a dynamic fast paced environment.

  • Deep expertise with VoIP, SIP, RTP, QoS, SBCs, gateways, and hybrid call-routing architectures.

  • Strong hands-on knowledge of CUCM, CUBE, Unity, UCCX, and related Cisco collaboration technologies.

  • Proven experience deploying and administering Microsoft Teams Phone, including Calling Plans, Direct Routing, and Operator Connect.

  • Skilled in designing and maintaining dial plans, number inventory, and PSTN connectivity across both Cisco and Teams.

  • Solid understanding of networking fundamentals as they relate to voice: TCP/IP, VLANs, DHCP, DNS, routing, switching, packet capture tools.

  • Experience with Session Border Controllers (AudioCodes, Ribbon, or Cisco CUBE) in hybrid deployments.

Qualifications We Prefer:

  • Preferred certifications: CCNP Collaboration, Microsoft Teams Voice,

Cisco Certified Network Professional (CCNP), or Cisco Certified Internetwork Expert (CCIE) certification.

  • Expertise in Multiprotocol Label Switching (MPLS) WAN and Software-Defined Wide Area Network (SD-WAN) technologies.

  • Strong background in network security and compliance.

  • Proven experience in managing and leading network projects.

  • Hands-on expertise and experience with a wide variety of network related tools, concepts, technologies, best practices and security procedures.

  • Experience with network hardware, protocols, and media including but not limited to Fiber Optics, Unshielded Twisted Pair (UTP), Internetwork Operating System (IOS), SD-WAN, DNS, DHCP, wireless.

  • Hands-on experience with network automation platforms.

  • Hands-on experience with zero trust networking.

Essential Functions:

  • Must be able to lift 25 lbs regularly.

  • Work primarily at a computer for extended periods.

  • Frequent use of hand/finger dexterity for computer work.

  • Ability to work in an office or hybrid environment.

  • Occasional travel may be required.

  • The ability to participate in afterhours on-call duties.

This posting will be open for application for a minimum of 5 days and may be extended based on business needs.

Estimated Starting Salary Range: $124,771.42 - $171,560.71. Compensation varies depending on a wide array of factors, such as candidates'' key skills, relevant work experience, and education/training/certifications. The disclosed range estimate may be adjusted for any applicable geographic differential associated with the location at which the position may be filled.

SNC offers annual incentive pay based upon performance that is commensurate with the level of the position.

SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

IMPORTANT NOTICE:

This position requires the ability to obtain and maintain a Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants. Adjudicative factors which affect the outcome of the eligibility determination include, but are not limited to, allegiance to the U.S., foreign influence, foreign preference, criminal conduct, security violations and illegal drug use.

Learn more about the background check process for Security Clearances.

SNC is a global leader in aerospace and national security committed to moving the American Dream forward. We're known and respected for our mission and execution focus, agility, and disruptive and rapid innovation. We provide leading edge technologies and transformative solutions that support our nation's most critical security needs. If you are mission-focused, thrive in collaborative environments, and want to make our country stronger with state-of-the-art technologies that safeguard freedom, join our team!

SNC is an Equal Opportunity Employer committed to an environment free of discrimination. Employment decisions are made based on merit without regard to race, color, age, religion, sex, national origin, disability, status as a protected veteran or other characteristics protected by law.

About the Company

S

Sierra Nevada Corp

Sierra Nevada Corporation (SNC) is a world-class prime systems integrator and electronic systems provider known for its rapid, innovative, and agile technology solutions. Fast-growing and widely diversified, SNC is a high-tech electronics, engineering, and manufacturing corporation that continues to expand its impressive portfolio of capabilities, programs, products and services.

SNC is a privately held company under the leadership of CEO, Fatih Ozmen, and President and CFO, Eren Ozmen. Over the last 30 years under the Ozmen’s leadership, SNC has remained focused on providing its customers the very best in diversified technologies to meet their needs and has a strong and proven track record of success. Headquartered in Sparks, Nevada, SNC is the Top Woman Owned Federal Contractor in the United States.

Since SNC was founded in 1963, its strong tradition has been to develop and provide high technology Electronics, Avionics, and Communications systems. Investing heavily over the years in people, processes, modern facilities, and the state-of-the-art equipment, SNC continues to enhance our technical advantage to provide innovative and cost-effective solutions to our customer’s requirements. With numerous successful and diverse acquisitions, SNC continues to acquire new capabilities as we expand our tradition of excellence into the areas of Renewable Energy, Telemedicine, Nanotechnology, Cyber, Net-Centric Operations, Microsatellites and Human Space Flight.

SNC employs an extremely talented workforce of over 2100 people most of whom are scientists, engineers, or technical personnel with college or advanced degrees, and all of whom are dedicated to satisfying our customers' needs. Our 7 different Business Areas operate from 31 locations in 16 states along with numerous customer support sites located throughout the world. Please take a look around our website as it provides much more information about SNC to include a detailed de ion of each Business Area and their respective capabilities, programs, products, and services.

COMPANY SIZE
2,500 to 4,999 employees
INDUSTRY
Other/Not Classified
FOUNDED
1963
WEBSITE
http://www.sncorp.com/