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77 Abacus Technology Principal Network Engineer Jobs Hiring Near You

Leidos

Principal Network Engineer

Columbia, MD · On-site

$139K - $251K/yr

Leidos has a new and exciting opportunity for a Principal Network Engineer in our Intelligence Sector's, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security ...

Arctiq, Inc.

Principal Network Engineer

Charlotte, NC · On-site

Arctiq is a global, intelligence-driven technology services company delivering professional and ... We are seeking a Principal Network Engineer for our client. This role serves as the senior-most ...

MANTECH

Principal Network Engineer

Chantilly, VA · On-site

MANTECH seeks a motivated, mission-focused Principal Network Engineer to join our team in Chantilly ... Support Assessment and Authorization (A&A) activities related to cybersecurity technologies, where ...

Arctiq, Inc.

Principal Network Engineer

Charlotte, NC · Hybrid

Arctiq is a global, intelligence-driven technology services company delivering professional and ... We are seeking a Principal Network Engineer for our client. This role serves as the senior-most ...

Arctiq

Principal Network Engineer

Charlotte, NC · On-site

Arctiq is a global, intelligence-driven technology services company delivering professional and ... We are seeking a Principal Network Engineer for our client. This role serves as the senior-most ...

MANTECH

Principal Network Engineer

Chantilly, VA

MANTECH seeks a motivated, mission-focused Principal Network Engineer to join our team in Chantilly ... Support Assessment and Authorization (A&A) activities related to cybersecurity technologies, where ...

Blue Origin

Principal Network Engineer

Huntsville, AL · On-site

Enterprise Technology is the center of excellence for digital technology at Blue Origin, providing ... We are looking for a Principal Network Engineer to help build and evolve an enterprise network that ...

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Abacus Technology appears to be a collaborative and innovative company that values teamwork and customer satisfaction. The company's structure is designed to foster open communication and knowledge-sharing among its employees, who work together to deliver cutting-edge solutions in the fields of engineering and technology. For those interested in working with a dynamic team and contributing to the development of complex projects, Abacus Technology may offer a challenging and rewarding work environment.

What makes Abacus Technology an attractive place to work?

Abacus Technology is a reputable company in the industry, known for its commitment to delivering innovative solutions and exceptional customer service. The company's workplace culture values collaboration, creativity, and continuous learning, providing employees with opportunities to grow professionally and contribute to meaningful projects. By joining Abacus Technology, individuals can expect to be part of a dynamic team that fosters growth, innovation, and impact, making it an attractive place to build a career.

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Infographic showing various Principal Network Engineer job openings at Abacus Technology in the United States as of September 2026, with employment types broken down into 100% Full Time. Highlights an 93% Physical, and 7% Remote job distribution.

Voice Network Engineer

Belleville, IL • On-site

Abacus Technology Corporation
Software Development • 501 - 1,000 employees
Learn more about Abacus Technology Corporationexternal

Other

Posted 2 days ago

New

Job description

Abacus Technology is seeking a Voice Network Engineer to provide infrastructure support of communications networks for an enterprise program at Scott AFB. This is a full-time position.

Responsibilities
  • Provide tier 3 engineering and support for voice and communications networks.
  • Configure, develop, patch, STIG, enhance, and add features to Cisco VoIP system to include Call Manager, Cisco Unity, Ribbon VX900 devices, Instant Message and Presence and Teleconference Bridges.
  • Develop configurations and methods for Cisco Unified Border Elements, Session Border Controllers, and other network devices that use Session Initiated Protocol (SIP) to connect system to external voice systems.
  • Develop configurations for SIP connections between the VoIP network and other customer networks including Asterik networks, Call Manager Express, SRST, and other Cisco VoIP networks.
Qualifications

5+ years experience in a VoIP or telecommunications engineering role. Bachelor’s degree in a related field. Must be CCNP Collaborations certified. Hands‑on experience with physical network infrastructure (switches, routers). Extensive experience with Cisco tools and technologies including Cisco Unified Call Manager (CUCM) and Unity. Experience with network implementation and maintenance. Able to demonstrate flexibility in adjusting to variable workload and job duties. Able to interact professionally with all levels of an organization. Must be a US citizen and hold a current Top Secret clearance.

Applicants selected will be subject to a U.S. government security investigation and must meet eligibility requirements for access to classified information.

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