ZipRecruiter

Log In

1

3Cx Engineer Jobs (NOW HIRING)

Summit Radiology

Senior Network Engineer

Fort Wayne, IN · On-site

$95K - $130K/yr

We're looking for a Senior Network Engineer who combines strong networking experience with ... VoIP, PBX, and fax experience, particularly with 3CX Location & Schedule * Candidates local to Fort ...

TRILLIUM HEALTH RESOURCES

Systems Engineer II

NC · Remote

$68K - $95K/yr

Systems Engineer II Working Title: Systems Engineer II Position Number: 81162 FLSA Status: Exempt ... VOIP Systems (Cisco Call Manager, Avaya, 3CX, Shoretel, or others) * Network +, CCNA, CCNP, MCSE ...

Markon

Expert Network Engineer (VoIP)

Herndon, VA · On-site

$180K - $210K/yr

Engineer and support VoIP environments using protocols such as SIP, RTP, and H.323 * Design and ... Hands-on experience with VoIP platforms such as Cisco, Asterisk, 3CX, or similar solutions

Markon

Expert Network Engineer (VoIP)

Herndon, VA · On-site

$180K - $210K/yr

Engineer and support VoIP environments using protocols such as SIP, RTP, and H.323 * Design and ... Hands-on experience with VoIP platforms such as Cisco, Asterisk, 3CX, or similar solutions

Markon

Expert Network Engineer (VoIP)

Herndon, VA

$180K - $210K/yr

Engineer and support VoIP environments using protocols such as SIP, RTP, and H.323 * Design and ... Hands-on experience with VoIP platforms such as Cisco, Asterisk, 3CX, or similar solutions

next page

Showing results 1-20

All JobsBusiness JobsProduct Development JobsUX Designer Jobs3cx Engineer Jobs

3cx Engineer information

See salary details

$59.5K

$111.6K

$203K

How much do 3cx engineer jobs pay per year?

As of Sep 9, 2026, the average yearly pay for 3cx engineer in the United States is $111,632.00, according to ZipRecruiter salary data. Most workers in this role earn between $80,500.00 and $132,500.00 per year, depending on experience, location, and employer.

What is a 3cx engineer?

A 3Cx Engineer is an IT professional who specializes in installing, configuring, maintaining, and supporting the 3Cx phone system, a software-based private branch exchange (PBX) for Voice over IP (VoIP) communications. They handle tasks such as system deployment, troubleshooting, integration with other communication tools, and providing user support. 3Cx Engineers often work with businesses to ensure seamless internal and external communications, optimize system performance, and maintain security. They may also provide training to users and administrators on how to effectively use the 3Cx platform.

What are the key skills and qualifications needed to thrive as a 3cx engineer?

To thrive as a 3Cx Engineer, you need expertise in VoIP technologies, network infrastructure, and a solid understanding of the 3Cx phone system, often demonstrated by relevant certifications such as 3Cx Certified Engineer. Familiarity with SIP protocols, PBX configuration, Windows Server, and troubleshooting tools is typically required. Strong problem-solving skills, customer service orientation, and effective communication help you excel in addressing client needs and collaborating with technical teams. These skills ensure smooth deployment, optimization, and ongoing support of 3Cx solutions, leading to high client satisfaction and reliable communication systems.

What are the main challenges a 3cx engineer might encounter when deploying phone systems for diverse clients?

A 3Cx Engineer often faces challenges such as integrating the 3Cx system with a variety of existing network infrastructures, ensuring compatibility with legacy hardware, and customizing configurations to meet specific client needs. Additionally, managing firewall and security settings to support seamless VoIP communication can be complex, especially in environments with strict IT policies. Effective communication with both technical and non-technical stakeholders is crucial for troubleshooting issues and providing user training during and after deployment.

What is the difference between 3Cx Engineer vs Network Engineer?

Aspect3Cx EngineerNetwork Engineer
CertificationsCCNA, CCNP, 3CX certificationsCCNA, CCNP, Cisco certifications
Work EnvironmentVoIP systems, unified communications, customer supportNetwork infrastructure, routers, switches, LAN/WAN
Industry UsageTelecommunications, IT service providersIT, telecommunications, enterprise networks

While both roles involve networking skills, a 3Cx Engineer specializes in VoIP and unified communications systems like 3CX, focusing on telephony solutions. In contrast, a Network Engineer manages broader network infrastructure, including routers and switches. The roles often overlap in certifications and work environments but differ in their primary focus areas within the IT and telecom industries.

What are popular job titles related to 3Cx Engineer jobs?

For 3Cx Engineer jobs, the most frequently searched job titles are:

Infographic showing various 3Cx Engineer job openings in the United States as of September 2026, with employment types broken down into 95% Full Time, and 5% Contract. Highlights an 100% In-person job distribution, with an average salary of $111,632 per year, or $53.7 per hour.

Senior Voice and Network Engineer

Chambersburg, PA • On-site

Global Data Consultants
IT Services • 201 - 500 employees
Learn more about Global Data Consultantsexternal

$103K - $141K/yr

Full-time

Posted 20 days ago

Key responsibilities

  • Design, deploy, configure, and maintain phone systems and VoIP infrastructure for customers.

  • Perform installations, upgrades, migrations, and system expansions of phone systems.

  • Troubleshoot VoIP-related issues including SIP connectivity, firewall requirements, and call quality.

Job description

Overview

GDC IT Solutions is currently seeking a Senior Voice and Network Engineer to join our Managed Services team.

Position Overview

This position will be responsible for the design, implementation, administration, troubleshooting, and ongoing support of modern phone systems and related VoIP infrastructure for our managed- services customers. The ideal candidate has strong hands-on experience with 3CX, SIP, VoIP, networking, firewalls, and Microsoft 365, and understands how these technologies work together in a business environment. This is a client-facing engineering position that will participate in new implementations, system migrations, escalations, project work, and ongoing managed-services support.


Responsibilities
  • Design, deploy, configure, and maintain phone systems for SMB and mid-market customers.
  • Perform new phone system installations, upgrades, migrations, and system expansions.
  • Provision and manage IP phones and other VoIP endpoints.
  • Support common platforms including Yealink, Fanvil, Grandstream, Poly, and similar devices.
  • Configure and troubleshoot VoIP-related firewall requirements.
  • Work with firewalls including Fortinet, SonicWall, Meraki, WatchGuard, Palo Alto, and similar platforms.
  • Troubleshoot SIP connectivity and interoperability issues with carriers and SIP providers.
  • Perform network and packet-level troubleshooting using tools such as Wireshark and 3CX diagnostic tools.
  • Monitor customer phone systems and proactively identify potential problems.
  • Participate in on-call and escalation support as required.
  • Serve as a Tier 3 escalation point for VoIP and 3CX-related issues.
  • Configure and troubleshoot:
      • SIP trunks
      • SIP providers
      • SBCs
      • DIDs
      • Inbound and outbound call routing
      • IVRs and digital receptionists
      • Ring groups and queues
      • Call forwarding and routing
      • Voicemail
      • Auto attendants
      • Conference services
      • Call recording
      • Holiday and office-hour routing

Minimum Qualifications
  • 3+ years of hands-on experience with 3CX or comparable VoIP platforms.
  • Strong understanding of SIP and VoIP technologies.
  • Strong networking fundamentals including TCP/IP, VLANs, DHCP, DNS, NAT, routing, and QoS.
  • Experience configuring and troubleshooting firewalls.
  • Experience deploying and supporting IP phones.
  • Experience troubleshooting VoIP call-quality issues.
  • Strong analytical and troubleshooting skills.
  • Ability to work independently on complex technical issues.
  • Ability to communicate technical information effectively to both technical and non-technical customers.
  • Experience working in an MSP or managed-services environment preferred.
  • Ability to manage multiple customer projects and support issues simultaneously.
  • Valid driver's license and ability to travel to customer locations as required.

Preferred Experience 

  • 3CX Basic or Advanced Certification
  • 3CX Intermediate/Advanced training
  • Experience with 3CX Hosted and/or self-hosted deployments
  • Experience with 3CX SBC
  • Experience with SIP trunk providers
  • Experience with Microsoft Teams/Direct Routing
  • Experience with Yealink, Fanvil, Grandstream, Poly, or similar phone systems
  • Experience with Fortinet, SonicWall, Meraki, WatchGuard, or Palo Alto firewalls
  • Experience with ConnectWise, Autotask, Kaseya, or similar MSP platforms
  • Experience with Microsoft 365 and Entra ID
  • Experience with Wireshark
  • Network+ or CCNA
  • Experience with Cisco, Aruba, Ubiquiti, or similar networking equipment
  • Experience with PowerShell or basic scripting

What We Do: 

GDC IT Solutions (GDC) is a full-service Information Technology (IT) company that specializes in the areas of application development, multilingual service desk, desktop lifecycle management, project management, and IT consulting.

Why Work for GDC?

  • Cutting Edge Technology and Innovation
  • Career Growth Opportunities
  • Employee-Centric Environment
  • Comprehensive Benefits Package
  • Holiday and Vacation

Equal Opportunity Workplace:

GDC is proud to be an equal opportunity workplace and is an affirmative action employer. We are committed to equal employment opportunity regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. All qualified applicants will receive consideration for employment.

#IND 

Visit our Career Center for the latest employment opportunities.

© Global Data Consultants, PA USA

Qualifications:
  • 3+ years of hands-on experience with 3CX or comparable VoIP platforms.
  • Strong understanding of SIP and VoIP technologies.
  • Strong networking fundamentals including TCP/IP, VLANs, DHCP, DNS, NAT, routing, and QoS.
  • Experience configuring and troubleshooting firewalls.
  • Experience deploying and supporting IP phones.
  • Experience troubleshooting VoIP call-quality issues.
  • Strong analytical and troubleshooting skills.
  • Ability to work independently on complex technical issues.
  • Ability to communicate technical information effectively to both technical and non-technical customers.
  • Experience working in an MSP or managed-services environment preferred.
  • Ability to manage multiple customer projects and support issues simultaneously.
  • Valid driver's license and ability to travel to customer locations as required.
Education:UNAVAILABLEEmployment Type: UNAVAILABLE

Apply