VoIP Senior Systems Architect

Position Summary:

We are looking for a Senior VoIP System Architect to join our Defense Solutions System Engineering team, working on large-scale, complex and mission-critical communication systems.

In this role, you will lead the design and integration of advanced VoIP solutions in highly secured environments, working closely with customers and cross-functional teams across the full project lifecycle.

Key Responsibilities

• Lead end-to-end technical ownership of projects, working directly with internal and external stakeholders

• Design and integrate Ribbon VoIP solutions with customer environments and 3rd-party systems

• Define system requirements based on customer needs and translate them into R&D deliverables

• Oversee solution design, integration, acceptance testing (ATP), and deployment into customer networks

• Support troubleshooting of complex, multidisciplinary systems together with Professional Services teams

• Collaborating with cross-functional teams throughout the project lifecycle

• Analyze system performance and recommend improvements

• Stay up to date with Ribbon solutions to support future expansions and upsell opportunities

Must Have Qualifications

• Israeli Citizen

• Minimum 5 years of experience in VoIP System Architecture / Professional Services / Tier-3 Support

• Strong understanding of SIP protocol and SBC functions

• Hands-on experience debugging SIP in VoIP networks

• Strong knowledge of networking protocols (TCP/IP, DNS, DHCP, VLANs)

• Excellent problem-solving skills and attention to detail

• Ability to work independently and as part of a team

• Fluent in English & Hebrew (written and spoken)

• Willingness to travel abroad (up to 4 times per year)

• Ability and willingness to undergo a high-level security clearance process

Preferred Qualifications

• Bachelor's degree in electrical engineering, Computer Science, or a related field

• Experience with cloud-native environments

• Existing Israeli MoD security clearance – a strong advantage Collaboratesecure,.

Please Note:

'All qualified applicants will receive consideration for employment without regard to race, age, sex, color, religion, sexual orientation, gender identity, national origin, protected veteran status, on the basis of disability, or other characteristic protected by applicable law.'