Job Description
Broad outline of the Role:
We are looking for an experienced Manager - Solutions Engineering (Voice & UCaaS) to design and deliver enterprise grade voice and unified communications solutions. This is a high ownership individual contributor role focused on solution architecture, technical leadership, and close collaboration with presales, product, service delivery, and OEM partners.
You will play a critical role in shaping customer solutions across Unified Communications, SIP trunking, and cloud contact center ecosystems, while ensuring regulatory compliance and seamless customer onboarding.
We are looking for a senior voice and UC solutions architect who can independently own complex enterprise designs, partner confidently with presales and product teams, and deliver scalable, compliant UCaaS solutions globally.
Minimum Qualifications & Experience:
Typical Past Roles
Senior Solutions Engineer - Voice / UC
UC Architect / Voice Architect
Technical Presales - Voice & Collaboration
SIP / SBC Solution Specialist
Required Skills & Experience:
Education: B.E. / B.Tech or equivalent
Experience: 7-11 years in the telecom domain, with strong hands on experience in enterprise voice and UCaaS solutions
Proven expertise in designing and validating end to end voice and UC architectures, including large scale or non standard enterprise deployments
Strong knowledge of SIP Trunking, PSTN, SS7 signaling, IP telephony, BYOC, and voice networking fundamentals
Solid understanding of security best practices for voice and UC solutions (TLS, certificates, SBC security, media protection)
Working knowledge of telecom regulatory and compliance requirements across multiple geographies
Foundational networking knowledge (MPLS, VLANs, VRF, BGP, DNS, NAT, firewall traversal, QoS)
Exposure to cloud and virtualized environments such as Azure, AWS, VMware, and hybrid cloud deployments
Preferred Certifications (not mandatory):
SSCA, CCNA, CCNP, or equivalent

Industry Exposure:
Telecom service providers
UCaaS / CPaaS vendors
Cloud contact center ecosystems
Large enterprise IT / voice transformation programs

Other Knowledge & Skills:
Key Competencies
Excellent written and verbal communication skills
Strong analytical and troubleshooting capabilities
Ability to translate business requirements into technical solutions
Comfort working independently in high pressure, customer facing environments
Collaborative mindset with the ability to engage cross functional and global stakeholders
Continuous learning attitude and curiosity for emerging technologies

Key Responsibilities:
Design and architect Voice and UCaaS solutions under the Interaction Fabric portfolio, including Microsoft Teams (Direct Routing & Operator Connect), Cisco Webex Calling, SBC architectures, PSTN interconnects, numbering plans, and high availability designs.
Provide end to end solution design for enterprise telephony deployments, including on prem, hybrid, and cloud architectures, SIP trunking, advanced call routing, geo redundancy, and phased migrations from legacy platforms.
Design and support BYOC solutions for platforms such as Zoom, Genesys, Amazon Connect, Google, and NICE, with strong expertise in SIP signaling, media flows, QoS, and SBCs.
Act as technical solution owner for large and complex RFPs/RFIs, including solution architecture, compliance mapping, and detailed technical responses.
Collaborate closely with Presales, Product, Regulatory teams, and global telco/OEM partners to validate solution feasibility and deliver competitive proposals.
Ensure solutions comply with global and in country telecom regulations, including DoT, FCC, OFCOM, ILD/NLD guidelines, CLI norms, emergency calling, and PSTN interconnect requirements.
Create solution documentation such as HLDs, solution designs, reference architectures, and Bill of Quantities (BoQ) aligned to customer requirements.
Support customer onboarding and provide L4 level technical assistance to service delivery teams for complex engineering or troubleshooting scenarios.
Participate in technical deep dives and roadmap discussions with OEMs and strategic partners to stay current on platform enhancements and industry trends.
Collaborate closely with Presales, Product, Regulatory teams, and global telco/OEM partners to validate solution feasibility and ensure accurate, competitive proposals.
Architect and solution Voice & UCaaS offerings under the Interaction Fabric product, including Microsoft Teams (Direct Routing, Operator Connect), Cisco Webex Calling, SBC architecture, PSTN interconnects, numbering strategy, and high availability designs.

Technical Expertise (Must Have):
Voice & UC Technologies
SIP trunking, PSTN interconnects, SS7
SBCs (Oracle, Ribbon, AudioCodes or similar)
Microsoft Teams (Direct Routing, Operator Connect)
Cisco Webex Calling
Enterprise telephony design (on prem, hybrid, cloud)
BYOC & Cloud Platforms
Zoom, Genesys, Amazon Connect, NICE, Google
SIP signaling, media flows, QoS, latency management

Architecture & Design:
High availability and geo redundant designs
Numbering plans, call routing, migration strategies
HLDs, solution design documents, BoQs
Networking & Security
MPLS, VLAN, VRF, BGP, DNS, NAT
TLS, certificates, SBC security, media protection
Regulatory Awareness
In country and global telecom regulations
CLI norms, emergency calling, ILD/NLD, PSTN compliance

Behavioral Traits & Soft Skills:
How They Work
Operates with high ownership and minimal supervision
Thinks in architectures, not just configurations
Comfortable with ambiguity and non-standard customer demands
Balances technical depth with business pragmatism
Communication Style
Clear and structured communicator
Can translate business problems into technical solutions
Confident in customer facing and executive discussions

Collaboration:
Works seamlessly with presales, product, regulatory, delivery, and OEM teams
Values documentation, repeatability, and best practices

Motivations & Career Drivers:
What Attracts Them
Designing large scale, global enterprise solutions
Exposure to cutting edge UCaaS and cloud ecosystems
Working on complex, high impact deals and architectures
Technical credibility and ownership without people management overhead

Manager - Business Collaboration