Danny Steyner Chaves Gonzalez
Danny Steyner Chaves Gonzalez

Senior Pre-Sales Solutions Engineer | UCaaS & Cybersecurity

Not looking · Member since 10 Sep 2026
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Location
San José, Costa Rica
Desired salary
Unspecified
Work preference
Remote Only
Experience level
Senior

About

Professional summary

I am a Senior Pre-Sales Solutions Engineer with more than seven years of experience designing, positioning, and delivering enterprise UCaaS, VoIP, connectivity, and cybersecurity solutions across Costa Rica and Latin America.

I specialize in SIP trunking, SBC architecture, Microsoft Teams Direct Routing, OpenScape/Unify, CCaaS, and carrier-grade voice integrations. I design secure communication platforms for enterprise environments ranging from 500 to 2,000 users.

I combine unified communications expertise with a strong cybersecurity and networking background, including SASE, Zero Trust, NGFW, SD-WAN, QoS, and cloud security. This allows me to address both communication performance and security requirements in end-to-end solution designs.

I regularly lead technical workshops, product demonstrations, proofs of concept, RFx responses, and executive-level presentations. I translate complex technical requirements into practical architectures, proposals, and business-focused outcomes.

I am fully bilingual in Spanish and English and hold a B.Sc. in Telecommunications Engineering. I am currently pursuing a Master's degree in Cybersecurity while continuing to build expertise in automation, cloud security, and secure enterprise communications.

Skills

28 capabilities

Tech stack & tools

Working toolkit

Application Hosting

Languages & Frameworks

Experience

Career history

B2B Senior Pre-Sales Solutions Engineer — UCaaS & Connectivity Liberty Costa Rica

I lead end-to-end pre-sales and solution design for enterprise UCaaS deployments supporting 500 to 2,000 users. My work includes OpenScape/Unify SBC architecture, SIP trunk provisioning, Microsoft Teams Direct Routing, carrier-grade connectivity, and cloud UC migration designs.

I design CCaaS architectures, IVR and call-routing flows, omnichannel integrations, and contact center agent environments. I also conduct VoIP QoS assessments, recommend voice VLAN and DSCP policies, and design secure SD-WAN and SASE overlays with encrypted SIP trunks and Zero Trust controls.

I lead technical workshops, proofs of concept, demos, and RFP/RFx responses for executive stakeholders, converting complex communications and security requirements into business-aligned proposals.

Pre-Sales Engineer — UC, Networking & Security TD SYNNEX

I delivered pre-sales technical support for Palo Alto Networks and Riverbed solutions, including NGFW, Prisma Access, SASE, SD-WAN, and secure network architectures supporting enterprise UC and cloud communications deployments.

I performed application-layer traffic analysis using DPI and NetProfiler to identify VoIP quality issues and correlate network performance with UC platform behavior. I also conducted solution workshops and created bills of materials and technical proposals for multiple enterprise opportunities across Latin America.

Pre-Sales Engineer — Electronic Security & Communications Hikvision Latam

I designed and delivered customized enterprise communication and electronic security solution proposals. I conducted technical presentations for C-level and technical decision-makers, aligning solution capabilities with customer requirements.

I collaborated with sales and engineering teams to produce tailored pre-sales designs and support the integration of communication and security technologies.

Technical Support Analyst G4S

I resolved technical escalations through structured troubleshooting, root-cause analysis, log review, and network diagnostics. This role built my foundation in incident response and technical problem resolution.

I documented resolution procedures and contributed to the knowledge base, helping reduce recurring incidents and improve team resolution times.

Education

Learning history

European Business School

Master's, Cybersecurity

Master's in Cybersecurity, currently in progress.

Universidad Fidelitas

Bachelor of Science, Telecommunications Engineering

B.Sc. in Telecommunications Engineering.

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