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HIT Communications

Technical Pre-Sales Engineer – UC/CX

HIT Communications

. Support the sales team in developing technical solutions for customers .

Posted 11/8/2026full-timeSão Paulo • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in designing telecommunications and IT solutions, including VoIP, cloud PBX, and contact center technologies. Proficient in gathering and analyzing technical requirements, developing solution proposals, and collaborating with cross-functional teams.

Highest-signal resume keywords
VoIP KnowledgeTelecommunications Solution DesignIntegration with CRMs and ERPsTechnical Proposal DevelopmentExperience with Microsoft Teams Phone

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
VoIPSIPCloud PBXContact CenterWebhooksOmnichannelCTIDirect RoutingSBCREST APIs
Tools & Technologies
Microsoft Teams PhoneSalesforceWhatsApp Business Platform
Industry Keywords
Technical SolutionsRFPRFIRFQCall FlowsService FlowsVoice TopologiesHybrid Work Arrangement

Tech Stack

Tools & technologies
CloudVoIP

About the role

Key responsibilities & impact
  • Support the sales team in developing technical solutions for customers
  • Understand customer requirements together with the sales team
  • Gather and analyze technical and business requirements
  • Design telecommunications and IT solutions across networks, connectivity, cloud, security, VoIP, and SaaS
  • Develop technical architectures, diagrams, and solution proposals
  • Size resources, capacity, users, extensions, concurrent channels, agent positions, and licenses
  • Prepare cost estimates and support technical pricing
  • Support technical and commercial proposals, including RFPs, RFIs, and RFQs
  • Participate in customer meetings, presentations, demonstrations, workshops, and POCs
  • Validate the technical, operational, and financial feasibility of solutions
  • Collaborate with engineering, operations, vendors, and integration/development specialists
  • Stay up to date on technologies and market trends
  • Support the handover to implementation and project teams
  • Conduct contact center discovery, mapping channels, volumes, queues, call flows, and customer journeys
  • Develop call and service flows and voice topologies
  • Map integrations with CRMs, ERPs, and WhatsApp Business
  • Document porting and number migration assumptions, as well as network requirements for voice, during the handover

Requirements

What you’ll need
  • Bachelor’s degree or Technology degree
  • Knowledge of VoIP, SIP, cloud PBX, Contact Center, Webhooks, Microsoft Teams Phone, Omnichannel, CTI, Direct Routing, SBC, REST APIs, CRMs, AI applied to customer service, WhatsApp Business Platform, and Salesforce
  • Ability to design telecommunications and IT solutions
  • Experience with or knowledge of IP telephony, cloud PBX, Microsoft Teams Phone, Contact Center, Omnichannel, IVR, and call recording
  • Knowledge of integrations with CRMs, ERPs, and WhatsApp Business
  • Knowledge of SIP trunking, SBC, and Direct Routing
  • Availability to work in a hybrid arrangement in São Paulo

Benefits

Comp & perks
  • Meal voucher
  • Dental insurance
  • Salary advance
  • Transportation allowance
  • Health insurance
  • Telemedicine and laboratory services
  • Wellhub
  • Christmas gift basket
  • Day off
  • Life insurance
  • Childcare assistance
  • Career development plan