Sales Development Representative – SaaS, Network Security

Whistle & Whistle

Sales Development Representative building relationships with clients and helping them with email and network security solutions. Focused on DMARC experience and customer engagement.

Posted 6/3/2026full-timeCape Town • 🇿🇦 South AfricaJuniorMid-LevelWebsite

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

cold callingprospectingnetwork protection solutionsemail securityDMARC

Soft Skills

communicationinterpersonal skillsrelationship buildingobjection management

Tools & Technologies

LinkedInApolloLushaCognismZoominfoCRM systems

Industry Keywords

B2B TechSaaSsecurity solutionsproduct adoptionrevenue growth

Tech Stack

Tools & technologies

Apollo

About the role

Key responsibilities & impact

Communicating with current customers, understanding their needs, and helping them adopt and expand security solutions.
Work closely with account managers to strengthen customer relationships.
Increase product adoption and support overall revenue growth.

Requirements

What you’ll need

Native or professional-level English proficiency, with clear and concise communication.
>2 years in cold calling, with proven experience using multiple outreach channels (phone, LinkedIn, email.)
Experienced in prospecting own leads using tools such as LinkedIn/ Apollo/ Lusha/ Cognism/ Zoominfo.
Comfortable using CRM systems to manage prospects and track outreach.
Experience in B2B Tech or SaaS is required.
Preferred experience would include Solutions related to network protection or email security - DMARC experience is a strong advantage.
Excellent communication and interpersonal skills with the ability to build rapport and effectively manage objections.

Benefits

Comp & perks

travel allowance
food included
all required hardware supplied