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Senior Sales Development Representative, DACH

Horizon3.ai
Hybrid (Amsterdam, Netherlands) Full Time Negotiable Sep 23, 2026

About the Job

Horizon3 is a fast-growing cybersecurity company dedicated to the mission of enabling organizations to proactively find and fix and verify exploitable attack vectors before criminals exploit them. Our flagship product, the NodeZeroTM platform, delivers production-safe autonomous pentests and other key assessment ope...

We are a fusion of former U.S. Special Operations cyber operators, startup engineers, and formerly frustrated cybersecurity practitioners. We're committed to helping solve our common security problems: ineffective security tools, false positives resulting in alert fatigue, blind spots, "checkbox” security culture, c...

We are looking to build out our Sales Development Representative (SDR) in EMEA. Founded in 2019 by industry, US Special Operations, and US National Security veterans, you'll get to work alongside an extremely knowledgeable and supportive team. From facilitating initial conversations to developing team-wide best prac...

Key Responsibilities

We are looking to build out our Sales Development Representative (SDR) in EMEA. Founded in 2019 by industry, US Special Operations, and US National Security veterans, you'll get to work alongside an extremely knowledgeable and supportive team. From facilitating initial conversations to developing team-wide best practices, you will be an integral member of our growing sales organization. In sum, your responsibility will assist with expanding our customer base, generate potential leads, solicit potential customers, facilitate sales and connect customers with the right salesperson.
Identify and secure new sales opportunities by initiating outbound cold calls, crafting compelling emails, leveraging social media platforms, and tapping into various communication channels.
Promptly follow up with inbound leads to ensure no opportunity is missed, demonstrating attentiveness and professionalism in every interaction.
Use professional communication skills and create an excellent first impression to prospects. Instigate a strong strategy to attract customers, using email and call scripts.
Utilize prospecting and research tools like LinkedIn Sales Navigator, Seamless.ai, etc. to coordinate with assigned reps to identify potential opportunities; implement effective handoff plans, and prepare for qualification calls and discovery meetings with target prospects.
Manage scheduling and calendaring of sales calls, emails and other engagements.
Keep track of leads and execute with agility by developing and following up.
Effectively collaborate and work cooperatively with cross-functional teams (Product, Engineering, Legal, Policy, Operations, etc.) across initiatives.
Strategise with the team to innovate and improve the overall sales development process.
Stay up to date and informed with product and service information. Maintain expected knowledge of the products to answer potential questions from customers.
Setting, monitoring, and striving to exceed sales goals, ensuring consistent progress towards achieving targets.
This position is based in our Amsterdam office, with hybrid working model.
Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee. Duties, responsibilities, and activities may change at any time with or without notice.
In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Required Skills & Abilities

At least 1 years experience working in a Sales Development role.
At least 6 months experience in the information security, cybersecurity, or SaaS space.
University degree or equivalent work experience.
Knowledge of online privacy, security standards, and product compliance (e.g. internet of secure things).
Collaborate with cross-functional teams (Product, Engineering, Marketing, etc.).
Partnership development experience, including identifying partners, and structuring and discussing agreements.
Exhibit problem-solving qualities including an entrepreneurial and creative approach, persistence, attention to detail, and demonstrated collaboration instincts.
Experience with software like Outreach.io, Zoominfo, and Salesforce CRM.
Fluency in English and German required
Occasional travel within EMEA may be required. All job-related travel expenses must be reviewed and approved by your manager.

Qualifications

Experience: 1 years experience

Apply now

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