GTM Engineer

About the Role

This is a hands-on, high-ownership role at a fast-growing AI voice and communication startup. As GTM Engineer, you will own the entire outbound engine, building and scaling the email marketing infrastructure that drives qualified pipeline for a product serving small and medium-sized businesses.

What You'll Do

• Build and operate high-volume sending infrastructure across dozens of mailboxes and domains, scaling safely to six or seven figures of emails per month.

• Manage email deliverability end-to-end, including domain setup, warmup sequences, SPF/DKIM/DMARC configuration, bounce hygiene, and inbox placement optimization.

• Write and test cold email copy that sounds human and converts, going well beyond generic templates.

• Own list building and data quality to ensure outreach consistently reaches the right prospects.

• Design and run A/B tests on subject lines, messaging, send times, and targeting to continuously improve conversion rates.

• Manage the MarTech and CRM stack, integrating tools such as Smartlead or Instantly to automate and scale outreach.

• Turn campaign data into actionable insights that feed the sales pipeline.

What We're Looking For

• 3 or more years of hands-on experience building and operating high-volume email outreach infrastructure at scale.

• Deep expertise in cold email deliverability: domain reputation management, SPF/DKIM/DMARC, warmup protocols, bounce management, and inbox placement strategies.

• Proven experience managing dozens or hundreds of mailboxes and domains across platforms such as Smartlead, Instantly, or equivalent tools.

• Strong copywriting skills, with a track record of writing cold email copy that converts at scale with a genuine, human tone.

• Experience building and managing prospect lists and data pipelines for outbound campaigns.

• A data-driven approach to experimentation and conversion rate optimization.

• Proficiency with modern MarTech and CRM platforms for managing outbound workflows.

• Familiarity with B2B SaaS outbound motions and sales development workflows is a plus.

• Experience with AI voice agent or conversational AI products is a plus.

• Native-level German and fluent English are required.

• Local work authorization in Austria is required; visa sponsorship is not available.

Compensation & Benefits

Salary range: 80,000 to 100,000 EUR annually.

Location

On-site in Vienna, Austria.