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.