Join Horizon Stack and be part of a team redefining what is possible in operations. We are well-funded with the resources of a scale-up and the speed of a startup. As a Principal Project Manager, you will have real ownership, meaningful impact, and the flexibility to work how you work best.

What You'll Do:
- Identify bottlenecks and implement scalable process improvements
- Own and optimize end-to-end operational processes and workflows
- Support resource planning and capacity management initiatives
- Coordinate with vendors, partners, and external stakeholders
- Build dashboards and reporting systems to track operational KPIs
- Manage cross-functional project delivery from planning to completion
- Facilitate agile ceremonies and keep teams aligned on priorities

What We're Looking For:
- Demonstrated impact at the company or industry level
- Strong external presence through publications, talks, or open source
- Exceptional ability to communicate complex ideas to all audiences
- Experience shaping long-term technical vision and strategy
- 10+ years of deep expertise in your domain

What We Offer:
- Competitive salary with equity or performance bonuses
- Unlimited PTO and company-wide recharge days
- Company-wide team retreats twice per year
- Fully remote — work from anywhere in the world
- Parental leave and family-friendly policies

To apply, send your resume and a short note about why you are excited about this role. We review every application and respond within 5 business days.