Senior PM: Multi‑Product B2B SaaS Strategy & Delivery

Momentum Labs; United States; Remote; USD 140,000 - 190,000; Full time

Job summary

Momentum Labs is seeking a Senior Product Manager to own product strategy and execution across a growing portfolio of B2B SaaS companies. You will move between research, analytics, roadmaps and specifications.

You will collaborate with founders, engineering, design, marketing, sales and customer success to translate customer problems into clear requirements and define success metrics. This hands-on role emphasizes discovery before engineering and requires strong written and verbal English.

Qualifications

• Significant experience as a Product Manager or Senior Product Manager on B2B SaaS products.
• Proven ownership of products from discovery through launch, measurement and iteration.
• Strong product judgement and the ability to prioritize under uncertainty.
• Decisions grounded in customer research, product analytics and business metrics.
• The ability to work across several products at once.
• A strong grasp of SaaS metrics: activation, retention, churn, expansion, conversion and lifetime value.
• Experience working directly with engineers and designers in fast-moving teams.
• Clear product writing, without unnecessary bureaucracy.
• Strong written and spoken English.

Responsibilities

• Own product strategy and roadmaps across several B2B SaaS companies.
• Find and rank opportunities by customer need, business impact, market data and technical complexity.
• Work closely with the founders, engineering, design, marketing, sales and customer success.
• Turn customer problems and business goals into clear product requirements.
• Define success metrics and check whether each release moved them.
• Run customer interviews, analyze feedback and separate high‑value insights from feature requests.
• Improve onboarding, activation, retention, engagement and monetization.
• Write clear product briefs, user stories and acceptance criteria.
• Lead product discovery before engineering time is committed.
• Explain product decisions clearly, including what will not be built and why.

Skills

Product leadership

B2B SaaS

Roadmapping

Customer research

Analytics

Product discovery

User stories writing

English proficiency

Job description

Momentum Labs is seeking a Senior Product Manager to own product strategy and execution across a growing portfolio of B2B SaaS companies. You will move between research, analytics, roadmaps and specifications.

You will collaborate with founders, engineering, design, marketing, sales and customer success to translate customer problems into clear requirements and define success metrics. This hands-on role emphasizes discovery before engineering and requires strong written and verbal English.