California Ocean Science Trust is hiring a Senior Communications Officer who will lead the organization's day-to-day communications, translating complex ocean science and policy work for funders, state leaders and scientific partners, stewarding OST's external voice, and managing its website, email and social media channels. The position pays $80,000-$95,000 per year, is remote for California residents, and is open until filled, with first consideration for applications received by November 15, 2026. Position is located in Remote (US).