[Skip to main content](#main-content) [ OpenNash ](https://opennash.com/) / [Jobs](https://jobs.opennash.com/) [ 01 Search jobs](https://jobs.opennash.com/search/)[ 02 Companies](https://jobs.opennash.com/explore/)[ 03 Hiring report](https://jobs.opennash.com/reports/hiring/)[ 04 AI assistants](https://jobs.opennash.com/connect/)[ 05 How it works](https://jobs.opennash.com/methodology/) Mosaic · Tampa, US, FL # Benefits Manager Tampa, US, FL Manager or lead Listed on Mosaic’s official careers site. Posted October 22, 2026. Check that it is still open and apply there. [Apply on Mosaic’s careers site →](https://mosaic.wd5.myworkdayjobs.com/mosaic/job/US---Tampa-FL-Lithia-area/Benefits-Manager_65246-1) [OpenNash Jobs](https://jobs.opennash.com/) / [Mosaic](https://jobs.opennash.com/companies/mosaic/) / Benefits Manager ## Job description The Mosaic Company (NYSE: MOS) is the world’s leading integrated producer of concentrated phosphate and potash—two of the three most important nutrients in agriculture. We employ more than 13,000 people in six countries to serve farmers all over the world. Our Headquarters is in Lithia, Florida with operations throughout North America (U.S./Canada) and South America. At Mosaic We Help the World Grow the Food it Needs - Apply today and join our team! The North America Benefits Manager is accountable for regional program performance, financial stewardship, supplier strategy, population-health insights, and regulatory oversight. The role independently evaluates program performance and risk, develops recommendations and business cases, and leads cross-functional implementation of approved health, welfare, retirement, leave, wellness, and related strategies across the United States and Canada. What you’ll do? Lead North America benefits program performance management, including utilization review, cost and trend analysis, ROI, benchmarking and market studies, and make recommendations for improved management. Monitor population health, wellness, disability, pharmacy, behavioral health, retirement, leave patterns, and engagement trends to develop recommendations and implement programs intended to improve workforce health outcomes and program sustainability. Develop and present recommendations, business cases, budget management options, employee cost-share modeling, plan design options, and work with partners to implement changes. Manage benefits financial stewardship, including budgeting, forecasting, renewals, variance analysis, accounting and reserves coordination, actuarial valuations, dashboard analysis, and executive reporting. Lead supplier strategy and performance management, including network and service evaluation, compensation and fee analysis, clinical-program review, member experience, contractual agreements, and cost-containment opportunities. Recommend supplier interventions, corrective actions, program changes, and sourcing strategies. Establish supplier performance expectations, scorecards, service-level metrics, audit requirements, and corrective-action plans. Hold suppliers accountable for performance and lead resolution of material service, financial, compliance, and member-experience issues Support labor relations and union negotiations by developing benefits analyses, proposals, costing, benchmarking, and subject matter input in partnership with Legal, Labor Relations, and HR partners. Oversight for compliance and regulatory filings, assessing new requirements, fiduciary governance process, policy administration, financial controls, and documentation. ### What you’ll need A Bachelor’s degree in Human Resources, Business Administration, Finance, Public Health, Economics or related field. 8+ years of progressive experience in health, retirement, wellness, and time-off benefits management, vendor management, financial management, compliance and regulatory, analytics, population health, and HR operations. CEBS, CBP, SHRM-SCP, SPHR preferred Consulting experience preferred Communications experience preferred Working knowledge of Canadian benefit programs, benefits regulatory considerations, vendor landscape, and Defined Benefit Pensions preferred Business judgment to balance business priorities, employee experience, financial stewardship, compliance, risk, and operational feasibility. Ability to influence cross-functional partners including HR, Legal, Finance, Payroll, EBS, Public Affairs, EHS, Labor Relations, IT, Procurement, and external suppliers. Strong data storytelling, dashboard development and interpretation, ROI analysis, and ability to translate complex benefits data into actionable leadership recommendations. People management experience preferred Ability to translate complex Benefits topics into concise recommendations, manager resources, employee communications, and leadership materials. Strong project management discipline, attention to detail, and comfort managing multiple programs, suppliers, deadlines, governance requirements, and escalations. Advanced proficiency in Microsoft Office Suite (Excel, PowerPoint, Word, Outlook, and Teams). Experience with Human Resources Information Systems (HRIS) and benefits administration platforms. Experience using AI tools preferred Workday experience preferred Proficiency with data analysis, reporting, dashboards, and visualization tools preferred Experience with data warehouse preferred What's in it for you: A competitive base salary + bonus incentives 11 paid holidays each year A generous 401k with a company match and annual company contribution Paid sick leave Paid vacation time A robust benefits package which includes Medical, Dental, and Vision insurance, life & disability Tuition reimbursement Paid Paternity/Maternity Leave #LI-KM1 ## At a glance - Posted by the employer: Oct 22, 2026 - First seen by OpenNash: Oct 25, 2026 - Last checked: Nov 1, 2026 - Listed for: 10 days - Location: Tampa, US, FL[Apply on Mosaic’s careers site →](https://mosaic.wd5.myworkdayjobs.com/mosaic/job/US---Tampa-FL-Lithia-area/Benefits-Manager_65246-1) ## Hiring at Mosaic - Open jobs: 95 - New in the last 7 days: After two weekly collections - Tracked since: Jul 12, 2026 [All Mosaic jobs](https://jobs.opennash.com/companies/mosaic/) · [Weekly hiring report](/reports/hiring/) ## More jobs at Mosaic ### [AI Solutions Analyst](https://jobs.opennash.com/companies/mosaic/jobs/67a6bcd54791a1ea54dd/) Tampa, US, FL ### [Artificial Intelligence Co-Op/Intern - Spring 2027](https://jobs.opennash.com/companies/mosaic/jobs/40abe696a7ec6db73b62/) Tampa, US, FL ### [Reclamation Geotechnical Specialist - Document Control](https://jobs.opennash.com/companies/mosaic/jobs/a5c7b0af5f90a1520371/) Tampa, US, FL ### [Accountant - Enterprise Business Services](https://jobs.opennash.com/companies/mosaic/jobs/1570757ee47b8c41e87e/) Tampa, US, FL ### [Advocacy Communications Lead](https://jobs.opennash.com/companies/mosaic/jobs/ea7c91bb5b36b6c8c706/) Tampa, US, FL ## Similar jobs at other companies ### [Benefits Specialist](https://jobs.opennash.com/companies/fastenal/jobs/ceac5fdcc29e7c1d2be7/) Fastenal · Winona, MN ### [Specialist, Benefits - Global Industrial](https://jobs.opennash.com/companies/genuine-parts/jobs/2849989ad20c71deead5/) Genuine Parts · Birmingham, AL ### [Benefits Specialist - Health and Welfare](https://jobs.opennash.com/companies/cargill/jobs/f5197e142e21bba4d9f1/) Cargill · Wayzata, Minnesota ### [Benefits Administration Manager - Global Industrial](https://jobs.opennash.com/companies/genuine-parts/jobs/5da86eaa8b17718eea35/) Genuine Parts · Birmingham, AL ### [Senior Product Associate, Card Benefits Experience](https://jobs.opennash.com/companies/jpmorganchase/jobs/8bff7ad94ab9d0721048/) JPMorganChase · Plano, TX, United States OpenNash lists jobs from employers’ own careers sites and does not handle applications. Dates come from the employer where stated; “first seen” and “last checked” are our own observations. [ OpenNash ](https://opennash.com/) AI-native services firm that builds custom software and 24/7 AI agents. OpenNash Jobs is an OpenNash Applied AI project. [Book time with OpenNash](https://calendly.com/opennash/new-meeting?hide_gdpr_banner=1) Jobs - [Search jobs](https://jobs.opennash.com/search/) - [Companies](https://jobs.opennash.com/explore/) - [Hiring report](https://jobs.opennash.com/reports/hiring/) - [AI assistants](https://jobs.opennash.com/connect/) - [How it works](https://jobs.opennash.com/methodology/) OpenNash - [opennash.com](https://opennash.com/) - [Services](https://opennash.com/ai-agent-consulting/) - [OpenNash CX](https://opennash.com/cx/) - [AI Tools](https://opennash.com/ai-tools/) - [Blog](https://opennash.com/blog/) - [About](https://opennash.com/about/) Contact - [hello@opennash.com](mailto:hello@opennash.com) - [LinkedIn](https://www.linkedin.com/company/opennash) - [Support](https://jobs.opennash.com/support/) - [Privacy](https://jobs.opennash.com/privacy/) - [Terms](https://jobs.opennash.com/terms/) © 2026 OpenNash, Inc. Company names and public job postings belong to their respective owners. Employers control source availability and application decisions.