Philanthropy Officer

The Humane League

. Develop and execute cultivation, solicitation, and stewardship strategies for 501(c)(3) and 501(c)(4) fundraising .

Posted 9/28/2026full-timeRemote • United StatesMid-LevelSenior💰 $95,684 - $116,586 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in developing and executing tailored fundraising strategies, managing high-value donor portfolios, and securing significant gifts. Proficient in writing proposals and grant applications while fostering strong relationships with donors and stakeholders.

Highest-signal resume keywords

Fundraising ExperienceMajor Gifts FundraisingProposal WritingDonor Relationship ManagementPortfolio Management

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Fundraising StrategiesProposal WritingGrant ApplicationsBudget DevelopmentDonor Engagement StrategiesData AnalysisFinancial ReportingEvent PlanningDonor Database ManagementCultivation and Solicitation

Soft Skills

Interpersonal SkillsRelationship ManagementCommunication SkillsMentoringCollaboration

Industry Keywords

501(c)(3) Fundraising501(c)(4) FundraisingHigh-Net-Worth IndividualsPhilanthropyEffective AltruismDonor Advised FundsLegacy GivingCapital CampaignsTrust-Based RelationshipsGlobal Organization

About the role

Key responsibilities & impact

Develop and execute cultivation, solicitation, and stewardship strategies for 501(c)(3) and 501(c)(4) fundraising
Manage a portfolio of approximately 100 high-net-worth individuals in the Western or Eastern United States
Secure five- to six-figure gifts and create individualized annual donor engagement strategies
Qualify, cultivate, and close major gifts for a forthcoming capital campaign
Expand the donor base and secure meaningful multi-year commitments
Prepare proposals and grant applications for major donors and foundations
Partner with Finance to develop proposal budgets and grant reports
Identify, cultivate, and secure new philanthropic relationships
Build relationships within key donor communities, including Effective Altruism networks
Develop donor recommendations involving legacy giving, foundation partnerships, and Donor Advised Funds
Build and sustain trust-based donor relationships throughout the donor lifecycle
Deliver tailored proposals, impact reports, and donor communications with Programs staff and senior leadership
Maintain accurate donor database records
Plan and execute donor cultivation and fundraising events, including in-person, conference, virtual, small-scale, and peer-to-peer events
Partner with the Donor Care team to engage donor volunteers
Partner with the CEO and senior leadership on high-level donor engagement strategies
Prepare briefings, messaging, and solicitation plans for six- to seven-figure gifts
Coach Programs staff and organizational leaders on donor communication and representation
Represent THL’s mission, strategy, and impact to donors and external audiences
Collaborate with Development colleagues to identify, qualify, and upgrade major-giving prospects
Mentor and support the Philanthropy team and contribute to process improvements
Foster a collaborative, inclusive team environment
Travel domestically and internationally at least four times per year and occasionally work nights and weekends
Report to the Sr. Director of Global Philanthropy

Requirements

What you’ll need

5+ years of demonstrated fundraising, philanthropy, or donor relations experience for an organization of 5M or more
At least 1–2 years in major gifts fundraising
Strong track record of cultivating, soliciting, and securing five- to seven-figure gifts
Experience managing high-value donor portfolios
Exceptional interpersonal and relationship-management skills
Ability to develop and execute tailored fundraising strategies
Experience writing proposals, grant applications, and grant reports
Highly effective verbal and written communication skills
Ability to translate complex programs and priorities into clear, compelling donor-facing materials
Ability to collaborate across functions and levels, mentor team members, and partner with and coach senior leadership
Experience identifying, qualifying, and advancing prospects through the donor pipeline
Ability to navigate complex challenges, identify innovative solutions, and adapt strategies
Data-informed judgment and discretion handling sensitive donor and organizational information
Strong time management and organizational skills
Ability to develop and interpret budgets and financial information
Compliance with cash-handling best practices and confidentiality requirements
Ability to operate effectively within a global organization with cultural awareness
Authorization to work in the United States and perform the role from within the United States or a U.S. Territory
Applications and supporting documents must be submitted in English

Benefits

Comp & perks

Full medical coverage
Optional dental and vision packages
Paid sick leave
401(k) retirement plan with matching
Pet care and Rx discount plans
Working from home
Up to 16 weeks of paid parental leave for eligible employees
Wellness benefits
Paid holidays
Flexible vacation time
Professional development
Supportive environment
Reasonable accommodations throughout hiring and employment for qualified individuals with disabilities