Administrative Assistant

Job Description

Job Description

Job Summary

Administrative Assistant Mission Advancement
Full-Time

Salary Range: $21.00 – $27.00 per hour

Welcome to Mercy, where the mission meets you.

About Us

The Sisters of Mercy of the Americas are sustained and inspired by a relationship with God and one another, responding with vision and compassion to the needs of people who are poor, sick, and uneducated. Rooted in a deep commitment to social justice, mercy, and service, our mission shapes every aspect of our work—including how we engage with donors, partners, and communities.

Employees of the Sisters of Mercy extend this mission daily by supporting ministries that advance dignity, equity, and care for those most in need. If you are someone who values purpose-driven work and wants to contribute to meaningful impact, this may be the right place for you.

The Mission Advancement Administrative Assistant plays a key role in supporting the Office of Mission Advancement. This position helps strengthen relationships between the Sisters of Mercy, donors, and professional partners through high-quality administrative support, communication, and coordination.

This role requires a highly organized, self-motivated individual who can manage multiple priorities, maintain strict attention to detail, and work independently while supporting a mission-driven team.

You will support donor engagement, financial processing, and office operations, including:

Donor Stewardship & Engagement

• Prepare and send donor acknowledgements, cards, and communications in a timely manner

• Coordinate volunteer support for donor outreach and thank-you efforts

• Support donor giving circles, including scheduling, records, minutes, and mailings

• Assist with donor estate files and gift processing follow-up

• Contribute to donor communications, appeals, and mission advancement materials

Financial & Administrative Support

• Process deposits and donor contributions using scanning systems and financial tools

• Enter and monitor invoices and generate check requests

• Support reconciliation of donations and financial records

• Assist with monthly reporting and annual audit preparation

Office Operations

• Serve as the first point of contact for the Mission Advancement office

• Manage incoming/outgoing mail, supplies, and office equipment needs

• Prepare correspondence, reports, and internal communications

• Maintain organized records and documentation

• Support general office workflow and administrative needs

Additional Responsibilities

• Maintain a safe, professional, and respectful work environment

• Follow all organizational policies, procedures, and confidentiality standards

• Contribute to a collaborative, mission-centered office culture

Required Qualifications

• Minimum of 2 years administrative assistant experience (or equivalent education/experience)

• Strong proficiency in Microsoft Office 365, including Teams, SharePoint, and mail merge

• Excellent attention to detail, grammar, spelling, and written communication skills

• Ability to manage multiple priorities, meet deadlines, and work independently

• Strong interpersonal skills and professional judgment

• Commitment to maintaining donor confidentiality

Preferred Qualifications

• Experience in a religious organization or nonprofit advancement environment

• Commissioned Notary Public

• Familiarity with donor systems, fundraising, or financial reconciliation processes

• Understanding of advancement principles and data integrity

• Alignment with the mission and values of the Sisters of Mercy

This is more than an administrative position—it is an opportunity to directly support mission advancement work that sustains ministries serving people in need. Every task contributes to strengthening relationships, supporting generosity, and advancing the works of mercy.

If you are detail-oriented, reliable, and motivated by meaningful work, we invite you to apply.