Administrative Assistant, Billing & AR

HAND OVER HAND LLC • Morris Plains, NJ

21h • $18 - $22 • Remote

About The Position

This isn’t just an administrative role; it’s a critical support position that helps keep services moving for the families who rely on us every day. As the Administrative Assistant, Billing & AR, you’ll play an essential role in supporting operational workflows across billing, authorizations, credentialing, client onboarding, and client services. Your organization, responsiveness, and attention to detail will directly impact the efficiency of our operations and the experience families have with Hand Over Hand. In a fast-paced, growing behavioral health environment, your ability to keep systems organized, communications flowing, and documentation accurate helps ensure continuity of care and operational excellence.

Requirements

• High school diploma or equivalent required
• 1–3 years of administrative or operational support experience preferred
• Experience in healthcare, ABA, behavioral health, or medical office settings preferred
• Familiarity with EMR systems, spreadsheets, and administrative tracking systems preferred
• Strong written and verbal communication skills
• Excellent organizational skills and attention to detail
• Ability to maintain confidentiality and handle sensitive information professionally

Nice To Haves

• Highly organized and naturally detail-oriented
• A proactive problem-solver who enjoys creating structure and keeping things on track
• Comfortable balancing multiple priorities in a fast-paced environment
• A strong communicator who approaches families and colleagues with professionalism and empathy
• Adaptable, dependable, and eager to support wherever needed
• Someone who takes pride in accuracy, responsiveness, and teamwork

Responsibilities

• Support day-to-day administrative workflows across Billing & Accounts Receivable functions
• Manage documentation, data entry, tracking systems, and operational records with precision
• Provide responsive, professional communication to parents, team members, and external stakeholders
• Help track insurance authorizations, provider credentialing, and compliance-related documentation
• Support process improvements, workflow organization, and cross-functional administrative initiatives
• Collaborate across departments to ensure operational continuity during periods of growth and change

Benefits

• Medical
• Dental
• Vision
• 401(k)
• PTO
• Sick time

What This Job Offers

• Job Type: Full-time
• Career Level: Entry Level
• Education Level: High school or GED