Accounts Assistant

Costello Medical

. Support a wide range of financial tasks and processes for Costello Medical’s North American financial function .

Posted 9/24/2026full-timeBoston • Massachusetts • United StatesJunior💰 $52,000 - $55,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in financial processes, including ledger management, reconciliations, and financial reporting, while effectively utilizing tools like Rapport3 and AccountsIQ. Strong numerical skills and attention to detail support efficient expense management and budgeting activities.

Highest-signal resume keywords

Ledger ManagementFinancial ReportingExcel VLOOKUPRapport3AccountsIQ

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

BookkeepingData ReconciliationBudgetingForecastingExpense Management

Soft Skills

Attention to DetailOrganizational SkillsWritten CommunicationVerbal CommunicationCollaboration

Tools & Technologies

Microsoft OfficeExcel Pivot TablesConcurAIQRapport3

Industry Keywords

Financial ProcessesCost ManagementSupplier InvoicesCredit Card TransactionsAdministrative Systems

About the role

Key responsibilities & impact

Support a wide range of financial tasks and processes for Costello Medical’s North American financial function
Process supplier invoices, credit card transactions, and internal expenses
Perform bookkeeping across group companies using AIQ, Rapport3, and Concur
Support financial reporting and data reconciliation activities
Advise scientific teams on expense management and invoicing procedures
Identify and suggest improvements to financial and administrative systems
Assist with budgeting, forecasting, and month-end processes
Reduce the administrative burden placed on others
Receive comprehensive one-on-one training on technical responsibilities and project management
Participate in telephone and office interviews, including a collaborative assessment

Requirements

What you’ll need

A relevant educational background or at least one year of experience working in a finance-related role
Experience supporting ledger management, reconciliations, and financial reporting
Excellent numerical skills and strong attention to detail
Strong written and verbal communication skills
Exceptional organizational skills and ability to prioritize tasks effectively
Ability to plan and manage own workload, meet deadlines, and collaborate effectively
Interest in and aptitude for mastering new systems and internal processes
Experience using Microsoft Office applications, particularly Excel VLOOKUP and pivot tables
Practical experience using Rapport3 and AccountsIQ platforms is desired
Understanding of other financial systems is desired
Right to work in the US independently from the company; temporary visa holders such as OPT may be considered
Resume and cover letter required; cover letter must explain suitability and interest with supporting examples

Benefits

Comp & perks

Hybrid working options allowing work from home up to 50% of the time
Generous vacation allowance: 23 days, increasing by 1 day per year to a maximum of 27 days
6 public holidays plus 1 floating holiday
Flexible working hours
Private medical insurance with a company contribution
Dental and vision coverage
401k plan with up to a 5% employer match
Life insurance
Comprehensive travel insurance
Full funding for external training and education
Paid study leave
Regular company-funded social activities
Discretionary profit share bonus paid twice per year
One-on-one training from experienced team members
Employees may work outside Massachusetts for up to 4 weeks annually