Junior Accountant; AP

Position: Junior Accountant (AP+AR)
# Junior Accountant (AP+AR)
Hot JobLSO East NH - Somersworth, NH 03878## Overview Level Entry ## Description### Launch Your Accounting Career Behind Life-Saving Medical Devices At Life Science Outsourcing (LSO), the numbers are never just numbers. As a medical device contract manufacturer operating under FDA regulations and ISO 13485 standards, we depend on financial records that are accurate, timely, and audit-ready, because everything we build ends up in the hands of a patient.

The Junior Accountant keeps the payables and receivables engine running so quality products ship on time and within budget.

If you are starting your accounting career and want a role where the details genuinely matter, where a mentor invests in your growth, and where you will learn modern AI and automation tools most entry-level jobs never touch, this role was built for you. Recent graduates are encouraged to apply.### What You’ll DoAs a key member of our Finance team reporting to the Controller, you will own the day-to-day flow of accounts payable and accounts receivable, serving as a vital link between vendors, customers, and our operations floor.
** Accounts Payable
*** Receive, verify, and reconcile vendor invoices against purchase orders and receiving documentation so every payment goes out right the first time.
* Record payments, prepare payment runs, and keep vendor accounts accurate and current.
* Respond to vendor inquiries promptly and professionally, resolving billing discrepancies at the source.
** Accounts Receivable
*** Generate and issue customer invoices accurately and on schedule, keeping cash flowing into the business.
* Apply incoming payments, monitor outstanding balances, and assist with collections follow-up.
* Reconcile customer accounts and research payment discrepancies until the numbers tie out.
** Reconciliation & Record-Keeping
*** Reconcile assigned accounts and play a hands-on role in the month-end close.
* Maintain organized historical records, from check stubs to bank receipts, so answers are always a file away.
* Support the team with data entry and routine accounting tasks that keep the books clean.
** Compliance & Controls
*** Follow internal controls and company policies in every AP and AR activity.
* Protect the organization by keeping financial information strictly confidential.
* Support quarterly and year-end audits by providing requested documentation.
** Cross-Functional Support
*** Partner with purchasing, receiving, and operations to resolve invoice and payment questions.
* Take on ad hoc projects and analyses that stretch your skills beyond the day-to-day.## Qualifications### What You Bring
** Skills & Experience
*** High school diploma or equivalent required; associate degree or coursework in Accounting, Finance, or Bookkeeping preferred.
* 0 to 2 years of relevant experience. If you are a recent graduate seeking your first real accounting role, we want to hear from you.
* Working understanding of basic accounting principles, including AP, AR, and invoice reconciliation.
* Proficiency in Microsoft Office, especially Excel, plus Word and Outlook.
* Comfort learning an ERP or accounting system;
Deacom experience is a plus, not a requirement.
* Ability to communicate effectively, both orally and in writing.
** Mindset & Impact
*** Detail-oriented to the core: a transposed digit bothers you until it is fixed.
* Organized and steady when invoices stack up and deadlines compete.
* Curious about AI and automation, and eager to apply modern tools that make routine AP and AR work faster and more accurate. Hands-on experience is a bonus; willingness to learn is what matters.
* A team player who takes direction well, asks smart questions, and wants to grow with a team that will invest in you.
** Nice to Have
*** Exposure to a manufacturing or contract manufacturing environment.
* Familiarity with vendor relations or customer billing.
* Certificate in Accounting or Bookkeeping.
* Hands-on use of AI or automation tools to reduce repetitive data entry and manual processing.## Why Join LSO?
* Do work you can point to: your accuracy directly supports life-saving medical devices reaching real patients.
* Start on a genuine launch pad: this role was designed as the foundation for a career on our finance team, with mentorship directly from the Controller.
* Build skills that compound: hands-on training in ERP systems plus AI and automation tools for modern accounting.
* Gain regulated-industry experience inside an FDA registered, ISO 13485 certified manufacturer, a credential that travels well.
* Join a PE-backed organization with the growth trajectory to expand your scope over time.## Work Environment
* On-site, full-time at the Somersworth, NH facility.
* Primarily a professional office environment within an FDA 21 CFR Part 820 and ISO 13485 regulated contract manufacturing operation.
* Requires the ability to sit and view a computer monitor for extended periods.
* Involves moving between floors and departments, including walking up and down…