Accounting Intern - SeaTac

18000 International Blvd, Sea Tac, WA 98188, USA

Posted Monday, March 9, 2026 at 10:00 AM

Lynden Incorporated is seeking an Accounting Intern to join our Sea Tac-based team. Join a team that will teach you—work alongside our Financial Services team to build real‑world skills, gain mentorship, and earn experience you can confidently put on your resume. This is a non‑safety sensitive position.

Are you awesome? We’re hiring! Join a stable, family ‑
owned company with 40+ years of no layoffs and a collaborative team‑focused culture.

Who we are:

Lynden is a family‑owned transportation and logistics company helping customers balance speed and budget with shipping via air, land, or sea. Our corporate office, home to 190 employees, supports 15 Lynden companies and more than 2,500 employees. With 40+ years of no layoffs, we offer you long‑term stability in a career that’s as rewarding as it is an adventure!

What You Will Be Doing

• Reconcile accounts and financial records by performing research, documenting account and record status, and recording correcting entries as needed.
• Research or enter information in our system to assist various departments, inquire on or update accounts, facilitate replies to customers or vendors, prepare bills, receipts, checks, or other documents.
• Assist with unclaimed property filing
• Support our Credit team by assisting with credit applications and credit limit review
• Provide phone support, interacting with other employees, customers, and vendors.
• Map and document business processes.
• Assist with projects on an as‑needed basis such as organizing information, presenting information, creating documents, working on company SharePoint sites, developing training modules or training documentation, etc.
• Complete various journal entries as needed.
• May be required to facilitate meetings, gather information from various personnel and summarize information in a clear, logical format.
• Participate in learning and networking opportunities such as:
  • Tours of our local Lynden Operating Companies.
  • Informational lunches with executives across Operations, Marketing, HR, Legal, Finance and Company Presidents.
  • Assisting with employee events including the Lynden summer barbecue.
  • Intern team building activities.
  • Presenting group projects to Lynden executives.

This is a paid, full‑time internship (40 hours/ week) for 10‑12 weeks. Attendance and punctuality are important to show you’re dedicated to learning.

What’s In It for You:

• Paid sick leave
• Cell Allowance: $10 per month
• Mental health programs (in‑office and virtual)
• No‑cost Employee Assistance Program (EAP)
• Career advancement through internal promotions – we’ve hired 5 interns from recent programs

What We Need from You (required)

• Currently enrolled in undergraduate accounting or finance program and have at least one year of college with some course work in accounting, business, or finance.
• Must have strong Excel skills and be familiar with Microsoft Word and Outlook.
• PowerPoint, SharePoint, and Tableau experience is appreciated.

Your Schedule

• We offer a flexible start window between 7:00am and 8:00am Monday – Friday.
  • To support team coordination, you are expected to begin work at the same selected time each day.

Why should you join us?

• We’re ethical and human. We don’t get everything perfect, but we try hard. When we miss the mark, we own it and make it right.
• We work as a collaborative team built on respect and support.
• Our casual office includes an on‑site gym, free parking and easy access to Link Light Rail.

Fine Print:

All employment offers are contingent on a satisfactory background check and pre‑employment drug screen, excluding marijuana where prohibited by law. Random drug testing does not include marijuana for non‑safety‑sensitive positions in Washington

Lynden Incorporated is an equal opportunity employer and does not discriminate based on any protected status.