Financial Controller

About Sine Engineering

Sine Engineering builds the technology behind reliable drone autonomy, including communications, navigation, and control systems that enable coordinated multi-drone operations at scale. More than 200 UAV manufacturers rely on our technology, and our solutions power many of today's active interceptor operations.

Through our dual-use platform, we support civilian innovation while helping democratic nations strengthen their technological advantage.

Any drone. Any scale. Anywhere.

We build resilient communication, navigation, and coordination systems for the age of autonomy.

About the Role

We are looking for a Financial Controller to join our finance team in Tampere. This is a full-time, permanent position.

In this role, you will be at the center of our revenue, fixed asset and working capital processes, working closely with our local Financial Manager, our global accounting team and both local and global colleagues across Sales, Supply Chain and Procurement.

With us you will learn, develop, and grow right alongside a fast-moving global company working in an interesting field.

Location: Tampere, on‑site

Key responsibilities

• Coordinate sales invoicing and accounts receivable. Making sure invoices are accurate, follow up on payment terms and advance payments, and support collections.

• Ensure correct revenue recognition and cut-off, reconcile sales revenue, and prepare sales-related accruals and provisions.

• Maintain the fixed asset register for tangible and intangible assets, including additions, disposals, write-offs, transfers and depreciation plans.

• Work with the Financial Manager on capitalisation decisions, assets under construction, capitalised development costs and impairment testing.

• Monitor capital expenditure against budget and run physical fixed asset counts and controls.

• Prepare financial reporting, payment claims and audit documentation for publicly funded projects, including cost eligibility checks and personnel cost calculations, together with project managers and auditors.

• Monitor and report on net working capital, especially inventory, together with Sales, Supply Chain and Procurement. Spot improvement opportunities and escalate them where needed.

• Support the purchase process by developing the process flow, monitoring payments and maintaining the purchase approval tool.

• Contribute to month-end and year-end closing, including reconciliations, and support our global accounting team.

What we require

To succeed in this role, you should have:

• A degree in accounting, finance or business administration.

• Around 3–5 years of hands-on accounting experience, including month-end and year-end closing.

• Solid knowledge of Finnish accounting standards (FAS). Familiarity with IFRS, especially revenue recognition, fixed assets and impairment.

• Experience with accounts receivable, revenue cut-off, accruals and reconciliations.

• Understanding of fixed asset accounting, including capitalization, depreciation and assets under construction.

• Experience with ERP systems (Microsoft Dynamics Business Central is an advantage).

• An analytical, accurate and well-organized approach, with the ability to handle several deadlines at once.

• Good communication and cooperation skills for working with Sales, Supply Chain, Procurement, managers and auditors.

• Fluent English and Finnish language skills.

What we see as a plus

• Experience in international / multi-entity structures

What We Offer

Paid Time Off

You are entitled to an annual holiday 4 + 1 weeks from the start

Health & Wellness Package

• Lunch Benefit: daily lunch allowance up to the tax‑free limit as a fringe benefit.

• Sport & Culture: annual budget for gyms, sports activities, cultural events, and hobbies.

• Wellbeing Allowance: additional allowance for massage and other wellness support.

• Extended Occupational Healthcare: enhanced coverage including partial dental care.

• Accident Insurance (24/7): full coverage for accidents during both work and free time.

• Business Travel Insurance: coverage for work‑related travel.

• Snacks & Office Comforts: coffee, snacks, fruits and other office perks.

Work Model

• Flexible Working Hours: core hours from 10:00 to 15:00.

• No‑Crunch Policy: no systematic overtime; overtime is compensated or reimbursed.

• Meeting‑Light Culture: protected focus time and minimal unnecessary meetings.

Growth & Innovation

• High‑End Equipment: premium laptop, monitor, and peripherals.

Travel & Mobility

• Business Travel Expenses: full coverage of tickets, accommodation, and transportation.

• Per Diem (Vero Max): daily allowances according to the maximum tax‑free Vero rates.

Impact & Culture

• Low‑hierarchy, engineering‑driven environment with strong autonomy and zero micromanagement.

Culture Statement

Don’t meet every requirement? Research shows that many candidates hesitate to apply unless they meet every qualification. At Sine Engineering, we value authenticity and encourage you to apply even if your experience doesn’t perfectly match every listed requirement. You might be the ideal candidate for this role- or for another opportunity with us.

Join our dynamic team and play a key role in shaping the future of UAV technology.

Some questions?

If there is something in your mind, you can send your question to [email protected]. Please note that we don't accept applications via email.

Privacy Notice

By applying for this position, you consent to the processing of your personal data for recruitment purposes.

Your data will be handled in accordance with the EU General Data Protection Regulation (GDPR) and the Finnish Act on the Protection of Privacy in Working Life. We will retain your application data for up to 2 years, unless you consent to a longer retention period.

You may request access, correction, or deletion of your data at any time by contacting: [email protected]