Mercury Mission Systems International SA (MMSI) in Geneva specializes in designing, manufacturing, and maintaining complex, high‑performance safety‑ and mission‑critical avionics and defense computing systems. We are a subsidiary of Mercury Systems Inc., a U.S.-based company.
Mercury Systems is currently seeking an experienced EMEA Controller. If you thrive in a fast‑paced environment and enjoy working on multiple projects simultaneously, this is the place for you.
MISSION
The EMEA Financial Controller oversees all financial operations across multiple global manufacturing sites, ensuring accuracy, compliance, and strategic alignment with corporate objectives. This role leads financial reporting, drives operational efficiency, strengthens and owns internal controls. The ideal candidate brings deep manufacturing finance expertise, strong cross‑border experience, and the ability to operate in a fast‑paced, matrixed environment.
POSITION SUMMARY
* Establish, maintain, and execute the organizations financial and operating controls, processes, policies, and systems
* Oversight of day-to-day accounting activities including Accounts Payable (AP)/ Accounts Receivable (AR)/ General Ledger (GL)/ Inventory Cost Accounting/ Revenue Recognition/ VAT/ coordination of taxes for the Mercury EMEA entities (Switzerland, Spain, and the UK)
* Manage a matrixed accounting team in Switzerland, Spain, and the UK, partnering with EMEA Finance
* Oversee consolidation of EMEA financial statements in accordance with local regulations/U.S. GAAP
* Support monthly, quarterly and annual closing procedures including review of journal entries/support in accordance with local accounting regulations and support consolidation to U.S. GAAP
* Manage monthly account reconciliations and integration of new sites to the electronic system where necessary (Blackline)
* Manage and facilitate statutory audits for EMEA subsidiaries (Switzerland, Spain, and the UK) and support requests on the consolidated U.S. GAAP integrated audit
* Coordinate with corporate accounting & internal audit teams to ensure compliance with SOX and internal controls
* Proactively work with corporate accounting & internal audit teams to review and update processes/controls as necessary
* Partner with corporate tax team and coordinate with external service provider's preparation of annual statutory tax filings for EMEA entities (Switzerland, Spain, and the UK)
* Primary point of contact with external contract manufacturing partner on reporting and accounting of monthly activities
* Manage monthly and annual payroll procedures with external providers including ad-hoc queries related to payroll
* Facilitate the end-to-end cash management process for EMEA sites (Switzerland, Spain, and the UK) including coordination with corporate treasury team
* Coordinate banking transition with EMEA Treasury team
* Champion digital transformation initiatives, including ERP optimization and automation of financial processes
* Standardize financial processes across regions to improve accuracy, efficiency, and transparency
* Support budgeting and forecasting owned by local EMEA Finance and corporate FP&A teams in accordance with local regulations and U.S. GAAP
* Build strong working relationships and alignment with local and corporate finance and accounting functions
* Manage and facilitate various ad-hoc queries
* Travel to various sites (primarily to Switzerland, Spain, and the UK) from time to time to support various accounting initiatives
* Equivalent accreditation as a Certified Accountant or Chartered Accountant or (brevet Federal in Accounting in Switzerland)
* Previous experience working in multiple ERPs with Oracle being preferred
* Fluency in English required with additional languages including French or Spanish are preferred.
PROFILE
* Bachelor's degree in Accounting, or related field.
* Prior experience working as a financial controller and/or a financial statement auditor preferred
* Approximately 7-12 years of experience with 3-5 years of experience managing employees
* Exposure to managing individuals and teams across multiple countries both on-site and remote
* Strong working knowledge of financial statement preparation and reporting, operating with multiple currencies, consolidations, revenue recognition of both over-time and point-in-time contracts, inventory costing, management of end-to-end processes for AR, AP, and GL accounting
* Previous experience in Aerospace and Defense or any manufacturing environment is preferred
* Advanced working experience of Microsoft Excel, Word, and PowerPoint
Why Join Mercury
Mercury Systems is a global leader in delivering trusted, secure, mission‑critical technologies that make a real difference in the aerospace and defense industries. Our solutions power more than 300 essential programs, helping our customers achieve mission success with speed, confidence, and innovation.
Headquartered in Andover, Massachusetts, and supported by design and manufacturing sites worldwide, Mercury engineers, adapts, and builds cutting-edge technologies designed to meet both today's and tomorrow's most complex challenges.
What we Offer
* Challenging, high‑impact projects
* Work on advanced technologies and mission‑critical programs.
* Flexible working hours, including up to 12 Fridays off per year
* Supporting balance and productivity.
* Continuous learning and development
* Access to training, upskilling, and career‑growth opportunities.
* Well‑being platform
* Holistic support for your physical and mental well‑being.
* Inclusive culture
* A workplace where every voice is heard and valued.
* Mentorship program
* Learn from industry experts and grow your career intentionally.
* Responsibility and autonomy
* Freedom to make decisions and deliver meaningful impact.
Our People
At Mercury, people are at the heart of our purpose:
"Innovation That Matters. By and For People Who Matter."
We are innovators, engineers, problem‑solvers, and collaborators. We work on technology that truly makes a difference and we care deeply about the people behind the work. Our teams support each other, challenge each other, and push boundaries together. When the stakes are highest, we never compromise. If you're driven to create meaningful impact, you'll thrive in a company already doing exactly that.
Our Culture
We are committed to making Mercury a great place to work—everywhere our employees operate. We offer a relaxed, supportive, and engaging environment where people can grow, learn, and feel valued.
* We help and care for one another and work as one team.
* We believe in transparency and open communication at all levels.
* We invest in lifelong learning, offering rich training and skills‑development programs.
* Whether you're early in your career or a seasoned professional, your contributions matter—and we ensure they are recognized and rewarded.
==>Join us and be part of a company where innovation and people truly come together.