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Senior Accountant

Critical MassSan Jose, CR

Finance and accountingSenior3+ yrs
Source-verified: read directly from this employer's own greenhouse job board, not a repost.Posted (6 months ago)Last verified (today)

At a glance

Location
San Jose, CR
Workplace
Not stated
Pay
Not published by the employer
Employment type
Not stated
Experience
3+ years
Education
No degree requirement stated
Job family
Finance and accounting
Seniority
Senior
Posted by employer
10 March 2026
Last verified open
7 September 2026
Region and country
CR
Team
Finance
Listed via
Greenhouse

What the employer wrote

We seek a highly skilled and experienced Senior Accountant to join our dynamic finance team in San José, Costa Rica. This role will be instrumental in ensuring the accuracy and integrity of our financial reporting, managing complex accounting processes, and providing crucial support to the financial management. The ideal candidate will possess a strong understanding of accounting standards, tax regulations, and financial compliance, along with advanced analytical and problem-solving skills.

 

You will:  

• Prepare and analyze financial reports, ensuring compliance with IFRS, US GAAP, or NIIF standards

• Manage month-end, quarter-end, and year-end closing processes, including account reconciliations and journal entries

• Oversee general accounting functions, providing support to financial management. Ensure the accuracy and efficiency of accounting processes, preparing monthly, quarterly, and annual working papers

• Ensure standards and policies are adhered to, and internal controls are in place to support accounting processes and Sarbanes Oxley requirements

• Maintain a thorough understanding of Costa Rican tax regulations, auditing requirements, and fiscal laws. Ensure compliance with Free Trade Zone regulations

• Manage and analyze cash flow, providing insights and recommendations to optimize it

• Support internal and external audits, ensuring compliance with accounting standards and regulatory requirements

• Utilize and maintain accounting software, ensuring data integrity and efficient reporting

• Identify and implement process improvements to enhance efficiency and accuracy in accounting operations

 

You have:  

• 3 to 5 years of experience in accounting, auditing, treasury, cash flow management, or finance

• Proven experience in financial reporting, account reconciliations, and closing processes

• Strong knowledge of accounting standards (IFRS, US GAAP, NIIF), tax regulations, and financial compliance

• Proficiency in accounting software

• Advanced cash flow management expertise

• Knowledge of taxation, auditing, fiscal regulations, and Free Trade Zone laws

• Strong attention to detail, organizational, and analytical skills

• Leadership and teamwork abilities

• Effective communication and time management

• Financial analysis and strategic decision-making

• Acts with integrity and responsibility in fund and asset management

• Familiarity with foreign currency transactions is a benefit

• B2 English Level

 

Nice to have:

• Leadership skills      

 

What We offer:      

• Global maternity and parental leave     

• Work-life balance    

• Competitive benefits packages     

• Vacation, compassionate leave, wellness days, and flex days     

• Access to online services for families and new parents    

• Diversity and Inclusion Board with 13 affinity groups     

• Internal learning and development programs     

• Asociación Solidarista - You can join voluntarily  

 

 

“The Talent Team at Critical Mass is focused on ensuring we provide the best training, onboarding, and employee experience possible !   Our new hires & employees are the future of our organization, and we want to set you up for long-term success .   In an effort to do so, we expect our team to work from an office a minimum of  3 days a week .   The ask stems from our want to:    

     

Strengthen opportunity for continuous learning    

Improve collaboration and team relationships.    

Increase employee engagement    

     

We understand that not everyone may feel comfortable with this expectation, so we ask that you please let us know immediately if there are any concerns so we can help navigate accordingly.”    

 

 

  Critical Mass is an equal opportunity employer. 

Critical Mass uses artificial intelligence in our recruitment process to enhance job postings, filter keywords during the review of prospective candidates, and, in some cases, transcribe interviews with our recruiters. Human review remains central to the process, and all hiring decisions are ultimately made by our team.

The Critical Mass Talent Acquisition team will only communicate from email addresses that use the URLs criticalmass.com, omc.com   and   us.greenhouse-mail.io . We will not use apps such as Facebook Messenger, WhatsApp, or Google Hangouts for communicating with you. We will never ask you to send us money, technology, or anything else to work for our company. If you believe you are the victim of a scam, please review your local government consumer protections guidance and reach out to them directly.

If U.S. based:   https://www.consumer.ftc.gov/articles/job-scams#avoid If Canada based:   https://www.canada.ca/en/services/finance/consumer-affairs.html If U.K. based:   https://www.gov.uk/consumer-protection-rights If Costa Rica based: https://www.consumo.go.cr/educacion_consumidor/consejos_practicos.aspx  

Where this record came from

Read from Critical Mass's own Greenhouse job board on , and last confirmed still open on . The employer published it on 10 March 2026. Jobsearch.ing did not write, edit or rank this posting, and does not vet the employer. View the original posting.

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