About MoOngy
Founded in 2005, MoOngy is an international group specialized in Engineering and IT, operating across Europe and North Africa.
With a presence in 14 countries, more than 40 entities, and 9,500 talents, we continue to grow every day thanks to one simple thing: people who are genuinely passionate about technology and innovation.
The Role: Billing & Operational Control Officer (Junior)
Location: Lisbon
Work Model: Hybrid (2x per week at the office), but the first six months are office-based full-time
️ Languages: English (Mandatory) | French and Spanish (Nice to have)
✅ Eligibility: Currently living in Portugal and legally authorized to work there
We’re looking for a motivated and detail-oriented Junior Billing & Operational Control Officer to join our team. If you’re starting your career in finance or operations and enjoy working with numbers, data accuracy, and cross-functional collaboration, this could be the perfect opportunity for you.
What you'll do:
- Support the validation and consolidation of monthly billing data - Monitor consultant allocation and time tracking records - Help identify and correct data inconsistencies - Assist in the management of purchase orders and contract documentation - Support invoice preparation and issuance processes - Assist with client onboarding activities, including compliance and documentation checks - Collaborate with finance, operations, and commercial teams on daily activities - Contribute to process improvement initiatives and reporting activities
What we're looking for:
- Experience in billing, finance, administration, operations, or a related area (internships included) - Strong attention to detail and organizational skills - Analytical mindset and willingness to learn - Good knowledge of Excel (mandatory) - Experience with ERP systems or Power BI is a plus - Basic understanding of invoicing or financial processes is an advantage - English mandatory | French or Spanish is a plus - Degree in Economics, Management, Finance, Accounting, or a similar field
Moongy:
-
Innovation & Impact: Play a central role in driving the future through creative solutions -
Challenging projects: Modern environments, real impact, zero boredom. -
Continuous learning: Trainings, certifications, and structured career growth. -
Team spirit: An international community where collaboration means something. -
Diversity & inclusion: At MoOngy, everyone belongs — no fine print.
Diversity & Inclusion
At MoOngy Group, we are committed to equality and diversity. We foster a safe, inclusive, and respectful environment where everyone has equal opportunities.
We do not discriminate based on age, origin, gender, sexual orientation, disability, or any criterion unrelated to skills and merit.
Billing & Operational Control Officer (Junior) • Lisbon, Portugal
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