Join Opportunity Green as Senior Manager in Climate Diplomacy – Apply by August 10, 2026 @Unknown

Job Summary

Job Title: Senior Manager, Climate Diplomacy
Organization: Opportunity Green
Location: Remote (UK or Belgium) – London/Brussels or elsewhere in the respective countries
Closing Date: August 10, 2026
Contract: Permanent
Salary: UK: £60,000 per annum / Belgium: €5,028.74 per month
Work Schedule: 4-day full-time workweek (Monday – Thursday)

About Opportunity Green

Established in 2021, Opportunity Green is a rapidly growing non-profit organization dedicated to combating climate change by building coalitions, supporting climate-vulnerable countries in international negotiations, and developing innovative legal pathways.

The Climate Diplomacy team focuses on reducing emissions from high-emitting sectors through multilateral negotiations, with a particular emphasis on securing climate finance and advocating at key international forums such as the IMO, ICAO, and FAO.

Role Overview

Opportunity Green seeks a Senior Manager to expand its engagement across high-emitting sectors, primarily focusing on aviation and the International Civil Aviation Organization (ICAO).

The role involves developing diplomatic advocacy strategies, building international coalitions, and supporting climate-vulnerable countries in negotiations to increase climate ambition and secure equitable outcomes.

Key Responsibilities

• Support efforts to foster international coalitions that accelerate climate action and promote climate justice.
• Engage with policymakers, civil society, and climate-vulnerable countries to develop and deliver diplomatic advocacy.
• Lead relationships with ICAO delegations, manage engagement strategies, and prepare technical reports and briefings for international meetings.

• Collaborate with analytics, advocacy, legal, and communications teams to amplify impact and ensure strategic messaging.
• Contribute to fundraising efforts through meetings with funders and report writing.
• Provide leadership and support to the Climate Diplomacy team, ensuring alignment with organizational strategy.
• Manage line responsibilities in the future as the role develops.

Location Options

• UK: London-based (2 days/week in-office) or remote within the UK, with travel to London twice a month.
• Belgium: Brussels-based (2 days/week in-office) or remote within Belgium, with bimonthly travel to London.

Candidate Profile

Essential Experience

• Passion for climate change mitigation and international diplomacy.
• Existing international networks, especially in relevant sectors.
• Proven experience in multilateral negotiations and policymaker engagement.
• Excellent communication, negotiation, and collaborative skills.

Desirable Skills & Experience

• Deep understanding of international climate policy and influence strategies.
• Extensive networks with policymakers and stakeholders, especially from climate-vulnerable countries.
• Knowledge of aviation decarbonization and ICAO negotiations.

• Media engagement experience and public speaking skills.
• Critical thinking, independence, and creativity.
• Commitment to diversity, inclusion, and Opportunity Green’s mission.

Diversity & Inclusion Statement

Opportunity Green values diversity and strives for equitable employment practices.

They actively encourage applications from underrepresented communities, including people with disabilities, from the global majority and marginalized communities.

Benefits & Support

UK

• Salary: £60,000 + 10% pension.
• 4-day work week.
• 20 days’ holiday + bank holidays.

• Progressive family leave policy (26 weeks paid parental leave).
• Flexible hybrid working.
• Professional development budget and opportunities.

Belgium

• Salary: €5,028.74/month + 8% pension.
• 20 days’ holiday + Belgian holidays.
• 4-day work week.
• Support for professional growth and flexible work arrangements.

Application Process

Applicants are asked to remove identifiable information from their CVs to minimize unconscious bias.

The deadline is August 10, 2026, at 9:00 am BST.

For questions or to request reasonable adjustments, contact recruitment@opportunitygreen.org.

Candidates shortlisted will be invited for online interviews (w/c August 24), followed by in-person interviews in London or remotely, with travel reimbursement provided.

Opportunity Green Senior Manager, Climate Diplomacy – Apply now !