Office Manager & Executive Assistant (Based in London)

About Us

BW ESS is a global energy storage owner-operator, moving with speed to develop and build market-leading energy storage projects across multiple countries. Typically working with local development partners, the business is active in the UK, Australia, Italy, Germany, and Sweden. It has more than 500MWh of operating BESS projects, with over 1GWh under construction and a development pipeline of about 7GW. BW ESS has a strategy to hold assets for the long-term, taking a hands-on approach to unlock value throughout the energy storage asset lifecycle. Part of BW Group, BW ESS can leverage a global industry network, as well as decades of experience in energy infrastructure investment, delivery, and operation.

Job Overview

We are currently seeking a highly organized and proactive Office Manager & Executive Assistant to join our dynamic team. This dual-role position is integral to maintaining smooth day-to-day office operations while providing high-level administrative support to our senior executives. The ideal candidate will be a proactive problem-solver with exceptional communication skills and a keen attention to detail. This role comes with great power to build a productive and efficient workspace, as well as to oversee daily office operations. If you thrive in a fast-paced and collaborative environment and excel at multitasking, we would love to hear from you.

Key Responsibilities

• Executive Assistant Duties:

• Provide comprehensive administrative support to senior executives, including calendar management, meeting coordination, travel arrangements, and expense reporting.
• Prepare presentations, reports, and documents on behalf of executives.
• Coordinate internal and external meetings, including logistics and agendas.
• Act as a liaison between executives and internal/external stakeholders.
• Handle confidential information with discretion and professionalism.
• Other ad hoc administration duties as required.

• Oversee day-to-day office operations to ensure a productive and well-organized workspace.
• Manage relationships with vendors, service providers, and building management.
• Monitor office supplies and place orders as needed.
• Welcome visitors to the office.
• Coordinate onboarding and offboarding processes for London-based staff.
• Support company events, team meetings, and office initiatives.
• Ensure compliance with health and safety regulations in the office.

Your Profile

• Minimum 5 years of experience as an Executive Assistant, Office Manager, or similar role.
• Experience working in an international company.
• Bachelor’s degree or equivalent.
• Native or fluent English speaker.
• Strong organizational and time management skills with exceptional attention to detail.
• Excellent written and verbal communication skills.
• Strong ability to multitask.
• Friendly and upbeat demeanor.
• Enjoy working in a fast-paced environment; ability to adapt quickly to changing demands.
• High level of discretion and professionalism in handling sensitive information.
• Proficient in Microsoft Office Suite (Outlook, Word, Excel, PowerPoint), Adobe Acrobat, and digital collaboration tools (e.g., Zoom, Google Meet).
• Ability to work independently and take initiative in a dynamic environment.
• Can-do mindset.

Our Culture

BW ESS is on a mission to implement a culture of freedom and responsibility, high-performing excellence, minimal processes and policies, and regular honest feedback. We have an inclusive culture that values different perspectives and life experiences. We believe that our international team of diverse backgrounds, perspectives, and experiences is what makes us strong.

What we offer you

You deliver top class performance and responsibility, and we deliver top class pay and freedom. In addition to a top of market pay, additional benefits may apply.