Job description

The Role What You'll Do What You'll Bring Why Join

Working pattern: Full-time

Focus: Italian BESS portfolio, with support to the global BW ESS portfolio

The Role

As Grid Manager, you will lead the grid compliance process for our Italian battery storage portfolio and support the wider BW ESS global portfolio when needed.

This role is pivotal to successful grid connection, from receiving the grid connection offer through to grid compliance testing and project COD.

What You'll Do

Grid compliance delivery. Manage the end-to-end grid compliance process for large-scale battery storage projects in Italy, keeping every project aligned with its timelines and regulatory requirements.
Codes and standards. Ensure adherence to Italian grid codes and technical standards, drawing on your understanding of local regulations.
Stakeholder interface. Act as the primary interface with grid operators and external technical consultants. Coordinate with Transmission System Operators (TSOs) and consultants to secure timely approvals and compliance.
Power system design. Produce high-level power system designs, including single line diagrams and key equipment specifications, for projects at FEED stage.
EPC coordination. Coordinate EPC design, testing and commissioning relating to grid compliance requirements.
Proactive problem solving. Drive progress and resolve issues before they become delays.
Global support. Support projects across the global portfolio as needed.

What You'll Bring

At least 3-5 years' experience in a similar position
Degree in electrical engineering or a similar discipline
Strong understanding of Italian grid connection processes
Good understanding of Italian grid codes and relevant technical standards
Good understanding of power systems and key power apparatus
Italian (native or professional) and English (written and spoken)
Exceptional stakeholder management and communication skills
Highly motivated and organised, with the ability to drive progress
Ability to manage complex processes and multiple external partners effectively
An ownership mindset, with accountability and a results-driven approach

Nice to have: Previous experience with Italian grid companies, or in grid connection and compliance roles. A good level of Spanish or French.

Why Join

You'll work on some of the largest energy storage assets being built today, with visibility across the full asset lifecycle. The mandate is large and the scope for impact and progression is real.

Equal Opportunity

BW ESS is committed to building a high-performing, inclusive team and welcomes applications from candidates of all backgrounds.

Your personal information will be processed in accordance with our Recruitment Privacy Notice.

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About this role

Posted

5 Nov 2026

Sectors

Energy Storage

Timezone

UTC+01:00

Experience

Mid

Employer bw-ess.com LinkedIn BW Energy Storage Systems

About BW Energy Storage Systems

Company Overview

Name

BW Energy Storage Systems, a subsidiary of BW Group

Headquarters

Singapore

Founded

2020

Size

Approximately 30 employees (source: ess-news.com).

What They Do

BW Energy Storage Systems (BW ESS) specializes in battery energy storage systems (BESS), acting as a developer, owner, and operator of utility-scale projects that enhance energy market efficiency, integrate renewable energy sources, and stabilize electrical grids. The company focuses on large-scale BESS platforms that utilize advanced liquid-cooled technologies, such as Sungrow’s PowerTitan 2.0, which provide essential grid-forming capabilities including black start, millisecond inertia support, and frequency/voltage stabilization (source: bw-ess.com). These systems are designed for durations of up to 3.5 hours, enabling revenue generation through tolling agreements, frequency response, and energy arbitrage, particularly in deregulated energy markets across Europe and Australia (source: bw-group.com). BW ESS's strategic focus on long-term asset ownership rather than merchant sales allows it to serve grid operators, utilities, and energy traders effectively (source: bw-ess.com). The company leverages its backing from BW Group for funding and maritime expertise, which enhances its capacity for rapid project execution and innovative revenue models, positioning it as a leader in the energy storage sector (source: bw-group.com).

Projects & Track Record

As of early 2025, BW ESS boasts over 500MWh of operational BESS projects and more than 1GWh currently under construction, alongside a robust 7GW development pipeline (source: bw-group.com). A flagship project is the 100MW/331MWh Bramley BESS located near Bramley, Hampshire, UK, which became operational in early 2025, marking it as the largest battery energy storage system in the UK at that time and capable of powering approximately 44,000 homes daily (source: bw-group.com). Other significant projects include the Hams Hall site in the UK, which is currently under construction with a capacity of 1.4GWh, and the Berkswell site, which is at the ready-to-build stage (source: cbinsights.com). The company is also engaged in a 700MW/3.5-hour BESS portfolio in the UK, a 1.5GW collaboration with Zelos Energy in Germany, and multiple projects in Italy and Australia, significantly expanding its geographic footprint and operational capacity (source: bw-ess.com). Key clients include Shell Energy Europe, with whom they have a 7-year tolling agreement for the Bramley project, and partnerships with local developers to facilitate market entry (source: bw-group.com).

Recent Developments

In February 2025, BW ESS celebrated the inauguration of the 100MW/331MWh Bramley BESS, marking its first European project with Sungrow PowerTitan 2.0, under a groundbreaking 7-year tolling agreement with Shell Energy Europe established in 2024 (source: bw-group.com). In October 2024, the company made headlines by acquiring the remaining shares of Penso Power, thereby merging its team of nearly 30 specialists and adding a significant 2GW pipeline of projects in the UK and Australia, which contributed to a total pipeline of 5GW (source: ess-news.com). Additionally, BW ESS secured a 1.4GWh supply deal with Sungrow for the Hams Hall project and advanced joint projects in the UK and Italy (source: cbinsights.com). Recent announcements in 2025 included AIP Management acquiring a 49% stake in a 700MW/3.5-hour UK BESS portfolio and a collaboration with Zelos Energy Developments for a 1.5GW project in Germany (source: bw-ess.com). The Bramley project has been recognized as a significant milestone for enhancing UK grid resilience (source: bw-group.com).

Working There

BW ESS is actively hiring across various roles including project development, engineering, commercial operations, and business development, particularly following the integration of Penso Power in 2024, which enhanced their team with specialists focused on delivery and market entry (source: ess-news.com). The company is focusing its recruitment efforts on project sites in the UK, Australia, Italy, Germany, and Sweden, with a global team of nearly 30 supporting its multi-market expansion (source: bw-group.com). The culture at BW ESS is characterized by close-knit collaboration, as highlighted by CEO Erik Strømsø, who refers to the Penso teams as "trusted colleagues," fostering synergies in a fast-paced environment that navigates complex grid codes and local strategies (source: youtube.com). While specific benefits such as salaries or perks are not publicly documented, the long-term owner-operator model suggests a degree of stability tied to BW Group's extensive infrastructure expertise (source: bw-ess.com). Job seekers are encouraged to monitor LinkedIn for openings in Singapore and Europe as the company scales its operations to meet growing demand (source: linkedin.com).