Grid Interconnection Lead, Utility-Scale BESS

CATL; Madrid; Remote; EUR 70,000 - 100,000; Full time

Job summary

CATL is seeking a Technical Design Manager/Engineer to support Grid and Project Development teams across EU, with the option to be home based. You will own end-to-end grid interconnection activities for utility-scale BESS assets, coordinating with TSOs/DSOs, and ensuring grid code compliance throughout origination, energisation and COD.

This role requires strong power systems knowledge, experience with interconnection processing, and the ability to manage external consultants while liaising with

Qualifications

• Bachelor’s Degree in Electrical Engineering, Power Systems Engineering or equivalent engineering discipline; Master’s degree preferred.
• PE / Chartered Engineer status is highly desirable.
• Minimum 5–7 years relevant industry experience working on grid interconnection for utility‑scale renewable assets, primarily battery energy storage (BESS).
• Proven track record delivering grid connection projects from origination through energisation and COD.
• Strong working knowledge of power system fundamentals, HV electrical infrastructure, protection & control, and grid dynamic requirements for inverter‑based resources.
• Direct experience engaging with utilities, TSOs/DSOs on interconnection applications, technical studies and grid compliance processes.
• Familiarity with energy storage control systems: EMS, PCS, BMS, SCADA and grid support services (FFR, frequency regulation, voltage control).
• Excellent written and verbal communication; capable of translating complex technical issues for commercial and executive stakeholders.
• Strong project coordination skills, risk identification, and ability to manage multiple concurrent storage projects under tight schedules.

Responsibilities

• Lead grid capacity screening, interconnection application submissions and manage formal processes with utilities, TSOs and DSOs for all utility-scale BESS assets.
• Evaluate grid connection offers, negotiate connection terms, assess network reinforcement requirements, curtailment risks, and related costs.
• Oversee power system studies: load flow, short circuit, harmonic, voltage stability, fault level and grid dynamic modelling for storage facilities.
• Manage external power system consultants, set technical scope, review deliverables and ensure timely completion of grid assessments.
• Plan, coordinate and witness grid compliance testing, FAT and SAT for energisation.
• Resolve grid non-conformities and secure network operator approval for energisation.
• Partner with development, engineering, EPC, construction, legal and commercial teams to embed grid constraints into project design and financial models.
• Provide grid risk analysis for due diligence and financing activities.
• Interface with OEMs (PCS, BMS, EMS) to align control functions with grid operator requirements.
• Build and maintain relationships with utility network planners and interconnection teams.
• Track updates to interconnection tariffs, grid codes and energy policy affecting storage.

Skills

Grid interconnection

Power systems

Regulatory tracking

Stakeholder management

Grid code compliance

Project coordination

EMS/PCS/SCADA

Energy storage

Education

Bachelor’s Degree in Electrical Engineering

Master’s degree preferred

PE / Chartered Engineer status desirable

Job description

CATL is seeking a Technical Design Manager/Engineer to support Grid and Project Development teams across EU, with the option to be home based. You will own end-to-end grid interconnection activities for utility-scale BESS assets, coordinating with TSOs/DSOs, and ensuring grid code compliance throughout origination, energisation and COD.

This role requires strong power systems knowledge, experience with interconnection processing, and the ability to manage external consultants while liaising with