At a Glance
- Tasks: Lead technical and commercial advisory for utility-scale battery energy storage systems.
- Company: Join a forward-thinking energy company focused on innovative solutions.
- Benefits: Flexible work arrangements, up to 6 weeks additional leave, and volunteer opportunities.
- Other info: Dynamic role with strong leadership and coordination across multiple interfaces.
- Why this job: Shape ambitious energy projects and create long-term value for clients.
- Qualifications: 8+ years in the energy sector with utility-scale BESS experience.
The predicted salary is between 58500 - 71500 £ per year.
As Principal BESS Engineer, you lead technical and commercial advisory for utility-scale battery energy storage systems across development to operation. You translate technical depth into bankable requirements and robust procurement decisions, guiding clients through sizing, specifications and contract terms. You’ll oversee cross-disciplinary interfaces and rigorous evaluations to ensure reliable, cost-effective performance over the system’s life. This role combines engineering excellence with commercial acumen to shape ambitious energy storage projects and long-term value for clients.
Pay / Benefits
- Flexible work arrangements
- Additional annual leave up to 6 weeks
- Volunteer and representation leave
- Flex public holidays
Responsibilities
- Lead BESS Owner's Engineer and technical advisory engagements across feasibility, procurement, contracting, design, construction, commissioning and operation
- Establish sizing and performance basis using dispatch duty, grid requirements, site conditions and lifecycle objectives
- Prepare and review Principal's requirements, technical schedules and guarantees for net power, energy, efficiency, availability and reliability
- Lead tender evaluations, normalize offers, assess assumptions and technical risks
- Support contract negotiations on performance guarantees, tests, warranties, liquidated damages, interfaces and long-term obligations
- Review BESS architecture and interfaces across cells, modules, racks, BMS, PM/plant control systems, MV systems, thermal, fire safety and grid connection; coordinate specialists and mentor team members
Key requirements
- 8+ years in energy sector with utility-scale BESS experience
- Experience across development, procurement, delivery or operation, with exposure to multiple roles (consulting, developer, OEM, integrator, EPC, lender)
- Strong ability to move between sizing, technical specs, vendor proposals and contract schedules
- Understanding of BESS performance criteria and guarantees and how to align duty, boundaries, degradation and warranties
- Client engagement and communication ability to influence and build trusted relationships across technical, procurement, and executive teams
- Strong coordination and leadership across interfaces (electrical, civil, fire, grid, operations)
- BESS sizing and operating-duty definition (power/energy, SOC windows, C-rate, cycling, augmentation)
- Performance guarantees and acceptance testing (net power, energy, efficiency, availability)
- Tender evaluation and bid normalization (assumptions, exclusions, design margins)
Principal BESS Engineer, Procurement & Performance | Energy employer: AECOM
At AECOM, we pride ourselves on being an exceptional employer, offering a dynamic work environment that fosters innovation and collaboration. Our commitment to employee growth is evident through our extensive career development opportunities, flexible hybrid working model, and a culture that values diversity and inclusion. Join us in the South East, where you can make a meaningful impact on transport planning while enjoying a range of personalised benefits tailored to support your well-being and professional aspirations.
StudySmarter Expert Advice🤫
We think this is how you could land Principal BESS Engineer, Procurement & Performance | Energy
✨Join Engineering Meetups!
Get yourself along to local engineering meetups or tech conferences. These are great places to connect with like-minded folks and industry leaders who might just have a lead on that full-time Principal BESS Engineer, Procurement & Performance | Energy role you’re after at AECOM.
✨Show Off Your Projects!
Don’t be shy about showcasing your engineering projects. Whether it’s a funky app, a mechanical design, or a complex algorithm, having a solid portfolio on platforms like GitHub can really make you stand out. Plus, it gives potential employers at AECOM a taste of what you can bring to the table!
✨Engage with Online Communities
Dive into engineering forums and online communities, like Reddit or specific engineering Discord channels. Sharing your insights, asking questions, and being active can help you build connections that might lead to job opportunities at AECOM.
✨Apply Through Company Websites
When you spot a role like Principal BESS Engineer, Procurement & Performance | Energy at AECOM, apply directly through their website. Often, this can show your genuine interest in the company and you might just get noticed quicker than via typical job boards.
We think you need these skills to ace Principal BESS Engineer, Procurement & Performance | Energy
Some tips for your application 🫡
Showcase Your Technical Expertise:When applying for an engineering role like Principal BESS Engineer, Procurement & Performance | Energy, it’s essential to highlight your technical skills. Include any relevant software or tools you're proficient in on your CV—think CAD software, simulation tools, or programming languages. Don't skimp on any engineering projects you've worked on that demonstrate your ability to solve complex problems.
Focus on Results and Impact:In the engineering world, we love numbers and real-world impact. Quantify your achievements wherever possible—like reducing costs by a certain percentage, improving efficiency, or successfully completing a project ahead of schedule. This gives your future employers at AECOM a clear picture of the value you can bring.
Craft a Compelling Cover Letter:Use your cover letter to express your passion for engineering and explain why you’re drawn to AECOM specifically. Share what aspects of their work excite you and how your values align with theirs. This is your chance to show a bit of personality while keeping it professional!
Include Relevant Certifications:If you have any engineering certifications, especially ones that are recognised in your field, make sure to feature them prominently on your CV. They demonstrate not just your knowledge, but also your commitment to professional development, which is something we at StudySmarter value highly.
How to prepare for a job interview at AECOM
✨Brush Up on Core Engineering Principles
Before heading into the interview with AECOM, make sure you're solid on the fundamental engineering principles relevant to the role. Be ready to discuss concepts such as thermodynamics, fluid mechanics, or structural analysis, depending on the specifics mentioned in the job description. Don’t skip any hands-on projects or coursework; these can be excellent talking points!
✨Show Off Your Problem-Solving Skills
Expect technical questions or case studies during your interview—after all, engineering is all about solving problems! Prepare a few examples of how you've tackled engineering challenges in the past, whether at university or in any practical experience. Practising with mock technical interviews can really help you articulate your thought process and solutions.
✨Relate Your Experience to the Role
In a full-time role, employers like AECOM want to see that you can adapt and grow within their team. Be ready to discuss how your previous internships, projects, or studies relate directly to the work you'll be doing. Highlight specific experiences that showcase your collaborative skills and how you've successfully worked within a team environment.
✨Know Your Tools and Software
Most engineering roles require familiarity with specific tools and software. Prepare to talk about your proficiency with programmes like AutoCAD, MATLAB, or SolidWorks if they’re relevant to the role. Even better, have examples of projects where you’ve used these tools, as it'll demonstrate your hands-on experience and readiness for the job.
