We are now looking for a  Site Development Manager (MEP) to join our team working for a better future.  The position is permanent, and the preferred location is in Havant, Portsmouth – onsite.  We are now looking for a Site Development Manager to join Wärtsilä Defence Solutions Limited (WDSL) on a permanent basis, accountable for our site development &amp; investment strategy.You will lead these aspects of the company in Havant, reporting to the Head of Projects but also working closely with other stakeholders in the Shaft Line Solutions (SLS) business unit.This role will be a key contributor to the delivery of the company strategy regarding investment and to achieve or growth targets. The successful applicant will need to be challenging assumptions and decision making as appropriate and providing guidance on all activities, plans, targets and business drivers related to site development and investment.You will need to establish a high level of credibility, creating strong working relationships with internal &amp; external stakeholders.Lead and motivate the team(s) to ensure safety, quality and output of the functions, in line with the business strategy, management expectations, relevant legislation and regulations. Develop and instil a culture of continuous improvement whilst monitoring of performance, development, training and succession planning.What you will be doing: <ul style="margin-bottom:0.0cm;margin-top:0.0px;"><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Working closely with the Operations team developing business investments plans.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Ensuring safety, enforcing health and safety regulations, conducting regular inspections and addressing safety concerns.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Project Management &amp; Planning of construction, site upgrade and new asset installation projects.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Site Supervision including contractor management.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Liaising with landlords, contractors’ architects and other stakeholders.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Implementing quality control measures and conducting inspections to ensure work meets standards.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Site reports, maintaining records and managing project documentation.</li></ul> As Site Development Manager (MEP), your work will focus on these responsibilities:  <ul style="margin-bottom:0.0cm;margin-top:0.0px;"><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Defining and executing the site investment roadmap.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Acquire capital expenditure approvals &amp; continue delivery of approved capex in line with strategy to agreed scope, schedule and budget.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Contractor management from early stage through the lifecycle of the project.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Overseeing testing, commissioning and handover completed projects to operations, maintenance and facilities.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Ensuring the projects are compliant with Environmental, Health &amp; Safety policy, procedures, and operational controls to meet all legal requirements including RAMs and CDM.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Ensuring projects are managed effectively and comply to site physical security.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Stay current with new safety regulations and best practices in the construction &amp; manufacturing industries.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Project management documentation, including risk management plans and reporting.</li></ul>   To be successful in this role, we expect you to have:  <ul style="margin-bottom:0.0cm;margin-top:0.0px;"><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Excellent communication and leadership skills.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Strategic thinking and problem-solving skills.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Solid understanding of MEP principles in manufacturing.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Knowledge of building codes and regulations.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Strong understanding of health &amp; safety legislation.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Demonstrated ability to manage multiple contractors on site.</li><li style="margin:0.0cm 0.0cm 0.0cm 0.0px;font-size:11.0pt;font-family:Helvetica , sans-serif;">Be able to commit to being on-site full time (5 days a week).</li></ul> Why you and us?  We at Wärtsilä believe in empowerment, ownership and taking responsibility of our work. We support each other’s growth and co-creation is the true basis of our innovation. We have courage to see opportunities and take initiative. We are authentic and honest, and we strongly believe in that by being your own true self you can accomplish so much more. We don’t always get it right the first time, and if mistakes are made, we make sure to learn and grow from them. We want everyone to voice their opinions freely. That is why we have built an environment that empowers you and everyone around you, and where you can feel safe and cared for. Are you eager to be part of this ambition? We have an amazing team and we are excited about our work and the impact it has on building sustainable societies. We are looking to find a colleague with this shared passion for smart technologies and a sustainable future. Contact &amp; next steps  We hope to hear from you soon, by submitting your application through our career’s portal. We aim to keep you updated on the process throughout.  For further questions please reach out to Jess Baxter with any questions related to this position (only for questions from direct job applicants, applications through email will not be recorded or responded to).  Welcome to join us in shaping the decarbonisation of marine and energy!Last application date: 11/09/2025  At Wärtsilä we value, respect and embrace all our differences, and are committed to diversity, inclusion and equal employment opportunities; everyone can be their true self and succeed based on their job-relevant merits and abilities.  Please note that according to Wärtsilä policy, voluntary consent for a security check may be required from candidates being considered for this position, depending on the applicable country. This is Wärtsilä Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 18,300 professionals, in more than 230 locations in 77 countries, shape the decarbonisation transformation of our industries across the globe. Read more on <a href="http://www.wartsila.com">www.wartsila.com</a>.

We enable sustainable societies through innovation in technology and services together with all our stakeholders &ndash; today and tomorrow. We emphasise innovation in sustainable technology and services to help our customers continuously improve environmental and economic performance. We work together with our strong ecosystem of partners every day, providing a wide portfolio of leading technologies and innovative solutions that offer our customers superior uptime, reliability and foreseeable lifecycle costs across their operations. Our global passionate team of 17,500 energy and maritime experts in 200 locations in more than 70 countries is committed to shaping decarbonisation transformation of our industries across the globe.

Site Development Manager

We are now looking for a &nbsp;Site Development Manager (MEP)&nbsp;to join our team working for a better future. &nbsp;The position is permanent, and the preferred location is in Havant, Portsmouth – onsite. &nbsp;We are now looking for a Site Development Manager to join Wärtsilä Defence Solutions Limited (WDSL) on a permanent basis, accountable for our site development &amp; investment strategy.You will lead these aspects of the company in Havant, reporting to the Head of Projects but also working closely with other stakeholders in the Shaft Line Solutions (SLS) business unit.This role will be a key contributor to the delivery of the company strategy regarding investment and to achieve or growth targets. The successful applicant will need to be challenging assumptions and decision making as appropriate and providing guidance on all activities, plans, targets and business drivers related to site development and investment.You will need to establish a high level of credibility, creating strong working relationships with internal &amp; external stakeholders.Lead and motivate the team(s) to ensure safety, quality and output of the functions, in line with the business strategy, management expectations, relevant legislation and regulations. Develop and instil a culture of continuous improvement whilst monitoring of performance, development, training and succession planning.What you will be doing:&nbsp;<ul><li>Working closely with the Operations team developing business investments plans.</li><li>Ensuring safety, enforcing health and safety regulations, conducting regular inspections and addressing safety concerns.</li><li>Project Management &amp; Planning of construction, site upgrade and new asset installation projects.</li><li>Site Supervision including contractor management.</li><li>Liaising with landlords, contractors’ architects and other stakeholders.</li><li>Implementing quality control measures and conducting inspections to ensure work meets standards.</li><li>Site reports, maintaining records and managing project documentation.</li></ul>&nbsp;As Site Development Manager (MEP), your work will focus on these responsibilities: &nbsp;<ul><li>Defining and executing the site investment roadmap.</li><li>Acquire capital expenditure approvals &amp; continue delivery of approved capex in line with strategy to agreed scope, schedule and budget.</li><li>Contractor management from early stage through the lifecycle of the project.</li><li>Overseeing testing, commissioning and handover completed projects to operations, maintenance and facilities.</li><li>Ensuring the projects are compliant with Environmental, Health &amp; Safety policy, procedures, and operational controls to meet all legal requirements including RAMs and CDM.</li><li>Ensuring projects are managed effectively and comply to site physical security.</li><li>Stay current with new safety regulations and best practices in the construction &amp; manufacturing industries.</li><li>Project management documentation, including risk management plans and reporting.</li></ul>&nbsp;&nbsp;&nbsp;To be successful in this role, we expect you to have: &nbsp;<ul><li>Excellent communication and leadership skills.</li><li>Strategic thinking and problem-solving skills.</li><li>Solid understanding of MEP principles in manufacturing.</li><li>Knowledge of building codes and regulations.</li><li>Strong understanding of health &amp; safety legislation.</li><li>Demonstrated ability to manage multiple contractors on site.</li><li>Be able to commit to being on-site full time (5 days a week).</li></ul>&nbsp;Why you and us? &nbsp;We at Wärtsilä believe in empowerment, ownership and taking responsibility of our work. We support each other’s growth and co-creation is the true basis of our innovation. We have courage to see opportunities and take initiative.&nbsp;We are authentic and honest, and we strongly believe in that by being your own true self you can accomplish so much more. We don’t always get it right the first time, and if mistakes are made, we make sure to learn and grow from them. We want everyone to voice their opinions freely. That is why we have built an environment that empowers you and everyone around you, and where you can feel safe and cared for. Are you eager to be part of this ambition?&nbsp;We have an amazing team and we are excited about our work and the impact it has on building sustainable societies. We are looking to find a colleague with this shared passion for smart technologies and a sustainable future.&nbsp;Contact &amp; next steps &nbsp;We hope to hear from you soon, by submitting your application through our career’s portal. We aim to keep you updated on the process throughout. &nbsp;For further questions please reach out to Jess Baxter with any questions related to this position (only for questions from direct job applicants, applications through email will not be recorded or responded to). &nbsp;Welcome to join us in shaping the decarbonisation of marine and energy!Last application date: 11/09/2025&nbsp;&nbsp;At Wärtsilä we value, respect and embrace all our differences, and are committed to diversity, inclusion and equal employment opportunities; everyone can be their true self and succeed based on their job-relevant merits and abilities.&nbsp; Please note that according to Wärtsilä policy, voluntary consent for a security check may be required from candidates being considered for this position, depending on the applicable country.&nbsp;This is Wärtsilä&nbsp;Wärtsilä is a global leader in innovative technologies and lifecycle solutions for the marine and energy markets. Our team of 18,300 professionals, in more than 230 locations in 77 countries, shape the decarbonisation transformation of our industries across the globe. Read more on <a href="http://www.wartsila.com">www.wartsila.com</a>.&nbsp;

Site Development Manager

About the Job

About the Company

Wartsila

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