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Operations Administrator

Mammoet

Schiedam
0
Contractor
Posted on: May 6 2026
SUMMARY OF THE ROLE

  • Operations Administrator for Heavylift and Transport Projects (Sellafield)
  • Competitive salary depending on experience
  • Fixed term 12 month contract - 30 hours per week
  • Working at the Mammoet office in Haile, Cumbria

Our administrative teams play a critical role in the smooth running of our business. With complex, challenging projects being tackled every day, we need people who are skilled in making sure the right information is available in the right place and at the right time.

Reporting into our Operations Manager, this role will be a fixed term 12 month contract, of 30 hours per week. 

Due to the nature of the work, applicants will be preferred who have worked in a previous administrative role at Sellafield or one of the on-site contractors. 


WHAT YOU’LL BE DOING

  • Delivering administrative and organisational support to aid the smooth running of projects
  • Assisting members of staff in administrative tasks to gain entry to site via pass system
  • Ensuring information is available in an accurate and timely fashion
  • Collecting, maintaining and processing data and documents
  • Summarising information that ensures a focus on key points
  • Writing and compiling reports to aid in the strong communication of information

WHAT YOU’LL NEED

  • Professional level experience in departmental and administrative systems, and MS Office suite
  • Experience with SQEP and P4 pass applications
  • English, fluent proficiency verbal and written
  • Strong communication skills via phone and e-mail
  • Excellent attention to detail and multitasking ability
  • Experience of using SAP would be preferred

WHAT YOU’LL GET

  • Salary depending on experience
  • Fantastic company bonus scheme
  • 25 days holiday plus bank holidays, with extra days for length of service
  • Buy and sell holiday scheme
  • Enhanced maternity and paternity leave
  • Employee wellbeing programme with EAP and counselling available
  • Training and development opportunities
  • Life assurance.

WANT TO KNOW MORE?

  • Get in touch – email gemma.routledge@mammoet.com
  • Take a look at mammoet.com

#mammoetcareers

#administrativejobs

#madeformammoet

About Mammoet
Mammoet logo

Mammoth

Smarter Safer Stronger

Mammoet offers solutions for every heavy lifting or transport challenge. We strive for long-term relationships with our customers to understand the challenges within their markets. By working closely with our partners, we achieve the most efficient and cost-effective approach. Customers trust us to help them achieve feats once considered impossible. And we've often broken records in the process.

Some dream about a future that is Smarter, Safer and Stronger. We actually build it.

Mammoet is a leading global company. We lift, transport, install, and dismantle objects, from dormers to wind turbines and from bridge components to petrochemical columns. We do this in ports and construction, but also in the petrochemical, energy, and offshore sectors. We operate an impressive fleet of machinery. 

Customers know we can deliver results that often seem impossible. That's because, through our extensive global experience, we've built up extensive technical expertise. We're known for the quality we deliver and the high safety standards we adhere to. We've made the impossible possible more than once.

We work hard with 7,000 like-minded colleagues. We're a proud club, and you can be a part of it. You're welcome. Together we make a difference!

Your career: always evolving

Our employees deliver the quality Mammoet is known for. That's why we're always working on their development, expanding their knowledge and skills in the field.  
 
Moreover, there are always opportunities for growth. You'll need to bring motivation and ambition. We'll train you at our own Academy. You can, for example, train to become a crane operator. It's up to you. Management positions? If you're interested, there's a path. Close to home, but also internationally if you prefer.

Together we make the difference

At Mammoet, we work together to tackle the challenges of tomorrow. We work hard with loyal colleagues. We're a team that strives to grow every day. If you want to make the impossible possible with us, you're welcome. Together, we make a difference!

“Some dream about a future that is Smarter, Safer and Stronger. We actually build it. ”

Facts about

  • Number of employees: 7,000

  • Sector: Civil, Services, Energy, Offshore, Oil & Gas, Wind

  • Required education level: Pre-vocational secondary education (VMBO), Intermediate vocational education (MBO), Higher professional education (HBO), University Bachelor's degree (WO), University Master's degree (WO)

  • Career stage: Student, Entry-level (<3 years), Young professional (3-5 years), Professional (5-10 years), Senior professional (>10 years)

  • Required education: Technical