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Senior / Principal Instrument Engineer

Posted: 31 Aug 2020 Closes: 30 Oct 2020
Aberdeenshire-Aberdeen, UK Competitive
Sub-contractors COS_4855

About Costain and your project.

Costain, the smart infrastructure solutions company, helps to improve people's lives by providing integrated leading edge, digitally optimised smart infrastructure solutions for clients in the UK's energy, water, transportation and defence markets. We keep water clean and flowing. We power communities sustainably. We connect and keep the nation moving. We keep our people safe.

Due to ongoing Conceptual Design, FEED and detail design contracts Costain Upstream has identified an opportunity for a Senior / Principal Instrument Engineer to work for our Aberdeen office on a contract basis.

In this role, you will be responsible for delivering the Instrument and Controls design scope on various projects in the Oil and Gas sector.

What will I be doing?

Key Responsibilities
  • Responsibility for all discipline technical input to projects or proposals
  • Make independent technical decisions on the project
  • Ensure all applicable national and international codes of practice, legislation and company/client standards and procedures are complied with
  • Prepare or check engineering deliverables on the project
  • Prepare equipment and materials requisitions for instrumentation and control equipment and input to requisitions for other discipline packaged equipment
  • Prepare subcontract requisitions specifying installation scopes of work
  • Review supplier's quotations and prepare technical bid assessments
  • Carry out reliability calculations and validate that SIL requirements are achieved in line with IEC 61508/61511
  • Conduct inspections and witness tests on equipment being supplied/manufactured
  • Carry out technical investigations and produce technical reports
  • Support process safety lead studies such as HAZID, HAZOP, LOPA and SIL assessments
  • Assist in preparation of proposals as required

About you


BSc / BEng (Hons) in engineering is preferred

Chartered Engineer is desirable plus a Member of the IET / IMC

Technical Experience

Knowledgeable and experienced in the design and installation of field instrumentation

Knowledgeable and experienced in the requirements for installation of instrumentation in process plants and in particular for the installation of electrical equipment in potentially explosive areas

Knowledgeable and experienced in the specification and design of equipment in line with safety standards IEC 61511 and IEC 61508

Knowledgeable and experienced in the specification and design of plant control systems including DCS, PLC and SCADA

Knowledgeable and experienced in the requirements for CE marking of plant and equipment, including Atex, PED, Low Voltage Directive, Machinery Directive and EMC Compliance

Experienced in the provision of packaged plant and equipment

Experienced in leading instrument teams on medium and large projects, demonstrating the ability to monitor and control budgets, report progress and liaise with other departments and functions

Personal Specification

Delivery focussed


Professional and striving for technical excellence

Team player

Leadership mentality
Final Statement

We listened to our employees so our Core Benefits are funded by us and include a Group Pension Scheme, Employee Assistance Programme, Life Assurance, Income Protection and funded membership to a Professional Institute. In addition to this we also offer a Private Healthcare Scheme, Private Dental Scheme, Cycle to Work, Volunteering Days and Save as You Earn Scheme.

At Costain we aim to be an accessible, diverse and inclusive organisation to continue to meet our customers' needs. We will be industry leading in our approach and people from all backgrounds will be proud to work for Costain. Our goal is to have a workforce that is representative of society.

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