Senior process engineer Work, Jobs in Elstree, Hrt (with Salaries)

Senior Process Engineer
Addison —Harlow
- Engineering
Engineering Manager
Johnson Matthey —Enfield
- Full-time
- Engineering
- Bachelor's degree
- No degree
Senior Process Integration Engineer - Core Technology
OLIX —London
- From £91,000 a year
- Full-time
- Doctoral degree
- Laboratory experience
- Master's degree
Senior Research Engineer (Process Development)
GKN Aerospace —Luton
- Doctoral degree
- Engineering
- Master's degree
- Free parking
- Employee assistance programme
Senior Manufacturing Engineer - Process (Metrology)
Safran —Pitstone
- Full-time
- Bachelor's degree
- Continuous improvement
- Mentoring
- Employee assistance programme
Senior Manufacturing Engineer - Process (Logistics)
Safran —Pitstone
- Full-time
- Bachelor's degree
- Continuous improvement
- Mentoring
- Employee assistance programme
Senior Assembly Manufacturing Engineer
OLIX —London
- From £109,000 a year
- Full-time
- Assembly
Senior Industrialisation Engineer
Safran —Pitstone
- Full-time
- Management
- Computer literacy
- Engineering
Senior Manufacturing Engineer
Safran —Pitstone
- Full-time
- Bachelor's degree
- Continuous improvement
- Mentoring
- Employee assistance programme
Senior Manufacturing Engineer
Leonardo UK Ltd —Luton
- £32,000 - £65,000 a year
- Full-time
- Hybrid work
- Data analysis skills
- Project management
- Mechanical knowledge
- Flexible schedule
- Referral programme
Senior Manufacturing Engineer
Cytiva —Stevenage
- Full-time
- Remote
- Engineering
- Bachelor's degree
- Travel
- Annual leave
Senior Manufacturing Engineer
GKN Aerospace —Luton
- Travel
- Free parking
- Employee assistance programme
Manufacturing Test Engineer
MBDA —Stevenage
- £44,000 a year
- Overtime
- Hybrid work
- Engineering
- ERP systems
- Analysis skills
- Free parking
Senior Safety Engineer - Outside IR35
Kent —Woking
- Engineering
Sr. Hardware Test Engineer
Humanoid —London
- Full-time
- Mechanical knowledge
- Python
- Annual leave
- Sick pay
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Sr. Hardware Validation Engineer
Humanoid —London
- Full-time
- CAD
- Mechanical knowledge
- Python
- Annual leave
- Sick pay
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senior process engineer jobs near elstree, hrt

Senior Process Engineer

Addison -
Harlow

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Job details

Qualifications

Engineering

Full job description

For over 25 years, Addison Project plc has delivered innovative, sustainable engineering solutions across the chemical, pharmaceutical, energy, and food & beverage sectors. As a family‑owned business with UK‑wide coverage, we combine technical excellence with a collaborative, client‑focused approach. Our fully integrated EPCM capability supported by strong CDM and HSSEQ leadership and accredited management systems ensures projects are delivered safely, efficiently, and to the highest standards from concept through to commissioning and start‑up. If you’re passionate about engineering and want to join a dynamic, people‑focused consultancy driving progress and sustainability across the UK’s manufacturing and process industries, Addison Project is the place to grow your career.

Role: Senior Process Engineer (Contract – Outside IR35)

Location: Harlow

Contract: 12 months

Start Date: Spring 2026

Workscope

Addison Project Plc invites expressions of interest from suitably qualified independent (PSC) contractors to provide Senior Process Engineering Services. The services will be delivered from our Harlow office and will also require site presence for our project in Greater London.

Scope of Services

Producing process calculations, datasheets and equipment specification sheets
Developing PFDs and P&IDs
Producing alarm/trip schedules and cause & effect diagrams
Generating process reports and control philosophies
Supporting plant troubleshooting activities
Producing equipment, piping, valve, inline item and instrument schedules
Checking and approving technical documents
Liaising with vendors and reviewing vendor information
Participating in HAZID/HAZOP/LOPA reviews
Completing Hazardous Area Classification and DSEAR assessments

Experience & Qualifications

Chemical Engineering degree (essential)
Chartered Engineer status (desirable)
Strong experience within a UK onshore process engineering design team within either a petrochemical, chemical, oil & gas, pharmaceutical or food and beverage industry
Proven knowledge and experience of HAZOP, DSEAR and ATEX in a COMAH environment. Including carrying out Hazardous Area Classification Assessments
The ability to lead HAZOP Studies (desirable)
Ability to work to a high level of autonomy and to produce high quality results
Passion for delivering safe, fit for purpose, accurate design, completed to cost and programme.
Ability to be adaptable and to drive progress to meet targets.
Thorough approach with attention to detail and the ability to recognise and minimise risks
Ability to work in a multi-discipline team
Willing to lead a project with a small team; supporting less experienced engineers
Willing to work in the Engineering design office in Harlow and attend site as necessary in Greater London.

How to Express Interest

If you are an experience Senior Process Engineer looking for a flexible, Outside IR35 opportunity and would like to be considered for this role, please submit your application today.

Important Information for Applicants:
In accordance with current legislation, this position is only open to candidates who have indefinite eligibility to work in the UK. Unfortunately we are unable to offer sponsorship.

Notice to Recruitment Agencies:
We do not accept unsolicited CVs or profiles from recruitment agencies. Please do not forward CVs to any of our employees. The Company will not be liable for any fees associated with unsolicited submissions.

Application Outcome:
If you have not heard from us within two weeks of submitting your application, unfortunately you have not been shortlisted at this time. If this is the case, we thank you for your interest and wish you every success in your future career.

Apply Now

Refine Your Search

senior process engineer jobs in elstree, hrt

Senior Process Engineer

Engineering Manager

Senior Process Integration Engineer - Core Technology

Senior Research Engineer (Process Development)

Senior Manufacturing Engineer - Process (Metrology)

Senior Manufacturing Engineer - Process (Logistics)

Senior Assembly Manufacturing Engineer

Senior Industrialisation Engineer

Senior Manufacturing Engineer

Senior Manufacturing Engineer

Senior Manufacturing Engineer

Senior Manufacturing Engineer

Manufacturing Test Engineer

Senior Safety Engineer - Outside IR35

Sr. Hardware Test Engineer

Sr. Hardware Validation Engineer

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