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Mechanical Completion Engineer Jobs (NOW HIRING)

Worley

Test Package Engineer

Cameron, LA · On-site

Purpose of the Role Worley is seeking a highly motivated and detail-oriented Test Pack Engineer to support the successful planning, preparation, execution, and completion of mechanical completion ...

Orion Group

$70K - $94K/yr

Bachelor's Degree in Engineering (Mechanical, Chemical, Petroleum, or related discipline) * Valid ... Experience working with rig operations and completion equipment Preferred Qualifications

Upwing Energy

Wells and Completion Engineer

Katy, TX · On-site

$73K - $99K/yr

They will demonstrate a solid understanding of well integrity, completion design, stimulation ... Bachelor's degree in Petroleum Engineering, Mechanical Engineering, or a related engineering ...

Upwing Energy

Wells and Completion Engineer

Katy, TX

$73K - $99K/yr

They will demonstrate a solid understanding of well integrity, completion design, stimulation ... Bachelor's degree in Petroleum Engineering, Mechanical Engineering, or a related engineering ...

Dyno Nobel

Mechanical Engineer

Graham, KY

Support punch listing, mechanical completion, and commissioning activities * Resolve mechanical ... Provide engineering input to troubleshooting and improvements * Support MOC and longterm asset ...

Worley

Senior Field Engineer - Mechanical

Cameron, LA · On-site

We specialize in consulting, engineering, procurement and construction across the project lifecycle ... Participate in walkdowns, punch list development, mechanical completion activities, and turnover to ...

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All JobsMechanical Completion Engineer Jobs

Mechanical Completion Engineer information

See salary details

$45.5K

$102.9K

$166.5K

How much do mechanical completion engineer jobs pay per year?

As of Jun 30, 2026, the average yearly pay for mechanical completion engineer in the United States is $102,878.00, according to ZipRecruiter salary data. Most workers in this role earn between $81,500.00 and $126,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Mechanical Completion Engineer, and why are they important?

To thrive as a Mechanical Completion Engineer, you need a solid background in mechanical engineering, experience with commissioning processes, and a relevant engineering degree or certification. Familiarity with project management software, completion management systems (CMS), and industry standards such as ASME or API is typically required. Strong attention to detail, problem-solving skills, and effective communication are vital soft skills for coordinating multidisciplinary teams and ensuring quality standards. These skills are crucial for delivering projects on time, verifying system integrity, and ensuring safety and compliance during the handover phase.

What are the main challenges Mechanical Completion Engineers face when coordinating with multiple stakeholders on large projects?

Mechanical Completion Engineers often work on complex projects involving multiple contractors, suppliers, and internal teams. One common challenge is ensuring that all parties are aligned with project timelines and quality standards, as delays or miscommunication can impact the overall completion schedule. Effective communication, strong organizational skills, and proactive issue resolution are essential for managing documentation, punch lists, and handover processes. Collaborating closely with commissioning teams and construction managers also helps to identify and resolve issues early, ensuring a smooth transition to the next project phase.

What does a Mechanical Completion Engineer do?

A Mechanical Completion Engineer is responsible for ensuring that all mechanical systems and components of a project are installed, tested, and completed according to specified standards before commissioning begins. They oversee inspections, coordinate with different teams, and verify that construction meets design and safety requirements. Their role is crucial in identifying and resolving any technical issues that could impact project delivery or operation. Mechanical Completion Engineers also document compliance and facilitate the handover process to operations or commissioning teams.

What is the difference between Mechanical Completion Engineer vs Mechanical Supervisor?

AspectMechanical Completion EngineerMechanical Supervisor
Primary RoleEnsures mechanical systems are completed, tested, and ready for commissioningOversees daily mechanical work, manages teams, and ensures safety and quality during construction
CertificationsMechanical engineering degree, relevant certificationsMechanical trade certifications, supervisory training
Work EnvironmentProject sites, commissioning phasesConstruction sites, workshop environments
ResponsibilitiesVerification of completion, punch list clearance, documentationSupervising mechanical crews, safety compliance, work planning

The Mechanical Completion Engineer focuses on verifying that mechanical systems are completed and ready for startup, while the Mechanical Supervisor manages daily construction activities and team supervision. Both roles require mechanical certifications and work closely within the same industry environment, but their responsibilities differ in scope and focus.

More about Mechanical Completion Engineer jobs
What cities are hiring for Mechanical Completion Engineer jobs? Cities with the most Mechanical Completion Engineer job openings:
What job categories do people searching Mechanical Completion Engineer jobs look for? The top searched job categories for Mechanical Completion Engineer jobs are:
Mechanical Completion Engineer jobs near you
Test Package Engineer

Test Package Engineer

Worley

Cameron, LA • On-site

Full-time

Posted 22 days ago

Key responsibilities

  • Develop, compile, and manage test packs, turnover packages, and completion dossiers in accordance with project requirements and industry standards.

  • Review engineering drawings, P&IDs, isometrics, specifications, and construction documentation to define testing boundaries and system completions.

  • Coordinate with Construction, Quality, Engineering, Commissioning, and Client teams to ensure all testing requirements are identified and incorporated into test packs.

Worley rating

8.1

Company rating: 8.1 out of 10

Based on 29 frontline employees who took The Breakroom Quiz

124th of 357 rated engineering

Job description

About us
Worley is a global company of energy, chemicals and resources experts headquartered in Australia. We partner with our customers to deliver projects and create value across the life of their assets. We specialize in consulting, engineering, procurement and construction across the project lifecycle, with services extending through to operations and decommissioning. Leveraging extensive experience and AI-enabled delivery, we support customers in navigating complexity as they meet today's needs and transition to more sustainable solutions.
Purpose of the Role
Worley is seeking a highly motivated and detail-oriented Test Pack Engineer to support the successful planning, preparation, execution, and completion of mechanical completion, pre-commissioning, and commissioning activities across project sites. The Test Pack Engineer is responsible for developing, managing, and maintaining test packs and turnover documentation to ensure systems are tested, verified, and handed over safely, efficiently, and in compliance with project specifications, quality standards, and client requirements.
Key Responsibilities
  • Develop, compile, and manage test packs, turnover packages, and completion dossiers in accordance with project requirements and industry standards.
  • Review engineering drawings, P&IDs, isometrics, specifications, and construction documentation to define testing boundaries and system completions.
  • Coordinate with Construction, Quality, Engineering, Commissioning, and Client teams to ensure all testing requirements are identified and incorporated into test packs.
  • Monitor construction progress and verify completion of work prior to testing activities.
  • Ensure all inspection and test records are completed, reviewed, and included within turnover documentation.
  • Track test pack status, punch lists, outstanding work items, and system completion progress.
  • Support hydrostatic, pneumatic, leak, flushing, functional, and other testing activities as required by project scope.
  • Review and validate quality documentation, including inspection reports, material traceability records, calibration certificates, and non-conformance reports.
  • Maintain accurate databases and reporting tools to track test pack readiness, completion metrics, and turnover status.
  • Facilitate communication between field construction teams and commissioning personnel to ensure efficient system handover.
  • Participate in project meetings and provide updates regarding test pack progress, constraints, and completion forecasts.
  • Identify risks, documentation gaps, or quality concerns that could impact testing and turnover schedules and recommend corrective actions.
  • Ensure compliance with project quality requirements, safety standards, and applicable regulatory codes.
  • Support continuous improvement initiatives related to mechanical completion, turnover processes, and documentation management.
  • Mentor junior personnel and provide guidance on test pack development, turnover procedures, and project documentation requirements.

Qualifications / Skillset
  • University Degree in Engineering, Construction Management, Technical Discipline, or equivalent combination of education, trade qualifications, training, and relevant experience.
  • Proven experience as a Test Pack Engineer, Mechanical Completion Engineer, Turnover Coordinator, Commissioning Engineer, or related role within industrial, energy, oil & gas, petrochemical, mining, or infrastructure projects.
  • Strong understanding of mechanical completion, pre-commissioning, commissioning, and system turnover processes.
  • Ability to interpret engineering drawings, P&IDs, isometric drawings, specifications, and construction documentation.
  • Experience developing and managing test packs, turnover packages, and quality dossiers.
  • Familiarity with hydrostatic testing, pressure testing, flushing, cleaning, and commissioning activities.
  • Knowledge of industry codes, standards, and quality requirements applicable to construction and commissioning projects.
  • Strong organizational skills with the ability to manage multiple systems, priorities, and deadlines simultaneously.
  • Excellent communication and stakeholder management skills.
  • High attention to detail with a focus on accuracy, documentation quality, and compliance.
  • Proficiency in Microsoft Office Suite and document management systems; experience with completions management software
  • Ability to work effectively in multidisciplinary project teams within fast-paced construction environments.
  • Willingness to travel and work at project or construction sites as required.

Moving forward together
We want our people to be energized and empowered to drive sustainable impact. So, our focus is on a values-inspired culture that unlocks brilliance through belonging, connection and innovation. We're building a diverse, inclusive and respectful workplace. Creating a space where everyone feels they belong, can be themselves, and are heard.
And we're not just talking about it; we're doing it. We're reskilling our people, leveraging transferable skills, and supporting the transition of our workforce to become experts in today's low carbon energy infrastructure and technology. Whatever your ambition, there's a path for you here.
And there's no barrier to your potential career success. Join us to broaden your horizons, explore diverse opportunities, and be part of delivering sustainable change.

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