Senior Mechanical Engineer

Actalent • Cerritos, CA • 1h ago

Job Title: Senior Mechanical Engineer

Job Description

We are seeking a Senior Mechanical Engineer to lead the design and development of high-speed rotating equipment and centrifugal compressor systems. You will own mechanical design efforts across rotor systems, pressure-containing components, and auxiliary systems while supporting analysis, manufacturability, and testing. This is an opportunity to work on high-reliability, mission-critical rotating equipment and be exposed to complex engineering challenges in design, manufacturing, and testing.

Responsibilities

Lead the design of centrifugal compressor systems and major components.

Design high-speed rotating assemblies, pressure casings, and structures.

Perform engineering analysis including rotor dynamics, stress, fatigue, and thermal performance.

Conduct vibration and modal analysis, and bearing load calculations.

Create detailed CAD models and manufacturing drawings with GD&T.

Define specifications for bearings, seals, lubrication systems, and instrumentation.

Collaborate with manufacturing and suppliers on machining, balancing, and material selection.

Support proto@type builds and testing, including overspeed, hydrostatic, leak, and run testing.

Conduct root cause analysis and troubleshoot failures.

Ensure compliance with standards such as API, UL, and IEC.

Essential Skills

5+ years of experience in turbomachinery or compressor design.

Bachelor's degree in Mechanical Engineering or related field.

Proficiency in designing mechanical systems, preferably for pressure equipment and rotating equipment.

Understanding of rotor dynamics, bearings and seal systems, and pressure vessels/piping systems.

Experience with CAD and FEA tools.

Ability to create manufacturing drawings and specifications.

Additional Skills & Qualifications

Experience with ANSYS, MATLAB, SolidWorks, and vibration analysis software.

Work Environment

The work environment is engineering-driven with collaboration between engineering, manufacturing, and testing teams. It involves a mix of design work and hands-on proto@type/test support. The pace is fast, highly technical, and innovation-focused, with an emphasis on reliability, performance, and regulatory compliance.

Job Type & Location

This is a Contract to Hire position based out of Cerritos, CA.

Pay and Benefits

The pay range for this position is $70.00 - $90.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: - Medical, dental & vision - Critical Illness, Accident, and Hospital - 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available - Life Insurance (Voluntary Life & AD&D for the employee and dependents) - Short and long-term disability - Health Spending Account (HSA) - Transportation benefits - Employee Assistance Program - Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Cerritos,CA.

Application Deadline

This position is anticipated to close on Aug 18, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia and Europe, Actalent serves many of the Fortune 500. We are proud to be an Engineering News-Record (ENR) Top 500 Design Firm for our engineering design services and a ClearlyRated Best of Staffing® winner for both client and talent service.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

If you would like to request a reasonable accommodation, such as the modification or adjustment of the job application process or interviewing process due to a disability, please email actalentaccommodation@actalentservices.com for other accommodation options.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.

Similar Jobs

Mechanical/Mechatronics Engineer

Kelly Services • Irvine, CA • 1h ago

IT & Engineering

R&D Mechanical/Mechatronics Engineer Kelly Services is currently seeking a R&D Mechanical/Mechatronics Engineer position for one of our top clients in Irvine, CA. Kelly Outsourcing Consulting Group KellyOCG, a ma...

1h ago

Go to Apply

Mechanical Engineer - Buildings

WSP USA • Irvine, CA • 1h ago

IT & Engineering

This Opportunity WSP is currently initiating a search for a Mechanical Engineer for our Irvine, CA office. Be involved in projects with our Property & Buildings Team and be a part of a growing organization that meets...

1h ago

Go to Apply

Senior Mechanical Engineer, Data Centers - Remote (U.S.)

AECOM • Los Angeles, CA • 1h ago

IT & Engineering

Company Description Work with Us. Change the World. At AECOM, we're delivering a better world. Whether improving your commute, keeping the lights on, providing access to clean water, or transforming skylines, our work he...

1h ago

Go to Apply

Mechanical Engineering Lead, Data Centers - Remote (U.S.)

AECOM • Los Angeles, CA • 1h ago

IT & Engineering

1h ago

Go to Apply

Senior Data Scientist

Accenture • Culver City, CA • 3h ago

IT & Engineering

We Are: Accenture's Global Responsible AI team within the Global Data & AI Practice. AI is becoming more pervasive, more powerful and more accessible. With these new opportunities come increased risks. We work with l...

3h ago

Go to Apply

3rd Shift Electrical Engineer, Level 4

Insight Global • Anaheim, CA • 4h ago

IT & Engineering

Job Description Insight Global is looking for a Electrical Engineer to support a large defense manufacturing on a project in Philadelphia. Training will occur first in Anahiem, CA for the first 4 weeks, and then will be...

4h ago

Go to Apply

Advanced Manufacturing Engineer Senior

Honeywell Aerospace • Torrance, CA • 7h ago

IT & Engineering

As an Advanced Manufacturing Engineer Senior Advanced, you will play a crucial role in ensuring the quality and efficiency of our manufacturing operations. You will be responsible for developing and implementing strategi...

7h ago

Go to Apply

Advanced Manufacturing Engineer II

Honeywell Aerospace • Torrance, CA • 7h ago

IT & Engineering

As an Advanced Manufacturing Engineer II, here at Honeywell, you will play a crucial role in ensuring the quality and efficiency of our manufacturing operations. You will be responsible for developing and implementing st...

7h ago

Go to Apply

Advanced Manufacturing Engineer II

Honeywell Aerospace • Torrance, CA • 7h ago

IT & Engineering

7h ago

Go to Apply

Equipment Engineer - Manufacturing

Siemens • Pomona, CA • 7h ago

IT & Engineering

Job Family: Electrical Products Req ID: 517584 Here at Siemens, we take pride in enabling sustainable progress through technology. We do this through empowering customers by combining the real and digital worlds. Improvi...

7h ago

Go to Apply

Subscribe to get new jobs sent directly to you
(no charge, cancel anytime)