Operations Mechanical Engineering Professional

Amentum; Houston (TX); On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

Health, dental, and vision insurance

Paid time off and holidays

Retirement benefits (401(k))

Educational reimbursement

Parental leave

Employee stock purchase plan

Tax-saving options

Disability and life insurance

Pet insurance

Job summary

Amentum seeks a Mechanical Engineering Professional to design and analyze HVAC, plumbing, and building services for NASA Johnson Space Center facilities. You will work as part of the Operations Department, performing load calculations, equipment sizing, and drafting mechanical plans using AutoCAD.

The role requires an Associate’s degree in mechanical engineering and at least two years of relevant experience, U.S. citizenship, a Texas driver's license, and the ability to obtain NASA clearance.

Qualifications

• Associate’s degree in mechanical engineering and minimum two years of relevant experience.
• Familiar with local and national codes and standards.
• Experience working with product design principles.
• Experience working with drawing standards including tolerances and detailed drawings.

Responsibilities

• Manage assigned projects as the project engineer with daily interfaces with NASA Project Manager(s).
• Perform HVAC load calculations and equipment sizing, duct and pipe layout including plumbing and fire protection.
• Prepare mechanical plans and drawings using AutoCAD.
• Conduct job walks and prepare MOUs for mechanical systems.

Skills

CAD software

Analytical thinking

Problem-solving

Organization & time management

Interpersonal skills

Communication skills

Education

Associate’s degree in mechanical engineering

Tools

AutoCAD

SolidWorks

Pro/Engineer

Job description

Position Title: Mechanical Engineering Professional

Company Conformance Statement

In the performance of their respective tasks and duties all employees are expected to conform to the following:

• Perform quality work within deadlines with or without direct supervision.
• Interact professionally with other employees, customers, and suppliers.
• Work independently while understanding the necessity for communicating and coordinating work efforts with other employees and organizations.

Employees are required to:

• Comply with all applicable safety- and health-related rules, policies and procedures, and regulations.
• Work safely themselves and help their teammates work safely.
• Assist supervisors and managers in identifying and mitigating potentially hazardous conditions.

• Help the organization maintain a safe and healthy workplace.

Purpose of the position

Serve as a Mechanical Engineering Professional with preferred experience and knowledge in designing existing facilities within the government sector. Will perform assigned mechanical engineering duties as an Amentum employee onsite at the NASA Johnson Space Center. Must be able to design and analyze hardware, components and mechanical systems such as HVAC systems (AHUs, chillers, cooling towers, VAVs ductwork, controls), Plumbing, heating, cooling, water, gas, fire protection systems, and other building services, for the existing facilities. Be a part of a dynamic team in the Operations Department to perform the work assigned.

Principal Responsibilities of the Position

• Responsible for managing assigned Projects as the Amentum Project Engineer with daily interfaces with the NASA Project Manager (s).
• Knowledge of HVAC and Mechanical systems/design specifications, sequence of operation and control concepts. Perform HVAC load calculations and implement equipment sizing, duct sizing layout, pipe system design and layout including but not limited to plumbing, chilled water, heating water, steam, and condensate gas, compressed air, vacuum, lab gases, fire protection, temperature controls (DDC and pneumatic) and plumbing.
• Performs job walks and prepares Memorandum of Understanding (MOU) for mechanical systems.
• Prepares mechanical plans and drawings using AutoCAD design software.

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Education and Experience Requirements

• Associate’s degree in mechanical engineering and minimum two (2) years of relevant
• Familiar with local and national codes and standards
• Experience working with product design principles.
• Experience working with drawing standards including tolerances and detailed drawings.

Requirements

• Must be a U.S. Citizen in order to obtain required NASA badge.
• Must be able to provide a certified Birth Certificate (with state seal), Passport, or INS Citizenship documents on date of hire (candidate will be sent home if this paperwork is not provided upon arrival on date of hire).
• Must have the ability to communicate the English language, both verbally and written, in an effective manner.
• Must have, and maintain, a valid Texas driver’s license.
• Must be able to pass a Pre-Employment background check and drug screen test.
• Clean, neat, and professional personal appearance.
• Will ensure quality and completeness of work in a safe and timely manner as well as insuring areas worked are clean, neat and ready for Customer’s needs when complete.

Special Knowledge and Skills Required

• Skills in computer assisted design (CAD) software such as Pro/Engineer, SolidWorks, AutoCAD.
• Skills in computer aided engineering
• Analytical and problem-solving skills for the design
• Organization and time management skills to maintain project deadlines.
• Interpersonal skills to interact with customers, team members, vendors and contractors.
• Communication skills to interact with internal and external personnel and to convey project intent.
• Ability to work in a dynamic, fast paced environment.

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Physical Requirements

• Must be able to lift and carry up to 40 lbs. Must be able to Climb ladders.
• Dexterity to operate office and field equipment as required by the position.
• Physically fit to perform requirements of the position.

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Preferences

• Prior knowledge of NASA site, experienced with working on government installations preferred.

Compensation Details:

$100,000

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

• Health, dental, and vision insurance
• Paid time off and holidays
• Retirement benefits (including 401(k) matching)
• Educational reimbursement
• Parental leave
• Employee stock purchase plan
• Tax-saving options
• Disability and life insurance
• Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

09/15/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language at Labor Laws Posters.