Mechanical Design Engineer IV

Purpose and Scope:

Perform a wide range of mechanical design, development, analysis, and review tasks (to include layout, selection, and sizing for clean rooms, multiple-zone VAV systems, simple constant volume systems, distribution systems (pumps, pipe, control valves, ductwork, diffusers, and registers, air handlers (with coils and economizers), fan systems, central plant systems (boilers, chillers, cooling towers), chilled water systems, packaged HVAC units, fume hoods, and dust collection systems, fire suppression systems, and pressure vessel systems as Lead Design Engineer under the oversight of the Mechanical Design Engineering Supervisor.

Job Duties and Essential Responsibilities:

• Interface and liaise with internal and external customers at all levels from quotation to final design including all design reviews and technical working group meetings to comply with requirements and specifications.

• Develop and maintain technical and specification documentation which comply with contract and government documentation standards and procedures.

• Prepare, review, and submit technical papers and engineering studies.

• Conduct site visits, field inspections, and investigations to analyze engineering problems and to propose solutions alternative methods, or recommendations for these problems.

• Coordinate effectively with various engineering disciplines, NASA customer, other NASA contractors, field technicians, project managers, CAD drafters, and program management through written and verbal communications.

• Adhere to project budgets, schedules, scope, and priorities while communicating project status to management, design team, and stakeholders.

• Provide technical support for ROM (Rough Order of Magnitude) estimates for projects, as well as risk assessments to support proper project prioritization.

• Contribute to the development, maintenance, testing and troubleshooting of various HVAC control systems (BAS, SCADA).

• Reference and utilize ASHRAE, ASME, NFPA, NASA and KSC codes, standards, and guidelines.

• Perform all other position-related duties as assigned or requested.

Required Education/Certifications/Experience:

• B.S. in Mechanical Engineering from an ABET accredited program.

• Florida PE license (HVAC, FP) (or obtain a FL PE license within six months of start date).

• Fifteen (15) years of experience in the areas defined in this job posting.

• Three (3) years of Pressure Vessel System experience highly desired.

• Three (3) years of Fire Protection experience highly desired.

Required Minimum Position Knowledge, Skills, and Abilities:

• Familiarity with industrial HVAC, PVS, Fire Suppression, and Plumbing.

• Familiarity with Specs Intact, MicroStation, Acrobat, and AutoCAD.

• Familiarity with HASS, AFT Arrow, AFT Fathom, and AFT Impulse.

• Ability to investigate, troubleshoot, and design cost-effective solutions in a timely manner.

• Ability and desire to expand knowledge of other controls and automation systems.

• Excellent communications and analytical skills with a working knowledge of computer systems.

• Proficient in Microsoft Office (Word, Excel, PowerPoint).

Other Requirements:

• Must be a U.S. citizen and able to obtain and maintain required clearances/badges as required by program and position

• Must have the ability to communicate in English, both verbal and written in an effective manner.

• Must have and maintain a valid driver’s license.

Work Environment, Physical Demands, and Mental Demands:

This position involves work typical of an office environment with no unusual hazards; occasional lifting to 20 pounds; constant sitting with use of computer terminal; constant use of sight abilities while reviewing documents; constant use of speech/hearing abilities for communication; constant mental alertness; must possess planning/organizing skills and must be able to work under deadlines. Field work will consist primarily of site walk downs in support of design projects and system trouble shooting Site hazard training and Personal Protective Equipment are provided.

Company Conformance Statement:

In the performance of their respective tasks and duties all employees are required 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, regulations, and procedures.

• 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.

Compensation Details:

USD

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:

04/13/2026 - 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 ( .