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JSG (Johnson Service Group, Inc.)

Senior Mechanical Engineer (Level 1)

JSG (Johnson Service Group, Inc.), Ogden, Utah, United States, 84403

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Johnson Service Group (JSG) is recruiting for a

Senior Mechanical Engineer

for a 12‑month contract. In this role you will prepare design and procurement documents for the

Sentinel Project

with technical responsibility for chilled water systems and unique requirement‑driven equipment. You will interface and coordinate with other engineering disciplines and the client in development of the design.

These onsite role offers a W2 hourly base rate with time and a half for overtime, per diem and mobilization/demobilization.

Qualification Requirements

Requires a bachelor's degree (or international equivalent) in Mechanical (or related) Engineering and a minimum of 5 years of relevant professional work experience.

US Citizenship Required.

Possess active security clearance or the ability to obtain a security clearance.

Experience in Piping and Instrument Diagram (P&ID) development, chilled water system design, pipe sizing calculations, and equipment specification and procurement development for waste processing, nuclear, refinery, power, or chemical process facilities.

Experience with developing custom equipment packages, including skid‑mounted systems and specialty items, such as security doors.

Experience working on DOD government projects and with the Unified Facilities Criteria (UFCs).

Experience in working with procedures meeting quality assurance programs such as ASME NQA‑1, or AS9100D.

U.S. Professional Engineering License in Mechanical Engineering (or ability to obtain within 12 months).

Major Responsibilities

Prepare and check design and procurement documents including P&IDs, supporting calculations, data sheets, engineering specifications, and material requisitions.

Develop specifications and data sheets for unique, requirement‑driven equipment, act as the technical representative for the associated purchase order or subcontract, review vendor submittals, and manage the selected supplier’s technical performance.

Evaluate, select, and apply standard mechanical engineering methods, techniques, procedures, and criteria to support engineering design decisions.

Design, develop, modify, and evaluate mechanical components and processes utilizing relevant Engineering Department Procedures (EDPs) and design standards and guides.

Coordinate mechanical engineering efforts in assigned areas with specialty groups, engineering disciplines, the client, vendor, contractors, construction and other functional groups.

Prepare conceptual studies, designs, reports, or proposals.

Provide technical assistance to other mechanical personnel and interact with project functions, the customer, and regulatory agency personnel in the resolution of complex regulatory issues and industry codes and standards.

Assist project and construction management in identifying and complying with project mechanical requirements and addressing issues as they arise during project execution.

Prepare mechanical engineering reports for clients as required.

Mentor and assist more junior mechanical team members.

Complete mechanical documentation and procedures for installation and maintenance.

Select components and equipment based on analysis of specifications and reliability.

Benefits – JSG offers medical, dental, vision, life insurance options, short‑term disability, 401(k), weekly pay, and more.

Johnson Service Group (JSG) is an Equal Opportunity Employer. JSG provides equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, age, sexual orientation, gender identity, national origin, disability, marital status, protected veteran status, or any other characteristic protected by law.

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