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Senior Mechanical Engineer at 360X Staffing

Position Senior Mechanical Engineer
Posted 05 Aug 2026
Expired 04 Sep 2026
Company 360X Staffing
Location Chicago | US
Job Type Full Time

Job Description:

Latest job information from 360X Staffing for the position of Senior Mechanical Engineer. If the Senior Mechanical Engineer vacancy in Chicago matches your qualifications, please submit your latest application or CV directly through the updated Jobkos job portal.

Please note that applying for a job may not always be easy, as new candidates must meet certain qualifications and requirements set by the company. We hope the career opportunity at 360X Staffing for the position of Senior Mechanical Engineer below matches your qualifications.

  • Lead the design and execution of In-Line Inspection (ILI) and pipeline integrity projects.
  • Provide engineering leadership for pigging upgrades, launcher/receiver installations, pipeline modifications, and hydrostatic testing programs.
  • Manage projects from initial scope development through design, construction, commissioning, and as‑built documentation.
  • Serve as a primary client contact, ensuring successful project delivery and long‑term client relationships.
Key Responsibilities
  • Design ILI launcher and receiver stations, including barrels and associated piping systems.
  • Develop pipeline replacement and modification solutions to improve piggability.
  • Design hydrostatic testing programs to establish or validate MAOP for natural gas infrastructure.
  • Perform engineering calculations, equipment sizing, and materials selection.
  • Prepare and review: Process Flow Diagrams (PFDs) Piping & Instrumentation Diagrams (P&IDs) Piping and isometric drawings General arrangement drawings Bills of Material (BOMs)
  • Develop weld procedures for launcher and receiver installation projects.
  • Coordinate with civil, electrical, and fabrication teams on: Site improvement plans Grounding plans Fabrication assemblies Installation clearances
  • Support permitting, licensing, and land rights activities.
  • Assist with proposal development and RFP responses.
  • Mentor and coach junior engineers and project team members.
  • Manage project schedules, budgets, deliverables, and client communications.
  • Ensure compliance with applicable industry codes, standards, and regulatory requirements, including Mega Rule initiatives.
Required Qualifications
  • Bachelor's degree in Engineering from an ABET-accredited university.
  • 7+ years of gas pipeline design experience.
  • 4+ years of ILI launcher and receiver design experience.
  • Experience managing engineering projects from concept through construction.
  • Strong knowledge of pipeline industry standards and regulations, including: ASME B31.3, B31.4, and B31.8 API standards 49 CFR 192, 193, and 195 NFPA and CSA codes
  • Proven project management and client‑facing experience.
  • Excellent communication, organization, and problem‑solving skills.
  • Legal authorization to work in the United States.
  • Valid driver's license with an acceptable driving record.
Preferred Qualifications
  • Professional Engineer (PE) license or ability to obtain within one year.
  • Experience in a consulting engineering environment.
  • Basic proficiency with CAD software.
Core Competencies
  • Strong client relationship and stakeholder management skills.
  • Ability to work independently and proactively solve problems.
  • Effective time management and prioritization abilities.
  • Flexibility to manage multiple projects and changing priorities.
  • Ability to communicate effectively with both technical and non‑technical audiences.

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Job Info:

  • Company: 360X Staffing
  • Position: Senior Mechanical Engineer
  • Work Location: Chicago
  • Country: US

How to Submit an Application:

After reading and understanding the criteria and minimum qualification requirements explained in the job information Senior Mechanical Engineer at the office Chicago above, immediately complete the job application files such as a job application letter, CV, photocopy of diploma, transcript, and other supplements as explained above. Submit via the Next Page link below.

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