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Job Description
Sr. Mechanical Engineer Argos Engineers Torrance, CA Job Details Part-time | Contract $120 - $140 an hour 14 hours ago Benefits Health insurance Paid time off Qualifications Project reporting Mechanical engineering Content creation for technical audiences Regulatory compliance Mechanical Engineering Consulting mechanical engineer experience ASME codes & standards Technical writing within technology API standards Professional Engineer Seismic design Facility inspection Mathcad Full Job Description The Opportunity We are seeking a California-licensed Mechanical Engineer with experience in structural and mechanical systems. Also, experience with fire water piping design is preferred. This hybrid Southern California role involves leading industrial and infrastructure projects that improve safety, compliance, and reliability. You will work with cross-disciplinary teams, support clients through technical challenges, and deliver impactful solutions for refineries, food plants, cold storage facilities, utilities, and municipalities. What You'll Do Lead technical design efforts such as pressure vessel modifications, tank certifications, firewater system design, and hydraulic studies. You will be responsible for producing and reviewing detailed technical deliverables that support industrial and infrastructure projects.
Typical tasks include:
General Arrangement & Fabrication Drawings Review detailed GA, fabrication, and welding drawings Review nozzle schedules, support details, manway designs, and wear plate sections Review comprehensive calculation packages and review peer packages for accuracy and compliance Review fabrication/shop drawings using industry-standard software Pressure Vessel Engineering Design & Detailing Create nozzle schedules, support details, manway designs, and wear plate sections. Produce and check general arrangement, fabrication, and welding drawings for new or modified vessels. Develop and review calculation packages covering stress, thickness, reinforcement, nozzle loads, and external pressures. Apply ASME Section VIII (Div. 1 & 2) and API 650 standards for vessel design, modifications, and repairs. Perform fitness-for-service assessments (Level 3) on aging or damaged vessels and pipes. Firewater & Utility Systems Conduct Firewater Flow Calculations, Assessments, and Risk Matrix/Consequence Scenarios Review drawings of existing fire hydrant piping, city specifications, and utility standards Prepare and review construction drawing packages, such as: Site Layout Plan Tie-In Plan Piping Details P&IDs Process Flow Diagrams Utility Layout Plan Provide review & input on structural and mechanical engineering solutions including: Equipment evaluations & support (pumps, compressors, blowers, racks, conveyors) Piping evaluations, modifications & vibration measurements Catwalks, platforms, ladders, and steel fabrication design/plan checks Fall protection & seismic bracing designs Building assessments and remediation (structural upgrades, roof repairs, egress compliance) Manage projects from scoping through delivery: design development, client coordination, construction support, and regulatory compliance. Prepare professional reports, calculations, and drawings using tools such as AutoCAD, Caesar II, MathCAD, WaterCAD, Bluebeam, and Microsoft Office. Collaborate with cross-functional teams and external stakeholders to deliver safe, code-compliant, and cost-effective solutions. What You'll Bring California Professional Engineer (PE) License in Mechanical Engineering (required) . 10+ years of engineering experience in mechanical and/or structural systems, preferably within industrial or infrastructure projects. Experience with seismic design, evaluations, and field inspections, with the ability to integrate structural and mechanical systems. Familiarity with
ASME/API
codes, California Building Code, and industrial safety requirements. Proficiency with engineering software such as AutoCAD, Caesar II, MathCAD, and Bluebeam. Strong skills in technical writing, reporting, and project coordination. Ability to work in a hybrid environment (office, client sites, occasional field work). What Sets You Apart Experience with refinery, food processing, cold storage, or energy infrastructure projects Familiarity with California Building Code, ASME/API standards, and industrial safety requirements A track record of delivering innovative, reliable, and compliant engineering solutions What The Schedule Looks Like With our dynamic growth, the role can be full-time or part-time. We are interested in meeting with candidates that are seeking contract roles or looking for direct employment. For those that are full-time and employees of the company, we do offer health benefits and PTO. About Argos Founded in 2003 and headquartered in Torrance, California, Argos Engineers is a full-service engineering firm specializing in civil, structural, and mechanical engineering, project management, and managed services. Our licensed engineers deliver technical excellence across industries including public works, aviation, oil & gas, chemical, manufacturing, energy, and legal/insurance sectors nationwide. We pride ourselves on disciplined project execution—structured agendas, detailed work plans, project schedules, monthly progress reports, REAP metrics, and close-out documentation—ensuring accountability and efficiency from concept to completion.
Our mission is simple:
exemplify engineering excellence. Learn more about our impact at www.argos.pro.
