Sr. Mechanical Engineer

First Tek, Inc.

$90K — $120K *
Katy, TX 77449In-Person
Energy & Utilities
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Mechanical Engineering or related field
  • 7 years of professional mechanical engineering experience
  • Strong experience with mechanical system design for industrial or containerized equipment
  • Proficiency with 3D CAD software (SolidWorks or similar)
  • Experience producing fabrication-ready drawings and documentation

Responsibilities

  • Lead and execute mechanical designs for containerized BESS solutions
  • Develop mechanical layouts including battery racks, enclosures, and HVAC systems
  • Design and review thermal management and cooling strategies for energy systems
  • Generate detailed 3D models, drawings, and BOMs using CAD tools
  • Collaborate closely with electrical and manufacturing teams for system integration
  • Support prototype builds, testing, and incorporate field feedback
  • Ensure designs meet applicable codes and best practices

Benefits

  • 401(k)
  • Dental insurance
  • Health insurance
  • Paid time off
  • Vision insurance
Full Job Description
Location: Katy, TX

We are seeking a skilled professional to support the mechanical design and development of containerized battery energy storage systems. This role will focus on system-level mechanical design, thermal management, structural layouts, and integration of HVAC and cooling systems within BESS enclosures.

Key Responsibilities
  • Lead and execute mechanical designs for containerized BESS solutions
  • Develop mechanical layouts including battery racks, enclosures, HVAC systems, ducting, airflow paths, and service access
  • Design and review thermal management and cooling strategies for high-power energy systems
  • Generate detailed 3D models, drawings, and BOMs using CAD tools (e.g., SolidWorks)
  • Collaborate closely with electrical, controls, and manufacturing teams to ensure system integration
  • Support prototype builds, testing, and field feedback incorporation
  • Ensure designs meet applicable codes, standards, and best practices (industrial, electrical, fire, and safety considerations)
  • Assist with design standardization and continuous improvement initiatives
  • Provide technical support during manufacturing, commissioning, and deployment as needed

Preferred Qualifications
  • Bachelor's degree in Mechanical Engineering or related field
  • 7 years of professional mechanical engineering experience
  • Strong experience with mechanical system design for industrial or containerized equipment
  • Proficiency with 3D CAD software (SolidWorks or similar)
  • Experience producing fabrication-ready drawings and documentation
  • Ability to work onsite and collaborate cross-functionally
  • Strong problem-solving and communication skills

Additional Qualifications (Valued, Not Required)
  • Experience with cooling systems, HVAC, or thermal management
  • Background in energy storage, power generation, data centers, or industrial equipment
  • Familiarity with containerized systems or modular equipment design
  • Exposure to BESS, power electronics enclosures, or high-heat-density systems
  • Understanding of environmental considerations (temperature extremes, airflow, corrosion, vibration)

Benefits
  • 401(k)
  • Dental insurance
  • Health insurance
  • Paid time off
  • Vision insurance

Work Location: In person

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