Senior Designer

Arch Key Solutions

Senior Designer

Location:

Fenton, MO, United States
Job Type: Full-Time
Department:
Project Delivery

This position is based out of our Fenton, MO office or fully remote.

The Senior Electrical Designer is responsible for leading the development of high-quality electrical engineering permit drawings and construction documents to support field electricians on complex electrical installations, in alignment with all Company policies, procedures, key objectives and regulations. This role provides technical leadership across Design/Build projects of varying size and complexity, including large‑scale hyper‑scale and mission‑critical facilities. In addition to producing high-quality designs, the Senior Electrical Designer owns project‑level design execution, performs and reviews advanced engineering calculations and studies, coordinates closely with VDC/BIM teams, and ensures all deliverables meet company standards, code requirements, and constructability expectations.

This role serves as a technical resource to project teams, field leadership, and less experienced designers while actively contributing to continuous improvement of engineering standards and practices.

• Has a growth mindset and is always looking to continually learn and grow.
• Has strong knowledge of the National Electric Code and other building codes as they relate to design.
• Can coach and mentor others with excellent listening and communication skills.

• Leads the development and preparation of detailed electrical engineering permit drawings and construction installation documents to support field execution.
• Develops and evaluates conceptual designs, sketches, design alternatives, and value engineering solutions to support project managers and estimators during planning and preconstruction.
• Prepares and reviews electrical calculations, specifications, reports, and technical documentation throughout all phases of construction.
• Under the supervision of a professionally licensed electrical engineer, develops, reviews, and validates engineering studies including arc flash, short circuit, overcurrent protective device coordination OCPD, duct bank ampacity, load, lighting, and power factor.
• Assists field electricians with data collection as needed.
• Coordinates with vendors and reviews shop drawings to ensure accurate, fully constructible electrical systems are modeled in Revit, including equipment, conduit, and cable tray.
• Participates in electrical construction and design‑related training.
• Enforces company engineering standards and QA/QC processes; reviews work prepared by other designers and engineers to provide technical guidance and feedback.
• Recommends improvements to design standards, workflows, and procedures. Responds to design questions, resolve issues, and issue plan revisions as required.
• Resolves complex design issues, responds to RFIs, and issues plan revisions as required.
• Stays current with new electrical and safety codes, materials, technologies, and industry best practices.
• Leads mid‑to‑large‑scale projects, providing direction and mentorship to electrical designers and engineers while managing design schedules and priorities.
• Demonstrates knowledge of local building energy codes and standards (e.g., IECC, ASHRAE 90.1, California Title 24), including developing, reviewing, and coordinating drawings for energy code compliance, evaluating lighting fixtures and control systems for compliance, utilizing energy compliance software and processes, and advising project managers on compliance strategies and solutions.
• Builds and maintains effective working relationships with customers, foremen, project teams, specialty contractors, vendors, and suppliers.
• Mentors and supports design team members as needed while upholding the companys core values.
• Consistently makes decisions in an attentive and safe manner to ensure the safety and health of self and others.
• Utilizes LEAN concepts or other continuous improvement methodologies to ensure the most efficient operations, processes, and activities.
• Promotes and models the Company mission, vision and values through exercising sound and…