Tech Sales Manager, Solar Inverters & BESS (Remote)

Sineng Electric Co., Ltd.; Katy (TX); On-site; USD 80,000 - 150,000; Full time

Benefits offered by this job

Medical coverage

Paid time off

Direct access to factory engineering

Job summary

Sineng Electric Inc. in Katy, TX is seeking a Technical Sales Manager to be the technical authority for our Americas sales efforts, from initial conversations through contract award.

You will size systems, build technical proposals, answer engineering questions from developers, EPCs, and utilities, ensuring compliance with North American codes and interconnection requirements. This is a customer-facing role requiring comfort in design reviews, construction sites, and interconnection discussions,

Qualifications

• Bachelor's degree in Electrical Engineering, Power Engineering, Renewable Energy, or related field.
• 5+ years in technical sales, application engineering, or solutions engineering for PV inverters, energy storage, or power electronics.
• Working knowledge of NEC, UL 1741 SA/SB, IEEE 1547-2018, and North American utility interconnection processes.

Responsibilities

• Partner with Account Managers on customer calls, site visits, and technical presentations; translate customer requirements into system architectures and product configurations
• Perform system sizing and product selection for PV inverter and BESS applications across utility-scale and C&I segments
• Own the technical sections of RFP, RFQ, and ITB responses — compliance matrices, single-line diagrams, performance estimates, clarifications, and exception lists
• Advise customers on NEC, UL 1741 SA/SB, UL 9540 and 9540A, IEEE 1547-2018, and state and utility interconnection requirements
• Support customers through AHJ review, interconnection applications, and witness testing
• Deliver product and application training to customers, distributors, EPC partners, and internal sales staff
• Support commissioning escalations alongside our field service team; act as the bridge between customer and factory engineering
• Feed market and field requirements back to factory product management to shape roadmap and certification priorities
• Represent Sineng at trade shows and customer technical workshops

Skills

Technical sales

System sizing

Proposal writing

English communication

Travel readiness

Education

Bachelor's degree in Electrical Engineering or related field

Tools

PVsyst

HelioScope

ETAP

PSCAD

Job description

Sineng Electric Inc. in Katy, TX is seeking a Technical Sales Manager to be the technical authority for our Americas sales efforts, from initial conversations through contract award.

You will size systems, build technical proposals, answer engineering questions from developers, EPCs, and utilities, ensuring compliance with North American codes and interconnection requirements. This is a customer-facing role requiring comfort in design reviews, construction sites, and interconnection discussions,