Electronic Engineer

Quectel; Manaus; On-site; BRL 60,000 - 90,000; Full time

Benefits offered by this job

Annual performance bonus

Meal and grocery vouchers

Private health insurance

Life insurance and accident cover

Paid time off

Job summary

Quectel's Manaus R&D Center is seeking an Electronics Engineer to design, test, and support hardware for 2G/3G/4G/5G cellular modules and PCBA projects. From schematics to mass production, you will help resolve hardware issues and improve yield and reliability.

You will collaborate with internal teams and customers, applying your PCB, RF, and documentation skills. The role requires a Bachelor's in Electrical/Electronic Engineering and 1–3 years of hardware experience, with Portuguese and

Qualifications

• Bachelor's degree in Electrical/Electronic Engineering, Telecommunications, Computer Engineering, or related field.
• 1–3 years of experience in hardware design, electronics engineering, or PCBA development.
• Hands-on experience with schematic design and PCB layout, plus hardware debugging using lab instruments (oscilloscope, multimeter, power supplies).
• Basic understanding of cellular (2G/3G/4G/5G) module hardware and RF circuits.
• Fluent Portuguese and professional working English.

Responsibilities

• Design hardware for 2G/3G/4G/5G cellular modules and PCBA projects, including schematics and PCB design, debugging and problem solving, and all kinds of hardware documentation.
• Evaluate, select, and certify hardware components for cellular modules and PCBA projects.
• Carry out R&D testing for cellular modules, PCBA projects, and related evaluation boards.
• Provide reliable hardware design solutions (reference designs) to customers for cellular modules.
• Support and resolve hardware issues customers encounter during the design or application of their products.
• Support and resolve hardware issues on the production line; analyze and improve hardware defects in mass-produced products to enhance yield and reliability and reduce costs.
• Support internal teams (FAE, AE, SW, and others) in resolving hardware issues.
• Perform other tasks assigned by the team lead from time to time.

Skills

Schematic design

PCB layout

Hardware debugging

RF knowledge

Technical documentation

English proficiency

Education

Bachelor's degree in Electrical/Electronic Engineering

Tools

Altium

Cadence

OrCAD

PADS

Job description

Region: LATAM

Seniority: Junior (1–3 years of experience)

Employment Type: Full-Time - Employment Agreement (unlimited term)

About the Role

Quectel's Manaus R&D Center is looking for an Electronics Engineer to design, test, and support hardware for 2G/3G/4G/5G cellular modules and PCBA projects. You will work from schematics and PCB design through R&D testing and mass production, helping customers, the production line, and internal teams resolve hardware issues and improve product yield and reliability.

Key Responsibilities

• Design hardware for 2G/3G/4G/5G cellular modules and PCBA projects, including schematics and PCB design, debugging and problem solving, and all kinds of hardware documentation.
• Evaluate, select, and certify hardware components for cellular modules and PCBA projects.
• Carry out R&D testing for cellular modules, PCBA projects, and related evaluation boards.
• Provide reliable hardware design solutions (reference designs) to customers for cellular modules.
• Support and resolve hardware issues customers encounter during the design or application of their products.
• Support and resolve hardware issues on the production line; analyze and improve hardware defects in mass-produced products to enhance yield and reliability and reduce costs.
• Support internal teams (FAE, AE, SW, and others) in resolving hardware issues.
• Perform other tasks assigned by the team lead from time to time.

Requirements

• Bachelor's degree in Electrical/Electronic Engineering, Telecommunications, Computer Engineering, or a related field.
• 1–3 years of experience in hardware design, electronics engineering, or PCBA development.
• Hands-on experience with schematic design and PCB layout, plus hardware debugging using lab instruments (oscilloscope, multimeter, power supplies).
• Basic understanding of cellular (2G/3G/4G/5G) module hardware and RF circuits.
• Ability to write clear hardware documentation and test reports.
• Good analytical and problem-solving skills.
• Fluent Portuguese and professional working English.

Nice to Have

• Experience with design tools such as Altium, Cadence, OrCAD, or PADS.
• Experience with RF test equipment (spectrum analyzer, network analyzer, base station simulator).
• Experience supporting mass production, failure analysis, or yield improvement in electronics manufacturing.
• Knowledge of GNSS, Wi-Fi, or Bluetooth hardware.

About Quectel

Quectel's passion for a smarter world drives us to accelerate IoT innovation. A highly customer-centric organization, we are an end-to-end global IoT solutions provider backed by outstanding support and services. Our global team of more than 5,800 professionals leads the way in delivering cellular, GNSS, satellite, Wi-Fi and Bluetooth modules, high-performance antennas, value-added services, and full turnkey offerings including ODM services and system integration.

Founded in 2010 and headquartered in Shanghai, Quectel operates regional offices, R&D centers, and technical support teams across APAC, EMEA, North America, and LATAM - including its R&D center in Manaus - helping customers bring connected devices to market faster.

Industries & Applications

Quectel's modules and antennas power innovation across a wide range of industries:

• Smart Metering & Utilities — Electricity, water, and gas metering solutions
• Asset Tracking & Logistics — Fleet management, cold chain, and supply chain visibility
• Smart Agriculture — Precision farming, greenhouse monitoring, and livestock tracking
• Smart Cities & Infrastructure — Street lighting, parking, public safety, environmental monitoring
• Industrial IoT & Automation — Predictive maintenance, factory automation, condition monitoring
• Connected Mobility & Automotive — Telematics, V2X, EV charging, micro-mobility
• Smart Home & Consumer IoT — Connected appliances, energy management, security

Why Quectel?

• Build Products Locally — Design cellular modules and PCBA products at Quectel's Manaus R&D Center, backed by global R&D teams in APAC, EMEA, and North America.
• Cutting-Edge Technology — Work hands-on with 2G to 5G cellular hardware from a market-leading module portfolio.
• Career Growth — Technical training, mentorship, international exposure, and clear advancement paths for early-career engineers.
• Inclusive, Global Team — A multicultural workplace collaborating with engineers and IoT experts across R&D, product, and sales.
• Competitive base salary benchmarked to the local market
• Annual performance bonus
• Meal and grocery vouchers
• Private health insurance with no co-pay, extendable to dependents
• Life insurance and accident cover
• Paid time off plus statutory holidays, and paid parental leave per local law
• Structured onboarding and ongoing technical training

Learn More

Explore products, careers, and news at www.quectel.com, or follow Quectel Wireless Solutions on LinkedIn.

Note: Responsibilities may evolve based on business priorities and market needs.

Quectel is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or any other legally protected characteristic.