Consultant - Precision Analog Systems – EMI / Grounding Debug

Marlborough, Massachusetts
IDj-366
Job TypeContract
Remote TypeHybrid

New Role, Engagement Type: Contract / Consulting

 

Precision Analog Systems – EMI / Grounding Debug - Resumes to: Stephen@BTM-LLC.com

We’re tackling a high-precision analog challenge — and we’re looking for the right mind to help solve it.

Our engineering team is working through a complex debug effort involving low-level current and voltage measurement in electrically noisy environments.

 

The system environment is similar to medical-grade instrumentation — where microvolt-level signal integrity matters and EMI, grounding topology, and layout decisions can make or break performance.

We are seeking a consultant with real-world, hands-on experience solving:

 

*Electromagnetic coupling issues

*Ground loop and reference instability problems

*Shielding and isolation architecture challenges

*Mixed-signal PCB noise mitigation

*Measurement integrity under industrial EMI conditions

*This is not theoretical modeling work.

We need someone who has successfully debugged and solved these problems in the field.

 

If this sounds like you — or someone you know — please reach out directly: Stephen@BTM-LLC.com

 

Precision matters.

📄 Job Description (Immediate hire) 

Location: Flexible (Remote + On-Site as Needed)

Duration: Project-Based

 

Overview

We are seeking a highly experienced analog systems consultant to assist with debugging and resolving electromagnetic interference (EMI) and grounding-related noise issues in a precision measurement platform.

The system measures extremely small currents and low-level voltages in electrically noisy industrial environments. Performance requirements demand medical-grade signal integrity.

Key Responsibilities

*Diagnose and resolve low-level analog signal noise

*Analyze grounding topology and reference stability

*Identify EMI coupling paths

*Review PCB layout for mixed-signal noise susceptibility

*Recommend shielding, isolation, and filtering strategies

*Support hands-on bench-level debug using instrumentation

*Guide engineering team toward permanent architecture improvements

 

Required Experience

*5+ years in precision analog or instrumentation design

*Demonstrated success resolving EMI/grounding issues

Experience in:

*Medical instrumentation

*Industrial measurement systems

*Mixed-signal PCB environments

*Strong oscilloscope and spectrum analysis expertise

*Practical shielding and grounding implementation knowledge

 

Ideal Background

*Biomedical instrumentation

*High-voltage measurement systems

*Scientific instrumentation

*Industrial sensing platforms

*Signal conditioning & low-noise amplifier design

#power #amp #debug #test #amplifier #noise #voltage #PCB #emi #Grounding #analog #EE #engineer #eletrical #test #contract #engineer

 

 
Stephen Botelho
President & Founder
Botelho Talent & Media, LLC & 
Power & Signal Design, Inc.
📧 stephen@btm-llc.com
📞 (617) 780-4581

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