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Electrical Engineer III - Communications

OTTO Engineering
Carpentersville, IL Full Time
POSTED ON 2/25/2026
AVAILABLE BEFORE 4/24/2026

Electrical Engineer III – Communications

Join a team where your engineering talent directly supports the people who protect and serve. At OTTO Engineering, we design and build innovative communications and power‑management products used by Public Safety professionals and Military teams around the world. You’ll help create rugged, reliable, and innovative products that professionals depend on every day. If you’re excited by meaningful engineering challenges and the chance to build technology that truly matters, this role is a great fit.

OTTO’s opportunity:

Our Electrical Engineer III will design circuitry for Communications and Power Management Products. Working on concept through production product development, as well as participate in the technical resolution of field and production issues. Prior experience in portable (battery powered) electronics, analog, audio, and digital circuitry is desired. Engineer should be able to work independently or as part of a team. Degree of supervision required to perform job duties should not exceed 20%.

Specifically, the Electrical Engineer III will:

  • Participate in the full product development life-cycle: design, bring-up, integration of initial HW/SW, factory support, test & validation, and customer support
  • Component specification and selection
  • Design digital interface logic, sensors, peripherals, microprocessors, memory, etc.
  • Design audio circuits (A/D & D/A converters, audio power amps, op-amps, etc.)
  • Design analog circuitry including filters, FETs, power supplies (linear and switchmode regulators), and battery monitoring & charging
  • Evaluate and document product performance to customer specifications
  • Ongoing support of existing products (perform updates, assist with factory or customer issues)
  • Generate schematics using Altium CAD. Provide guidance to a Printed Circuit Board Designer for routing, high speed interface, impedance matching, power routing, EMC Compliance, etc.
  • Generate Engineering Documentation: Schematics, BOMs, ECNs, Test Plans, and Specifications
  • Hands-on design, troubleshooting, using oscilloscopes, DMM’s, and other test equipment
  • Define and execute performance tests, reliability tests, EMC testing, and field failure analysis
  • Define requirements for circuit board level testing as well as of end-of-line functional product testing, including selection of test equipment.
  • Collaborate with cross-functional teams including Sales, Quality, Mechanical, Firmware, and Manufacturing Engineers
  • Conduct and participate in design reviews and DFMEAs
  • Ensure compliance with industry standards including collaboration with test labs and regulatory agencies
  • Help define project timelines and adherence to timelines
  • Assists with other related duties as required or assigned

What you’ll need to bring to the table:

  • BSEE
  • Minimum of 5 years of experience in concept-through-production product development
  • Experience with electronic circuit design of digital and analog/audio circuits with bring-up skills & integration of initial HW/SW
  • Experience in microprocessor peripheral interfaces (SDIO, I2C, SPI, RS232, Parallel and Serial/UART, JTAG)
  • Experience with sensor selection (GPS, Accelerometer, IMU, etc.) and audio (speaker & mic) interface and design
  • Strong understanding of Bluetooth, USB, and connectivity protocols
  • Knowledge of battery charging circuits and batteries
  • Experience employing mitigation methods and techniques to address circuit noise, meet ESD standards, and EMC Compliance
  • Knowledge of some embedded software is not required, but a plus
  • Demonstrated ability to troubleshoot and analyze product failures, and apply test results to design improvements
  • Experience using a Schematic/Layout CAD tool (Experience with Altium is a plus)
  • Demonstrated ability to prioritize and meet deadlines
  • Excellent communication and teamwork skills are essential
  • Experience using Microsoft Office Tools (Word, Excel, PowerPoint)
  • Flexible, results-oriented problem-solver who is a self-starter and who can work independently and as a member of a team

What OTTO offers for this specific position:

The hiring range listed in this posting is what we, in good faith, anticipate relying on when confirming a base salary for this position; exceptions may be considered for highly experienced candidates with multiple years of at-level experience.

  • Target base salary hiring range: $85,000 to $95,000, based on qualifications and experience.
  • Profit Sharing Bonus - OTTO believes that it’s fair to share the profits that the employees help to make; profit sharing is distributed to employees twice a year. OTTO’s profit sharing plan is paid at the discretion of the company and is not a guaranteed bonus or any part of a compensation plan.
  • Vacation: 80 hours - vacation time is earned on the anniversary date.

OTTO’s Benefits:

Health:

Medical Insurance-

  • HMO Plan
  • Standard PPO Plan
  • Enhanced PPO Plan
  • High Deducible PPO Plan
  • FSA, LFSA, and HSA

Dental Insurance-

  • Base Plan
  • Buy-Up Plan

Vision Insurance

401(k) with a company match

Life insurance:

  • Life/AD&D
  • Voluntary Life/AD&D
  • Short-Term Disability
  • Long-Term Disability

10 paid holidays

Company picnic

Holiday party

AND numerous OTTO celebrations throughout the year!

To review all of OTTO’s available opportunities,

please visit our career page by clicking on the link below:

https://otto-engineering-inc.breezy.hr/

OTTO Engineering is an Equal Opportunity Employer: Disability/Veteran

Federal Notices

Federal EEOC - Know Your Rights

NLRB Notice

E-Verify

Request for Assistance / Reasonable Accommodation:

If you are a qualified individual with a disability or a disabled veteran, please let us know if you require a reasonable accommodation to complete any part of the online application process. You may request a reasonable accommodation if you are unable or limited in your ability to access job openings or apply for a job on this site as a result of your disability.

If you need an alternative method for applying, please contact OTTO Engineering via telephone at 847-428-7171 or email at HRDepartment @ ottoexcellence.com

These contact tools may be used only by individuals with a disability for accommodation requests; please do not inquire as to the status of an application.

OTTO Engineering does not accept unsolicited resumes from third party recruiters, agencies, or similar organizations; any submissions will not be honored.

Salary : $85,000 - $95,000

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