[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All L3Harris Technologies jobs](https://jobs.opennash.com/companies/l3harris-technologies/) · [Search jobs](/search/) L3Harris Technologies · Cincinnati, OH # Sr. Associate, Electrical Engineering (FOS) Cincinnati, OH, US Full-time Senior individual contributor {'@type': 'MonetaryAmount', 'currency': '', 'value': {'@type': 'QuantitativeValue', 'unitText': ''}} Operations Listed on L3Harris Technologies’s official careers site. Posted October 13, 2026. Check that it is still open and apply there. [Apply on L3Harris Technologies’s careers site →](https://careers.l3harris.com/en/job/cincinnati/sr-associate-electrical-engineering-fos/4832/101888170240) [OpenNash Jobs](https://jobs.opennash.com/) / [L3Harris Technologies](https://jobs.opennash.com/companies/l3harris-technologies/) / Sr. Associate, Electrical Engineering (FOS) ## Job description L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers’ mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris is the Trusted Disruptor in defense tech. With customers’ mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security. ### Job Title Sr. ### Associate, Electrical Engineer Job Code 45799 Job Location: Cincinnati, OH Job Schedule: 4/10: Employees work 10 hour shifts, 4 days a week Job Description: L3Harris Fuzing & Ordnance Systems (L3H FOS) is the largest fuze manufacturer in the United States and is one of the most advanced manufacturers of fuzing and ordnance products in the world. L3Harris maintains an unwavering commitment to conducting business operations in a manner that provides and maintains safe and healthy working conditions, protects the environment, conserves natural resources, and complies with all legal and regulatory requirements. As our business continues to grow, we are looking to add an Electrical Engineer to our Special Test Equipment Development Engineering Group. As a member of the L3H FOS team, your primary focus would be the development of Specialized Test Equipment used to test products through all phases of design and production. You would also assume the responsibility of presenting designs to internal and external customers for reviewing and addressing technical issues. A solid understanding of circuit theory, components, firmware, software and troubleshooting skills is required. ### Essential Functions Focus on the design and development of specialized systems and special test equipment for electronic, electro-mechanical, and mechanical products. Extensive analog and digital circuit design, microcontrollers, data acquisition, filtering/conditioning, printed circuit design, measurement error analysis, and future system-level engineering. Utilization of CAE tools such as Altium and SPICE, and laboratory equipment such as DMMs, oscilloscopes, function generators, etc. used to perform circuit design, verification and troubleshooting. Working with or creating embedded firmware to control hardware. Working with various serial communication protocols such as RS-232, RS-422, SPI, I2C, etc. Must be willing to travel up to 10% of the year. Must be able to obtain a US Secret security clearance. Skilled in basic analog building blocks including differential amplifiers, op amps, LDOs, filters, and data converters Skilled in basic digital building blocks including logic gates, flip flops, timers, and filters - Proficient in power supply and power conditioning design - Proficient in power conversion concepts (AC/DC, DC/DC, and DC/AC, Linear and Switching Supplies) - Proficient in serial communication buses including UART, SPI, and I2C Proficient in Sensors and Converters (Temperature sensors, accelerometers, differential pressure sensors, gyroscopes, ADCs, DACs, etc.) - Proficient in general design best practices (EMI suppression, ESD protection, and Short circuit protection) - Proficient in module design including component selection, circuit analysis, circuit design, and layout Skilled in troubleshooting using standard lab equipment (oscilloscopes, function generators, meters, etc.) Skilled in modeling and simulation utilities (SPICE, MATLAB/Simulink, etc.) - Proficient in schematic capture and/or board layout utilities (Altium, PADS, etc.) ### Skilled in Microsoft Office applications Qualifications Bachelor’s Degree in Electrical Engineering or similar and minimum 2+ years of prior relevant experience. Graduate Degree and a minimum of 0 years of prior related experience. In lieu of a degree, minimum of 6+ years of prior related experience. ### Preferred Additional Skills Ability to lead a large-scale technical project from start to completion with little to no guidance Skilled in preparing and participating in design reviews (internal and external) Expert in creating Technical Documentation (Engineering Drawings, Calibration Procedures, Validation Procedures, Operating Instructions, etc.) Skilled in Engineering Change and Configuration Management processes Expert in Software Development (C#, VB,.NET, LabVIEW, etc.) Expert in microcontroller and CPLD/FPGA Firmware Development (Embedded C, Verilog, etc.) Skilled in Wiring Diagram and Cable Assembly Design L3Harris Technologies is proud to be an Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law. Please be aware many of our positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. By submitting your resume for this position, you understand and agree that L3Harris Technologies may share your resume, as well as any other related personal information or documentation you provide, with its subsidiaries and affiliated companies for the purpose of considering you for other available positions. L3Harris Technologies is an E-Verify Employer. Please click here for the E-Verify Poster in English or Spanish. For information regarding your Right To Work, please click here for English or Spanish. ## At a glance - Posted by the employer: Oct 13, 2026 - First seen by OpenNash: Oct 19, 2026 - Last checked: Oct 19, 2026 - Listed for: 6 days - Location: Cincinnati, OH, US - Employment type: Full-time - Pay: {'@type': 'MonetaryAmount', 'currency': '', 'value': {'@type': 'QuantitativeValue', 'unitText': ''}}[Apply on L3Harris Technologies’s careers site →](https://careers.l3harris.com/en/job/cincinnati/sr-associate-electrical-engineering-fos/4832/101888170240) ## More jobs at L3Harris Technologies ### [Specialist, RF / Wireless Engineer](https://jobs.opennash.com/companies/l3harris-technologies/jobs/f79124c3d53abe799910/) Cincinnati, OH, US ### [Specialist, Systems Engineer](https://jobs.opennash.com/companies/l3harris-technologies/jobs/2f591af5b6ccb57e6fcc/) Cincinnati, OH, US ### [Specialist, Systems Engineer (EE)](https://jobs.opennash.com/companies/l3harris-technologies/jobs/e1fd90b65c23fff5875a/) Cincinnati, OH, US ### [Sr. Specialist, Electrical Engineering (FOS)](https://jobs.opennash.com/companies/l3harris-technologies/jobs/dfd98f3e84b809c107f7/) Cincinnati, OH, US ### [Specialist, Mechanical Design Engineer](https://jobs.opennash.com/companies/l3harris-technologies/jobs/19861cc375728a5fab61/) Cincinnati, OH, US ## Similar jobs at other companies ### [SSN Electrical Engineering and Design - 2027 Engineering Summer Internship](https://jobs.opennash.com/companies/general-dynamics/jobs/09a79467c8d51e4738cd/) General Dynamics · Groton, CT, US ### [Electrical Engineering Manager](https://jobs.opennash.com/companies/lockheed-martin/jobs/575e665b6ada0a16b4a0/) Lockheed Martin · Orlando, FL ### [Groton Facilities Power Distribution Electrical Engineering 2027 Engineering Summer Internship](https://jobs.opennash.com/companies/general-dynamics/jobs/2e05f12ab9dd2e3f5abe/) General Dynamics · Groton, CT, US ### [Electrical Reliability Engineering Supervisor](https://jobs.opennash.com/companies/cargill/jobs/5bf132e5e39287cf32af/) Cargill · Dodge City, Kansas ### [Electrical Engineering Mgr - L5](https://jobs.opennash.com/companies/lockheed-martin/jobs/e22fded771ccd8907931/) Lockheed Martin · Grand Prairie, TX OpenNash lists jobs from employers’ own careers sites and does not handle applications. Dates come from the employer where stated; “first seen” and “last checked” are our own observations. OpenNash Jobs · Official listings with dates and links to the employer. [Weekly hiring report](/reports/hiring/) · [Methodology](/methodology/)