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Northrop Grumman · 1 month ago

Sr Principal Engineer Electrical

Mesa, AZ

Full-time

Hybrid

Senior Level, Lead/Staff

$123K/yr - $184K/yr

6+ years exp

Northrop Grumman is a leading aerospace and defense company that provides innovative solutions impacting people's lives globally. They are seeking a self-motivated and innovative Sr. Principal Electrical Engineer to design, test, and troubleshoot electrical equipment and control systems for complex aerospace and defense projects, particularly for the Bushmaster gun team.

AerospaceData IntegrationManufacturingRemote SensingSecurity

Growth Opportunities

No H1B

Security Clearance Required

U.S. Citizen Only

Responsibilities

Lead electrical design projects of significant complexity that meet stakeholder requirements

Conduct research, design, and development in areas including power conditioning electronics, analog and digital circuit design, FPGA/ASIC design and verification, and other essential electrical engineering functions

Plan, design, develop, simulate, and test electrical circuits for military applications using state-of-the-art tools and methodologies

Generate detailed design schematics using CAD tools such as Mentor Graphics and related software (e.g., Mentor System Vision, Power Intent, Hyperlynx, LTspice) to predict circuit performance

Oversee board layout and printed wiring board (PWB) design, ensuring first-pass success by integrating robust circuit schematics, component selection, and efficient design practices

Assemble, test, and refine product breadboards, prototypes, and new electrical assemblies throughout the development lifecycle

Develop and execute comprehensive electrical schematics, EMC/EMI strategies, and high/low voltage wiring harness architectures

Perform circuit simulations, functional testing, and analyses with computer-assisted design software and specialized simulation tools

Drive hands-on testing, integration, troubleshooting, and root-cause analysis for both new and legacy electrical systems

Provide technical leadership for complex programs and coordinate engineering efforts across multi-disciplinary teams

Develop and manage test programs: planning, execution, and documentation to verify subsystem performance

Prepare technical documents and test reports (including PDR, CDR, V&V, manuals, ICDs) and present findings to leadership and external customers

Utilize electronic test instruments (e.g., voltmeters, DMMs, oscilloscopes) to evaluate system performance while ensuring adherence to safety standards, MIL-STD, QMS, and best design practices

Collaborate closely with software and other engineering teams to resolve challenges cost-effectively

Mentor and guide junior engineers while contributing to trade studies and project estimations

Proactively adopt new design techniques and emerging technologies to deliver innovative solutions

Maintain a safe, organized engineering lab environment, including safety training and equipment management

Embrace a systems engineering mindset; proactively identify opportunities for process improvement and step into different roles as necessary to support the team’s broader objectives

Qualification

Electrical EngineeringFPGA/ASIC designPower electronicsMentor GraphicsCircuit designTestingValidationPrinted wiring board designSignal integrityTeam collaborationCommunication skills

Required

Bachelor of Science degree in Electrical Engineering plus 8 years of experience, or Master's degree plus 6 years of experience

Professional experience in design, assembly, troubleshooting, testing, and validation within aerospace or defense environments

Proven hands-on expertise in electrical assembly troubleshooting, test development, and integration testing

Proficient in diagnosing analog, digital, and mixed-signal circuit issues at both board and system levels, including resolving signal integrity, component failures, and performance deviations

Excellent organizational, interpersonal, and analytical skills, with the ability to work effectively in small, collaborative teams

Ability to travel occasionally to meet government and industry customers, interface with suppliers, and collaborate with colleagues

U.S. Citizenship and eligibility to obtain a DoD Secret Clearance, with the ability to obtain clearance from the Bureau of Alcohol, Tobacco, and Firearms and Explosives as required

Preferred

Experience with Mentor Graphics design and simulation tools

Extensive experience in printed wiring board layout and design, with a strong understanding of PWB manufacturing processes

Proven experience using electronic lab equipment such as DMMs, power supplies, oscilloscopes, etc

Expertise in power electronics with a focus on designing and optimizing regulators, power conditioning circuits, and DC/DC converters for enhanced system efficiency and performance

Familiarity with motor control applications and the integration of electrical and mechanical engineering in product development

Experience in developing high-reliability electronics for harsh military environments, including extreme temperatures, high G shock loads, intense vibration, and extended storage periods

Experience in sustaining legacy programs and performing failure analysis, FMEA, requirements decomposition, verification and validation, and risk analysis

Proficiency with requirements database tools, such as DOORS

A fast learner with outstanding communication skills, capable of explaining complex technical concepts to diverse audiences