Sr. Principal Eng Analog

Company: Micross
Location: San Jose
Posted on: February 21, 2026

Job Description:

Job Description Job Description Job Description: Sr. Electrical DC-DC Design Engineer Location: San Jose HiRel Department: Engineering Reports To: Design Engineering Manager Summary: The Sr. Electrical Design Engineer for high reliability DC-DC converters for Space and Military applications supports the development of new DC-DC converters. The Engineer is responsible for the design documentation, analyses and qualification of new DC-DC converters that will have a direct impact on meeting our product road map objectives. Essential Duties & Responsibilities: Architect and design isolated and non-isolated DC-DC converters and support production in new product DC-DC Converter development activites. Responsible for the release of new design packages (documentation) Perform worst-case circuit analysis (WCCA), derating analysis, and stress analysis for high-reliability applications. Develop simulation models (LTspice or equivalent). Develop power stage magnetics (transformers, inductors) including core selection, winding design, thermal analysis, and leakage control. Conduct detailed loss modeling, efficiency optimization, and thermal design. Design for radiation tolerance and total ionizing dose (TID) considerations where applicable. Support EMI/EMC compliance per MIL-STD-461 and related standards. Other Duties & Responsibilities: Generate detailed schematics and guide PCB layout for low noise, high efficiency, and high reliability. Review customer specifications and internal datasheets. Present designs at PDR, CDR, and other formal design reviews. Mentor junior engineers and contribute to engineering best practices. Perform test validation, qualification, and product release to production per corporate standards and procedures. Support the test and product engineering teams to help solve problems Comply with all safety policies, practices, and procedures. Build meaningful and productive relationships with internal business partners. Participate in proactive team efforts to achieve departmental and company goals. Contribute to building a positive team spirit. Communicate effectively with all levels of employees. Protect confidential information by not communicating, disclosing to, or using it for the benefit of 3rd parties. Maintain the highest degree of honesty and integrity at all times. Perform other duties as assigned. Page Break Job Qualifications: Electrical Engineering with minimum 5 years converter design experience Knowledge of electronic engineering principles including analog circuits, power supplies, and isolated DC-DC converter design. Experience with schematics and PCB design. Hands-on experience performing bench electrical measurements using signal generators, DVMs, oscilloscopes, and spectrum analyzers. Excellent analytical and problem-solving skills, as well as teamwork capabilities. Excellent communication skills and ability to interact with multiple stakeholders. Job Skills: Perform root cause analysis and corrective actions for design or field issues. Standard electronic laboratory equipment: (i.e., Oscilloscopes, Pulse/Signal Generators, Parametric Analyzers, Spectrum Analyzers, etc). Interface with customers and program managers on technical requirements and reviews. Self-motivated with the ability to align priorities in accordance with business goals and meet deadlines in a fast-paced environment. Team player who can work with different multiple team members High-energy, results-focused self-starter. Strong analytical ability and decision-making. Ability to adapt quickly and learn new tasks independently. Ability to manage competing priorities. Excellent organization and planning skills. Effective communication skills (written & verbal). IMPORTANT INFORMATION: This position is in an ITAR-registered facility, US Person (US Citizen or US Permanent resident) status is a must. At Micross, our Core Values of integrity, communication, teamwork, quality and execution, self-discipline and accountability are cultivated throughout all levels of the organization. Micross provides a challenging and enjoyable workplace for members and supports the needs of the community. Micross provides competitive benefits including medical, HSA and FSA plans, dental, vision, company paid basic Life Insurance, Employee Assistance Program (EAP), 401k with employer match, paid leave, vacation, holidays, generous tuition assistance, 529 College Savings, Pet insurance, Legal insurance, and a range of well-being programs available.

Keywords: Micross, Sacramento , Sr. Principal Eng Analog, Engineering , San Jose, California