Principal Firmware Engineer
Principal engineer job in San Jose, CA
My client is an innovative medical technology company with a non-invasive product for chronic disease, including neurological disorders. Due to recent growth, they are seeking a Principal Firmware Engineer to drive improvements on new projects as well as sustaining technology.
This role offers the chance to join a rapidly growing, innovative team and to be part of an industry-changing solution.
The Principal Firmware Engineer will join the existing product development team, and will act primarily as an individual contributor, while also exercising a leadership role to provide support, mentorship and technical leadership to more junior engineering team members.
To be the Principal Firmware Engineer, you will need:
A BS or MS in computer science, Computer Engineering or Electrical Engineering
10+ years of firmware engineering experience, specifically within low-power/small footprint design
Technical experience including microcontrollers ARM Cortex (M0, M3, M4) ISO13485
C/Linux/Zephyr/free RTOS programming skills
Expertise with radio/RF technology, including WiFi, NFC, BTLE, LTE/5G and cellular modem
Cross-collaboration ability, and strong communication skills
This role offers a competitive salary, comprehensive health benefits and 401k. It based in the San Francisco Bay Area.
If the Principal Firmware Engineer role sounds like you, please click apply now or drop me a message. Share with your network too, if this is not quite right for you but could be perfect for someone you know!
Staff Engineer Quality
Principal engineer job in Sunnyvale, CA
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. We have a wide portfolio of secure, affordable, integrated, and multi-domain systems and technologies. Our differentiated battle
management and cyber solutions deliver timely, mission-enabling information and provide superior situational awareness and understanding to protect the U.S. and its global allies.
Northrop Grumman Mission Systems is looking for you to join our team as a Staff Quality Engineer based in Sunnyvale, CA.
What you will get to do:
Develop, modify, apply and maintain quality evaluation and control systems and protocols for processing materials into partially finished or finished materials product. Collaborate with engineering and manufacturing functions to ensure quality standards are in place. Devise and implement methods and procedures for inspecting, testing and evaluating the precision and accuracy of products and production equipment. Design and analyze inspection and testing processes, mechanisms and equipment; conduct quality assurance tests; and perform statistical analysis to assess the cost of and determine the responsibility for, products or materials that do not meet required standards and specifications. Audit quality systems for deficiency identification and correction. Ensure that corrective measures meet acceptable reliability standards and that documentation is compliant with requirements. May specialize in the areas of design, incoming material, production control, product evaluation and reliability, inventory control and/or research and development as they apply to product or process quality. May be certified in lean and six-sigma quality engineering methodologies.
Basic Qualifications for the Staff Quality Engineer:
A Bachelor's Degree in an Engineering discipline with a minimum of twelve (12) years of relevant work experience; OR a technical Master's Degree with a minimum of ten (10) years of relevant work experience
Minimum of 5 years of experience in a quality role
Experience in an ISO 9001/AS9100 or similar Quality Management System Environments
Experience with QC inspection techniques (GDIT, NDT, etc.)
Experience with low volume high mix manufacturing environments
Experience with DoD contracting requirements for Naval applications
Audit experience
Experience with EVMS, BOE's, and proposal efforts
Preferred Qualifications for the Staff Quality Engineer:
Experience with Naval launcher application
Six-Sigma Black Belt
CMM experience
Close tolerance inspection processes experience
Experience with problem solving processes
Heavy equipment final assembly and test working experience
Customer interface experience
Systems engineering background/experience
Supplier quality background/experience
Receiving Inspection background/experience
What We Can Offer You:
Northrop Grumman provides a comprehensive benefits package and a work environment which encourages your growth and supports the mutual success of our people and our company. Northrop Grumman benefits give you the flexibility and control to choose the benefits that make the most sense for you and your family.
Your benefits will include the following: Health Plan, Savings Plan, Paid Time Off and Additional Benefits including Education Assistance, Training and Development, 9/80 Work Schedule (where available), and much more!
Primary Level Salary Range: $155,500.00 - $233,300.00
The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.
The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.
Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
Senior/Principal Device Engineer
Principal engineer job in San Jose, CA
About CoFlo
CoFlo Medical's core annular flow devices reduce drug delivery injection forces by >200x, unlocking high-concentration, high-viscosity delivery beyond 1,000cP. CoFlo is collaborating with biopharmas to develop high-dose combination products that enable low-cost, less-frequent, and at-home treatment. Founded out of MIT and venture-backed, our team is reimaging healthcare with the mission of increasing patient access to life-saving therapies.
What You'll Do
You'll join our team as a Senior or Principal Device Engineer on the journey from early stage to FDA-ready device. You will lead and execute a wide range of device engineering responsibilities to enable CoFlo's progression through proof of concept, manufacturing scaleup, first-in-human, submission, and marketing. You will contribute to delivery devices across modalities, from large- and small-volume subcutaneous delivery to intravitreal injections and more. Your responsibilities will include:
Drive device design from user needs through design freeze
Organize and execute verification testing, human factors, and risk mitigation
Manage vendor selection, tooling, sterilization, and packaging development
Author data packages and documentation for regulatory submissions
Requirements
BS or higher in related field
>5 years of experience in medical devices
Desire to work in a fast-paced, high-agency environment
Proven track record in most or all of the following: Design Controls and Risk Management, Design Transfer, Vendor Management (CRO, CMO, testing, etc.), User Needs and Human Factors Engineering, Verification and Validation
Experience with needle-based injection device systems
(Bonus) Literacy in specific needle-based injection system standards (ISO 11608, 11040, 10993, 11135)
(Bonus) Startup or small-team experience
What We Offer
An opportunity to make a visible impact on a meaningful medical device and to grow with a fast-paced company. We also offer competitive salaries, early-employee equity, 401(k), health, dental, and vision insurance. Title will be commensurate with experience.
Staff Software Engineer - AI Agent Infrastructure (Healthcare)
Principal engineer job in San Jose, CA
Honey Health is the all-in-one AI back office for primary and specialty care. Our AI agents autonomously handle core back-office jobs, such as aggregating patients data, processing orders and prescriptions, automating prior authorizations, triaging faxes and referrals, and managing RCM(revenue cycle management). Organizations using Honey frequently cut administrative costs in half while improving staff/patient satisfaction and increasing revenue. Built with enterprise-grade security and privacy, our platform delivers real operational transformation.
About the Role
Honey Health is seeking a Senior/Staff Software Engineer to build leading AI Agent systems that transform healthcare operations. In this role, you will design and implement the infrastructure for training and deploying highly useful AI Agents in healthcare. Our team's mission is to create seamless, robust platforms for AI Agents - enabling them to operate at scale and perform complex tasks safely and autonomously. You'll work closely with AI researchers, product teams and operation teams to translate cutting-edge technical research into impactful healthcare applications, automating back-office works and improving patient care. The ideal candidate is passionate about being the builder of AI Agents (especially in healthcare) and relentless in pursuing high-quality, safe, and beneficial AI systems. This is a full-time role based in the U.S., offering the opportunity to lead innovation at the intersection of AI and healthcare.
Is This You?
You're fired up about Agentic AI and ready to help shape the future of healthcare. You're joining at the perfect moment to build transformative AI agents, and you're here to learn fast, contribute boldly, and grow into a leader in this space.
You're deeply driven to make a meaningful impact - shaping team culture at Honey, redefining value for healthcare providers and patients, and pushing the boundaries of innovation in one of the most impactful industries.
You don't just solve problems - you tackle the hardest ones with ambition and drive. You bring relentless energy, even in the face of complexity, always aiming for excellence when it matters most.
You bring infectious energy and initiative - sparking bold ideas, asking the right questions, and inspiring the team to explore ambitious paths in a fast-moving, open and exploratory environment.
If these describe you, we should definitely talk.
In this role, you will:
Architect and invent next-generation AI agent infrastructure to train and deploy healthcare AI agents, ensuring the platform is efficient, reliable, and scalable for large-scale workloads and healthcare production environments.
Integrate the latest LLM advancements and in-house research into the agent platform, leveraging generative AI and reinforcement learning to continuously enhance agent capabilities.
Prototype and integrate AI agents with real healthcare data and services to enable reliable, safe automation in complex workflows (e.g. automating administrative tasks), and design secure sandboxed execution environments to ensure robust operations.
Collaborate with healthcare experts to turn novel AI research into practical features, and with pilot customers and clinicians to validate and refine the value in healthcare.
Uphold high standards in code quality, testing, and reliability, continuously improve processes & monitoring to deliver an excellent experience for healthcare users.
You might thrive in this role if you:
8+ years of industry-related experience.
Fueled by a vision to use AI as a force for innovation, care improvement, and system-wide change in healthcare.
You've built cutting-edge AI and Agentic systems, ranging from tool-calling stacks to MCP-style frameworks, and bring hands-on experience with LangChain, context engineering, and RL-enhanced agents.
Know how to build new things from 0-1 quickly, and then scale them 1,000,000x.
Have a strong product mindset with a focus on quality and user impact, care about solutions being technically sound and improving end-user workflows, and have a knack for iterative improvement, testing, and delivering high-impact features.
Committed to never settling - pushing limits through continuous improvement, precision, and a mindset to lead.
Join us at Honey Health and apply your expertise and talent in AI agents to solve real-world healthcare challenges. You will be at the forefront of a new era where Agentic AI systems meaningfully improve healthcare - from reducing administrative burden to enabling better patient care - all while working with a team that values innovation, safety, and impact. We look forward to your curiosity, ownership, and drive in pushing the boundaries of what AI agents can do in healthcare. Apply now to shape the future of health with us.
Senior Electrical Engineer
Principal engineer job in Milpitas, CA
We're seeking a Senior Electrical Engineer to join our client's growing Supply Chain Engineering team in the Life Sciences sector. This is an onsite role requiring daily collaboration with cross-functional teams including Manufacturing, Quality, and R&D. The engineer will investigate non-conforming materials and part failures, working with prototype analog/digital circuits, schematic capture, and PCB layout. Responsibilities include defining electrical subsystem requirements and ensuring compliance with evolving global safety and regulatory standards.
In this role, the Electrical Engineer will work onsite daily, collaborating cross-functionally with teams such as Manufacturing, Quality, and R&D to investigate non-conforming materials and part failures. They'll engage in hands-on work with prototype analog/digital circuits, schematic capture, and PCB layout, while defining subsystem requirements and ensuring compliance with evolving global safety and regulatory standards. The engineer will drive improvements in PCB yield and scrap reduction, troubleshoot high-failure components with suppliers, and manage component end-of-life replacements, including redesigns for manufacturability. They'll lead and support technical projects using Six Sigma and FPx tools, contribute to supplier capacity planning, and participate in quality investigations and lifecycle design changes. The role also involves budget management, cross-functional coordination across global teams, and maintaining strong relationships with procurement, supplier quality, and operations partners to ensure continuity of supply and technical excellence
Required Skills & Experience
5+ years of hands-on electrical engineering experience in a medical device environment, particularly within a production setting
Familiarity with regulations including but not limited to ISO 13485, FDA and IPC standards
Experience in troubleshooting electronics, component debugging, and printed circuit board assembly (PCBA)
Ability to be onsite in Milpitas 5x week
Nice to Have Skills & Experience
Familiarity with laser optic devices
Experience working with international suppliers, ideally within efforts to move circuit boards to global markets
Proficiency in Six Sigma, Process Excellence, or LEAN methodologies
Compensation:
$70/hr to $80/hr.
Exact compensation may vary based on several factors, including skills, experience, and education.
Benefit packages for this role will start on the 1st day of employment and include medical, dental, and vision insurance, as well as HSA, FSA, and DCFSA account options, and 401k retirement account access with employer matching. Employees in this role are also entitled to paid sick leave and/or other paid time off as provided by applicable law.
Senior Product Development Engineer
Principal engineer job in San Leandro, CA
The Sr. Product Development Engineer designs and develops Class I & II medical devices for eye surgeries, such as vitrectomy probes. These devices have features down to 2 micrometers that need to be precisely manufactured and assembled. As a team member of the R&D Department, close collaboration with the Manufacturing Engineering, Quality and Production Teams is part of the daily routine. Responsibilities include improvement projects as well as end-to-end product developments from concept to manufacturing. Critical thinking is essential at all stages of the development process.
RESPONSIBILITIES:
Performs complex mechanical designs, engineering analyses and feasibility studies for new components or products
Works out the design requirements and determines optimum design choices, including via trade-off studies of various options.
Approaches troubleshooting by methodical, scientific means to identify root cause prior to implementing possible solutions through redesign
Thorough documentation of work performed, as required by the regulatory environment per 21 CFR 820.
Researches, understands, and presents information relating to Regulatory and Environmental Standard compliance requirements as it relates to product and processes.
Collaborate with Manufacturing in supplier selection, manufacturability, and the transition from R&D to manufacturing to ensure smooth and efficient design transfer.
Supports evaluation for viable Engineering Changes
Research new enabling technologies and manufacturing techniques and determine feasibility.
Responsible for project related functions including preparing, managing, and facilitating development of plans, schedules, tasks and resources from conception to volume manufacturing
Generate technical drawings of systems, components, and interfaces based on inputs provided by others.
Provides sustaining engineering support for existing products.
Work in a stage-gate product development process following principles of FDA design controls
Engage with cross-functional teams including Quality Assurance to ensure smooth project execution.
Generates patentable designs and proprietary manufacturing processes.
Competitive market analysis
REQUIRED SKILLS AND EXPERIENCE:
Proficient in SolidWorks, FEA, GD&T
Demonstrated ability to solve problems via scientific methodology and analysis (for example Theory of Knowledge)
Medical Device experience, FDA 21 CFR 820 & ISO 13485
Familiar with the manufacturing, assembly and bonding processes of consumable medical devices.
Experience with sterilization, biocompatibility requirements
Developing IQ/OQ/PQ, process validation documents
Risk Management per ISO 14971.
Requirements definition and traceability through verification and validation testing
Works and communicates effectively with people from all levels of the organization
Flexible and willing to perform other tasks as assigned
Travel - less than 10%, domestic & international
EDUCATION:
BS in Mechanical Engineering, Physics, or equivalent, 8+ years of experience
Advanced degree desirable
ADDITIONAL SKILLS AND EXPERIENCE DESIRED:
Methodical root cause analysis (DMAIC), detail-oriented
Mechanics of materials
Electronics concepts to control valves and pumps for liquid management systems
Micro-machining techniques
Familiar working with suppliers and vendors
Use of standard machine tools to fabricate simple tools and fixtures is a plus
Annual Compensation: $150,000 - $180,000 DOE (Depending on Experience)
Location: San Leandro, CA (Onsite, Full-time)
Company Website: ***************
Employment Type: Full-time
Medical Instrument Development Laboratories, Inc. (MIDLabs) is an equal opportunity employer. We are committed to fostering an inclusive, diverse, and respectful work environment and do not discriminate based on race, color, religion, sex, national origin, age, disability, sexual orientation, gender identity, or any other legally protected characteristic. Applicants from all backgrounds are encouraged to apply.
Medical Device Quality Electrical Engineer II
Principal engineer job in Fremont, CA
The Quality Electrical Engineer II develops and implements appropriate quality system elements to ensure the high-quality level of new and existing products as well as their compliance with applicable regulations and standards. Work with problems of moderate scope where the analysis of the situation or data requires a review of identifiable factors. Exercise judgment to determine appropriate action. Communicate and implement quality objectives.
Specific Duties and Responsibilities
• Collaborate in the development and qualification activities for new and existing products*
•Perform PCB function verification to ensure all functions meet design specifications, validating critical parameters such as power and signal integrity margins
•Maintain and track critical hardware PCB issues, document findings, and ensure effective communication with relevant stakeholders
• Collaborate in the development of testing and inspection methodology and documentation for new and existing products*
• Collaborate on Quality Objective teams*
• Design and install QC process sampling systems, procedures, and statistical techniques*
• Design or specify inspection and testing mechanisms and equipment*
• Perform failure analyses and defect investigations *
• Analyze production limitations and standards *
• Recommend revision of specifications *
• Interface with other engineering departments within the company, customers, and suppliers on quality related issues*
• Collaborate in the development of standard operating procedures*
• Facilitate and perform internal audits*
• Adhere to the Company's Quality Management System (QMS) as well as domestic and global quality system regulations, standards, and procedures. *
• Understand relevant security, privacy and compliance principles and adhere to the regulations, standards, and procedures that are applicable to the Company. *
• Ensure other members of the department follow the QMS, regulations, standards, and procedures. *
• Perform other work-related duties as assigned
*Indicates an essential function of the role
Location and Salary:
• Location: Alameda, CA
• Salary: $95,000 to $127,000
• Individual compensation will vary over time-based on factors such as performance, skill level, competencies, work location and shift.
Position Qualifications
Minimum education and experience:
• Associate's or Bachelor's degree in Engineering, a Life Science, or a related field, with 2+ years of quality engineering or relevant experience, preferably in a medical devices or regulated industry environment, or equivalent combination of education and experience.
Additional qualifications:
• Familiarity with QSR, ISO and other applicable regulations and laws required
• Engineering experience in a manufacturing environment recommended, medical device industry preferred
• Experience with Electronic devices and or PCBAs
• Excellent verbal, written, and interpersonal communication skills
• Proficiency with MS Word, Excel, and PowerPoint
Working Conditions
• General office, laboratory, and cleanroom environments
• Potential exposure to blood-borne pathogens
• Requires some lifting and moving of up to 25 pounds
• Must be able to move between buildings and floors.
• Must be able to remain stationary and use a computer or other standard office equipment, such as a printer or copy machine, for an extensive period of time each day.
• Must be able to read, prepare emails, and produce documents and spreadsheets.
• Must be able to move within the office and access file cabinets or supplies, as needed.
• Must be able to communicate and exchange accurate information with employees at all levels on a daily basis.
What We Offer
• A collaborative teamwork environment where learning is constant, and performance is rewarded.
• The opportunity to be part of the team that is revolutionizing the treatment of some of the world's most devastating diseases.
• A generous benefits package for eligible employees that includes medical, dental, vision, life, AD&D, short and long-term disability insurance, 401(k) with employer match, an employee stock purchase plan, paid parental leave, eleven paid company holidays per year, a minimum of fifteen days of accrued vacation per year, which increases with tenure, and paid sick time in compliance with applicable law(s).
Penumbra, Inc., headquartered in Alameda, California, is a global healthcare company focused on innovative therapies. Penumbra designs, develops, manufactures, and markets novel products and has a broad portfolio that addresses challenging medical conditions in markets with significant unmet need. Penumbra sells its products to hospitals and healthcare providers primarily through its direct sales organization in the United States, most of Europe, Canada, and Australia, and through distributors in select international markets. The Penumbra logo is a trademark of Penumbra, Inc.
Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, age, disability, military or veteran status, or any other characteristic protected by federal, state, or local laws.
If you reside in the State of California, please also refer to Penumbra's Privacy Notice for California Residents.
For additional information on Penumbra's commitment to being an equal opportunity employer, please see Penumbra's AAP Policy Statement.
Senior Quality R&D Design Engineer, Med Device, Design Controls
Principal engineer job in Redwood City, CA
Senior Quality R&D Design Engineer - Design Controls, Risk Management
BUSINESS PROBLEM, CONTEXT & INITIATIVE DESCRIPTION
Our client is a privately held medical device company based in Northern California growing rapidly in the development of disease-modifying therapies that improve survival, quality of life, and outcomes for patients with bronchitis, cardiac conditions, lung cancer, COPD, asthma, and other pulmonary diseases. They are building a portfolio of technologies to address the needs of interventional pulmonologists and radiologists, cardiac and thoracic surgeons, and physicians who treat pulmonary disease.
They are seeking a Sr. R&D Engineer - Design Controls & Risk Management to support on-going development programs. This role is critical for ensuring robust design practices, regulatory compliance, and effective cross-functional collaboration throughout the product lifecycle. The position will focus on authoring/owning requirement documents, traceability matrix, and Risk Management documents, while also managing external vendor/supplier activities such as Transit/Environmental Testing, Sterilization, and Biocompatibility testing.
DUTIES / EXPECTATIONS OF THIS ROLE
· Prepare and present structured technical documentation and summaries for internal and external stakeholders.
· Lead the development, documentation, and maintenance of Design Control elements including User Needs, Design Inputs/Outputs, DV protocols, test cases, and reports.
· Create and maintain Risk Management documentation in accordance with ISO 14971 (Design, Use-Related, Process, Software).
· Manage and maintain the Input/Output Trace Matrix using JAMA Software, ensuring alignment between requirements, risks, and V&V activities.
· Collaborate cross-functionally with R&D, Quality, Regulatory, Clinical, and Operations teams to ensure cohesive development and regulatory alignment.
· Participate in and/or lead formal design reviews, risk reviews, and test planning sessions.
· Provide input and oversight for Design Verification testing to ensure coverage of requirements and risk mitigations.
· Support updates to design control and risk documentation during design changes, sustaining engineering, or complaint investigations.
· Ensure compliance with applicable standards including 21 CFR Part 820, ISO 13485, and ISO 14971.
· Drive continuous improvement of design control and risk management processes to enhance efficiency and compliance.
MUST HAVES - QUALIFICATION SUMMARY
· Bachelor's or advanced degree in Mechanical or Biomedical Engineering (other engineering disciplines considered with medical device experience).
· 5+ years of experience developing or supporting capital equipment and/or disposable medical devices (energy-based device space preferred).
· Proven experience authoring and managing requirements, traceability matrix, and risk documentation.
· Strong knowledge of Design Control and Risk Management requirements under FDA QSR (21 CFR Part 820), ISO 13485, and ISO 14971.
· Proficiency in authoring risk assessment documents (e.g., FMEA) and understanding risk methodologies.
· Strong attention to detail with a systematic approach to documentation and traceability.
· Excellent organizational and communication skills with the ability to manage multiple priorities.
NICE-TO-HAVES
· Familiarity with CAD software and testing tools a plus.
TRAVEL & LOCATION
Onsite in Redwood City, CA with flexibility to work in a hybrid capacity.
Domestic and international travel (less than 20%) to collaborate with external vendors and support clinical trials when necessary.
START & TERM
ASAP, 6-month contract-to-hire
CONSULTING RATE
Competitive
BIOPHARMACEUTICAL - SR C&Q ENGINEER
Principal engineer job in Hayward, CA
Previous Pharmaceutical/Biotech experience is mandatory for this role.
MMR Consulting is an engineering and consulting firm specializing in the pharmaceutical and biotechnology industries. Its services include Engineering, Project Management, and other Consulting services.
MMR Consulting has offices in Canada, USA, and Australia.
This is an outstanding opportunity to join our growing team, where the successful candidate will work with a group of engineers and specialists involved in project management, commissioning and qualification, of equipment, systems and facilities. The work will require working out of the client's facilities in San Francisco Bay Area, California.
This role is for Bioprocess Sr. C&Q Engineer role to work on the commissioning, qualification, startup of upstream and downstream bioprocess systems/equipment in the biopharmaceutical industry, as well as process equipment in pharma/biotech industries. The ideal candidate should possess leadership skills to lead/mentor intermediate/junior engineers.
Responsibilities
Provide technical guidance into the commissioning, qualification and start-up of various equipment and facilities used in life science manufacturing, such as bioreactors, tanks, CIP, Buffers, Media, Chrom, TFF, washers & autoclaves, etc.
Lead the development of key qualification deliverables during the project lifecycle to ensure project is well defined, and the action plan to test the system is applicable and relevant.
Lead qualification processes throughout the project lifecycle such as VPP, Risk Assessments, RTM, DQ, FAT, SAT, IQ, OQ and PQ as appropriate to ensure timely completion and to ensure all quality and engineering specifications are met.
Prepare protocols, execute protocols, summarize data, resolve deviations, prepare final reports.
Experience with C&Q of process equipment, utilities, facilities is an asset. Thermal Validation experience is an asset.
Coordinate meetings with cross-functional departments, to drive project progress, facilitate decisions, provide updates.
Engage other departments, as required, for design reviews and decisions.
Travel may be occasionally required for meetings with clients, equipment fabrication vendors or Factory Acceptance Testing (FATs).
Work may require occasional support over shutdowns or extended hours, specifically during installation and commissioning / validation phases.
Client-management (maintain key Client relationships in support of business development and pursuit of new work), project scheduling/budgeting, coordination of client and MMR resources for effective project delivery, supporting business development (providing technical support to the sales as required for proposals/opportunities), presenting at industry conferences/publishing papers etc.
Visit construction and installation sites following all site safety requirements.
Other duties as assigned by client, and/or MMR, based on workload and project requirements.
Qualifications
8-12+ years for years of experience in commissioning, qualification or validation of various systems within the pharmaceutical/biotech industry.
Excellent written and spoken English is required including the preparation of technical documents in English
Knowledge of requirements for a cGMP operations, including SOPs, Change Controls, Validation.
Experience with developing and executing validation projects. Risk-Based Commissioning & Qualification approaches, such as ASTM E-2500 or ISPE ICQ, is considered an asset, but not required.
Experience with commissioning and qualification of biotech process equipment (upstream or downstream or both), such as some, but not all, of the following: fermentation, bioreactors, downstream purification processes (chromatography, TFF, UF) is required
Experience with commissioning & qualification of process control systems (i.e. PCS, SCADA, Historians) and building automation systems (i.e. Siemens Insight / Desigo, JCI Metasys) are considered an asset, but not required.
Experience with Qualification or Validation of clean utilities, ISO clean rooms, and Thermal Validation is considered an asset.
Experience with preparation and execution of URS's, DQ's, RTMs, Risk Assessments, CPPs, VPPs, FATs, SATs, IOQs, NCRs, Final Reports.
Ability to lift 50 lbs.
Engineering or Science degree, preferably in Mechanical, Electrical, Chemical, Biochemical, Electromechanical or a related discipline.
Ability to handle multiple projects and work in a fast-paced environment.
Strong multi-tasking skills
Salary range: 100,000$ -145,000$ based on experience.
Equal Employment Opportunity and Reasonable Accommodations
MMR Consulting is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. Our hiring decisions are based on merit, qualifications, and business needs. We are committed to working with and providing reasonable accommodations to individuals with disabilities globally. If, because of a medical condition or disability, you need a reasonable accommodation for any part of the application or interview process, please let us know the nature of your request.
Senior Backend Engineer
Principal engineer job in Fremont, CA
Plenful is on a mission to transform healthcare operations from the inside out. Fresh off our $50M Series B and backed by Bessemer Venture Partners, Notable Capital, TQ Ventures, Susa/Kivu Ventures, and other leading investors, we're building the category-defining AI agentic operating platform that healthcare teams rely on to operate smarter, faster, and more efficiently. Our technology empowers healthcare operators across hospital and health systems, pharmacies and payors to eliminate manual work, reduce administrative burden, and improve compliance, all while unlocking critical revenue to fund programs for their in-need patient populations.
Built by healthcare operators for healthcare operators, Plenful is driven by a deep understanding of the challenges facing today's care teams. We're passionate about equipping healthcare workers with world-class tools that deliver real, measurable impact, and we're proud to serve leading healthcare organizations across the country. If you're excited to help shape the future of healthcare, we'd love to meet you. Apply now to join our growing team.
About the role
We're looking for a Senior Backend Engineer to design and build systems that power our distributed computing, data workflows, and core infrastructure. You'll take ownership of major backend components, contribute to database and orchestration architecture, and collaborate closely with our DevOps and ML teams. This role is ideal for an experienced engineer who loves solving complex technical problems, improving system reliability, and contributing to the evolution of a high-performing backend platform.
What you'll do
Core Infrastructure & Workflow Orchestration
Contribute to the design and evolution of our workflow orchestration system that runs across serverless and containerized environments, processing millions of tasks each month.
Implement scheduling, queuing, rate limiting, and retry logic for reliable and fair resource allocation.
Build components for state tracking, error handling, timeouts, and cleanup across distributed tasks.
Collaborate with DevOps to enhance observability, structured logging, tracing, and deployment automation.
Database Architecture & Data Modeling
Design and optimize schemas for scalable and flexible data storage.
Improve query performance and efficiency across large datasets through indexing, caching, and connection pooling.
Ensure data integrity, concurrency control, and compliance with data governance standards.
Support replication, backups, and disaster recovery efforts in partnership with DevOps.
External Integrations & Data Pipelines
Build and maintain integrations with SFTP, email, databases, spreadsheets, and REST APIs, including credential management and failure recovery.
Develop and operate file processing pipelines handling high data volumes across diverse formats (PDF, Excel, CSV, JSON).
Work with healthcare data formats (HL7, X12, EDI) and collaborate with ML/AI teams on data pipelines for model training and inference.
Create and maintain webhook handlers, polling services, and event-driven workflows.
Technical Impact & Collaboration
Take ownership of complex backend projects from design through deployment.
Participate in architectural discussions, propose improvements, and help drive high reliability and maintainability standards.
Contribute to reducing technical debt and improving operational efficiency.
Mentor junior engineers through code reviews and technical discussions.
Participate in incident response and postmortems with a focus on prevention and system resilience.
What we're looking for
5+ years of professional software engineering experience.
Solid experience with distributed systems, workflow orchestration, and large-scale backend development.
Strong database expertise: SQL, schema design, and performance optimization.
Solid computer science fundamentals (data structures, algorithms, system design).
Experience with large-scale data pipelines and external integrations.
Ability to take ownership of projects and collaborate effectively across engineering, DevOps, and ML teams.
Proven experience improving reliability, performance, and maintainability in production systems.
Strong communication skills for technical discussions and documentation.
Plenful perks
Great benefits include unlimited PTO, health insurance, meal stipend, health & wellness stipend, team offsites, 401K matching, and stock options
Opportunities to further develop and refine your partnership acumen by partnering with our seasoned leaders
Entry-Mid Level Geotechnical Staff Engineer
Principal engineer job in San Jose, CA
Job Title:
Entry-Mid Level Geotechnical Staff Engineer
A locally rooted engineering and consulting firm is seeking a Geotechnical Staff Engineer to join its Sunnyvale office. This is an excellent opportunity for an early-career engineer to gain hands-on experience in geotechnical investigations, laboratory testing, and field operations while contributing to a team known for its technical integrity and regional expertise.
Key Responsibilities:
Assist in planning and executing geotechnical field investigations, including soil borings, sampling, and site reconnaissance.
Coordinate laboratory testing programs and analyze soil data to support engineering recommendations.
Prepare technical reports under the guidance of senior engineers, including foundation design, slope stability, and pavement evaluations.
Conduct construction observation and materials testing as needed.
Collaborate with project managers, clients, and field staff to ensure timely and accurate project delivery.
Maintain documentation and ensure compliance with applicable standards and regulations.
Qualifications:
Bachelor's degree in Civil or Geotechnical Engineering.
0-3 years of experience in geotechnical engineering or construction materials testing.
EIT certification or ability to obtain within 6 months.
Strong written and verbal communication skills.
Familiarity with geotechnical software and lab testing procedures is a plus.
Willingness to work in both office and field environments.
Benefits & Career Growth:
Competitive starting salary with opportunities for performance-based increases.
Health, dental, and vision insurance.
401(k) with company match.
Paid time off and holidays.
Support for professional development including PE licensure, training, and certifications.
Clear path for advancement into project engineering and management roles.
A collaborative team culture that values mentorship, technical growth, and long-term career development.
About the Company:
Since our inception in 2007, our firm has demonstrated successful growth each subsequent year because we provide cost-effective and responsive geotechnical engineering and environmental services to the development and technology communities. We have built our reputation on the ability to professionally plan, research, and execute a wide variety of geotechnical engineering and environmental services on projects that may require a higher level of local expertise and industry knowledge than many of our competitors can provide. Utilizing our extensive local experience, we excel in delivering intelligent solutions to complex problems, mainly for our Bay Area clients.
Please feel free to apply if you believe you could fit the bill!
Staff ML Engineer
Principal engineer job in San Jose, CA
Direct Hire
Detroit, MI or San Francisco, CA
$195K-$295K
About the Team:
The ML Inference Platform is part of the AI Compute Platforms organization within Infrastructure Platforms. Our team owns the cloud-agnostic, reliable, and cost-efficient platform that powers our client's AI efforts. We're proud to serve as the AI infrastructure platform for teams developing autonomous vehicles (L3/L4/L5), as well as other groups building AI-driven products for our client and their customers. We enable rapid innovation and feature development by optimizing for high-priority, ML-centric use cases. Our platform supports the serving of state-of-the-art (SOTA) machine learning models for experimental and bulk inference, with a focus on performance, availability, concurrency, and scalability. We're committed to maximizing GPU utilization across platforms (B200, H100, A100, and more) while maintaining reliability and cost efficiency.
About the Role:
We are seeking a Staff ML Infrastructure engineer to help build and scale robust Compute platforms for ML workflows. In this role, you'll work closely with ML engineers and researchers to ensure efficient model serving and inference in production, for their workflows such as data mining, labeling, model distillation, simulations and more. This is a high-impact opportunity to influence the future of AI infrastructure. You will play a key role in shaping the architecture, roadmap and user-experience of a robust ML inference service supporting real-time, batch, and experimental inference needs. The ideal candidate brings experience in designing distributed systems for ML, strong problem-solving skills, and a product mindset focused on platform usability and reliability.
What you'll be doing:
Design and implement core platform backend software components.
Collaborate with ML engineers and researchers to understand critical workflows, parse them to platform requirements, and deliver incremental value.
Lead technical decision-making on model serving strategies, orchestration, caching, model versioning, and auto-scaling mechanisms.
Drive the development of monitoring, observability, and metrics to ensure reliability, performance, and resource optimization of inference services.
Proactively research and integrate state-of-the-art model serving frameworks, hardware accelerators, and distributed computing techniques.
Lead large-scale technical initiatives across ML ecosystem.
Raise the engineering bar through technical leadership, establishing best practices.
Contribute to open-source projects; represent in relevant communities.
Minimum Requirements
8+ years of industry experience, with focus on machine learning systems or high-performance backend services.
Expertise in either Go, Python, C++ or other relevant coding languages.
Expertise in ML inference, model serving frameworks (triton, rayserve, vLLM etc).
Strong communication skills and a proven ability to drive cross-functional initiatives.
Experience working with cloud platforms such as GCP, Azure, or AWS.
Ability to thrive in a dynamic, multi-tasking environment with ever-evolving priorities.
Preferred Qualifications
Hands-on experience building ML infrastructure platforms for model serving/inference.
Experience working with or designing interfaces, APIs and clients for ML workflows.
Experience with Ray framework, and/or vLLM.
Experience with distributed systems and handling large-scale data processing.
Familiarity with telemetry, and other feedback loops to inform product improvements.
Familiarity with hardware acceleration (GPUs) and optimizations for inference workloads.
Contributions to open-source ML serving frameworks.
The compensation range for this position is $195,000 to $295,000
(dependent on factors including but not limited to client requirements, experience, statutory considerations, and location).
*Note: Disclosure as required by the Equal Pay for Equal Work Act (CO), NYC Pay Transparency Law, and sb5761 (WA)
Synergis is proud to be an Equal Opportunity Employer. We value diversity and do not discriminate on the basis of race, color, ethnicity, national origin, religion, age, gender, gender identity, political affiliation, sexual orientation, marital status, disability, military/veteran status, or any other status protected by applicable law.
For consideration, please forward your resume to *********************
If you require assistance or an accommodation in the application or employment process, please contact us at *********************.
Qualified applicants with arrest or conviction records will be considered for employment in accordance with the requirements of applicable state and local laws, including but not limited to, the San Francisco Fair Chance Ordinance, the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance, the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.
Synergis is a workforce solutions partner serving thousands of businesses and job seekers nationwide. Our digital world has accelerated the need for businesses to build IT ecosystems that enable growth and innovation along with enhancing the Total Experience (TX). Synergis partners with our clients at the intersection of talent and transformation to scale their balanced teams of tech, digital and creative professionals. Learn more about Synergis at ww.synergishr.com.
Senior Project Engineer
Principal engineer job in San Jose, CA
Senior Project Engineer - Heavy Civil (Earthwork & Paving)
Employment Type: Full-Time
I'm partnering with one of Northern California's most respected heavy civil general contractors to help them find a Senior Project Engineer with strong experience in earthwork and paving. This role is key to ensuring projects run smoothly, supporting project managers, and coordinating engineering, scheduling, and technical aspects on complex heavy civil projects.
Responsibilities:
Support project managers in planning, scheduling, and coordination of earthwork and paving projects
Review plans, specifications, and submittals to ensure compliance and feasibility
Coordinate with subcontractors, suppliers, and field teams to resolve technical issues
Monitor project progress, track costs, and assist in reporting to management
Ensure quality control, safety compliance, and adherence to project standards
Qualifications:
Proven experience as a project engineer in heavy civil construction
Strong technical, organizational, and problem-solving skills
Excellent communication and collaboration abilities
Proficiency with construction software and Microsoft Office
The company offers a highly competitive salary, excellent benefits, and clear opportunities for career progression within a respected, high-performing team.
Project Engineer
Principal engineer job in Sunnyvale, CA
The Project Engineer is responsible for ensuring administrative, contractual, financial and technical aspects of the assigned project(s) being executed. Project Engineer will be reporting to the Project Manager and/or Superintendent.
Job Responsibilities includes (but may not be limited to):
Assists Project Manager and Superintendent in the management of construction projects, which involves cost control, expediting, quantity take-off, scheduling and safety.
Develop peer constructability review of design documents.
Develop, input and update project schedule as directed.
Assist with the coordination, development and accuracy of the project estimate, budget, revisions, cost coding, and prepare cash flow charts.
Analyze changes to contract documents, i.e. Owner Change Order Requests (CORs), Subcontractor Change Orders (SCOs).
Review revised cost reports with Project Manager and assist in establishing final costs. Attend and participate in monthly job reviews.
Work with Project Manager to perform a thorough and objective bid analysis using all applicable components.
Prepare subcontractor Schedule of Values and monthly owner billings with Project Manager and Project Superintendent.
Other duties upon request.
Qualifications:
3 years of experience as a Project Engineer in commercial construction industry.
Bachelor's degree in Construction Management of Engineering or related field.
Proficient computer skills in Microsoft Office Suite, Project Management software (Viewpoint or similar) and Scheduling software (Primavera or similar).
Apply a complete and proficient understanding of construction management, engineering, safety, scheduling, estimating, budgets, costing and procurement.
Analyzing and interpreting data.
Effective verbal and written communication skills.
Multi-tasking in a fast paced environment.
Strong leadership, detail oriented, problem solving, initiative and teamwork.
Proven ability to fulfill project development to project closeout responsibilities
Working Conditions:
Duties required physical abilities such as repetitive hand/finger motions, arm extensions, sitting, standing, and walking jobsites that include uneven and changing site conditions. As well as climbing stairs and ladders, etc.
The individual is required to occasionally move around the office and constantly operate a computer and other office machinery, etc.
Reasonable accommodations may be made to enable individuals with disabilities to perform the essential job functions.
Level 10 Construction is an Equal Opportunity Employer M/F/Disability/Veterans.
All applicants applying must be authorized to work in the United States.
Project Engineer - Fire Alarm Division
Principal engineer job in Santa Clara, CA
Redwood Electric is looking for a highly motivated and proactive individual who will be responsible for supporting the Project Manager and Project Team in the day-to-day operations of construction projects.
About us
Redwood Electric Group is a large business providing electrical construction and design services. We operate throughout the Greater Bay Area with offices in Santa Clara, San Leandro, Vacaville, and Sacramento. At Redwood Electric Group, our philosophy is focused on the commitment to our customers. Their success is a direct reflection of our success. Our business continues to reflect strong growth through innovation and our team's commitment to exceed customer expectations.
Responsibilities
Duties include but are not limited to, material procurement and tracking, document management, estimating, and client relations. The workload may vary from managing several small jobs to one large project.
Support the project team with the day-to-day operations of construction projects.
Review project drawings and specifications for assigned projects.
Establish and create submittals, along with maintaining submittal logs.
Assist with the production and processing of RFIs.
Coordinate material procurement, including quantity take-offs, in collaboration with the purchasing team and use tracking tools to ensure timely delivery of products.
Handle change order pricing, including lump sum change orders, and track field work orders and proposals.
Assist the engineering department with design/build projects.
Attend project and field job site meetings as required.
Coordinate schedules with the field team and superintendent on-site.
Coordinate schedules with vendors, manufacturers, and subcontractors.
Interact with clients, understand their needs and requirements, and provide timely responses.
Prioritize and manage multiple tasks in a dynamic, deadline-driven environment.
Adhere to company and job site operating procedures and guidelines.
Submit Fire Alarm drawing packages to AHJ for permit submittal.
Represent the company in a safe, professional, and responsible manner.
Skills and Qualifications
Minimum 2 years of experience in the electrical construction industry as a Field Engineer and/or Estimator
High school diploma or GED required
Degree in Construction management, engineering, or related field preferred
Experience with Accubid Trimble preferred
Proficient with Microsoft Office, Adobe, and Bluebeam
Ability to problem-solve and drive positive resolutions
Adept at organizing and documentation
Strong research and analytical skills. Knowledge of inventory and supply management preferred
Experience in the Fire Alarm system installation and design.
Knowledge of NFPA 72
Education and Experience:
High school diploma or GED required; degree in construction management, engineering, or a related field preferred.
Minimum of 2 years of experience in the electrical construction industry as a Field Engineer and/or Estimator.
Working Conditions
This position is based in our Santa Clara office and is not eligible for remote work.
Work may be performed in an office or on active job sites, depending on role and project needs.
Office work includes sitting, typing, and using a computer for extended periods.
Field environments may involve walking, standing, bending, or lifting materials (up to 30 lbs).
Noise levels range from quiet (office) to high (job sites).
May require occasional travel to project locations or meetings.
REG will provide reasonable accommodations as required by the ADA and applicable state law.
Disclaimer
The duties and responsibilities listed above are representative of the work typically performed in this role but are not intended to be a comprehensive list. Actual responsibilities may vary depending on department needs, project scope, or business requirements. Employees may be assigned additional tasks as needed to support company goals and operations.
Project Engineer
Principal engineer job in San Jose, CA
Pay: $70,000.00 - $95,000.00 per year
Singular Builders is a young company founded by two industry veterans. We look to perform construction for complex, sophisticated and unusual projects. We love a challenge; we know what we like and we're good at it. Our name is new, but our projects are familiar. Renovations, retrofits, residential, affordable housing and high-end interiors, inner urban infrastructure are the type of projects that we seek. We've worked together on some of the most complex, interesting and beautiful construction projects throughout California.
We are now looking to bring together a team of people who really care about the work we do. What sets us apart isn't just our depth of expertise and breadth of services, but how we deliver them. The way we go about problem solving, the way we staff our projects and with whom we staff our projects - that's what makes us singular.
Position Summary
The position of Project “Field” Engineer will coordinate and oversee the flow of information to assist the Assistant Project Manager, Project Manager or Superintendent for the execution and completion of a construction project. This position will be a career development position to obtain an understanding of all phases of construction to develop into a Project Manager or a Superintendent role.
Field experience is required.
MUST HAVE EXPERIENCE IN THE CONSTRUCTION INDUSTRY
Essential Functions
Essential duties and responsibilities include but are not limited to:
Project Office
· Responsible for Request for Information (RFI) and submittal process and flow of information between project office and field personnel to ensure continuity of work.
· Ensures project documents are complete, current, and stored appropriately to the company's file structure.
· Participates with project start up and close out procedures and documentation.
May assist with; change orders, expedite material and job site equipment,
· Serves as a company representative, developing and maintaining working relationships with the trades, client, consultants, and architects.
· Works as collaborative and flexible project team member.
· Attends OAC meetings, takes meeting minutes and publishes and archives for project records.
Field
· Assists with ensuring subcontractors are following their contracts and scope of work with quality workmanship and per the schedule.
· Participates in safety meetings, Oversees work on the site under a Superintendent's supervision.
· Learns how to develop and follow a project schedule under the direction of a Project Manager and Superintendent
· Supervises subcontractor performance and verifies quality of work as directed by the Superintendent.
MUST HAVE EXPERIENCE IN THE CONSTRUCTION INDUSTRY
Core Competencies
· Strategic Thinker: Translate goals into action.
· Strong Analytical Skills: Ability to visualize, gather information, articulate, analyze complex problems to ensure proper resolutions are determined.
· Construction Knowledge Basic construction principles/practices experienced dealing with subcontracts, subcontractors and/or self-perform work.
· Decision Making: When there are competing or conflicting priorities demonstrate the ability to balance the desire to be agile while remaining highly disciplined and focused.
· Ambitious and Results Driven: Self-driven and motivated, leading by example to achieve desired results in a collaborative work environment.
Position Type/Expected Hours of Work
· This position regularly requires long hours and must be willing to work weekends and evenings as driven by the project schedule.
· Can expect to work outdoors in all kinds of weather and under risky conditions.
· Physical requirements - Must be able to access and navigate all areas of the construction site.
· Must be able to lift up to 40 pounds at times.
Travel
· Travel is primarily local during the business day.
Required Education
· Bachelor's degree or equivalent, preferably in Construction Management, Civil Engineering, Mechanical Engineering, Architecture, or a Construction Management Certificate from an accredited university.
· 4 years of construction experience
· Entry level or 2 years of experience, including internships.
Knowledge of:
· Schematics, blueprints and drawings
· Schedules
· RFI, Submittals, Punch lists
· Estimating concepts and budgets
· Interpreting oral and written instructions
· Developed skills in applicable computer programs including (Word, Excel, MS Project, Bluebeam, Procore etc.), or other specialized software utilized for construction management.
· Clear oral and written communications business skills
· Professional working relationships with co-workers, business partners and subcontractors
· Adjusting and willingness to changing priorities from various directives
workload changes
Other Duties
Please note this is not designed to cover or contain a comprehensive list of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.
EQUAL OPPORTUNITY EMPLOYER
The Company is an Equal Opportunity Employer and does not discriminate on the basis of actual or perceived race, color, national origin , ancestry, sex (which includes pregnancy, childbirth, breastfeeding and medical conditions related to pregnancy, childbirth or breastfeeding), gender, gender identity, and gender expression, religious creed, disability (mental and physical) including HIV and AIDS, medical condition (cancer and genetic characteristics ), genetic information, age, marital status, sexual orientation, military and veteran status, denial of family and medical care leave , or any other characteristic protected by federal, state or local law. Our management team is dedicated to this policy with respect to recruitment, hiring, placement, promotion, transfer, training, compensation, benefits, employee activities and general treatment during employment.
The Company will endeavor to make reasonable accommodation to the known physical or mental limitations of qualified employees with disabilities unless the accommodation imposes an undue hardship on the operation of our business. If you need assistance to perform your job duties because of a physical or mental condition, please let Human Resources know.
This job description may be modified at any time at the sole discretion of Singular Builders.
Job Type: Full-time
Work Location: In person
Principal Firmware Engineer
Principal engineer job in Fremont, CA
My client is an innovative medical technology company with a non-invasive product for chronic disease, including neurological disorders. Due to recent growth, they are seeking a Principal Firmware Engineer to drive improvements on new projects as well as sustaining technology.
This role offers the chance to join a rapidly growing, innovative team and to be part of an industry-changing solution.
The Principal Firmware Engineer will join the existing product development team, and will act primarily as an individual contributor, while also exercising a leadership role to provide support, mentorship and technical leadership to more junior engineering team members.
To be the Principal Firmware Engineer, you will need:
A BS or MS in computer science, Computer Engineering or Electrical Engineering
10+ years of firmware engineering experience, specifically within low-power/small footprint design
Technical experience including microcontrollers ARM Cortex (M0, M3, M4) ISO13485
C/Linux/Zephyr/free RTOS programming skills
Expertise with radio/RF technology, including WiFi, NFC, BTLE, LTE/5G and cellular modem
Cross-collaboration ability, and strong communication skills
This role offers a competitive salary, comprehensive health benefits and 401k. It based in the San Francisco Bay Area.
If the Principal Firmware Engineer role sounds like you, please click apply now or drop me a message. Share with your network too, if this is not quite right for you but could be perfect for someone you know!
Senior/Principal Device Engineer
Principal engineer job in Fremont, CA
About CoFlo
CoFlo Medical's core annular flow devices reduce drug delivery injection forces by >200x, unlocking high-concentration, high-viscosity delivery beyond 1,000cP. CoFlo is collaborating with biopharmas to develop high-dose combination products that enable low-cost, less-frequent, and at-home treatment. Founded out of MIT and venture-backed, our team is reimaging healthcare with the mission of increasing patient access to life-saving therapies.
What You'll Do
You'll join our team as a Senior or Principal Device Engineer on the journey from early stage to FDA-ready device. You will lead and execute a wide range of device engineering responsibilities to enable CoFlo's progression through proof of concept, manufacturing scaleup, first-in-human, submission, and marketing. You will contribute to delivery devices across modalities, from large- and small-volume subcutaneous delivery to intravitreal injections and more. Your responsibilities will include:
Drive device design from user needs through design freeze
Organize and execute verification testing, human factors, and risk mitigation
Manage vendor selection, tooling, sterilization, and packaging development
Author data packages and documentation for regulatory submissions
Requirements
BS or higher in related field
>5 years of experience in medical devices
Desire to work in a fast-paced, high-agency environment
Proven track record in most or all of the following: Design Controls and Risk Management, Design Transfer, Vendor Management (CRO, CMO, testing, etc.), User Needs and Human Factors Engineering, Verification and Validation
Experience with needle-based injection device systems
(Bonus) Literacy in specific needle-based injection system standards (ISO 11608, 11040, 10993, 11135)
(Bonus) Startup or small-team experience
What We Offer
An opportunity to make a visible impact on a meaningful medical device and to grow with a fast-paced company. We also offer competitive salaries, early-employee equity, 401(k), health, dental, and vision insurance. Title will be commensurate with experience.
Senior Backend Engineer
Principal engineer job in San Jose, CA
Plenful is on a mission to transform healthcare operations from the inside out. Fresh off our $50M Series B and backed by Bessemer Venture Partners, Notable Capital, TQ Ventures, Susa/Kivu Ventures, and other leading investors, we're building the category-defining AI agentic operating platform that healthcare teams rely on to operate smarter, faster, and more efficiently. Our technology empowers healthcare operators across hospital and health systems, pharmacies and payors to eliminate manual work, reduce administrative burden, and improve compliance, all while unlocking critical revenue to fund programs for their in-need patient populations.
Built by healthcare operators for healthcare operators, Plenful is driven by a deep understanding of the challenges facing today's care teams. We're passionate about equipping healthcare workers with world-class tools that deliver real, measurable impact, and we're proud to serve leading healthcare organizations across the country. If you're excited to help shape the future of healthcare, we'd love to meet you. Apply now to join our growing team.
About the role
We're looking for a Senior Backend Engineer to design and build systems that power our distributed computing, data workflows, and core infrastructure. You'll take ownership of major backend components, contribute to database and orchestration architecture, and collaborate closely with our DevOps and ML teams. This role is ideal for an experienced engineer who loves solving complex technical problems, improving system reliability, and contributing to the evolution of a high-performing backend platform.
What you'll do
Core Infrastructure & Workflow Orchestration
Contribute to the design and evolution of our workflow orchestration system that runs across serverless and containerized environments, processing millions of tasks each month.
Implement scheduling, queuing, rate limiting, and retry logic for reliable and fair resource allocation.
Build components for state tracking, error handling, timeouts, and cleanup across distributed tasks.
Collaborate with DevOps to enhance observability, structured logging, tracing, and deployment automation.
Database Architecture & Data Modeling
Design and optimize schemas for scalable and flexible data storage.
Improve query performance and efficiency across large datasets through indexing, caching, and connection pooling.
Ensure data integrity, concurrency control, and compliance with data governance standards.
Support replication, backups, and disaster recovery efforts in partnership with DevOps.
External Integrations & Data Pipelines
Build and maintain integrations with SFTP, email, databases, spreadsheets, and REST APIs, including credential management and failure recovery.
Develop and operate file processing pipelines handling high data volumes across diverse formats (PDF, Excel, CSV, JSON).
Work with healthcare data formats (HL7, X12, EDI) and collaborate with ML/AI teams on data pipelines for model training and inference.
Create and maintain webhook handlers, polling services, and event-driven workflows.
Technical Impact & Collaboration
Take ownership of complex backend projects from design through deployment.
Participate in architectural discussions, propose improvements, and help drive high reliability and maintainability standards.
Contribute to reducing technical debt and improving operational efficiency.
Mentor junior engineers through code reviews and technical discussions.
Participate in incident response and postmortems with a focus on prevention and system resilience.
What we're looking for
5+ years of professional software engineering experience.
Solid experience with distributed systems, workflow orchestration, and large-scale backend development.
Strong database expertise: SQL, schema design, and performance optimization.
Solid computer science fundamentals (data structures, algorithms, system design).
Experience with large-scale data pipelines and external integrations.
Ability to take ownership of projects and collaborate effectively across engineering, DevOps, and ML teams.
Proven experience improving reliability, performance, and maintainability in production systems.
Strong communication skills for technical discussions and documentation.
Plenful perks
Great benefits include unlimited PTO, health insurance, meal stipend, health & wellness stipend, team offsites, 401K matching, and stock options
Opportunities to further develop and refine your partnership acumen by partnering with our seasoned leaders
Medical Device Quality Electrical Engineer II
Principal engineer job in San Jose, CA
The Quality Electrical Engineer II develops and implements appropriate quality system elements to ensure the high-quality level of new and existing products as well as their compliance with applicable regulations and standards. Work with problems of moderate scope where the analysis of the situation or data requires a review of identifiable factors. Exercise judgment to determine appropriate action. Communicate and implement quality objectives.
Specific Duties and Responsibilities
• Collaborate in the development and qualification activities for new and existing products*
•Perform PCB function verification to ensure all functions meet design specifications, validating critical parameters such as power and signal integrity margins
•Maintain and track critical hardware PCB issues, document findings, and ensure effective communication with relevant stakeholders
• Collaborate in the development of testing and inspection methodology and documentation for new and existing products*
• Collaborate on Quality Objective teams*
• Design and install QC process sampling systems, procedures, and statistical techniques*
• Design or specify inspection and testing mechanisms and equipment*
• Perform failure analyses and defect investigations *
• Analyze production limitations and standards *
• Recommend revision of specifications *
• Interface with other engineering departments within the company, customers, and suppliers on quality related issues*
• Collaborate in the development of standard operating procedures*
• Facilitate and perform internal audits*
• Adhere to the Company's Quality Management System (QMS) as well as domestic and global quality system regulations, standards, and procedures. *
• Understand relevant security, privacy and compliance principles and adhere to the regulations, standards, and procedures that are applicable to the Company. *
• Ensure other members of the department follow the QMS, regulations, standards, and procedures. *
• Perform other work-related duties as assigned
*Indicates an essential function of the role
Location and Salary:
• Location: Alameda, CA
• Salary: $95,000 to $127,000
• Individual compensation will vary over time-based on factors such as performance, skill level, competencies, work location and shift.
Position Qualifications
Minimum education and experience:
• Associate's or Bachelor's degree in Engineering, a Life Science, or a related field, with 2+ years of quality engineering or relevant experience, preferably in a medical devices or regulated industry environment, or equivalent combination of education and experience.
Additional qualifications:
• Familiarity with QSR, ISO and other applicable regulations and laws required
• Engineering experience in a manufacturing environment recommended, medical device industry preferred
• Experience with Electronic devices and or PCBAs
• Excellent verbal, written, and interpersonal communication skills
• Proficiency with MS Word, Excel, and PowerPoint
Working Conditions
• General office, laboratory, and cleanroom environments
• Potential exposure to blood-borne pathogens
• Requires some lifting and moving of up to 25 pounds
• Must be able to move between buildings and floors.
• Must be able to remain stationary and use a computer or other standard office equipment, such as a printer or copy machine, for an extensive period of time each day.
• Must be able to read, prepare emails, and produce documents and spreadsheets.
• Must be able to move within the office and access file cabinets or supplies, as needed.
• Must be able to communicate and exchange accurate information with employees at all levels on a daily basis.
What We Offer
• A collaborative teamwork environment where learning is constant, and performance is rewarded.
• The opportunity to be part of the team that is revolutionizing the treatment of some of the world's most devastating diseases.
• A generous benefits package for eligible employees that includes medical, dental, vision, life, AD&D, short and long-term disability insurance, 401(k) with employer match, an employee stock purchase plan, paid parental leave, eleven paid company holidays per year, a minimum of fifteen days of accrued vacation per year, which increases with tenure, and paid sick time in compliance with applicable law(s).
Penumbra, Inc., headquartered in Alameda, California, is a global healthcare company focused on innovative therapies. Penumbra designs, develops, manufactures, and markets novel products and has a broad portfolio that addresses challenging medical conditions in markets with significant unmet need. Penumbra sells its products to hospitals and healthcare providers primarily through its direct sales organization in the United States, most of Europe, Canada, and Australia, and through distributors in select international markets. The Penumbra logo is a trademark of Penumbra, Inc.
Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, age, disability, military or veteran status, or any other characteristic protected by federal, state, or local laws.
If you reside in the State of California, please also refer to Penumbra's Privacy Notice for California Residents.
For additional information on Penumbra's commitment to being an equal opportunity employer, please see Penumbra's AAP Policy Statement.