Principal engineer jobs in Simi Valley, CA - 3,452 jobs
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Head of Engineering
IMG Live 4.0
Principal engineer job in Beverly Hills, CA
Head of Engineering page is loaded## Head of Engineeringlocations: CA-Beverly Hills - 9601 Wilshireposted on: Posted Todaytime left to apply: End Date: January 30, 2026 (30+ days left to apply)job requisition id: JR27431WME is seeking a Head of Engineering to support the transformation of our Product & Engineering organization. This team member will be supporting all facets of the WME Group business within North America.You should be a strategic, thoughtful, and savvy engineering professional with a background in leading technology transformations and a passion for the entertainment industries.You must be detail-oriented, hands-on, possess exceptional relationship-building skills, and enjoy working in a highly iterative, agile, and fast-paced environment. Must be flexible and able to move quickly from one subject to another.The role will report to WME's SVP, Product & Engineering based in Los Angeles.**Responsibilities*** Lead the evolution of WME's legacy technology stack into modern, modular, cloud-ready systems.* Serve as both architect and player-coach: designing systems, prototyping solutions, and writing code while guiding teams.* Introduce modern engineering practices such as agile delivery, CI/CD, automated testing, and infrastructure-as-code.* Recruit, mentor, and develop engineers, shaping a collaborative and growth-oriented engineering culture.* Collaborate with Product, Design, and Business leaders to ensure technical decisions align with strategy and operational needs.* Establish enterprise coding standards, architecture patterns, and governance frameworks that support long-term scalability and quality.* Balance modernization with pragmatism-evolving existing systems and processes incrementally to minimize disruption.**Requirements*** 15+ years of software development experience with 8+ years in architecture and solution design.* Deep expertise in .NET (C#, .NET Core/6+, ASP.NET, Web API, Entity Framework) and familiarity with open-source and cloud-native technologies.* Proven success leading large-scale modernization efforts and agile transformations in enterprise environments.* Strong knowledge of cloud platforms (Azure preferred), APIs, microservices, data platforms, and distributed systems.* Demonstrated technical leadership, coalition-building, and communication skills across engineering and business stakeholders.* Experience recruiting, mentoring, and developing high-performing engineering teams.* Background in entertainment, media, or related industries strongly preferred.**Success in 12 Months**Within a year, WME's Head of Engineering will have established the foundation for both a modern technical platform and a high-performing engineering organization. Legacy systems will be evolving into modular, cloud-ready services, and agile and DevOps practices will be embedded in daily work. A strong, collaborative engineering culture will be in place-delivering faster, more reliably, and in closer partnership with Product, Design, and the business.*Per local requirements and in the interest of transparency, the hourly rate shown below reflects the prevalent current hiring range for this position. Hiring pay rates are based on a number of factors, including location and may vary depending on job-related qualifications, knowledge, skills and experience. The company strives to provide locally competitive rewards packages, which include base rate along with, as applicable, short- and long-term incentives, growth and developmental opportunities, and robust benefits, such as health care, retirement, vacation and other paid time off, and additional offerings.**Hiring Rate Minimum:*$260,759 annually (minimum will not fall below the applicable state/local minimum salary thresholds)*Hiring Rate Maximum:*$347,679 annually WME is an equal opportunity employer and encourages applications from qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, or religion or belief.
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$260.8k-347.7k yearly 5d ago
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Civil Senior Principal Engineer in Land Development
Cannon Corp 4.6
Principal engineer job in Los Angeles, CA
Cannon Corp Description: You'll Come for a Job But You'll Stay for an Exciting Career! Engineering and Designing Reliable, Responsive, Solutions. SINCE 1976, CANNON has provided creative solutions to clients in the energy industry, water resources, public infrastructure, and commercial and residential development. We work hard. We play hard. We have fun.
JOIN CANNON as a CIVIL SENIOR PRINCIPALENGINEER in WEST LOS ANGELES. West Los Angeles is known for its many popular recreational opportunities, and our office is conveniently located adjacent to the Expo MetroLink Commuter line.
CIVIL SENIOR PRINCIPALENGINEER JOB SUMMARY
Provides daily supervision, coordination, technical support, and training to engineers and designers. Responsible for project management, budgeting oversight, mentoring, leading, and managing talented staff, preparing engineering reports and analyses, design and preparation of plans, specifications, and cost estimates for a variety of clients and great projects (residential / commercial and mixed use development) for land development projects in the Inland Empire.
This position offers a clear path to leadership within the Development Business Unit, with a trajectory toward a Regional Manager role. The ideal candidate will gain hands-on experience in high-impact projects, preparing them for greater responsibilities and strategic decision-making. As a key player in the team, this role provides opportunities to develop leadership skills, drive business growth, and contribute to the long-term success of the organization. Candidates who excel in this position will be well-positioned for future advancement into a senior leadership role.
CIVIL SENIOR PRINCIPALENGINEER JOB DUTIES
Concurrently manages a variety of civil engineering land development projects.
Establishes and fosters client relations and develops proposals and budgets.
Participates in professional and/or technical organizations.
Uses technical knowledge to design plans for grading, drainage, water quality (SUSMPs, LIDs, WQMPs and /or SWPPPs), utility, street, off-site improvements, sanitary sewers, and water lines and provide construction assistance / support services.
Analyzes and recommends solutions to complex drainage problems.
Communicates effectively with various departments, clients, and agencies.
Mentors, directs, manages, and supervises the design associates on technical matters and procedures and acts as a technical and management resource to staff.
Effectively manages quality assurance and quality control.
Ensures projects are delivered on schedule and within scope and budget.
Manages and coordinates with various jurisdictional agencies to obtain approvals of improvement plans.
Is actively involved in business development and expanding opportunities in the Inland Empire area.
Requirements:
Requires a Bachelor's degree in Civil engineering from an accredited college.
Requires 15+ years' experience in civil engineering specifically pertaining to land development projects.
5+ years demonstrated experience supervising and successfully managing projects within the constraints of scope, schedule, budget, and performance requirements, providing technical oversight for projects and all related project phases and tasks, to include quality assurance reviews.
Participates in Land Development organizations like BIA, HBA, etc. is a plus.
Proven ability to lead teams to success, including past experience directly reviewing and managing employee performance, and mentoring a team of three or more direct reports.
Requires a California P.E. license.
Proven expertise in land development design.
Proven experience in processing improvement plans with jurisdictional agencies in the Inland Empire.
Highly proficient with code principles and able to convey them to others.
Experience with business development and client management.
Experience in hydrologic / hydraulic analyses a plus.
Working knowledge of computer software programs used for civil engineering design (AutoCAD, Civil3D, AES, WSPG, Flowmaster, etc.).
Experience in business development (obtaining new and repeat business).
WE OFFER competitive salaries, excellent benefits package, a hybrid work schedule, and an active and positive team building, work environment.
Cannon is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to status as a protected veteran or a qualified individual with a disability, or other protected status such as race, religion, color, national origin, sex, age.
Compensation details: 00 Yearly Salary
PI0eefe5-
$138k-200k yearly est. 3d ago
Enterprise Software Engineering Director & CoE Leader
Northrop Grumman Corp. (Au 4.7
Principal engineer job in Redondo Beach, CA
A leading aerospace and defense technology company is seeking a full-time Corporate Software Engineering Director 1 in Redondo Beach, CA. This role involves leading the enterprise-wide Software Engineering Council and establishing effective software processes and governance across the organization. The ideal candidate will have significant software engineering and management experience, a strong educational background in STEM, and must hold a current Secret security clearance. This position offers a competitive salary range between $193,800 and $336,500, reflecting the candidate's experience and responsibilities.
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$89k-117k yearly est. 2d ago
Staff AI/ML Engineer, Payments & Risk Platform
Gusto 4.5
Principal engineer job in Los Angeles, CA
A modern financial technology company is seeking a Staff Applied AI and Machine Learning Engineer in Seattle. You will lead the development of machine learning models to enhance risk management within a primarily payments-focused environment. Ideal candidates have over 8 years of experience in data science, expertise in statistical analysis, and strong programming skills in Python or R. This role requires effective communication and collaboration across diverse teams, offering an opportunity to make a significant impact on product development.
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$97k-166k yearly est. 4d ago
Head of Engineering
Home From College
Principal engineer job in Santa Monica, CA
Home From College (HFC) is building the infrastructure for how Gen Z connects with GIG work, brands, and their future. Backed by Google Ventures and working with leading companies like Uber, Poppi, Linktree, and Etsy, we're reimagining what early career building looks like-giving students real, paid opportunities that match their lifestyle and ambition.
From GIGs and brand ambassador programs to long-term career growth, HFC is becoming the go-to platform for students and the brands who want to engage for business building impact. Our mission is simple but bold: empower students to monetize their time and talents-without needing a six-page resume or years of experience.
About the Role
We're looking for a VP of Engineering to architect the next chapter of our platform and lead our growing engineering team. This is a unique opportunity to join at a defining moment-where product-market fit is real, the roadmap is ambitious, and the systems are built will shape how hundreds of thousands (soon millions) of students launch their careers.
You'll work directly with our COO and leadership team to set the technical vision, scale our infrastructure, and ship high-impact features across web, mobile, and AI-powered experiences. From backend architecture and data pipelines to recommendation systems and user-facing tools.
We're not just looking for a manager-we're looking for a builder. Someone who's excited to get hands-on, build and manage a high-performing team, and create a platform that's both scalable and delightful to use.
What You'll Do
Leadership & Team Building: Hire, mentor, and retain a high-performing engineering team. Build a culture of ownership, innovation, and execution.
Technical Strategy: Define and execute on HFC's technical roadmap, ensuring alignment with business needs, growth goals, and long-term platform scalability.
Collaboration: Partner cross-functionally with Product, Design, Marketing, and RevOps to deliver high-impact features across web, mobile, and AI-driven infrastructure.
Platform Ownership: Oversee development of HFC's core platform (student experience, brand dashboard, payments, matching algorithms, and integrations).
Data & AI Readiness: Champion AI/ML infrastructure that powers intelligent matching, worker-company matching and recommendations, and operational efficiencies.
Systems & Process: Establish strong engineering processes, documentation practices, and security protocols to support speed without sacrificing quality.
Who You Are
10+ years of software engineering experience, including 5+ years in a leadership role;
Experience at a high-growth SaaS or consumer marketplace startup or medium size business is a plus.
Proven track record of building and scaling engineering teams from early stage through rapid growth.
Proven track record of managing a product roadmap for business outcomes
Deep experience with modern web technologies (React, Node.js, GCP, Stripe, etc.).
Proven experience building and shipping mobile applications (preferably with React Native) at scale, including deployment, performance optimization, and integration with backend systems.
Familiarity or interest in applied AI/ML, recommendation systems, or job/talent marketplaces.
Strategic thinker who can toggle between high-level vision and hands-on execution.
What We Offer
Competitive annual base compensation
Equity Option Award Compensation
Health, Dental, and Vision Insurance
401(k) Plan
Unlimited PTO
Laptop and WFH setup reimbursement
Hybrid office environment in Santa Monica
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$129k-203k yearly est. 4d ago
Head of Quality Engineering - Aerospace Launch Vehicles
Impulsespace
Principal engineer job in Redondo Beach, CA
A leading aerospace company in Redondo Beach is seeking a Head of Quality Engineering to establish quality standards for all flight hardware. You will lead cross-functional teams to improve quality processes and develop manufacturing standards. The ideal candidate has over 8 years of experience in quality engineering within manufacturing and a Bachelor's degree in Engineering. This role offers a competitive salary with various benefits including stock options.
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$129k-203k yearly est. 3d ago
Head of Academics and Learning Engineering
Joinoutsmart
Principal engineer job in Culver City, CA
About Outsmart
Outsmart is an early‑stage startup on a mission to reimagine higher education. We are democratizing access to higher education by creating an entirely new collegiate experience. With $38M in backing from firms such as Khosla Ventures, Forerunner, DST Global Partners, and Lightspeed - and a founding team of former Duolingo executives - Outsmart is bringing together mission-oriented, detail-obsessed, high-impact team players to build the learning experiences of tomorrow.
About the role
The Head of Academics & Learning Engineering will lead the design and development of Outsmart's undergraduate courses and programs, ensuring they are world-class and designed for the AI era, working closely with our Provost.
This role will report to the CEO, oversee our team of faculty and learning engineers, including instructors and learning designers, and will work to translate the institution's educational vision into world-class curriculum, assessments, and learning experiences.
We're looking for someone who combines the intellectual depth of a scholar with the energy and creativity of an entrepreneur - someone who deeply understands pedagogy, learning science, and assessment, but is equally fluent in technology and AI. You'll help define Outsmart's learning philosophy and lead the creation of the content, curriculum, assessments, and systems that power our programs.
This role is based in Culver City, CA or Lehi, UT.
Qualities We're Seeking
Deep academic expertise in pedagogy and learning design
Vision for how undergraduate learning should evolve in the AI era - combining rigor, efficacy, accessibility, and fun
Demonstrated experience in the development and/or validation of standardized assessments
Comfort operating at the intersection of education, technology, and entrepreneurship
Ability to lead interdisciplinary teams of faculty and designers
High-energy, accountable, resourceful, and mission-driven - thrives in an early-stage environment
What you'll do
Define and lead Outsmart's academic philosophy and pedagogical approach
Oversee undergraduate c urriculum and assessment development across disciplines - ensuring rigor, alignment, and measurable learning outcomes
Lead the Learning Team, including faculty and instructional designers, fostering excellence, collaboration, and continuous improvement
Work closely with our Provost to ensure accreditation and regulatory compliance and to develop and implement academic quality systems for curriculum review, learning outcomes tracking, and assessment validation
Collaborate with product and engineering teams to design AI-enhanced, technology-enabled learning experiences
Drive innovation in pedagogy, experimenting with adaptive and AI-supported instructional models
Qualifications
Advanced degree, preferably in Education, Learning Science, Instructional Design, Math, or related field
10+ years of experience in curriculum or academic leadership, ideally in higher education or edtech
Demonstrated success managing interdisciplinary academic teams
Proven record of designing programs that combine technology, pedagogy, and measurable learning outcomes
Familiarity with accreditation and regulatory processes
Strong understanding of AI and learning technologies
Healthcare for you and your dependents (medical, dental, and vision)
Parental leave for any full-time employee who has been with us for at least 6 months (includes birthing, non-birthing, and adoptive parents)
10 PTO days per year and 12+ paid company holidays per year
Lunch provided in-office daily
Work with super talented people who want to make a difference in the world
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$129k-203k yearly est. 1d ago
Principal Business Intelligence Engineer
Prodege, LLC 4.2
Principal engineer job in El Segundo, CA
Strategic Imperative:
This Principal Business Intelligence Engineer role is integral to Prodege's ability to make fast, confident, and data-driven decisions at scale. The Principal BI Engineer will architect and evolve our analytics and reporting foundation-ensuring business leaders, Product, and Data Science teams have trusted, performant, and scalable access to insights. This role bridges business strategy and engineering execution, enabling long-term growth across Performance Marketing, Insights Yield, and Consumer Experience.
Prodege:
A cutting-edge marketing and consumer insights platform, Prodege has charted a course of innovation in the evolving technology landscape by helping leading brands, marketers, and agencies uncover the answers to their business questions, acquire new customers, increase revenue, and drive brand loyalty & product adoption. Bolstered by a major investment by Great Hill Partners in Q4 2021 and strategic acquisitions of Pollfish, BitBurst & AdGate Media in 2022, Prodege looks forward to more growth and innovation to empower our partners to gather meaningful, rich insights and better market to their target audiences.
As an organization, we go the extra mile to “Create Rewarding Moments” every day for our partners, consumers, and team. Come join us today!
Primary Objectives:
Architect and scale Prodege's BI and analytics platform for long-term performance and reliability
Design high-quality analytics data models that power consistent and trusted reporting
Enable fast, self-serve analytics without compromising governance or data integrity
Partner with Product, Data Science, and business teams to translate needs into durable solutions
Raise the bar on analytics engineering standards, tooling, and best practices
Leverage AI-based development and analytics tooling to accelerate delivery and quality
Qualifications -
To perform this job successfully, an individual must be able to perform each job duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.
Detailed Job Duties: (typical monthly, weekly, daily tasks which support the primary objectives)
Design, build, and maintain scalable BI and analytics architectures
Develop and manage dbt models on Snowflake, ensuring performance, accuracy, and maintainability
Write, optimize, and tune complex SQL queries for large-scale datasets
Build and maintain dashboards, metrics, and semantic layers using Sigma
Work closely with Product and Data Science to define metrics, KPIs, and reporting requirements
Implement analytics engineering best practices (testing, version control, documentation, code reviews)
Enable and support self-serve analytics while enforcing metric consistency and governance
Leverage AI-powered tools to improve development velocity, validation, and documentation
Mentor BI and analytics engineers and influence engineering standards across the organization
What does SUCCESS look like?
Success means that business and product leaders trust analytics as their single source of truth, supported by fast, reliable, and widely adopted dashboards that drive confident decision‑making. Analytics models scale seamlessly with the business, eliminating constant rework, while BI delivery speed improves without sacrificing quality or consistency. There is strong alignment across Product, Data Science, and Tech on analytics priorities, ensuring unified execution. As a result, self‑serve analytics adoption increases and ad‑hoc reporting meaningfully declines as teams become more empowered and data‑driven.
The MUST Haves: (
ex: job cannot be done without these skills, education, experience, certifications, licenses
)
8+ years of experience in BI, Analytics Engineering, or Data Engineering
Strong hands-on expertise with Snowflake, dbt, Sigma (or comparable BI tools with semantic modeling experience), and Advanced SQL optimization
Experience building production-grade analytics solutions, not just ad-hoc reports
Strong understanding of analytics architecture, data modeling, and performance tuning
Proven ability to collaborate with Product, Data Science, and business stakeholders
Experience using AI-based tooling to enhance analytics or developer productivity
The Nice to Haves: (ex:
preferred additional skills, education, experience, certifications, licenses
)
Experience in ad tech, performance marketing, marketplaces, or consumer platforms
Familiarity with streaming or near-real-time analytics architectures
Experience enabling analytics governance and metric standardization at scale
Mentorship or technical leadership experience
Exposure to ML-driven analytics or experimentation platforms
Prodege Benefits:
Prodege offers a comprehensive benefits package to US Full-time employees including medical, dental, vision, STD, LTD and basic life insurance. Employees receive flexible PTO, as well as paid sick leave prorated based on hire date. US Employees have eight paid holidays throughout the calendar year. Employees receive an option to purchase shares of Company stock commensurate with their position, which vests over four years.
Equal Employment Opportunity Statement
At Prodege, we are committed to creating a diverse and inclusive environment. We are proud to be an Equal Opportunity Employer and do not discriminate on the basis of race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, or any other characteristic protected by law. We encourage individuals of all backgrounds to apply.
FCIHO
Employers will consider for employment qualified applicants with criminal histories in a manner consistent with the requirements of FCIHO.
$136k-174k yearly est. 5d ago
Principal Electrical Engineer - ASIC/FPGA (Onsite)
Prattwhitney
Principal engineer job in El Segundo, CA
**Date Posted:**2025-12-16**Country:**United States of America**Location:**HCA44: 2006 E El Segundo Blvd BldgE04 2006 East El Segundo Boulevard Building E04, El Segundo, CA, 90245 USA**Position Role Type:**Onsite**U.S. Citizen, U.S. Person, or Immigration Status Requirements:**Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance**Security Clearance:**DoD Clearance: SecretJoining Collins Aerospace isn't just about finding a job; it's about embarking on a journey to redefine the future of aerospace technology.Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers' toughest challenges and to meet the demands of a rapidly evolving global market.This position is for a motivated Principal Electrical or Computer engineering candidate to be involved in the design, implementation, verification, and integration of a wide variety of high-performance digital ASICs and FPGAs applied to signal processing and information assurance products across Mission Systems on the Microelectronics Technology team.**What You Will Do:*** Requirements capture, ASIC / FPGA digital architecture and design using RTL, timing closure, verification, and system integration* Recommend new tools and practices for continuous improvement in the group's ASIC / FPGA design flow* Contribute to engineering estimates for new program pursuits* Provide technical leadership for project design teams by breaking down work, planning activities, and reporting status**Qualifications You Must Have:*** Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience **or** an Advanced Degree in a related field and minimum 5 years of experience* RTL coding and simulation in VHDL or Verilog* Digital circuit architecture, design, resource tradeoffs, timing analysis and timing closure* Testbench development for the verification of RTL blocks using VHDL or System Verilog* Proficiency using ASIC and/or FPGA simulation and synthesis tools (e.g. Modelsim, Synplify, Quartus, Vivado, or other FPGA-specific tools)* Familiarity with revision control concepts and tools (e.g. Git, Subversion)* Active and transferable U.S. government issued secret security clearance is required prior to start date**Qualifications We Prefer:*** Familiarity with best practice chip-level verification techniques and languages (e.g. constrained random, functional coverage, SystemVerilog)* ASIC / FPGA lab validation with advanced lab equipment* Ability to work with minimal supervision, team with engineers of a variety of skills and backgrounds, and matrix into projects with aggressive schedules and frequent milestones* Strong oral and written communication skills with the ability to document and present one's work and status* Design for Test (DFT) and manufacturability issues* Experience with Unix, scripting, C/C++, and/or Perl**What We Offer:**Some of our competitive benefits package includes:* Medical, dental, and vision insurance* Three weeks of vacation for newly hired employees* Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option* Tuition reimbursement program* Student Loan Repayment Program* Life insurance and disability coverage* Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance,critical illnessinsurance, group legal, ID theft protection* Birth, adoption, parental leave benefits* Ovia Health, fertility, and family planning* Adoption Assistance* Autism Benefit* Employee Assistance Plan, including up to 10 free counseling sessions* Healthy You Incentives, wellness rewards program* Doctor on Demand, virtual doctor visits* Bright Horizons, child and elder care services* Teladoc Medical Experts, second opinion program* Eligible for relocation assistance* And more!Learn More & Apply Now!\*Please ensure the role type (defined below) is appropriate for your needs before applying to this role.Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.At Collins, the paths we pave together lead to limitless possibility. And the bonds we form - with our customers and with each other -- propel us all higher, again and again.Apply now and be part of the team that's redefining aerospace, every day.***As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.***The salary range for this role is 101,000 USD - 203,000 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance.This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.*RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act.***Privacy Policy and Terms:**Click on this to read the Policy and Terms
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$123k-166k yearly est. 4d ago
Head of Solid Rocket Propulsion Engineering (Equity)
Singularity Defense Corp
Principal engineer job in El Segundo, CA
A fast-growing aerospace & defense startup in El Segundo is seeking a Director of Propulsion Engineering to lead the solid rocket propulsion division. This hands-on role requires technical leadership in rocket motor development from concept through production. The ideal candidate has over 8 years of relevant experience and a strong background in mentorship, with a significant equity opportunity offered as part of this role.
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$129k-203k yearly est. 2d ago
Mechanical Engineer
Survival Systems Staffing 3.9
Principal engineer job in Burbank, CA
We are seeking a skilled Mechanical Engineer to design and develop sheet metal enclosures and packaging solutions for PCB assemblies and power supplies used in military and aerospace applications. This role requires expertise in precision sheet metal design, thermal management, and ruggedized packaging that meets stringent military specifications and aerospace standards.
Key Responsibilities
Design and develop sheet metal enclosures, chassis, and packaging solutions for PCB assemblies and power supply units intended for military and aerospace applications. Create detailed 3D CAD models and 2D manufacturing drawings using industry-standard software, ensuring designs are optimized for sheet metal fabrication processes including forming, bending, stamping, and welding. Perform thermal analysis and design appropriate cooling solutions such as heat sinks, ventilation patterns, and thermal interfaces to ensure components operate within specified temperature ranges in harsh environments.
Ensure all designs comply with relevant military standards (MIL-STD-810, MIL-STD-461, MIL-DTL-901) and aerospace specifications, including shock, vibration, EMI/EMC shielding, and environmental sealing requirements. Collaborate closely with electrical engineers to understand PCB layouts, component placement, connector requirements, and electrical grounding needs. Select appropriate materials and finishes that meet corrosion resistance, weight limitations, and durability requirements for the intended operating environment.
Develop prototypes and coordinate with manufacturing teams and external vendors to ensure designs are manufacturable, cost-effective, and meet quality standards. Conduct design verification testing including shock, vibration, thermal cycling, and environmental testing. Support qualification and certification processes required for military and aerospace applications. Participate in design reviews, failure analysis, and continuous improvement initiatives.
Required Qualifications
Bachelor's degree in Mechanical Engineering or related field with 3-5 years of experience in sheet metal design for electronics packaging. Proficiency in 3D CAD software (SolidWorks, CREO, or similar) with strong understanding of sheet metal design principles and manufacturing processes. Knowledge of military specifications (MIL-STD) and aerospace standards applicable to mechanical design and electronics packaging. Experience with thermal analysis tools and understanding of heat transfer principles in electronic systems.
Strong understanding of materials selection, particularly aluminum alloys, stainless steel, and specialty coatings for harsh environments. Familiarity with EMI/RFI shielding techniques and grounding requirements. Ability to read and interpret electrical schematics and PCB layouts. Experience with GD&T and creating detailed manufacturing drawings.
$79k-102k yearly est. 1d ago
Growth Engineering Lead
Skylight 4.2
Principal engineer job in Los Angeles, CA
A tech startup in San Francisco is seeking an empathetic Engineering leader to oversee Growth Engineering. Responsibilities include managing team performance, developing A/B test infrastructure, and enhancing marketing technologies. Ideal candidates have over 6 years of experience in e-commerce and marketing tech, deep knowledge of React and Typescript, and exceptional communication skills. The role offers a competitive salary plus equity, benefits, and unlimited PTO, fostering a culture of innovation and collaboration.
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A decentralized social network is seeking a Protocol Engineer to design and implement smart contracts for their platform. This role involves collaborating with teams, ensuring security, and managing lifecycle processes. The ideal candidate should have over 4 years of experience with DeFi protocols and a strong understanding of EVM. This position offers a competitive remote-first work environment with benefits including equity and comprehensive healthcare options.
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$107k-149k yearly est. 4d ago
(Senior) Project Engineers
Construction Worldwide
Principal engineer job in Los Angeles, CA
The (Senior) Project Engineer provides technical support to and under the direction of the Project Manager and Superintendent. A Project Engineer's primary obligation is project document control; additionally, the Project Engineer should gain competence in project administration, cost control, and scheduling tasks.
Education & Experience
Basic understanding of project document control, enterprise software applications, cost control procedures, and budget/commitment differentiation.
Educational and experience requirements: 4-year engineering or business degree or equivalent‑related experience, plus experience and knowledge of construction and design.
Senior Project Engineer: additionally, 3+ years of prior experience and knowledge of construction and design.
Only applicants with current authorization to work in the United States will be considered.
Salary and Compensation
Salary: see above
Eligible for end-of-year discretionary bonus based on company and individual performance
Excellent benefits package
About the Company
The company provides General Contracting and complete Project Planning and Management services through multiple locations in California. They are a leader in their field and are consistently rated among the nation's safest builders. This company offers competitive compensation, excellent benefits and they take great care of their employees - which, in return, makes employees stay with the company for decades.
All applications are treated confidentially and we will not present your resume to any of our clients before having discussed a position and company with you in detail and obtained your permission to present you to our client(s).
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$92k-122k yearly est. 4d ago
Principal Communication Systems Engineer
Evona
Principal engineer job in Los Angeles, CA
Los Angeles, CA
Our exciting Space client in the LA area are looking for a Principal Communication Systems Engineer to work across cutting-edge Communication Systems for Satellites, Spacecraft, and Aerospace systems.
In this position, you will lead the development of space architecture concepts, sub-system design, payload design, requirements development, analysis and decomposition, high-level software and hardware system architecture design, concept of operations (CONOPS) development, and risk assessment.
JOB DUTIES AND RESPONSIBILITIES:
Evaluate customer and operational needs to define requirements, integrate technical parameters, and assure compatibility of all physical, functional and program interfaces.
Support reviews of requests for proposals to support solution development and response.
Lead trade studies to optimize system architecture.
Define and validate space system requirements and interfaces.
Develop and direct technical concept development in support of proposals.
Lead development of sub-system design, payload design, requirements development, analysis and decomposition, hardware system design, Link budget studies, gain line up, cascade analysis, array simulation studies, concept of operations (CONOPS) development, and risk reduction.
Participate in developing system engineering processes for requirements management, flow down, and traceability.
JOB REQUIREMENTS:
Master's or higher degree in Electrical Engineering.
Ideally 7 - 9 years of experience across Space communications.
Very strong background in communication theory.
Deep understanding of RF concept, impairments, and the resulting impacts.
Background and practical experience with FPGA & modern vector processing engines.
Experience with and understanding of satellite-communications standards (NR NTN, DVB-S2x, CCSDS).
Experience with at least one scripting and one programming language (ideally Python & C++).
Experience working with product/component developers and vendors who provide critical functionality to the overall system.
Experience with optical communications systems.
Ability to define work direction, track milestones, and demonstrate progress on large open-ended projects.
If you are interested then please apply today!
$105k-163k yearly est. 1d ago
Senior Project Engineer
Myers & Sons Construction 4.4
Principal engineer job in Glendale, CA
We are currently looking for a Construction Project Engineer who is ready to engage in a large alternative delivery (CMGC) project in Los Angeles County. This project is a multi-year project that will add bus lanes from North Hollywood to Pasadena. This widening will increase BRT lanes and capacity. It will be the largest, most impactful BRT CMGC project in Southern California. The project is currently in Pre-Construction and when construction starts, the project size will be over $250 Million Dollars. This is a great opportunity to join the team as we are doing early work packages and prior to the project breaking ground, influencing project design, staging and contribute to the success of this critical project to improve mobility ahead of the 2028 Olympics.
We are looking for a person that is capable of thinking outside the box, understands multi-staged construction projects, is detailed oriented with experience in heavy civil construction. The position is directly accountable for the safety, financial performance, and team development on site.
This position will integrate with the project's civil team that focuses on MOT, Roadway, Concrete Pavement, Drainage, Electrical and Overhead Signs. Your role on the civil team will depend on your desires as well as strengths and previous experience. In addition to self-performing various scopes on the project the civil team will also cultivate and maintain strong relationships with the subcontractors, and suppliers as well LA Metro, Cities of Glendale, Los Angeles & Pasadena as well as third party Construction Management and Design Staff.
Key Responsibilities:
Work On Site to help solve problems that occur during construction
Partner with Project Superintendent in development of a project site logistics plan
Maintain thorough understanding of the Myers contract with Caltrans
Monitor project costs and Job Cost Report
Analyze and forecast monthly Total Cost Projection reports
Monitor project labor
Lead the project's quality process
Develop, schedule and lead project teams on submittals, RFI's and Change Orders
Develop and maintain effective relationships with the Designer, vendors, subcontractors and owners
Implement all applicable Safety Programs.
Qualifications:
Bachelor's Degree in Construction Management or Engineering preferred
2+ Years of Experience in highly complex and related highway or structures construction projects in California.
Experienced dealing with subcontracts, subcontractors and self-perform work
Experience leading a successful project team, including development of employees and maintaining relationships with external entities
Excellent organizational, team management, problem solving, motivational skills.
Benefits:
· Health Insurance (Medical/Dental/Vision)-our company covers 80% of the healthcare cost for our employees and their dependents. Employees are responsible for the remaining 20%, which is pre-taxable.
· Company provided vehicle or car allowance and fuel card.
· Flexible Spending Account (FSA)/Dependent Care FSA
· 401K with 8% Match
· Life insurance
· Voluntary insurance plans available-Accident/Critical Illness/Cancer/Hospital Indemnity/Life and AD&D
· Paid time off
· Professional development assistance
· Work in a collaborative environment that fosters creativity, support and mutual respect.
Apply Here: *******************************************************************************
Myers and Sons Construction is a Heavy Civil Construction Company. We specialize in Bridge Construction, Bridge Restoration, Roadway Rehabilitation, Water/Wastewater Treatment Plants, Concrete Bridge Overlays, Concrete Paving and Alternative Delivery Projects, including Design Build, CMGC, CMAR and Progressive Design Build throughout California and Colorado. For more information on our company please visit ******************
Myers & Sons Construction is proud to be an equal opportunity and affirmative action employer regardless of race, color, gender, age, sexual orientation, gender identity, religious beliefs, marital status, genetic information, national origin, disability, or protected veteran status
$92k-118k yearly est. 4d ago
Staff Software Engineer, Product Safety
Pinterest 4.6
Principal engineer job in Los Angeles, CA
Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product.
Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace theflexibility to do your best work. Creating a career you love? It's Possible.
What you'll do:
Design, develop, and maintain high-performance, reliable, and scalable backend systems for private profiles, user blocking and other user safety features
Collaborate with front-end developers, UX/UI designers, product managers, and other stakeholders to deliver high-quality products
Mentor and guide junior engineers, fostering a culture of continuous learning and improvement
Participate in code reviews, architectural discussions, and technical roadmap planning
What we're looking for:
8+ years of experience in software development, with a strong focus on backend engineering
Bachelor's degree in a relevant field such as Computer Science, or equivalent experience
Expertise in programming languages such as Python, Java, Go, or Node.js
Extensive experience with RESTful API design and development
Experience with front-end development
Bachelors/Masters Degree in Computer Science or a related field
Strong problem-solving skills and the ability to design scalable, high-performance systems
In-Office Requirement Statement:
This role will need to be in the office for in-person collaboration 1-2 times/per quarter and therefore can be situated in our offices in either Bay Area, Seattle, New York, or Los Angeles.
Relocation Statement:
This position is not eligible for relocation assistance. Visit our PinFlex page to learn more about our working model.
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At Pinterest we believe the workplace should be equitable, inclusive, and inspiring for every employee. In an effort to provide greater transparency, we are sharing the base salary range for this position. The position is also eligible for equity. Final salary is based on a number of factors including location, travel, relevant prior experience, or particular skills and expertise.
Information regarding the culture at Pinterest and benefits available for this position can be found here.
US based applicants only$208,454-$364,795 USD
Our Commitment to Inclusion:
Pinterest is an equal opportunity employer and makes employment decisions on the basis of merit. We want to have the best qualified people in every job. All qualified applicants will receive consideration for employment without regard to race, color, ancestry, national origin, religion or religious creed, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender, gender identity, gender expression, age, marital status, status as a protected veteran, physical or mental disability, medical condition, genetic information or characteristics (or those of a family member) or any other consideration made unlawful by applicable federal, state or local laws. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you require a medical or religious accommodation during the job application process, please completethis formfor support.
$208.5k-364.8k yearly 3d ago
Project Engineer
Appleone Employment Services 4.3
Principal engineer job in Long Beach, CA
Local General Engineering Contractor seeks a Project Engineer for paving, grading, and underground projects. Ideal candidate should possess a minimum of 2 years of related project management and/or estimating skills.
RESPONSIBILITIES:
The Project Engineer is responsible for ensuring construction work complies with safety, specifications, cost guidelines, reporting requirements and field engineering activities for assigned projects. Major focus will vary depending on project needs and priorities. Maintains positive relationships with owners, community members and project team members.
DUTIES:
Able to perform all essential Project Engineer responsibilities.
Attend and document project meetings.
Set up and maintain electronic filing system as needed.
Update and maintain all drawings, specifications and logs.
Maintain a site-specific safety plan and pre-task planning process, including audits, meeting, training, etc.
Review, analyze, and transmit submittals.
Prepare and maintain submittal logs and procurement log.
Perform expediting functions.
Cost code and/or verify correct codes on time sheets.
Code Accounts Payable workflows as assigned.
Verify original estimate quantities for labor cost reports.
Report quantities in place and maintain labor cost report.
Prepare and document extra work orders.
Review and assemble change order submittals and quantity surveys.
Maintain record set drawings.
Document punch list work.
Complete other responsibilities as assigned.
MINIMUM SKILLS:
Bachelor's Degree in Construction Management or related field of study
2 years' work and field experience preferred.
Construction related internship experience preferred.
Basic understanding of construction cost accounting, estimating, and scheduling skills.
Experience with HCSS, HeavyBid, Procore ideal, not required.
Ability to read and understand plans and specifications.
Effective organizational skills, strong work ethic, and eager to learn.
Valid driver's license and reliable transportation.
$69k-100k yearly est. 4d ago
Project Engineer
Meadows Mechanical
Principal engineer job in Gardena, CA
Meadows Mechanical is a trusted provider of plumbing, piping, and sheet metal services based in the Los Angeles area. With over 76 years of experience, the company has established a strong reputation in the aerospace and healthcare industries. Meadows Mechanical specializes in executing complex projects with expertise and confidence, drawing on its decades-long legacy. The company emphasizes quality and reliability in delivering tailored solutions to meet client needs.
Role Description
This is a full-time on-site role located in Gardena, CA, for a Project Engineer. The Project Engineer will oversee and manage engineering projects, including project planning, coordination, and execution. Responsibilities also include ensuring technical standards are met, collaborating with cross-functional teams, and maintaining clear communication with stakeholders. The role involves applying engineeringprinciples to support successful project outcomes while adhering to timelines and budgets.
Qualifications
Strong skills in Project Engineering, Project Management, and Project Planning
Proficiency in Mechanical Engineeringprinciples and practices
Excellent Communication skills, with the ability to convey technical information effectively
Organizational and problem-solving abilities
Bachelor's degree in Mechanical, Electrical, or related Engineering field
Familiarity with aerospace or healthcare industries is a plus
Ability to work on-site in Gardena, CA
Experience with CAD software and project management tools is advantageous
Responsibilities
Assist Project Manager(s) in planning project scope, schedule, manpower, and resource allocations.
Coordinate between design team, contractors, subcontractors, and suppliers to ensure all parties have the latest documents and information.
Interpret design drawings, specifications, and codes; provide technical guidance and clarification to field teams.
Prepare, track, and process Requests for Information (RFIs), submittals, and change orders.
Support budget tracking, cost control, and change order management processes.
Maintain up-to-date project documentation, including RFI logs, submittal logs, and equipment procurement schedules.
Assist in procurement activities, including preparing purchase requisitions, comparing supplier quotations, and tracking deliveries.
Work with the accounting team to prepare project billings, review subcontractor payment applications, and support project financial reporting.
Monitor construction progress, perform site visits, and verify that work aligns with project plans, schedules, and quality standards.
Participate in job walks, punch list reviews, site inspections, and safety walks.
Act as a liaison between office engineering/management staff and field construction teams, ensuring accurate communication of design revisions, clarifications, and changes.
Support pre-commissioning and commissioning activities with contractors, vendors, and project teams.
Ensure accurate closeout deliverables, including as-built drawings, O&M manuals, warranties, and turnover documents.
Perform other duties as assigned in support of project goals and company objectives.
Salary Range
$60,000 - $100,000 per year, depending on experience and qualifications.
A leading aerospace and defense company in El Segundo is seeking a Principal Electrical or Computer Engineer responsible for designing, verifying, and integrating high-performance digital ASICs and FPGAs. Candidates should have substantial experience with digital architecture, RTL coding, and simulation using VHDL or Verilog. The role necessitates active U.S. citizenship and provides an extensive benefits package including health insurance, a 401(k) plan, and tuition reimbursement, among others. Join our mission to redefine the future of aerospace technology.
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How much does a principal engineer earn in Simi Valley, CA?
The average principal engineer in Simi Valley, CA earns between $106,000 and $213,000 annually. This compares to the national average principal engineer range of $95,000 to $177,000.
Average principal engineer salary in Simi Valley, CA
$151,000
What are the biggest employers of Principal Engineers in Simi Valley, CA?
The biggest employers of Principal Engineers in Simi Valley, CA are: