163 junior engineer jobs found in San Francisco, CA

Company Description THIS IS A CITYWIDE EXAM POSTING . Your application to this posting is an application to take a citywide exam. If you pass the exam, you will be emailed your score and ranking on the eligible candidate list. When a department has an open position with this job classification they will use this eligible list to hire for that position. Departments will contact candidates from this list to gauge interest in their specific roles. Learn more about the City's hiring process here: https://careers.sf.gov/knowledge/process/ Application Opening: April 21, 2026 Application Filing Deadline: May 11, 2026 at 11:59 PM Annual Salary: $ 113,282 to 137,670 San Francisco is a vibrant and dynamic city, on the forefront of economic growth & innovation, urban development, arts & entertainment, as well as social issues & change. This rich tapestry of culture and ideas is sustained by our City's commitment to heighten the quality of life for the diverse...

Company Description THIS IS A CITYWIDE EXAM POSTING. Your application to this posting is an application to take a citywide exam. If you pass the exam, you will be emailed your score and ranking on the eligible candidate list. When a department has an open position with this job classification they will use this eligible list to hire for that position. Departments will contact candidates from this list to gauge interest in their specific roles. Learn more about the City's hiring process here: https://careers.sf.gov/knowledge/process/ Application Opening: April 21, 2026 Application Filing Deadline: May 11, 2026 at 11:59 PM Annual Salary: $ 113,282 to 137,670 San Francisco is a vibrant and dynamic city, on the forefront of economic growth & innovation, urban development, arts & entertainment, as well as social issues & change. This rich tapestry of culture and ideas is sustained by our City's commitment to heighten the quality of life for the diverse...

Company Description THIS IS A CITYWIDE EXAM POSTING . Your application to this posting is an application to take a citywide exam. If you pass the exam, you will be emailed your score and ranking on the eligible candidate list. When a department has an open position with this job classification they will use this eligible list to hire for that position. Departments will contact candidates from this list to gauge interest in their specific roles. Learn more about the City's hiring process here: https://careers.sf.gov/knowledge/process/ Application Opening: April 21, 2026 Application Filing Deadline: May 11, 2026 at 11:59 PM Annual Salary: $ 113,282 to 137,670 San Francisco is a vibrant and dynamic city, on the forefront of economic growth & innovation, urban development, arts & entertainment, as well as social issues & change. This rich tapestry of culture and ideas is sustained by our City's commitment to heighten the quality of life for the diverse...

Company Description THIS IS A CITYWIDE EXAM POSTING . Your application to this posting is an application to take a citywide exam. If you pass the exam, you will be emailed your score and ranking on the eligible candidate list. When a department has an open position with this job classification they will use this eligible list to hire for that position. Departments will contact candidates from this list to gauge interest in their specific roles. Learn more about the City's hiring process here: https://careers.sf.gov/knowledge/process/ Application Opening: April 21, 2026 Application Filing Deadline: May 11, 2026 at 11:59 PM Annual Salary: $ 113,282 to 137,670 San Francisco is a vibrant and dynamic city, on the forefront of economic growth & innovation, urban development, arts & entertainment, as well as social issues & change. This rich tapestry of culture and ideas is sustained by our City's commitment to heighten the quality of life for the diverse...

Retro develops therapies for diseases driven by the biology of aging. We focus on cellular reprogramming and autophagy to rejuvenate cell and tissue function with the ultimate aim of adding 10 years to healthy human lifespan. We're building a mission-driven team of accomplished and kind individuals who embrace our startup culture of rapid iteration, transparency, and versatility. We are hiring a new member of the team who will expand Retro's capabilities by building, maintaining, and scaling custom bioreactor systems used for automated cell culture. This is a highly hands-on "builder" role at the intersection of precision assembly, fluidics, sensors, electronics, and automation. In this role, expect to be at the bioreactor-assembling hardware, improving designs, strengthening reliability, and enabling scientists to run more experiments confidently. About you: You are a hands-on engineer at heart-someone who loves building complex, reliable systems. You balance rigor and...

About Nimble Nimble is an AI robotics company building the autonomous supply chain to power fast, efficient and economical commerce. We're training robot AGI to power a proprietary generalist supply chain superhumanoid, the first robot in the world capable of performing thousands of tasks across the supply chain. We've raised over $220M at over $1B valuation and formed a strategic alliance with FedEx to build a national network of autonomous warehouses capable of generating many billions in annual revenue. We are a hardcore and obsessed team of the world's best engineers and operators. If you are obsessed with your craft, enjoy a high-intensity and fast moving high impact environment, are super high agency in getting hard things done and want to be part of building the world's most legendary robotics company at the most pivotal moment in history, we want to work with you. We are on a mission to empower and inspire mankind to accomplish legendary feats by inventing robots that...

As a Senior Project Engineer, you'll be responsible for promoting site and office safety, and assist the Project Management team in the planning, coordinating, and administration of their assigned job to ensure the work is completed on time, within budget, while adhering to Webcor's quality standards. ESSENTIAL DUTIES AND RESPONSIBILITIES Promotes and adheres to safety best practices on the jobsite. Assists the Project Manager and team members in the planning, coordination, and administration of assigned projects/scopes of work. This includes areas such as RFI's, submittals, contracts, change orders, purchasing, scheduling, and progress reports. Assists in bidding and buyout activities such as scope delineation, scope letter development, bidder outreach, and bid leveling. Reviews field inspection reports and communicates deficiencies to supervisor and responsible Superintendent. Responsible for record drawings, including review and posting of document changes. Creates and...

As a team, we've launched five satellites into orbit, signed ten commercial deals worth over $1 billion in revenue, raised over $750 million from top global investors, and recruited a team of over 400 world-class engineers. We all work out of our (legendary) San Francisco office, which was once used to build ships during the World Wars. Our satellites, which operate from geostationary orbit (GEO), weigh only 400 kg and utilize a proprietary software-defined radio payload. Each satellite can connect over two million people, and we're very excited for the impact we'll soon have in the Philippines, Mexico, and more! Backed by substantial funding and a passionate, collaborative team, we offer a rewarding work environment where you'll learn and make a significant impact, no matter where you are in your career. Senior Mechanical Engineer As an Astranis Senior Mechanical Engineer you will own the complete lifecycle of various subsystems on our spacecraft. Whether it is incremental...

Company Overview Kairos Power is a new nuclear energy technology and engineering company whose mission is to enable the world's transition to clean energy, with the ultimate goal to dramatically improve people's quality of life while protecting the environment. This goal will be accomplished through the commercialization of the fluoride-salt-cooled, high-temperature reactor (FHR) that can be deployed with robust safety, affordable costs, and flexible operation to accommodate the expansion of variable renewables. Job Summary The Reactor Vessel Auxiliary Systems team is seeking a highly motivated Senior Engineer to join the growing Reactor Systems department where you will have the opportunity to work directly on the design, integration, and assembly of the structures, systems, and components (SSCs) within the reactor cavity in a first-of-a-kind FHR. In this role, you will manage and coordinate the detailed layout of reactor cavity components including routing of fuel, salt,...

Company Overview Kairos Power is a new nuclear energy technology and engineering company whose mission is to enable the world's transition to clean energy, with the ultimate goal to dramatically improve people's quality of life while protecting the environment. This goal will be accomplished through the commercialization of the fluoride-salt-cooled, high-temperature reactor (FHR) that can be deployed with robust safety, affordable costs, and flexible operation to accommodate the expansion of variable renewables. Job Summary Kairos Power is seeking a Senior Civil Structural Engineer to support the structural design of the reactor building for its Generation IV Nuclear Power Plant, including scaled prototypes and test facilities. As part of the Design Phase Interface Team, this role ensures seamless coordination of structural design across disciplines through technical guidance, clash resolution, stakeholder collaboration, and advanced structural analysis. The ideal candidate...

Terraphase offers cost-effective solutions to complex environmental and engineering challenges. We listen to our clients and focus on their needs. We apply technical expertise and keen awareness of the regulatory framework to achieve our clients' project goals and objectives. The combined talent and experience of Terraphase's engineers, geologists, and scientists form the foundation for a comprehensive environmental management approach. The Role Terraphase Engineering is seeking a Senior Project or Associate Engineer to join our team in our Oakland or Pleasanton, CA offices. In this role, the successful candidate will be responsible for the completion of engineering deliverables (design details, drawings, calculations, and reports) and management duties for various investigation and design projects. Key Responsibilities: At the Senior Project level, the successful candidate will deliver the key responsibilities described below at the deliverable or project level under the...

Terraphase offers cost-effective solutions to complex environmental and engineering challenges. We listen to our clients and focus on their needs. We apply technical expertise and keen awareness of the regulatory framework to achieve our clients' project goals and objectives. The combined talent and experience of Terraphase's engineers, geologists, and scientists form the foundation for a comprehensive environmental management approach. The Role Terraphase Engineering is seeking a Senior Project or Associate Engineer to join our team in our Oakland or Pleasanton, CA offices. In this role, the successful candidate will be responsible for the completion of engineering deliverables (design details, drawings, calculations, and reports) and management duties for various civil engineering projects. Key Responsibilities: At the Senior Project level, the successful candidate will deliver the key responsibilities described below at the deliverable or project level under the...

Do you want to help engineer what's next? Simpson Gumpertz & Heger (SGH) is a national engineering firm committed to delivering holistic advice for our clients' most complex challenges. We leverage our collective and diverse experience, technical expertise, and industry knowledge of structures and building enclosures, advanced analysis, performance & code consulting, and applied science & research to deliver unrivaled, comprehensive solutions that drive superior performance. With 750 employees in ten office locations throughout the United States, SGH's industry-leading teams constantly seek to advance the meaning of what's possible. What makes careers at SGH so special? The only way to advance is to question and explore. Every member of the SGH team is both a learner and an educator, committed to advancing ourselves, our teams, and our industry. Together we are creating a community that never settles for what is but always seeks what could be. There are many...

About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulsed magnetic fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders. Why This Role Matters Pacific Fusion is seeking an exceptional Senior Mechanical Design Engineer to join our dynamic...

About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulsed magnetic fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders. Why This Role Matters Pacific Fusion is seeking an exceptional Senior Mechanical Engineer to join our dynamic team...

Job Description Position Summary Watch your engineering designs come to life! As a Senior Design Engineer at Southland Industries, you'll experience the excitement of working on design-build and design-assist projects in healthcare, education, biotech, mission critical, commercial and entertainment markets. You'll work hand in hand with our model coordinators, estimators, and trade staff through all aspects of a project to create a design that is practical, efficient and cost effective. You'll also have access to internal teams using the most innovative practices in virtual construction design (VDC) and computational fluid dynamics, along with just-in-time feedback from the field. Position Details Serves as design professional at project team design meetings Prepares complex preliminary Bluebeam design layouts for estimating Performs more complex calculations for a project, such as heating/cooling loads, equipment selection and sizing, friction loss calculations, etc...

Pivotal is the leader in the emerging market of electric Vertical Takeoff and Landing (eVTOL) aircraft. We design, develop, and manufacture light eVTOL aircraft and are renowned for the BlackFly aircraft the world's first light eVTOL to fly manned missions and enter the consumer market. Efficient, compact, and simple, Pivotal aircraft are designed for a wide range of consumer, public service, and defense applications. Our distinctive tilt-aircraft architecture and scalable platform have been flying for over 10 years. Last year we announced our next-generation aircraft, the Helix, which is rapidly progressing toward general release and scalable production in early 2026. Mobility is one of the most highly-valued areas of modern technology investments. This is the right company, in the right space, the right strategy, at the right time. If you are ready for adventure, we invite you to join our amazing team and grow with us. The Aeromechanical team at Pivotal is seeking a highly...

Agility's commercially deployed humanoids operate alongside teams in warehouses, manufacturing facilities, and distribution centers-tackling physically demanding and repetitive tasks while enabling workers to focus on higher-value work. With industry-leading safety standards and years of proven deployment data, we're pioneering a new era of automation that enhances human potential. About the Team: Our mechanical engineering team is agile and has grown rapidly, and we are looking for a talented engineer to join us in the San Francisco Bay Area. We are responsible for delivering advanced and reliable designs that meet a complex set of requirements to our customers, including software developers, applications engineers, manufacturing engineers and ultimately to fleet deployment managers. We work as a group to develop new technologies, engineer new products, and refine/maintain existing designs. The team is composed of engineers from many backgrounds and levels of experience....

About Pacific Fusion Pacific Fusion was founded in 2023 with the mission to power the world with abundant, affordable, clean energy. We are rapidly designing and building a pulsed magnetic fusion system to achieve net facility gain (more fusion energy output than stored energy input). In parallel, we are developing the key components required to build affordable fusion systems. Our plans are ambitious. We have raised over $900M so far from incredible investors, resourcing us to deliver on these plans. We are bringing together the best scientists, engineers, and operators from the fusion community, hard tech industry, and other sectors. We are united by a shared sense of urgency to provide clean power for the world, particularly managing climate change while meeting growing global energy demand. You can read more about us in this letter from our founders. Why This Role Matters Pacific Fusion is seeking an exceptional Senior Mechanical Engineer to join our dynamic team...

Job Description General Job Description: This position is responsible for independently delivering structural engineering services in support of mechanical, HVAC, and piping systems within ACCO's Design-Build project environment. The Senior Structural Engineer will support projects from conceptual design through construction completion, ensuring structural integrity, code compliance, and constructability of mechanical system installations. This role works closely with project management, construction teams, and other engineering disciplines to develop practical structural solutions that support installation of equipment, ductwork, piping, and related mechanical infrastructure. The position also provides technical leadership and mentorship to engineering staff while contributing to the continued growth of structural engineering capabilities within the organization. Essential Duties & Responsibilities Expert in project planning, coordination, and execution of...