Mechanical Engineering Internship for Fall 2026

Astranis designs and builds advanced satellites for high orbits, supporting secure and dedicated networks for enterprises, government agencies, and the US military. With five satellites already in operation and a busy launch schedule ahead, Astranis manages a commercial contract backlog exceeding $1 billion. The company operates from a 153,000 sq. ft. headquarters in Northern California and is backed by more than $750 million in funding from investors such as Andreessen Horowitz, Blackrock, and Fidelity. The team consists of 450 engineers and entrepreneurs dedicated to satellite innovation. The Environmental Test Engineer Associate role in San Francisco is a salaried, twelve-week position for Fall 2026. This opportunity is open to those who have completed a bachelor’s degree or expect to do so before the start date. Associates take on meaningful projects, often handling responsibilities similar to those of full-time engineers. Many past associates have contributed to hardware and software now flying on Astranis satellites, with several moving into full-time roles after the program. What you will do Collaborate with an interdisciplinary team to design, build, and test satellite hardware and software. Set up and operate environmental test equipment, including: Ambient thermal chambers Thermal Vacuum Chambers (TVAC) Vibration shaker tables EMI/EMC test equipment Develop hands-on skills with testing instruments such as thermal chambers, vibration tables, data acquisition systems (DAQs), and oscilloscopes to execute test plans. Carry out environmental testing, including vibration, acoustics, and thermal analysis. Requirements Bachelor’s degree completed or expected before Fall 2026 start date Interest in satellite hardware and software testing Willingness to work onsite in San Francisco

Astranis builds advanced satellites for high Earth orbits, supporting secure communications for enterprise, government, and military clients. With five satellites already in orbit and more launches planned, Astranis manages over $1 billion in commercial contracts. The team operates from a 153,000 square foot headquarters in Northern California, with 450 engineers and entrepreneurs. Investors include Andreessen Horowitz, Blackrock, and Fidelity, and the company has raised more than $750 million to date. Internship Overview The Environmental Test Engineer Intern program runs for twelve weeks in Fall 2026. This paid internship is open to students currently enrolled at a four-year university. Interns work on substantial projects, often handling hardware and software that will fly in space. Many past interns have transitioned to full-time roles at Astranis after their internships. What You Will Do Collaborate with an interdisciplinary team to design, build, and test satellite hardware and software. Set up and operate environmental test equipment, including: Ambient thermal chambers Thermal Vacuum Chambers (TVAC) Vibration shaker tables EMI/EMC test equipment Develop hands-on experience with test instruments such as thermal chambers, vibration tables, data acquisition systems (DAQs), and oscilloscopes to execute test plans. Carry out environmental testing, including vibration, acoustics, thermal, thermal vacuum, and RF tests.

Astranis builds advanced satellites for high orbits, expanding access to secure and dedicated networks for clients such as large enterprises, governments, and the US military. With five satellites in orbit and more launches ahead, Astranis supports a commercial contract backlog exceeding $1 billion. The company is headquartered in Northern California and employs 450 engineers and entrepreneurs, backed by over $750 million from investors like Andreessen Horowitz, Blackrock, and Fidelity. The Associate Mechanical Engineer - Fall 2026 Program is a twelve-week, salaried role based in San Francisco. This program is designed for candidates who have completed or will complete their bachelor’s degree before joining. The position offers the chance to work on projects that match the complexity and impact of those assigned to full-time engineers. Role overview Work alongside the engineering team to design, build, and test satellite hardware or software. What you will do Associate Engineers at Astranis contribute directly to challenging engineering projects. Past participants have designed and tested hardware or software for the company’s first satellite. Many have continued on to full-time roles. This program emphasizes hands-on experience and meaningful project ownership. Requirements Bachelor’s degree completed or expected before the program start date Interest in satellite hardware or software engineering Note: Current college students should consider applying for the Astranis Internship program instead.

Join Notion Labs Inc. as a Software Engineer Intern for the Fall 2026 semester! This is an exciting opportunity to work in a dynamic environment where you will contribute to innovative projects and gain hands-on experience with cutting-edge technologies.As an intern, you will collaborate with our talented engineering team to develop and improve our software solutions. You'll have the chance to enhance your skills in programming, problem-solving, and teamwork while making a real impact in our organization.

Join aisafety as a Research Engineer Intern for the Fall 2026 term! This internship is an excellent opportunity to gain hands-on experience in the field of safety engineering, where you will collaborate with seasoned professionals on innovative projects. You will be involved in research and development activities, contributing to advancements in safety solutions.

Astranis is revolutionizing satellite technology by creating advanced satellites designed for high orbits, pushing the boundaries of humanity's presence in space. Our satellites deliver dedicated, secure networks to a diverse clientele, including large enterprises, governments, and military organizations globally. Currently, with five operational satellites and numerous launches on the horizon, our portfolio boasts over $1 billion in commercial contracts.Astranis stands out as the go-to partner for satellite communications, catering to clients who demand unparalleled uptime, stringent data security, network visibility, and bespoke solutions. Backed by over $750 million from elite investors such as Andreessen Horowitz, Blackrock, and Fidelity, our team of 450 engineers and entrepreneurs innovates from our expansive 153,000 sq. ft. headquarters in Northern California, USA.Position Overview: Environmental Test TechnicianAs an Environmental Test Technician, you will play an integral role in validating our spacecraft, sub-assemblies, and components through rigorous simulations of space's extreme conditions. You will also oversee the operation and maintenance of our state-of-the-art environmental test laboratory, ensuring readiness to support critical test missions.Key Responsibilities:Independently operate thermal vacuum (TVAC) chambers, thermal chambers, and electrodynamic shakers for comprehensive component and vehicle-level testing.Utilize a diverse array of testing equipment and data acquisition systems, including the construction and maintenance of specialized test setups.Effectively employ various software tools for test automation, data analysis, documentation, and procurement activities.Conduct tests and verifications of flight hardware according to established requirements and meticulously document results to adhere to product quality standards.Manage maintenance and calibration of testing equipment to ensure optimal performance.Interpret technical drawings, specifications, assembly procedures, and test protocols.Assist engineering teams in troubleshooting and root cause analysis.Engage in area efficiency and 5S improvement initiatives.

Join Sierra as an Intern in Agent Development for the Fall 2026 semester! This is an exciting opportunity to gain hands-on experience in a dynamic and innovative environment. As an intern, you will collaborate with our talented team to support various projects aimed at enhancing agent performance and development strategies.

Join Handshake as a Student Researcher for the Fall 2026 semester! This exciting role offers you the chance to contribute to innovative research projects while gaining valuable experience in a dynamic environment. As a Student Researcher, you will work closely with leading professionals, enhance your analytical skills, and immerse yourself in real-world applications of your studies.

Astranis is at the forefront of satellite technology, crafting advanced satellites designed for high orbits that extend humanity's reach into the cosmos. Our innovative satellites provide dedicated and secure networks to a diverse clientele, including large enterprises, sovereign governments, and the US military. With five satellites currently in orbit and a promising launch schedule ahead, we are addressing a robust backlog of over $1 billion in commercial contracts.Astranis is the go-to satellite communications partner for those with stringent requirements for uptime, data security, network visibility, and customization. Having secured over $750 million in funding from elite investors such as Andreessen Horowitz, Blackrock, and Fidelity, our passionate team of 450 engineers and entrepreneurs is dedicated to revolutionizing global connectivity from our expansive 153,000 sq. ft. headquarters in Northern California.Position OverviewAs the Environmental Test Supervisor at Astranis, you will oversee the daily operations, readiness, and execution of our Environmental Test Lab, ensuring comprehensive testing of spacecraft, sub-assemblies, and components in simulated space conditions. Your leadership will be key in developing a high-performing team of test technicians, ensuring that the lab operates with safety, efficiency, and quality to meet our ambitious production goals. Our commitment to producing 24 next-generation Omega spacecraft annually depends on our ability to scale testing operations and enhance throughput without compromising quality. If you are a proactive environmental test leader who thrives in a dynamic, execution-focused environment, we invite you to apply.

Role overview The City and County of San Francisco is seeking an Associate Engineer to join the Environmental department. This position plays a part in citywide efforts to improve public health and meet sustainability targets. The work centers on supporting projects that benefit the community and the environment. What you will do Assist with planning, designing, and carrying out environmental initiatives Collaborate with colleagues on projects that make a direct impact in San Francisco neighborhoods Contribute to efforts that promote public health and advance sustainability throughout the city Location This role is located in San Francisco.

Available Start Dates: Summer 2026About the RoleJoin a team of dynamic professionals at AlphaSights, dedicated to facilitating informed decision-making for our clients. As a Legal & Compliance Associate, you will be part of our esteemed global Client Protection team. This role involves collaborating closely with our core service delivery teams to uphold the highest compliance standards while promoting AlphaSights' continued commercial success. Your responsibilities will include monitoring client requests, developing and implementing innovative compliance policies, anticipating potential business challenges, training employees, and providing essential guidance to our delivery teams.This position demands quick thinking, critical analysis, meticulous attention to detail, and exceptional verbal and written communication skills. You will be managing multiple short- and long-term requests simultaneously, honing your abilities in communication, prioritization, and project management.Key Responsibilities:Monitor active projects to identify and mitigate potential risks.Offer guidance to delivery teams on their project tasks.Collaborate with regional and global teams on long-term projects to establish cutting-edge industry standards in this rapidly evolving sector.Work with key internal stakeholders worldwide to foster progress and enhance procedures.Design and implement global operational policies and processes that safeguard our clients.Create and deliver customized in-person and e-learning training sessions for our delivery teams.This fast-paced, cross-functional role emphasizes problem-solving, attention to detail, creativity, innovation, and results. Successful Legal & Compliance Associates at AlphaSights often advance into rewarding careers in compliance, risk management, or operational leadership.

Astranis builds advanced satellites for high orbits, supporting secure and reliable communications for clients ranging from large corporations to government agencies and the US military. With five satellites already in orbit and a growing backlog of commercial contracts, the company continues to expand its presence in the satellite communications field. Astranis operates from a 153,000 sq. ft. headquarters in Northern California and is backed by over $750 million from investors including Andreessen Horowitz, Blackrock, and Fidelity. Role overview The Communications/DSP Associate Engineer position is a twelve-week, salaried role designed for recent graduates of four-year universities. Associates work on meaningful projects, often designing and testing both hardware and software for satellites. Many associates have gone on to accept full-time positions at Astranis. Candidates who have not yet graduated from a four-year university are encouraged to consider the Internship program instead. What you will do Design signal processing algorithms for custom software-defined radio hardware, including tasks such as channelization, equalization, PA linearization, gain control, carrier synchronization, symbol mapping, framing, and channel coding/FEC. Work closely with FPGA developers to implement and validate signal processing on radio hardware. Model the full radio system, covering communication from Earth to space and back. Perform radio architecture trade studies, complete link budgets, and optimize radio systems for performance across different global markets and applications.

Astranis Space Technologies Corp. builds advanced satellites for high orbits, delivering secure networks to clients such as large enterprises, governments, and the US military. With five satellites already in orbit and more scheduled for launch, Astranis is meeting a commercial contract backlog of over $1 billion. The company operates from a 153,000 sq. ft. headquarters in Northern California and has raised more than $750 million from investors including Andreessen Horowitz, Blackrock, and Fidelity. The FPGA Associate role in San Francisco is a twelve-week, salaried position designed for recent graduates from four-year universities. Associates work directly on challenging projects, often contributing to hardware and software that will be used in space. Many former associates have moved into full-time roles at Astranis. Those who have not yet graduated from a four-year university are encouraged to consider the Internship program instead. What you will do Develop RTL for FPGA-targeted applications Work with multiple FPGAs and associated toolchains Interface FPGAs with peripherals such as high-speed data converters, memories, and microcontroller units (MCUs) Write software to interface with and test RTL in hardware Collaborate with electrical and software engineers Requirements B.S. or M.S. in Electrical Engineering, Computer Science, Computer Engineering, or a related field Strong interest in hardware development and hands-on design Experience designing, implementing, and testing high-throughput systems on FPGAs Proficiency with Verilog and/or VHDL Familiarity with FPGA development tools and methodologies

Astranis builds advanced high-orbit satellites that support secure communication networks for clients ranging from major corporations to government and military organizations worldwide. With five satellites launched and a commercial contract pipeline exceeding $1 billion, the company continues to expand its impact in satellite technology. Astranis has secured over $750 million in investment from firms such as Andreessen Horowitz, Blackrock, and Fidelity. The San Francisco headquarters houses a team of 450 engineers in a 153,000-square-foot facility. Role overview The Flight Software Associate program is a twelve-week position for recent graduates and graduate students from accredited four-year universities. This role offers hands-on experience working on complex satellite projects. Many associates have contributed to both hardware and software design and testing, with several moving into full-time roles after the program. What you will do Work closely with the engineering team to design, develop, and test embedded software for satellites. Support the creation and testing of ground control and related applications.

The City and County of San Francisco is hiring an Environmental Engineer to advance sustainability and ensure regulatory compliance across citywide projects. This role centers on promoting environmentally responsible practices and policies throughout San Francisco. Key responsibilities Lead and contribute to projects aimed at improving sustainability across city departments Collaborate with teams and stakeholders to design and implement environmental initiatives Evaluate the environmental impacts of city programs and projects Monitor and ensure adherence to local, state, and federal environmental regulations Collaboration and impact Based in the Citywide Department, this position works closely with internal teams, external partners, and members of the community. The Environmental Engineer’s efforts directly support San Francisco’s commitment to a healthier and more sustainable city.

The City and County of San Francisco seeks a Junior Engineer to contribute to environmental projects throughout the city. This entry-level position offers the chance to participate in efforts that promote sustainability and improve the local community. Role overview Assist in planning, designing, and implementing engineering projects with an environmental focus Collaborate with experienced engineers and staff on sustainability initiatives Support the development of practical solutions to benefit San Francisco’s environment and its residents Location This position is based in San Francisco and involves working closely with teams from the City and County.

Join Our Innovative TeamLumafield is seeking a skilled Quality Assurance (QA) Test Engineer to play a pivotal role in ensuring the excellence and dependability of our advanced, cloud-based web application, Voyager. In this hands-on position, you will be responsible for implementing and refining our QA strategy, seamlessly integrating manual exploratory testing with robust automation testing to provide our users with a flawless, high-quality experience in industrial inspection.

Join Ranger as a Forward-Deployed Test Engineer!At Ranger, we are on a mission to transform software testing through our innovative AI-powered platform. We empower the world’s leading engineering, product, and design teams to focus on what they do best: building exceptional products.Our collaborations with some of the fastest-growing companies, including Clay, Suno, Dust, and a partnership with OpenAI, showcase our commitment to excellence in quality assurance. With a total funding of $8.9M across two rounds led by XYZ and General Catalyst, we are poised for significant growth and impact.Why Ranger is a Game ChangerIntelligent Test Generation: Our advanced LLMs automatically generate reliable and efficient Playwright tests.Self-Healing Tests: We proactively identify and resolve flaky tests to maintain consistent and dependable test suites.Enhanced Failure Insights: Receive automated failure reports detailing probable causes and comprehensive steps to reproduce issues.Role OverviewAs a Forward-Deployed Test Engineer, you will spearhead customer success by developing and managing comprehensive Playwright test suites using our cutting-edge AI platform. From onboarding to renewal, you will cultivate a strong technical relationship with customers, converting their testing requirements into robust automated frameworks.This position calls for a technically adept problem-solver who can write high-quality test code while fostering strong customer relationships. You will balance hands-on test development with strategic account management to maximize the value our customers derive from our testing services.

Join Cloudflare as a Research Engineer Intern for the Summer 2026 session! This is a fantastic opportunity for students and recent graduates to gain hands-on experience in a leading tech company. As a Research Engineer Intern, you will collaborate with experienced engineers and be involved in groundbreaking research projects that enhance our product offerings and overall service quality.