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Engineering Startup Jobs in Los Angeles, CA (NOW HIRING)

Prior Executive Assistant experience in a hardware or software engineering startup, finance, or goods and services distribution is strongly preferred. * Autonomous, entrepreneurial, and self ...

Executive Assistant

El Segundo, CA ยท On-site

$115K - $162K/yr

Prior Executive Assistant experience in a hardware or software engineering startup, finance, or goods and services distribution is strongly preferred. * Autonomous, entrepreneurial, and self ...

Executive Assistant

El Segundo, CA ยท On-site

$115K - $162K/yr

Prior Executive Assistant experience in a hardware or software engineering startup, finance, or goods and services distribution is strongly preferred. * Autonomous, entrepreneurial, and self ...

This is a hands on role in a fast paced startup environment. You will be expected to learn quickly, ask good questions, and take ownership of real engineering problems. What You Will Do * Support the ...

This is a hands on role in a fast paced startup environment. You will be expected to learn quickly, ask good questions, and take ownership of real engineering problems. What You Will Do * Support the ...

Structural Engineering Intern

Los Angeles, CA ยท On-site

$18 - $23.50/hr

About Sperra Sperra is a cleantech startup that uses 3D concrete printing to reduce the cost of ... Sperra is seeking a talented and motivated structural engineering student for a paid summer ...

Summer 2025 Engineering Internship

Irvine, CA ยท On-site

$18 - $23.25/hr

TRL11 Summer Engineering Intern TRL11 is a venture backed deep tech / defense tech startup bringing cutting-edge video technology to Aerospace applications. Based in Irvine, CA, we are seeking ...

Summer 2025 Engineering Internship

Irvine, CA ยท On-site

$18 - $23.25/hr

TRL11 is a venture backed deep tech / defense tech startup bringing cutting-edge video technology to Aerospace applications. Based in Irvine, CA, we are seeking engineering interns for the summer of ...

Summer 2025 Engineering Internship

Irvine, CA ยท On-site

$18 - $23.25/hr

TRL11 is a venture backed deep tech / defense tech startup bringing cutting-edge video technology to Aerospace applications. Based in Irvine, CA, we are seeking engineering interns for the summer of ...

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Showing results 1-20

Engineering Startup information

See Los Angeles, CA salary details

$50.1K

$158.3K

$187.5K

How much do engineering startup jobs pay per year?

As of May 27, 2026, the average yearly pay for engineering startup in Los Angeles, CA is $158,252.00, according to ZipRecruiter salary data. Most workers in this role earn between $125,500.00 and $186,400.00 per year, depending on experience, location, and employer.

What is an Engineering Startup job?

An Engineering Startup job involves working in a newly founded company focused on developing innovative technology or products. Engineers in startups often wear multiple hats, taking on tasks ranging from product design and prototyping to testing and deployment. Unlike larger companies, startups typically require employees to be adaptable, work in fast-paced environments, and contribute to various aspects of product development. This role can be highly rewarding, offering opportunities for hands-on experience, creativity, and rapid career growth.

What are the key skills and qualifications needed to thrive in the Engineering Startup position, and why are they important?

To thrive in an engineering startup, you need a robust understanding of engineering principles, problem-solving ability, and hands-on technical skills often supported by a degree in engineering or a related field. Familiarity with product development tools, prototyping platforms, and agile project management systems such as Jira or Trello is highly valuable. Exceptional adaptability, entrepreneurial drive, teamwork, and strong communication skills set standout contributors apart in this fast-paced environment. These skills and qualities are critical because startup teams must efficiently innovate, iterate, and launch solutions amidst constant change and limited resources.

What are some common challenges engineers face when working in a startup environment?

Engineers in startup environments often encounter challenges such as rapidly shifting priorities, resource constraints, and the need to wear multiple hats beyond their core technical role. You may be expected to iterate quickly on product designs, address unforeseen technical hurdles, and collaborate closely with cross-functional teams like product and marketing. Flexibility and a proactive mindset are essential, as the pace can be fast and the scope of work may change frequently. However, these challenges come with significant learning opportunities and the potential to make a visible impact on the company's success and direction.
What job categories do people searching Engineering Startup jobs in Los Angeles, CA look for? The top searched job categories for Engineering Startup jobs in Los Angeles, CA are:
What cities near Los Angeles, CA are hiring for Engineering Startup jobs? Cities near Los Angeles, CA with the most Engineering Startup job openings:
Executive Assistant

Executive Assistant

Radiant

El Segundo, CA โ€ข On-site

Other

Medical, Dental, Vision, Life, PTO

This job post hasย expired today.ย Applications are no longer accepted.


Job description

About Radiant
Radiant is an El Segundo, CA-based startup building the world's first mass-produced, portable nuclear microreactors. The company's first reactor, Kaleidos, is a 1-megawatt, fail-safe microreactor that can be transported anywhere power is needed and run for up to 5 years without refueling. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant's unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials. Founded in 2020, Radiant is on track to test its first reactor at the Idaho National Laboratory this summer, with initial customer deliveries beginning in 2028.
About the Role
Our Chief Financial Officer is looking for a dynamic and expert Executive Assistant to join us on an exciting journey. This is a high-exposure role that demands a high-performing and radically optimistic individual. You will be managing relationships with our investors, advisors, government partners, allies and more. You'll work closely with our C-suite daily, owning their calendars, internal/external relationships and meetings, briefings, travel, and various other responsibilities.
You'll get intimately familiar with what it means to be a founder and executive of a growing clean energy technology startup. This role offers expansive responsibility, ownership, and growth opportunities, optimizing our executives' impact as we scale to mass-production of Kaleidos.
Responsibilities & Duties:
  • Build trust and rapport with the C-suite, their senior leadership, and Board of Directors, with the ability to influence and negotiate when necessary.
  • Anticipate C-suite needs and potential conflicts and handle independently or pull together the right stakeholders to resolve quickly.
  • Manage daily schedules, coordinate logistics for all meetings, both internal and external, being proactive about conflicts and understanding priorities for the C-suite.
  • Draft and edit emails, memos, and other communications on behalf of the C-suite.
  • Triage and prioritize asks from internal team members and external partners.
  • Schedule and coordinate logistics for speaking engagements, conferences, or other special events, onsite and offsite.
  • Work cross-functionally to ensure communication is efficient and clear between teams.
  • Ensure the C-suite is equipped with the necessary technology and support, coordinating with IT for any technical needs or issues.
  • Create, scale and own processes for the executive office.
  • Exercise strong judgment and discretion with highly confidential information.
  • Handle administrative tasks such as ordering lunch, planning business travel, processing expenses, time checks for meetings, note-taking at meetings, etc.
  • Provide occasional executive assistant support to VP-level leaders
Required Qualifications & Skills:
  • Bachelor's degree in business administration, communications, or a related field preferred.
  • 5+ years of experience supporting one or more C-level executives in a high-growth, fast-paced environment.
  • Ability to anticipate the needs of C-level executives and address them proactively.
  • Laser-focused organizational skills, with a strong ability to juggle multiple tasks and priorities seamlessly without sacrificing quality.
  • Exceptional written and verbal communication skills, including the ability to tailor succinct communication for various audiences, respond promptly across multiple platforms (Slack, Outlook, text/phone), and digest large amounts of information to take action.
  • Expert at building relationships across all levels of the organization and external partners, providing excellent service to internal and external stakeholders, ensuring positive interactions.
  • Strategic thinking with a keen eye for detail and problem-solving.
  • Advanced proficiency in office software (e.g., Microsoft Office Suite, Google Workspace) and collaboration tools (e.g., Slack, Zoom, Smartsheet) and adept at adopting new technologies.
  • Discretion and confidentiality.
Desired Qualifications & Skills:
  • Prior Executive Assistant experience in a hardware or software engineering startup, finance, or goods and services distribution is strongly preferred.
  • Autonomous, entrepreneurial, and self-motivated - you don't wait for someone to tell you what to do because you've already done it.
  • Intellectually curious and ambitious - excited to learn about our technology, grow our business, and advance your career at Radiant.
  • High level of professionalism, integrity, and reliability, with a commitment to upholding the company's values and reputation.
Additional Requirements:
  • Must be willing to work extended hours and weekends as necessary to accomplish our mission.
  • Must work 100% onsite at El Segundo HQ.
Benefits and Perks
  • Stock: Substantial incentive stock plan for all full-time employees.
  • Medical: 100% up to base silver level plan for employee + 50% dependents, offers up to Platinum plans.
  • One Medical: Sponsored memberships for employees and their dependents.
  • Vision: 100% top tier plan coverage + 50% for dependents.
  • Dental: 100% top tier plan coverage, orthodontia extra, 50% for dependents.
  • Voluntary life, accident, hospital, critical illness, commuter and FSA/HSA are offered as employee contributed benefits.
  • 8-weeks of paid parental leave for all parents. Additional paid pregnancy leave for CA employees.
  • Daily catered lunch. Free snacks and drinks.
  • Flexible PTO policy. Remote workday allocation.
  • Company and team-bonding events, happy hours and in-person camaraderie.
  • Beautiful El Segundo headquarters close to the Pacific Ocean.

Total Compensation and Benefits
Radiant compensates people for impact and invests in those who continue to raise the bar. Radiant's new hire compensation package includes base salary, substantial equity grants, and comprehensive health benefits. Total compensation and level are determined through a rigorous evaluation of interview performance, experience, education, and qualifications, and are designed to support continued growth as scope, responsibility, and impact expand at Radiant.
The best of today's advanced reactor builders don't wait for job postings. They join the winning team. If that's you, contact us directly for immediate opportunities: recruiting@radiantnuclear.com.
We are an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, pregnancy, age, national origin, disability status, genetic information, protected veteran status, or any other characteristic protected by law.
Unfortunately, we are unable to provide visa sponsorship at this time.
This position involves access to technology that is subject to U.S. export controls. Any job offer made will be contingent upon the applicant's capacity to serve in compliance with U.S. export controls.