Senior LLM Software Engineer

Anduril Industries • Costa Mesa, CA

5d

About The Position

AI is the future operating system of Anduril, and we need creative and enthusiastic AI engineers to help us realize that vision. We’re seeking a highly motivated Senior Software Engineer to join a scrappy team dedicated to the continued development of our internal AI ecosystem, including tooling for autonomous coding and agentic automation. To succeed on this team you will need to be curious, an excellent communicator, of a strong product mindset, be able to go from idea to implementation, and take ownership and pride in your work. WHAT YOU’LL DO: Propose, prototype, and deploy LLM-based agentic systems that help solve real world problems, leveraging the latest state-of-the-art techniques in the field Work cross-functionally with different business lines across Anduril to help discover and scope new solutions Develop and maintain data pipelines, feature engineering workflows, and model-serving components that support applied AI use cases across the yard. Learn and evangelize. You will be an expert on current AI technologies and trends (and their practical applications)

Requirements

• An AI mindset; enthusiasm for emerging AI technologies and their practical implementations
• Creative problem-solving skills with an ability to simplify workflows into modular, reusable automation components
• Raw intellectual horsepower
• 1-2 years of experience taking AI systems into production or 2-4 years of experience with traditional ML
• Degree in Computer Science, Information Systems, Electrical Engineering or related technical degree
• Experience using and optimizing AI coding assistants in a collaborative production environment
• Strong stakeholder and cross-functional communication skills; able to gather workflow requirements and convert them into technical automation.
• Eligible to obtain and maintain an active U.S. Secret security clearance

Nice To Haves

• Practical experience enabling agents, skills, MCP, and other emerging AI technologies in professional environment
• Experience with process automation, event-driven architecture, and a modular / “unix daemon” mindset on software
• Experience in hyper growth startup-like environments, with demonstrated success in scaling and maturing software development processes
• Familiarity with AWS
• Use your cover letter to demonstrate how and why you’re enthusiastic about AI

Responsibilities

• Propose, prototype, and deploy LLM-based agentic systems that help solve real world problems, leveraging the latest state-of-the-art techniques in the field
• Work cross-functionally with different business lines across Anduril to help discover and scope new solutions
• Develop and maintain data pipelines, feature engineering workflows, and model-serving components that support applied AI use cases across the yard.
• Learn and evangelize. You will be an expert on current AI technologies and trends (and their practical applications)

Benefits

• Healthcare Benefits US Roles: Comprehensive medical, dental, and vision plans at little to no cost to you. UK & AUS Roles: We cover full cost of medical insurance premiums for you and your dependents. IE Roles: We offer an annual contribution toward your private health insurance for you and your dependents.
• Additional Benefits Income Protection : Anduril covers life and disability insurance for all employees.
• Generous time off : Highly competitive PTO plans with a holiday hiatus in December. Caregiver & Wellness Leave is available to care for family members, bond with a new baby, or address your own medical needs.
• Family Planning & Parenting Support: Coverage for fertility treatments (e.g., IVF, preservation), adoption, and gestational carriers, along with resources to support you and your partner from planning to parenting.
• Mental Health Resources: Access free mental health resources 24/7, including therapy and life coaching. Additional work-life services, such as legal and financial support, are also available.
• Professional Development: Annual reimbursement for professional development
• Commuter Benefits: Company-funded commuter benefits based on your region.
• Relocation Assistance: Available depending on role eligibility.
• Retirement Savings Plan US Roles: Traditional 401(k), Roth, and after-tax (mega backdoor Roth) options. UK & IE Roles: Pension plan with employer match. AUS Roles: Superannuation plan.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level