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Technical Recruiter

Torrance, California, United States
Full Time On-site

Summary

Job Description

As a Technical Recruiter at Castelion, you will be a strategic partner to our hiring managers, driving the end-to-end recruitment process for technical roles. You'll play a key role in identifying, engaging, and closing top-tier engineering and operations talent that aligns with our mission.

Responsibilities

  • Sourcing Talent: Leverage platforms such as LinkedIn, Boolean searches, referrals, and other creative methods to identify both active and passive candidates for hard-to-fill technical roles.
  • Candidate Screening: Conduct in-depth screenings and technical assessments, ensuring candidates meet both job-specific qualifications and align with our culture.
  • Candidate Management: Oversee the full recruitment life cycle, from the initial outreach to offer negotiation and onboarding, ensuring a seamless and positive candidate experience.
  • Collaboration: Act as a trusted advisor to hiring managers, providing insights into the technical talent landscape and ensuring alignment on role requirements, hiring strategies, and interview feedback.
  • Talent Mapping & Market Insights: Build and maintain a pipeline of potential candidates and market intelligence, proactively informing hiring strategies.
  • Process Improvement: Continuously refine recruiting processes through automation, data-driven decision-making, and the use of innovative sourcing tools.
  • Diverse Talent Engagement: Drive efforts to attract a diverse talent pool, ensuring were hiring from a broad and inclusive range of candidates.

Basic Requirements

  • Experience: Minimum 2+ years of full-cycle technical recruiting experience, including sourcing and closing candidates for engineering and operations roles
  • Client Engagement: Proven track record of working closely with hiring managers to understand hiring needs and delivering high-quality talent.
  • Technical Acumen: Ability to assess technical skills and understand complex engineering roles, ensuring candidates align with job requirements.
  • Candidate Experience: Strong commitment to providing a positive and seamless experience throughout the recruitment process.
  • Self-Sufficiency: Ability to manage multiple requisitions simultaneously with minimal supervision in a fast-paced, high-growth environment.
  • Be Onsite. This is not a remote or hybrid role. This role is 100% onsite.

Preferred Skills and Experience

  • Prior experience recruiting in aerospace, defense, or manufacturing industries.
  • Experience with non-traditional recruiting methods, such as cold calling, networking events, or customized sourcing campaigns.
  • Familiarity with recruiting software and applicant tracking systems (ATS).
  • Demonstrated success in building talent pipelines for niche technical roles.
  • Experience working in fast-paced environments.

Leadership Qualities

Bias to Action and Creative Problem Solving. Desire and experience questioning assumptions in ways that lead to break through ideas that are ultimately implemented. Successfully bring in applicable processes/concepts/materials from other industries to achieve efficiency gains. Ability to personally resolve minor issues in development without requiring significant support.

High Commitment, High Initiative. A successful candidate will have a genuine passion for Castelion's mission and consistently look for ways to contribute to the company's technical goals and prevent hardware blockers. Ability to work in a fast paced, autonomously driven, and demanding atmosphere. Strong sense of accountability and integrity.

Clear Communicator. Proactively communicates blockers. Trusted in previous roles to be voice of company with regulators, suppliers, gate keepers and customers. Capable of tactfully managing relationships with stakeholders to achieve company-desired outcomes without compromising relationships. Emails, IMs and verbal interactions are logical, drive clarity, and detailed enough to eliminate ambiguity.

About Castelion

Castelion

Castelion is one of the fastest-rising defense technology companies focused on building affordable, rapidly deployable hypersonic strike systems for the U.S. military. Founded by former SpaceX leaders, the company is working to modernize how advanced weapons are developed and manufactured—using rapid iteration, vertical integration, and scalable production to deliver next-generation deterrence capabilities faster than traditional defense programs. Castelion’s mission centers on restoring America’s ability to field advanced military technology at speed and scale.

For job seekers, Castelion offers the opportunity to work directly on some of the most advanced technologies in national defense, including propulsion systems, avionics, flight software, guidance and navigation, missile systems, and advanced manufacturing. The company hires across aerospace engineering, embedded software, manufacturing, test engineering, avionics, cybersecurity, and operations—making it especially attractive to engineers, builders, veterans, and mission-driven professionals who want hands-on ownership of real hardware.

Unlike traditional defense contractors, Castelion operates with a startup-style engineering culture modeled after rapid aerospace development environments. Employees work closely with flight hardware, testing, and production systems in a fast-paced setting where speed, accountability, and execution are prioritized. The company openly emphasizes a builder mentality—giving team members the chance to own major projects and contribute directly to systems with national security impact.

As the U.S. military increases investment in hypersonic weapons, missile modernization, and scalable deterrence capabilities, Castelion continues to grow rapidly through major government contracts and manufacturing expansion. For professionals seeking a high-growth aerospace and defense company where they can help shape the future of national security technology, Castelion is quickly becoming one of the most exciting employers in the defense innovation ecosystem.

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