Technical Recruiter

Castelion; Torrance (CA); On-site; USD 75,000 - 110,000; Full time

Benefits offered by this job

Equity

Paid time off

Company holidays

Health benefits

Parental leave

Fitness stipend

EV charging on site

Catered meals

Fully stocked kitchen

Job summary

Castelion is seeking a Technical Recruiter to drive end-to-end hiring for engineering and operations in an onsite, fast-growing environment in Torrance, CA.

You'll source, screen, and manage candidates, partner with hiring managers, and build pipelines while focusing on diverse talent and process improvements. This role is fully onsite and offers equity and comprehensive benefits.

Onsite role with competitive equity and benefits.

Qualifications

• Sourcing talent via LinkedIn, Boolean searches, referrals.
• Candidate screening and technical assessment.
• Candidate management across outreach to onboarding.
• Collaboration with hiring managers on requirements and feedback.
• Talent mapping and market insights for hiring strategy.
• Process improvement using data and sourcing tools.
• Diverse talent engagement and inclusion focus.

Responsibilities

• Sourcing talent via LinkedIn, Boolean searches, referrals.
• Screening candidates and assessing technical fit.
• Manage full lifecycle from outreach to offer and onboarding.
• Collaborate with hiring managers on role requirements and interview feedback.
• Build talent pipelines and market insights for strategic hiring.
• Improve processes using data and sourcing tools.
• Drive diverse candidate engagement and inclusion.

Job description

Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus and technical excellence are decisive advantages - and we are building a team that can deliver real capability, not just concepts.

This is a rare opportunity to join at an early stage, where your work will directly shape critical systems, influence major technical decisions, and have immediate, real-world impact.

Technical Recruiter - 100% Onsite

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 we’re 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-qualitytalent.
• 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.

Other Duties

Please note this job description is not designed to cover or contain a comprehensive listing of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities and activities may change at any time with or without notice.

• All full-time employees are granted meaningful long-term equity, sharing in the company’s significant growth trajectory.
• We offer four (4) weeks of paid time off, ten (10) company-paid holidays, and comprehensive health benefits - including 100% employee-covered medical and strong dependent coverage, along with dental and vision plans.
• We also provide paid parental leave to support growing families, a $100 monthly fitness stipend to promote health and performance, and onsite EV charging for convenience.
• In addition, employees enjoy perks like catered meals, company-covered food during high-demand periods, and a fully stocked kitchen to stay fueled throughout the day.

While this position does not currently require a U.S government-issued security clearance, it may in the near future. Therefore, the ability to obtain and maintain a U.S. government–issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.

Affirmative Action/EEO Statement

Employment with Castelion is governed on the basis of competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.