Electronic Security Systems Specialist
Why Castelion, Why Now
Castelion is moving incredibly fast to develop and deliver advanced defense systems at a time when execution matters more than ever. We believe focus, ownership, and excellence are decisive advantages - and we're building a world-class team to turn bold ideas into real capability.
This is a rare opportunity to join at an early stage, where you'll have significant ownership, collaborate with exceptional teammates, and make a direct, measurable impact on our mission and the future of the company - regardless of your function.
Why Castelion, Why Now
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.
Electronic Security Systems Specialist
The Electronic Security Systems Specialist on the Physical Security team at Castelion is responsible for installing, troubleshooting, repairing, and maintaining electronic security systems and security video management infrastructure. In this role, you will support ACS, CCTV, IDS, and related security technology across multiple facilities while partnering with PhySec, Facilities, IT, and other stakeholders. This position offers the opportunity to directly strengthen Castelion's security posture and support the protection of advanced defense systems.
Responsibilities
- Install, maintain, troubleshoot, and repair electronic security technology, including ACS, CCTV, IDS, and related platforms.
- Perform job walks, assess installation and redesign requirements, and support vendor scheduling, installation, subcontracting, and commissioning activities for facility security infrastructure.
- Process work orders and maintain accurate documentation of job status, revisions, material flow, maintenance, and project records.
- Fabricate, repair, and assemble hardware and equipment; maintain serviceable tools, materials, and replacement-parts inventory and procure components as needed.
- Collaborate with security and system administrators to develop procedures, train system users, and support the operation of Lenel and Avigilon systems.
Basic Qualifications
- High school diploma or equivalency certificate.
- 5+ years of experience working with electronic security systems, such as CCTV, ACS, IDS, fire alarm, or comparable systems.
- Ability to troubleshoot hardware and low-voltage security system components and follow technical documentation, drawings, and floor plans.
- Basic computer skills and ability to use standard business and work-order applications to document work and maintain records.
- Ability to communicate effectively in writing and verbally and work collaboratively with employees, vendors, and other stakeholders.
Preferred Skills and Experience
- 5+ years of experience using scissor lifts, boom lifts, ladders, power tools, hand tools, and calibrated tooling.
- Experience with Lenel access control, Avigilon camera hardware or software, Life Safety Panel hardware, Mercury hardware, and basic low-voltage access control wiring.
- Lenel or Avigilon certification; experience with Microsoft Office, Jira, Asana, or similar tools.
- Experience using precision measuring instruments and interpreting system schematics, technical drawings, and floor plans.
- Experience managing multiple priorities and maintaining effective working relationships with department staff, management, vendors, and outside agencies.
Additional Requirements
- Valid driver's license and willingness to travel as needed.
- Ability to work in tight quarters and environments containing varied materials and equipment, lift and move up to 50 pounds or material unassisted, and comfortable working from varied heights
- Ability to work in extreme outdoor conditions, including heat, cold, and rain, and willingness to work extended hours and weekends based on site operational needs.
- Must be able to pass background screening and obtain and maintain any required licenses, permits, or certifications.
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.
Benefits And Perks
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.
Castelion offers a generous benefits package. Please refer to the bottom of our Careers page for more details.
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.
Additional Eligibility Requirements
This position may require access to classified information or restricted U.S. Government sites, systems, or information, as determined by the Company and/or applicable U.S. Government requirements. If the position is so designated, your employment in the role may be contingent upon your ability to obtain and maintain the required U.S. Government security clearance or other government authorization, and to satisfy any citizenship or other eligibility requirements imposed by applicable law, regulation, executive order, or government contract requirements. You will be notified if and when such requirements apply.
Affirmative Action/EEO Statement
Castelion is an Equal Opportunity Employer. We are committed to providing equal employment opportunities to all applicants and employees without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.
Castelion is committed to providing reasonable accommodations to qualified individuals with disabilities throughout the application and hiring process. If you require a reasonable accommodation to complete an application, participate in the interview process, or otherwise participate in the hiring process, please contact hr@castelion.com. Requests for accommodation will be considered on an individual basis and handled in accordance with applicable law.
Castelion is committed to fostering a workplace where employment decisions are based on qualifications, business needs, and the ability to perform the essential functions of the role, with or without reasonable accommodation.
EAR/ITAR Requirements
This position requires access to export-controlled information, and as such, employment (or hiring of a contractor) is contingent upon the candidate’s ability to access all applicable export-controlled information without additional export licensing being required by the Bureau of Industry and Security and/or the Directorate of Defense Trade Controls.
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