Cybersecurity Support Specialist El Segundo, CA

Are you seeking an exciting and unique opportunity to grow and support our national security? As a startup, we are offering a limited-time opportunity to be an equity owner in a pioneering new industry. Nooks is pioneering Classified Infrastructure-as-a-Service (CIaaS) to provide government and industry partners with the fastest, most efficient access to classified infrastructure. We are building a nationwide network of accredited classified spaces and systems, ensuring that the best technologies equip our nation’s warfighters.

At Nooks, we value innovation, collaboration, and a service-first mindset.

Cybersecurity Support Specialist will support the security and compliance of classified and unclassified IT systems by assisting the Site Cybersecurity Lead with day-to-day cybersecurity operations. This role is designed for an early-career professional eager to build hands‑on experience with cybersecurity compliance frameworks, security tools, and system hardening practices. The Specialist will help ensure secure operations, assist with compliance-related documentation, and collaborate closely with IT and security teams to maintain a strong security posture.

• Assist with monitoring, auditing, and maintaining the security posture of classified and unclassified IT systems.
• Support the development and upkeep of cybersecurity documentation, including Security Plans (SSPs), Plans of Action & Milestones (POA&Ms), and audit logs.
• Conduct basic vulnerability scanning, patch verification, and security checks under the supervision of the Site Cybersecurity Lead.
• Provide Tier 1 support for cybersecurity-related user requests and escalate issues as appropriate.
• Assist with account management, permissions reviews, and implementation of access control policies.
• Document findings, remediation efforts, and compliance-related actions in accordance with organizational and Department of Defense (DoD) standards.
• Collaborate with IT, cybersecurity, and physical security teams to ensure compliance with organizational policies and applicable DoD requirements.
• Participate in incident response activities, including log collection, basic analysis, and reporting.
• Contribute to ongoing security awareness efforts by reinforcing cybersecurity best practices with end users.

• Associate’s or Bachelor’s degree in Cybersecurity, Information Technology, or related field (or equivalent practical experience).
• 2–5 years of experience in cybersecurity, IT support, or system administration (internship, academic, or DoD exposure strongly considered).
• Possess a DoD 8140.03/8570.01 Information Assurance Technical II certification or able to obtain within 6 months of hire (e.g., CompTIA Security+).
• Familiarity with information security concepts such as access control, vulnerability management, and system hardening.
• Foundational knowledge of Windows and Linux operating systems, networking, and common IT troubleshooting practices.
• Strong documentation and organizational skills with attention to detail.
• Excellent communication and teamwork skills to support collaboration across IT and security functions.

You must be eligible to work in the U.S. Candidates must be capable of maintaining eligibility up to the Top Secret/SCI level within 45 days of hire.

$90,000 – $115,000 USD

As set forth in Nooks’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law. We comply with the Veterans’ Employment and Training Act (VEVRAA) and will not discriminate on the basis of veteran status. All applicants are considered for employment under an equal opportunity and affirmative action policy.

We voluntarily collect data on disability status to meet federal contracting requirements. Participation is optional, confidential, and will not affect your application.