Role Description TerraPower is seeking to hire highly motivated and forward-thinking professionals who are interested in focusing on advanced nuclear reactor research and development and influencing change within the nuclear power landscape and bringing forward the critical production of medical isotopes. The Nuclear Physical Security Engineer is a remote based, Rockville, MD or Bellevue, Washington based position that reports directly to the Senior Manager, Security and Safeguards Programs, Regulatory Affairs and Licensing and provides day-to-day support of TerraPower projects and assists in the development of Physical Security Programs to meet established regulatory requirements. The primary focus of this role is to support the development of Physical Security Programs by: - Working in close consultation with Engineering staff to ensure regulatory requirements are identified and implemented. - Assisting in defining and executing the design and licensing strategy for Physical Security Programs. - Developing physical security programs, including Access Authorization (AA) and Fitness For Duty (FFD), across construction, fuel delivery, and operations. - Participating in interactions with the U.S. Nuclear Regulatory Commission, including licensing discussions and preparing/reviewing topical reports. Responsibilities - Assisting in the successful implementation of licensing actions associated with Physical Security Programs for both construction and operations. - Supporting the design, construction, and implementation of all physical protection systems including barriers, access control facilities, intrusion detection & assessment systems, training facilities, and security response positions. - Supporting the development of security life cycle documents to include project plans, concept of operation plans, procedures, and implementation plans. - Supporting the development and implementation of regulatory documents such as physical security plans, training and qualification plans, and contingency response plans. - Performing nuclear security assessments necessary to support the development of the site’s security protective strategy and contingency response plan. - Serving as a security liaison to internal and external stakeholders to support plant design, safety & security interface, regulatory requirements, and the development of memorandums of understanding or other support documents. - Utilizing work management processes to prepare and review technical materials and support nuclear safety programs. - Coordinating with design personnel to ensure new designs and design changes meet physical security regulatory requirements. - Preparing, reviewing, and maintaining licensing documentation in compliance with Physical Security Design Programs. - Interfacing with technical discipline teams at TerraPower, partners, and contractors. - Preparing and reviewing technical material prepared by themselves and others. - Reviewing correspondence to and from the Nuclear Regulatory Commission. - Serving as an SME for AA and FFD to include the regulations and guidance. - Providing subject matter input and assisting in developing and delivering comprehensive training and communications (AA, FFD, Behavior Observation, fatigue management) for staff and contractors. - Assisting in nuclear security program audits and assessments necessary to ensure compliance with program requirements. - Reviewing correspondence to and from the Nuclear Regulatory Commission as requested. - Helping promote a company culture that encourages top performance, high morale, and a focus on industrial safety. - Maintaining a positive work atmosphere by behaving and communicating in a manner that fosters good relations with customers, partners, suppliers, co-workers, and management. Qualifications - Bachelor’s degree from an accredited University and 15 years direct experience developing and implementing nuclear security programs in operating plants and/or nuclear new-built projects. - Demonstrated knowledge and compliance with US NRC 10 CFR Regulations and the application of US NRC and Nuclear Energy Institute guidance related to 10 CFR regulations and their implementation. - Experience with developing nuclear physical security program implementation strategies, project plans, and physical security design concepts. - Demonstrated experience developing security programs during the phases of new plant nuclear plant construction through operation of new nuclear plant construction. - Knowledge of current trends and nuclear industry activities related to physical security program implementation. - Capability and willingness to adhere to strict quality assurance standards. - Self-starter with the ability to perform assigned duties and manage deadlines with minimal direction. - Proficient in MS Office Suite (Word, PowerPoint, Outlook, Excel) and Adobe Professional. - Ability to work on simultaneous tasks that require a multi-disciplinary approach. - Experience in interactions with the Nuclear Regulatory Commission staff. - Project management experience, including the use of project management tools, and the capability and willingness to assume full responsibility for a project task. - Excellent technical writing, communication, and presentation skills. - High degree of trust and integrity, with open communication and respect for fostering teamwork. Requirements - This position is subject to qualification requirements in accordance with ANSI/ANS 3.1. - Candidates must meet the minimum education and experience criteria applicable to the role, including relevant nuclear industry experience where required. - Verification of data will be part of the hiring process. Job Functions - Motor Abilities: Sitting and/or standing for extended periods, bending/stooping, grasping/gripping, fine motor control (hands). - Physical exertion and/or requirements: Ability to traverse an industrial setting and provide incipient fire response capabilities (e.g. climbing ladders, using a fire extinguisher and/or fire hose). - Repetitive work: Prolonged. - Special Senses: Visual and audio focused work. - Work Conditions: Stairs, typing/keyboard, standard and/or sitting working environment of >8 hrs./day. - Travel required: 0-25%. Benefits - Competitive Compensation - Salary, eligible to participate in discretionary short-term incentive payments - Comprehensive Medical and Wellness Benefits - Medical - Vision - Dental - Life and Disability - Gender Affirmation Benefits - Parental Leave - 401k Plan - Generous Paid Time Off (PTO): 21 days of annually accrued PTO - Generous Holiday Schedule: 10 paid holidays - Relocation Assistance - Professional and Educational Support Opportunities

Role Description The Safe and Secure Technology Associate Administrator will support internal and external customers with technical issues and needs related to the safety and security of Carvana team members and assets. The Associate Administrator will use established processes to help identify, troubleshoot, and execute solutions via multiple mediums. This team member will learn and apply technology practices and help to identify opportunities for continuous improvement. What you’ll be doing - Deliver exceptional customer service to our internal and external customers. - Support assigned KPIs related to our Safe and Secure technology. - Take incoming calls and emails related to CCTV, Access Control, or Alarm Monitoring issues and requests. - Communicate with remote users via phone, email, or video calling to troubleshoot problems using (and sometimes without the use of) remote connectivity tools. - Review incoming Help Desk tickets to diagnose problems, gather additional information, identify solutions, and assign to other Safe and Secure resources as applicable. - Learn and assist with the configuration process of our CCTV, Access Control, and Alarm monitoring systems for all new buildings and installations. - Log all technical issues in Jira with the appropriate level of detail needed. - Leverage process standards, naming standards, how-tos, equipment information, and solutions to new problems and provide feedback related to these as needed. - Develop and employ judgment skills to properly evaluate situations and determine if the issue can be resolved quickly over the phone/email or be escalated appropriately. - Escalate issues to appropriate internal channels when the need arises. Qualifications - This is a client-facing support role. The qualifying candidate must be enthusiastic, and energetic and must take pride in helping people solve their Safe and Secure technology problems. - High School diploma or equivalent. - 1+ years of experience in the technical/physical security technology support field. - Intermediate skills in administering Windows Server, Active Directory, DHCP, and other network services. - Solid problem-solving and technical skills and customer service experience. - The ability to effectively communicate with remote users via phone or email and troubleshoot problems using remote connectivity tools or sometimes with the blind. - A continuous learning/growth mindset. Requirements - Experience with CCTV, Access Control, and Alarm Monitoring systems; a big plus if you have experience with Genetec, Slack, Confluence, Cisco Meraki Appliances, and Jira. - An understanding of enterprise network environments. Benefits - Full-time hourly position. - Medical, Dental, and Vision benefits. - 401K with company match. - A multitude of perks including student loan payments, discounts on vehicles, benefits for your pets, and much more. - A great wellness program to keep you healthy and happy both physically and mentally. - Access to opportunities to expand your skill set and share your knowledge with others across the organization. - A company culture of promotions from within, with a start-up atmosphere allowing for varied and rapid career development. - A seat in one of the fastest-growing companies in the country.

• Serves as the client’s single point of contact and advocate for technical and security matters across AHEAD Managed Security Services, building trusted relationships with a named client base and a deep understanding of each client’s environment, program maturity, and risk profile. • Acts as a strategic security advisor, aligning managed services capabilities to business objectives, security priorities, and regulatory requirements, and framing every engagement around defined client outcomes rather than task completion. • Owns the client health relationship, proactively monitoring service adoption, outcome attainment, and satisfaction signals, and driving corrective action before issues impact renewal or retention. • Leads the Quarterly Business Review (QBR) operating model, communicating service value, security trends, risk observations, quantified business impact, and a forward-looking strategic roadmap to executive stakeholders. • Champions a platform-first approach, guiding clients toward consolidated SIEM, XDR, and SOAR platforms—including Palo Alto Networks Cortex XSIAM and Cortex XDR as well as other leading technologies—to reduce tool sprawl, improve telemetry coverage, and lower total cost of operations. • Advances AI-enabled and agentic SOC maturity, advising on automation, analytics, and AI-driven detection and response workflows that improve speed, consistency, and analyst efficiency. • Performs risk and maturity assessments and technology evaluations to identify gaps and prioritize remediation and optimization aligned to strategic goals, compliance frameworks, and security best practices. • Supports the adoption, tuning, and optimization of security technologies—SIEM, XDR, SOAR, endpoint telemetry, and threat detection platforms—and partners with clients to improve incident response maturity, detection coverage, and workflow automation. • Understands AHEAD’s value-based packaging and service tiers well enough to speak to clients about coverage options, tradeoffs, and outcomes, and channels client needs and expansion opportunities back to MSS leadership and account teams for packaging review and roadmap planning, applying commercial and client-profitability awareness so engagements are scoped and delivered efficiently. • Acts as a technical liaison and escalation point between the client and AHEAD support, engineering, security operations, and leadership teams, leveraging the Unified Delivery Framework to ensure consistent, high-quality delivery. • Reinforces case quality and defensibility—ensuring incident documentation, investigation notes, and response actions are complete, accurate, and audit-ready—and reviews incidents, trends, and root causes with clients and internal teams to drive continuous improvement. • Partners with Client Directors and Service Account Managers on planning, budgeting, roadmap development, and reporting, and identifies up-sell and cross-sell opportunities tied to demonstrated client value and outcome gaps. • Serves as a strategic contributor to customer satisfaction, client retention, renewal, and long-term trusted-advisor relationships.

• Own the infrastructure-as-code and platform substrate that our security data and automation services run on - from tuning existing services to landing net-new modules and multi-environment rollouts • Design, build, and operate the automations and data pipelines that ingest, transform, and route security data reliably at scale • Extend and harden our continuous delivery and cloud-security posture so every service is deployable, observable, and secure by default • Take partner requests from vague to shipped: scope the problem, propose approaches, choose one, and drive it through design, review, rollout, and operational readiness • Build and maintain integrations across security tools and enterprise platforms - SOAR, SIEM, EDR, vulnerability scanners, ticketing - to accelerate response and reduce toil • Raise the team's AI-augmented engineering floor: shared skills, reusable scaffolds, and a review discipline for AI-generated code • Iterate quickly: prototype, test, ship, learn, improve - and bring the team with you