Kairos Power · 5 hours ago
Senior Engineer, Reactor Vessel Auxiliary Systems
Alameda, CA
Full-time
Onsite
Senior Level, Lead/Staff
$141K/yr - $165K/yr
10+ years expKairos Power is a new nuclear energy technology and engineering company whose mission is to enable the world’s transition to clean energy. They are seeking a highly motivated Senior Engineer to join the Reactor Vessel Auxiliary Systems team, where the role involves managing the design, integration, and assembly of components within the reactor cavity of a fluoride-salt-cooled, high-temperature reactor.
EnergyEnvironmental EngineeringNuclearOil and Gas
Responsibilities
Own and manage the 3D layout and spatial integration of all components within the reactor cavity including reactor vessel and support systems, instrumentation, shielding, and maintenance interfaces
Coordinate with mechanical, civil, and I&C design teams to define spatial, thermal, and functional interfaces between the reactor vessel, cavity systems, and bio-shield
Lead design integration reviews to ensure structures, systems, and component designs are compatible and accessible for installation and maintenance
Develop and implement standardized layouts, component interfaces, and remote maintenance connection strategies to streamline manufacturing, assembly, and maintenance operations
Establish and maintain common connection standards for electrical and gas connections, inspection devices, and instrumentation access
Collaborate with I&C engineers to define sensor and cabling layouts within the cavity for radiation monitoring, temperature, pressure, and neutron flux instrumentation
Create and review engineering documentation such as mechanical drawings, test plans, memos, specifications, and technical reports
Independently perform engineering analyses such as thermal analyses, structural analyses, and failure mode and effects analyses or guide these analyses when performed by Kairos Power teams
Regularly interface and communicate component requirements with other disciplinary teams including nuclear design, reactor systems, reactor coolant auxiliary systems, safety analysis, remote handling, and manufacturing
Maintain knowledge of and assess compliance with applicable codes and standards such as ASME, ANSI, ASTM, and others
Engage with manufacturing, assembly, and operations teams to support build, install, and maintenance operations
Perform design verification and validation activities to ensure system performance meets functional and safety requirements
Participate in hazard and failure analyses (HAZOP, FMEA, FTA) and incorporate safety insights into design iterations
Contribute to configuration management by maintaining design baselines, revision control, and traceability of changes
Assist in cost, schedule, and risk assessments related to mechanical design and plant layout activities
Participate in peer design reviews and technical audits to ensure compliance with quality and performance objectives
Other duties as assigned
Qualification
Required
Bachelor's or advanced degree in Mechanical, Nuclear, or Systems Engineering (or related discipline)
10+ years of experience in nuclear plant design, system integration or complex facility layout
Proven ability to lead cross-disciplinary integration and resolve technical and spatial conflicts
Demonstrated experience in system integration, equipment layout and standardization, and 3D CAD model management
Experience in reactor component fabrication and life cycle management processes including equipment qualification, in-service inspection, and other programs
Experience with configuration management systems or PLM tools
Experience with prototype or test rig development for mechanical systems
Experience working to a quality standard, such as ASME NQA-1 or ISO 9001
Familiarity with applicable codes and standards such as ASME B&PV Section VIII Division 1 and 2, and Section III Division 5
Proficiency in 3D CAD design and tools (e.g., SolidWorks, AVEVA or equivalent) and engineering analysis tools for thermal and structural modeling
Knowledge of FEA and CFD methods and ability to apply results to mechanical design decisions
Ability to interpret and apply industry standards and codes (ASME, ANSI, ASTM, ASME BPVC)
Knowledge of system safety and reliability analysis methods such as FMEA and HAZOP
Knowledge of configuration management and design control processes
Ability to apply systems-thinking to evaluate interdependencies across reactor subsystems
Strong analytical problem-solving abilities to resolve complex design issues efficiently
Flexibility to consistently deliver tangible results in a rapid and dynamic work environment
Self-motivated with strong time management skills and ownership mentality
Capability to mentor and train junior engineers and interns
Excellent verbal, written communication/presentation, and interpersonal skills
Ability to work with highly collaborative team
Ability to solve problems quickly and efficiently
Prioritizes and ensures safety of oneself and others
Ability to proactively collect, manage and transfer knowledge
Ability to seek different and novel ways to create efficiencies when working on problems, challenges and issues
Remaining in a stationary position, often standing or sitting, for prolonged periods
Adjusting, moving, transporting, installing, positioning, or removing objects up to 30 pounds in all directions
Ascending or descending ladders, stairs, scaffolding, ramps, scissor lifts, articulated boom lifts and the like
Working with hand tools to assemble equipment and hardware as necessary
General office environment
Laboratory environment
Reading and interpreting hazardous warning signs
Reporting issues with equipment or unsafe conditions
Wearing proper PPE, to include face mask, face shields, gloves, safety shoes, etc
Some travel may be required (10%)
Occasionally requires schedule flexibility
Occasionally requires extended hours to support launch and critical project timelines
Preferred
Experience with design and analysis of high-temperature and/or molten salt-wetted components under irradiation is a plus
Benefits
Competitive compensation packages
Medical, dental and vision benefits for employees and their dependents
Paid Vacation
401(k) and pre-tax health insurance, dependent care, and commuter benefits (FSA)
Company
Kairos Power
Kairos Power is an ancient Greek word that relates the importance of timeliness and a call to action.
201-500 employees
H1B Sponsorship
Kairos Power has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (6)
2024 (3)
2023 (1)
2022 (3)
2021 (4)
2020 (1)
Funding
Current Stage
Growth StageTotal Funding
$0.02MKey Investors
New Mexico Economic Development DepartmentBloombergNEF
2022-06-03Grant· $0.02M
2022-04-14Grant
Leadership Team
Mike Laufer
CEO
Recent News
MIT Technology Review
2026-01-13
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2025-12-14
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