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X Energy Jobs (NOW HIRING)

X Energy LLC

Senior Accountant (Corporate)

Rockville, MD

$82K - $104K/yr

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Project Finance Analyst II

Rockville, MD · Hybrid

$75K - $100K/yr

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Project Finance Analyst II

Rockville, MD · On-site

$75K - $100K/yr

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

AI Platform Engineer

Rockville, MD · On-site

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Thermal Analysis Engineer

Rockville, MD

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Senior Accountant (Corporate)

Rockville, MD · On-site

$82K - $104K/yr

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Contracts Administrator

Oak Ridge, TN · On-site

$115K - $145K/yr

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Contracts Administrator

Oak Ridge, TN

$115K - $145K/yr

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Director, Growth & Strategy

Rockville, MD · On-site

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Manager, Technical Accounting

Rockville, MD

$145K - $170K/yr

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

X Energy LLC

Manager, Technical Accounting

Rockville, MD · On-site

$145K - $170K/yr

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company ...

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All JobsX Energy Jobs

X Energy information

See salary details

$11K

$39.5K

$72K

How much do x energy jobs pay per year?

As of Jun 17, 2026, the average yearly pay for x energy in the United States is $39,461.00, according to ZipRecruiter salary data. Most workers in this role earn between $35,500.00 and $39,000.00 per year, depending on experience, location, and employer.

What is the difference between X Energy vs X Technician?

AspectX EnergyX Technician
Required CertificationsEnergy industry certifications, safety trainingTechnical certifications, safety training
Work EnvironmentPower plants, energy facilitiesField sites, maintenance facilities
Industry UsagePower generation, renewable energyEquipment maintenance, system operation

Both X Energy and X Technician roles require safety and technical certifications and are common in energy facilities. X Energy typically refers to roles involved in managing or overseeing energy production, while X Technicians focus on hands-on maintenance and system operation. Understanding these differences helps job seekers identify the right career path within the energy industry.

What are some common challenges faced by professionals working in the energy sector, and how can candidates prepare for them?

Professionals in the energy sector, especially those working in companies like X Energy, often face challenges such as adapting to rapidly evolving technologies, navigating complex regulatory environments, and managing projects with significant environmental and safety considerations. To prepare, candidates should stay current with industry trends, develop strong analytical and problem-solving skills, and be comfortable working in cross-functional teams. Building expertise in areas like renewable energy integration, data analysis, and compliance can also provide a competitive edge in this dynamic field.

What is X Energy and what do they do?

X Energy is a company focused on developing advanced nuclear reactor technologies, particularly small modular reactors (SMRs) and fuel solutions. Their primary goal is to provide safe, reliable, and clean energy using innovative nuclear power systems. X Energy is known for its Xe-100 reactor and TRISO-X fuel, both designed to enhance safety and efficiency while reducing environmental impact. The company works with utilities, governments, and industry partners to promote the adoption of next-generation nuclear power. This approach aims to help meet increasing energy demands while supporting global decarbonization efforts.

What are the key skills and qualifications needed to thrive as an Energy Analyst, and why are they important?

To thrive as an Energy Analyst, you need a solid background in data analysis, energy markets, and environmental science, often supported by a degree in engineering, mathematics, or a related field. Familiarity with analytical tools such as Excel, Python, and energy modeling software, as well as relevant certifications like CEM (Certified Energy Manager), is highly valuable. Strong problem-solving abilities, communication skills, and attention to detail help analysts interpret complex data and convey insights to stakeholders. These skills ensure accurate energy assessments and support strategic decision-making in a rapidly evolving industry.
More about X Energy jobs
What cities are hiring for X Energy jobs? Cities with the most X Energy job openings:
What states have the most X Energy jobs? States with the most job openings for X Energy jobs include:
What job categories do people searching X Energy jobs look for? The top searched job categories for X Energy jobs are:
X Energy jobs near you
Infographic showing various X Energy job openings in the United States as of June 2026, with employment types broken down into 81% Full Time, 18% Part Time, and 1% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $39,461 per year, or $19 per hour.

HVAC Mechanical Design Engineer, II-V

X Energy LLC

Rockville, MD • On-site

$77K - $105K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 24 days ago

Job description

X-energy LLC conducts a thorough recruiting process and will never issue offers without interview to discuss qualifications and responsibilities. All applications will be submitted via our company career page, www.x-energy.com/careers/. We will never ask you to provide payment information as part of the recruiting process. If anyone claiming to represent X-energy directs you in a manner otherwise, please contact us at www.x-energy.com/contact-us.
Job Description
X-energy LLC is hiring HVAC Mechanical Design Engineers to support a Plant & Process Design team. This role is responsible for designing and developing mechanical systems and components. It includes identifying requirements, conceptualizing system architecture and developing the layout through final design, performing process calculations, selecting and specifying equipment components ensuring they meet all technical specifications and program/project requirements. Additionally, this role oversees the implementation of rigorous, repeatable System Engineering processes, ensures technical integration, monitors risks, and provides system-level oversight and support. The position is responsible for managing the entire effort to bring the system from initial requirements to a fully functional operational state in accordance with X-energy design guides and standards and sound engineering principles.
Job Tasks/Responsibilities
  • Design and develop mechanical systems and components:
    • Understand how nuclear safety relates to system engineering and the work performed on a day-to-day occurrence.
    • Identify, collect, and document applicable requirements, interfaces, design basis and criteria by coordinating with key stakeholders/systems engineers and support identifying applicable industry codes and standards.
    • Create and maintain CAD-generated engineering models.
    • Perform computations and analyses for thermal and hydraulic systems as required to ensure SSCs can meet technical requirements.
    • Write and develop design documentation including, but not limited to, design basis documents, technical reports, calculations, design descriptions and drawings in accordance with applicable procedures.
  • Perform Systems Engineering processes for the designed mechanical systems and components:
    • Demonstrate project management skills to effectively organize and lead external engineering partners.
    • Develop the technical content for and support the procurement of material, equipment, and services.
    • Review system engineering documentation from other systems for technical correctness and compliance with X-energy processes and procedures and participate in design reviews for other systems.
    • Actively support the safety culture and ensure integration of quality in all System Engineering processes by complying with the relevant requirements of the Quality Assurance Program.
    • Identify, document, report and manage system and project risks to ensure they are visible and mitigated accordingly.
  • Perform work in accordance with X-energy quality procedures for design and configuration management to ensure project quality requirements are met.
  • Maintain professional demeanor and behavior at all times in all forms of communication.
  • Lead the execution of the core tasks and responsibilities, listed in the Job Profile Task/Responsibilities section of this document, without close supervision and some latitude for independent judgment.
  • Develop mechanical/physical system design concepts, design and support development of processes to create structures, systems, and components (SSCs). Planning/structuring scope for the analyses required to assess aspects of the SSCs to ensure they can perform their intended functions and meet design requirements and specifications.
  • Provide independent reviews and acceptance reviews of engineering deliverables and data. Manage the system development including planning, monitoring, and controlling of the complete engineering effort through all development life cycle phases.
  • Manage design development leads and subcontractors to define system and subsystem functional and physical architecture, critical design parameters, and descriptive drawings. Oversee documentation to applicable requirements, interfaces, design basis and criteria by coordinating with key stakeholders/systems engineers and identifying applicable industry codes and standards. Have a thorough understanding of the requirements contained within industry codes and standards and the intent which is implied. Direct the planning for the analyses required to assess all aspects of the SSCs to ensure they can perform their intended functions and meet all technical specifications and requirements. Supervise performance of computations utilizing hand calculations and analytical tools for structural, thermal, hydraulic, and other scoping calculations as required to ensure SSCs can meet all technical requirements. Oversee procured items and associated documentation for acceptance and verify compliance of procured services and material with contract specifications.
  • Develop and manage implementation of engineering changes in accordance with approved procedures.
  • Provide feedback and guidance to more junior team members with the execution of the core tasks and responsibilities listed in the Job Profile Task/Responsibilities section of this document.
  • Lead small groups of engineers to solve complex technical problems and deliver high quality engineering work products on time and within budget.
  • Perform other duties as assigned by manager.

Minimum Qualifications
  • Bachelor's degree in mechanical engineering or related engineering discipline from an ABET accredited university required.
  • Level II: Typically, three years of experience in a mechanical engineering role required (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience).
  • Level III: Typically, five years of experience in a mechanical engineering role required (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience).
  • Level IV: Typically, ten years of experience in a mechanical engineering role required (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience).
  • Level V: Typically, fifteen years of experience in a mechanical engineering role required (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience).
  • A master's degree in engineering or related field (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience) may be in lieu of two years of experience.
  • A Ph.D. in engineering or related field (may include a combination of experience obtained through an academic institution, e.g., design projects, research, or design teams, as well as professional experience) may be in lieu of three years of experience.
  • Previous experience at X-energy exceeding performance standards may be in lieu of years of experience.
  • Typically, experience with mechanical process equipment design, procurement, installation, and/or operation is required.
  • Systems or Design Engineering experience in successful mechanical system development projects.
  • Experience with design and operation of mechanical systems including, but not limited to, steam, feedwater, condensate, HVAC, fire protection, drainage, compressed air, services, water-based systems, or nuclear systems.
  • Knowledge of system requirements management, and verification.
  • Knowledge of Systems Engineering processes, as well as relevant aspects of nuclear power plant licensing, regulatory, quality, and safety requirements.
  • Technical proficiency in fundamentals of mechanical design for structural and fluidic components, mechanisms, or manufacturing & processing equipment.

Preferred Skills
  • Experience designing and/or operating HVAC process equipment.

Location: 530 Gaither Road, Rockville, MD
Work Site Expectations: 4 days onsite
Travel Expectations: Up to 10% as needed
Hours: 8:00am-5:00pm ET, Mon-Fri
Compensation
As required by Maryland and other applicable state law, X Energy, LLC (X-energy) lists the expected compensation range for a publicly advertised job opportunity based upon the job requirements (e.g. education/training, experience, skill sets, etc.). Individual candidates who meet the job requirements for the posted position will be offered a salary within this range based on their respective levels of education/training, experience, and other qualifications unique to them. Salary ranges may vary based on the specific office location and region referenced in the posting to take into consideration differences in cost of living and may not be reflective of all regions. Please note that compensation ranges listed for US job postings reflect base salary only and do not include benefits or other incentives.
Offers within the posted salary range are commensurate with the individual's qualifications for the position, along with a view on internal equity, market data, and room for growth. The salary range for this position is:
Level II: $77,700- $129,500; Level III: $96,300- $148,300; Level IV: $130,000- $160,000; Level V: $165,000- $195,000
Position Job Classification
Full time - Exempt
Benefits
X Energy, LLC offers a robust benefits package that includes a 401K plan with an employer match, Medical/Dental /Vision Insurance, Life and Disability Insurance, Paid Time Off, and a Tuition Reimbursement/Professional Development policy that supports the continuing education of our employees.
An Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.
X Energy, LLC participates in E-Verify. Please visit the links below for more information about E-Verify and the protection of your Right to Work.
Right To Work Link: If you have the right to work, don't let anyone take it away (e-verify.gov)
E-Verify Participation Link: E-Verify Participation Poster English and Spanish

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