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Sentinel - Sr Principal Mechanical Engineer - 18283

Northrop Grumman

Sentinel - Sr Principal Mechanical Engineer - 18283

full-timePosted: Aug 3, 2026Updated: Sep 2, 2026United States-Utah-Roy

Job Description

RELOCATION ASSISTANCE: Relocation assistance may be availableCLEARANCE REQUIRED FOR START: YesCLEARANCE TYPE: SecretTRAVEL: Yes, 10% of the TimeDescriptionAt Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.Northrop Grumman’s Defense Systems sector is seeking a Sr. Principal Mechanical Engineer to join the Sentinel program in Roy, UT. This role may offer a competitive relocation assistance package.What You'll Get To Do:Provide technical contributions to a growing Advanced Programs Missile Subsystem team for conceptual and preliminary design and technology maturation of new advanced concepts for future deterrence needs in the areas of cruise missiles and support systems/subsystems.Develop design concepts for launcher capsule and provide technical oversight for avionics and airframe design, with an emphasis on minimizing impacts to Navy operations and re-use of existing launch systems.Contribute to trade studies, architecture development, and system engineering, including producibility and affordability design influence, to produce credible conceptual and preliminary weapon system designs that meet potential customers' performance, cost, schedule, and risk thresholds while informing them of the surrounding design space for capability considerations, especially capability versus life cycle and cost versus technical availability date.Demonstrate a commitment to ethics and integrity, and the capability to innovate while challenging traditional ways of doing businessOperate in an advanced design environment and collaborate across the Division and Suppliers as required to accomplish the team goalsConceptualize and mature new business for growth of the DivisionTransition innovative solutions, technologies, and advanced concepts for US strategic deterrence interests to programs of record for product development and fielding.You'll Bring These Qualifications:8 Years with Bachelors in Science; 6 Years with Masters; 4 Years with PhDMust have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with the ability to obtain a U.S. Government DoD Top Secret security clearance.Minimum 2 years of experience in design engineering, manufacturing engineering, or test engineering.Experience with DoD weapon system support system conceptual and preliminary design, particularly related to design analysis cycles, cost versus capability trade studies, and multi-design discipline integrationExperience with ballistic missiles, cruise missiles, and/or weapon support system designGreat attention to detail, follow-through, and time management skillsDemonstrated verbal/written communication skills & proactive interpersonal initiativeSelf-motivated and able to work productively and independently in a fast-paced environmentThese Qualifications Would Be Nice to Have:Active U.S. Government DoD Top Secret security clearance at time of application, current and within scope.Operational experience with Navy Strategic Weapons Facilities.Experience with Navy Programs and submarine operationsExperience with digital design, model based engineering (CAMEO) and modeling and simulation tools and processesExperience with nuclear hardened strategic systemsExperience with Directed Trade StudiesExperience with creating 3D models in Computer Aided Design (CAD) systems (NX, Catia, Solidworks, etc.)Experience using an industry-standard Product Lifecycle Management (PLM) System such as TeamcenterExperience performing structural and thermal analysisExperience in design, development, and analysis for Electromagnetic Interference (EMI) and Electromagnetic Environmental Effects (E3)Experience designing to Geometric Dimensioning and Tolerancing (GD&T) StandardsPrimary Level Salary Range: $111,700.00 - $167,500.00The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Locations

  • United States-Utah-Roy

Skills Required

  • design engineeringintermediate
  • DoD weapon system support system conceptualintermediate
  • ballistic missilesintermediate
  • Navy Strategic Weapons Facilitiesintermediate
  • Navy Programsintermediate
  • digital designintermediate
  • nuclear hardened strategic systemsintermediate
  • Directed Trade Studiesintermediate
  • creating 3D models in Computer Aided Designintermediate
  • industry-standard Product Lifecycle Managementintermediate
  • designintermediate

Required Qualifications

  • 8 Years with Bachelors in Science; 6 Years with Masters; 4 Years with PhD (experience, 8 years)
  • Must have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with the ability to obtain a U.S. Government DoD Top Secret security clearance. (experience)
  • Minimum 2 years of experience in design engineering, manufacturing engineering, or test engineering. (experience, 2 years)
  • Experience with DoD weapon system support system conceptual and preliminary design, particularly related to design analysis cycles, cost versus capability trade studies, and multi-design discipline integration (experience)
  • Experience with ballistic missiles, cruise missiles, and/or weapon support system design (experience)
  • Great attention to detail, follow-through, and time management skills (experience)
  • Demonstrated verbal/written communication skills & proactive interpersonal initiative (experience)
  • Self-motivated and able to work productively and independently in a fast-paced environment (experience)
  • 8 Years with Bachelors in Science; 6 Years with Masters; 4 Years with PhD (experience, 8 years)
  • Must have an active U.S. Government DoD Secret security clearance at time of application, current and within scope, with the ability to obtain a U.S. Government DoD Top Secret security clearance. (experience)
  • Minimum 2 years of experience in design engineering, manufacturing engineering, or test engineering. (experience, 2 years)
  • Experience with DoD weapon system support system conceptual and preliminary design, particularly related to design analysis cycles, cost versus capability trade studies, and multi-design discipline integration (experience)
  • Experience with ballistic missiles, cruise missiles, and/or weapon support system design (experience)
  • Great attention to detail, follow-through, and time management skills (experience)
  • Demonstrated verbal/written communication skills & proactive interpersonal initiative (experience)
  • Self-motivated and able to work productively and independently in a fast-paced environment (experience)

Preferred Qualifications

  • Active U.S. Government DoD Top Secret security clearance at time of application, current and within scope. (experience)
  • Operational experience with Navy Strategic Weapons Facilities. (experience)
  • Experience with Navy Programs and submarine operations (experience)
  • Experience with digital design, model based engineering (CAMEO) and modeling and simulation tools and processes (experience)
  • Experience with nuclear hardened strategic systems (experience)
  • Experience with Directed Trade Studies (experience)
  • Experience with creating 3D models in Computer Aided Design (CAD) systems (NX, Catia, Solidworks, etc.) (experience)
  • Experience using an industry-standard Product Lifecycle Management (PLM) System such as Teamcenter (experience)
  • Experience performing structural and thermal analysis (experience)
  • Experience in design, development, and analysis for Electromagnetic Interference (EMI) and Electromagnetic Environmental Effects (E3) (experience)
  • Experience designing to Geometric Dimensioning and Tolerancing (GD&T) Standards (experience)
  • Active U.S. Government DoD Top Secret security clearance at time of application, current and within scope. (experience)
  • Operational experience with Navy Strategic Weapons Facilities. (experience)
  • Experience with Navy Programs and submarine operations (experience)
  • Experience with digital design, model based engineering (CAMEO) and modeling and simulation tools and processes (experience)
  • Experience with nuclear hardened strategic systems (experience)
  • Experience with Directed Trade Studies (experience)
  • Experience with creating 3D models in Computer Aided Design (CAD) systems (NX, Catia, Solidworks, etc.) (experience)
  • Experience using an industry-standard Product Lifecycle Management (PLM) System such as Teamcenter (experience)
  • Experience performing structural and thermal analysis (experience)
  • Experience in design, development, and analysis for Electromagnetic Interference (EMI) and Electromagnetic Environmental Effects (E3) (experience)
  • Experience designing to Geometric Dimensioning and Tolerancing (GD&T) Standards (experience)

Responsibilities

  • Provide technical contributions to a growing Advanced Programs Missile Subsystem team for conceptual and preliminary design and technology maturation of new advanced concepts for future deterrence needs in the areas of cruise missiles and support systems/subsystems.
  • Develop design concepts for launcher capsule and provide technical oversight for avionics and airframe design, with an emphasis on minimizing impacts to Navy operations and re-use of existing launch systems.
  • Contribute to trade studies, architecture development, and system engineering, including producibility and affordability design influence, to produce credible conceptual and preliminary weapon system designs that meet potential customers' performance, cost, schedule, and risk thresholds while informing them of the surrounding design space for capability considerations, especially capability versus life cycle and cost versus technical availability date.
  • Demonstrate a commitment to ethics and integrity, and the capability to innovate while challenging traditional ways of doing business
  • Operate in an advanced design environment and collaborate across the Division and Suppliers as required to accomplish the team goals
  • Conceptualize and mature new business for growth of the Division
  • Transition innovative solutions, technologies, and advanced concepts for US strategic deterrence interests to programs of record for product development and fielding.
  • Provide technical contributions to a growing Advanced Programs Missile Subsystem team for conceptual and preliminary design and technology maturation of new advanced concepts for future deterrence needs in the areas of cruise missiles and support systems/subsystems.
  • Develop design concepts for launcher capsule and provide technical oversight for avionics and airframe design, with an emphasis on minimizing impacts to Navy operations and re-use of existing launch systems.
  • Contribute to trade studies, architecture development, and system engineering, including producibility and affordability design influence, to produce credible conceptual and preliminary weapon system designs that meet potential customers' performance, cost, schedule, and risk thresholds while informing them of the surrounding design space for capability considerations, especially capability versus life cycle and cost versus technical availability date.
  • Demonstrate a commitment to ethics and integrity, and the capability to innovate while challenging traditional ways of doing business
  • Operate in an advanced design environment and collaborate across the Division and Suppliers as required to accomplish the team goals
  • Conceptualize and mature new business for growth of the Division
  • Transition innovative solutions, technologies, and advanced concepts for US strategic deterrence interests to programs of record for product development and fielding.

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