Mechanical Engineer - Structural/Thermal Analysis

Job Description BAE Systems is seeking a skilled and experienced Mechanical Analyst to join our dynamic Mechanical Analysis Capability Group. This cross-sector team of dedicated structural and thermal analysts leverages deep expertise to understand and predict mechanical behavior across a diverse range of cutting-edge technologies. You’ll play a vital role in supporting the development of advanced electronics used in critical defense applications – from enhancing situational awareness for F-35 pilots to providing vital night vision capabilities for soldiers. Our work spans air, land, sea, and space, delivering innovative solutions to protect those who protect us. Why BAE Systems? At BAE Systems, you’ll find a collaborative and inclusive environment where your contributions directly impact national security. We are committed to work-life balance and offer robust opportunities for professional growth and development, empowering you to build a rewarding and limitless career. We are the innovators behind technologies that defend those who defend us. Our engineers are essential to our success, and we invest in their future through comprehensive training and career advancement programs. Key Responsibilities: Provide technical leadership and high quality mechanical analysis to local (NH-based) programs, as well as other programs in the ES portfolio (remote support). Plan and execute analysis activities with program engineers and managers, and lead a small team, if required. Perform structural and thermal analyses using classical methods, such as hand calculations, and finite element methods. Create and post-process Finite Element Models (FEM) ranging from sub-component level to the system level using Siemens Simcenter 3D/NX, NASTRAN, Ansys Mechanical, and Ansys Icepak. Collaborate with design engineers from various disciplines (Mechanical, Electrical, Optical, and Systems) to optimize system designs across Electronic Systems’ full portfolio of products. Document and present analysis methods, results, and conclusions to internal and external customers. Mentor less experienced engineers and part-time analysts, and review program work products. Because of its mixed collaborative and independent nature, this role is a Hybrid position, meaning with at least 50% of time is spent on-site supporting programs. Required Education, Experience, & Skills Bachelor’s Degree in Mechanical or Aerospace Engineering and 6+ years of relevant experience Experience performing modal, random vibration, shock, and static analyses of structures Experience performing steady-state and transient heat transfer analyses Eligibility to obtain a DoD Security Clearance at the “Secret” level Clear communication – both oral and written – and a positive attitude. Ability to work effectively on a team either on-site or remotely. Preferred Education, Experience, & Skills Master’s Degree in Mechanical or Aerospace Engineering and 6+ years of relevant experience. Experience structural and thermal design of electronics Experience assessing solder joint survivability for low-cycle creep fatigue, high-cycle vibration fatigue, and shock Active Secret DoD Security Clearance within the last two years. Familiarity (even limited) with Structural, Thermal, Optical performance (STOP) modeling using Sigfit and Code V or ZEMAX. Experience (even limited) with composite materials, explicit dynamics, or computational fluid dynamics. Pay Information Full-Time Salary Range: $97008 - $164914 Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience. Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics. About BAE Systems Electronic Systems BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support. Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters. This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.