Our People & Places Solutions business - reinforces our drive to improve the lives of people everywhere and epitomizes the "why" of what we do - the tremendous positive impact and value our solutions bring to our communities and society as a whole. From facilities delivering life-saving therapies and ensuring clean water to enabling the connection of people through all modes of transportation and providing access to technology - we’re integrating a multitude of these solution elements to build the smart environments of tomorrow. Start your Jacobs career with a company that inspires and empowers you to deliver your best work so you can evolve, grow and succeed - today and into tomorrow. At Jacobs, we’re transforming intangible ideas into innovative solutions designing the future - today.   We’re seeking a Mechanical Engineer TS/SCI (security clearance required) to join our team in Arlington, VA. You’ll have the opportunity to use your experience in the industry and apply it to solving today’s challenges. As part of our team, you’ll have the chance to work on projects that bring innovative solutions to our clients’ challenges locally and worldwide by providing a range. You’ll be responsible for leading the mechanical design (HVAC and plumbing) on federal client projects and providing system design calculations and other related design services including coordination with the designs of other trades (architectural and engineering). You’ll also take ownership of the completeness, accuracy and timeliness of the work assigned to you by demonstrating the ability to progress from basic design work assignments to more complicated and involved projects working in conjunction with a technical team.  If you’re up for the challenge, we’ve been looking for someone just like you. At Jacobs, our Mechanical Engineers design HVAC, plumbing, and other building mechanical systems for government and institutional owners. Our engineers see a variety of project types and sizes in geographies across the globe. Typical duties include these: • Assisting in proposal development by estimating labor hours and developing technical delivery approaches. • Performing site surveys, existing facility assessments, client interviews, and initial project charrettes. • Developing design calculations, drawings, and specifications, including regular coordination with other design disciplines. • Reviewing construction submittals and providing other assistance during the construction phase of a project. • Communicating regularly with the entire project team, from project inception to closeout, to maintain alignment of scope, schedule, budget, and quality. • Bachelor’s Degree in Mechanical Engineering  • At least 5 years relevant professional experience for buildings-related design projects • Professional Engineer (PE) • Proficiency in Revit, 3D CADD • United States Citizenship • active TS/SCI Clearance is required. Ideally, You’ll Also Have:  • Federal including DoD, Federal Civilian and/or Defense Contractor project experience • CI polygraph Jacobs is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, religion, creed, color, national origin, ancestry, sex (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, medical condition, marital or domestic partner status, sexual orientation, gender, gender identity, gender expression and transgender status, mental disability or physical disability, genetic information, military or veteran status, citizenship, low-income status or any other status or characteristic protected by applicable law. Learn more about your rights under Federal EEO laws and supplemental language.