Mechanical Engineer - Multiple Levels (Engineer Mechanical) - 30888

Requisition Number: 30888 Required Travel: 0 - 10%Employment Type: Full Time/Salaried/ExemptAnticipated Salary Range: $84,285.00 - $224,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5ISR systems.HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.Meet HII’s Mission Technologies DivisionOur team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense – the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that’s right for you. Apply today. We look forward to meeting you.To learn more about Mission Technologies, click here for a short video: Job DescriptionMission Technologies, a division of HII, is expanding and seeking talented Mechanical Engineers across multiple experience levels to join our team in Alexandria, VA.In this role, you will support the planning, assessment, design review, modernization, sustainment, and operation of mission-critical facilities, building infrastructure, HVAC systems, and utility systems for defense and intelligence customers in both CONUS and OCONUS environments. This is an opportunity to work on impactful projects that support secure, high-reliability operations around the world.You will collaborate with multidisciplinary teams to evaluate complex building mechanical systems, develop practical engineering solutions, and support the delivery of resilient infrastructure aligned with mission requirements.Your impact will include:Mission-Critical Facilities Engineering: Apply your mechanical engineering expertise to the planning, assessment, design review, modernization, and sustainment of mission-critical facilities, HVAC systems, building mechanical infrastructure, and utility systems supporting defense and intelligence operations.HVAC & Infrastructure Reliability: Improve the performance, resilience, and lifecycle readiness of HVAC systems, central utility systems, and facility mechanical infrastructure in secure, high-reliability environments.Facility Modernization & Sustainment: Support facility upgrades, recapitalization efforts, commissioning, construction activities, and long-term sustainment planning to ensure infrastructure remains operational, efficient, and mission-ready.Cross-Functional Collaboration: Work closely with mechanical, electrical, structural, construction, power, and operations teams to develop practical engineering solutions for complex facility and infrastructure challenges.CONUS & OCONUS Mission Support: Contribute to engineering efforts that support domestic and overseas mission requirements, helping deliver dependable infrastructure solutions in secure and operationally sensitive environments.Lifecycle & Resiliency Planning: Help evaluate system condition, identify risks, and recommend improvements that strengthen facility reliability, maintainability, resilience, and continuity of operations.Joining Mission Technologies means joining a team that delivers meaningful results:High-Impact Work: Make direct contributions to national security and mission readiness by supporting the facilities and infrastructure that enable critical operations.Complex Engineering Challenges: Tackle technically demanding projects involving mission-critical buildings, resilient infrastructure, secure environments, and high-performance mechanical systems.Career Growth Across Levels: Join a collaborative environment where engineers at multiple levels can expand their expertise, take on greater responsibility, and help shape solutions that matter.Salary range is based on the appropriate level.The following positions are available: Lead Mechanical Engineer Salary Range: $143,140 - $224,000Senior Mechanical Engineer Salary Range: $102,724 - $161,423Mechanical Engineer Salary Range: $84,285 - $133,000Essential Job ResponsibilitiesProvide facilities engineering support for the design, assessment, modernization, and sustainment of mission-critical facilitiesPerform mechanical systems analysis, engineering studies, feasibility reviews, and design evaluations for facility infrastructure, including HVAC, Chilled Water, ventilation, and Building Automation.Develop, review, and validate engineering drawings, specifications, calculations, design packages, and related technical documentation.Support installation, construction oversight, startup, testing, commissioning, troubleshooting, repair, and sustainment of facility systems.Prepare and maintain documentation for engineering procedures, assessments, commissioning, test results, and as-built conditions.Support lifecycle planning, asset sustainment, and facility modernization strategies for mission-critical mechanical systems in CONUS and OCONUS environments.Minimum QualificationsLevel Requirements: Lead Mechanical Engineer (Engineer Mechanical 4): 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; or 4 years relevant experience with PhD or Juris Doctorate in related field.Senior Mechanical Engineer (Engineer Mechanical 3): 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD or Juris Doctorate in related field; or High School Diploma or equivalent and 9 years relevant experience. Mechanical Engineer (Engineer Mechanical 2): 2 years relevant experience with Bachelors in related field; or 0 years experience with Masters in related field. Minimum of two (2) years experience working as a Mechanical Engineer in a commercial environment. Clearance Requirement: Active US Secret clearance required with ability to obtain a TS clearance.Technical Requirements: Experience with mechanical CAD tools.Strong documentation skills (2D engineering drawings, PowerPoint, Visio, Adobe suite). Hands-on assembly or construction experience.Creativity and comfort with open-ended, precedent-free problem solving. Ability to read, review, and interpret engineering drawings, specifications, calculations, design packages, scopes of work, technical reports, and as-built documentation.Preferred RequirementsExperience in mechanical engineering, facilities engineering, HVAC systems, building mechanical systems, utility infrastructure, building infrastructure, or mission-critical facilities.Strong knowledge of HVAC systems, including ventilation, air distribution, environmental controls, chilled water systems, mechanical rooms, and related building mechanical infrastructure.Experience conducting or supporting site assessments, facility assessments, engineering studies, feasibility reviews, requirements development, and technical evaluations.Experience supporting construction oversight, installation, startup, testing, commissioning, troubleshooting, maintenance, repair, and sustainment of facility mechanical systems.Experience supporting facility upgrades, recapitalization efforts, infrastructure improvement projects, or facility modernization initiatives.Active TS clearance.Physical RequirementsMay require working in an office, industrial, shipboard, or laboratory environment. Capable of climbing ladders and tolerating confined spaces and extreme temperature variances.HII is more than a job - it’s an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.Why HIIWe build the world’s most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals.Recognized as one of America’s top large company employers, we are a values and ethics driven organization that puts people’s safety and well-being first. Regardless of your role or where you serve, at HII, you’ll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career.Together we are working to ensure a future where everyone can be free and thrive.All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.Do You Need Assistance? If you need a reasonable accommodation for any part of the employment process, please send an e-mail to View email address on click.appcast.io and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call View phone number on click.appcast.io for assistance. Press #3 for HII Mission Technologies.