16 assistant engineer jobs found

At Freeport-McMoRan, we are committed to providing an employment package that recognizes excellence, encourages safe production and a culture supported by our core values. Here, you'll find a collaborative environment where safety is a top priority, all opinions are valued, and people are empowered to grow in their career. Apply Today! Where You Will Work Located approximately 50 miles northeast of Safford, Arizona on U.S. Highway 191, Morenci operations (an open-pit copper mining complex) has been in continuous operation since 1939. The operation consists of two concentrators, crushed-ore leach pad and stacking system, a low-grade run-of-mine (ROM) leaching system; four SX plants; and three EW tank houses that produce copper cathode. Morenci is a unique company town where our employees and their families can reconnect with nature through hiking, fishing, camping, hunting and numerous parks. The company offers several amenities, including company housing OR employees who...

Hydraulic Engineer - Civil Engineer Department: Civil/Municipal Employment Type: Full Time Location: Tempe, AZ Compensation: $85,000 - $115,000 / year Description Wilson Engineers provides technically sound and feasible solutions that focus on client's needs. Team dynamics and leading-edge technology lets our professionals implement forward thinking designs. With offices in Minden, Las Vegas and Reno, Nevada, and our home office is in Tempe, Arizona, we are well placed to serve our clients with Water and Wastewater Infrastructure, Grant Opportunities, Planning, Surveying, Site Development, Hydrology/Hydraulics, Landscape Architecture, Residential Design, Water Resources, Expert Testimony, Hazard Mitigation Planning, and Roadway Maintenance & Design. We are seeking an experienced Hydraulic Engineer - Civil Engineer to join our team. This position is 40 hours per week in our Tempe, AZ office. This position will support our Northern Nevada operations....

At Freeport-McMoRan, we are committed to providing an employment package that recognizes excellence, encourages safe production and a culture supported by our core values. Here, you'll find a collaborative environment where safety is a top priority, all opinions are valued, and people are empowered to grow in their career. Apply Today! Where You Will Work Located approximately 50 miles northeast of Safford, Arizona on U.S. Highway 191, Morenci operations (an open-pit copper mining complex) has been in continuous operation since 1939. The operation consists of two concentrators, crushed-ore leach pad and stacking system, a low-grade run-of-mine (ROM) leaching system; four SX plants; and three EW tank houses that produce copper cathode. Morenci is a unique company town where our employees and their families can reconnect with nature through hiking, fishing, camping, hunting and numerous parks. The company offers several amenities, including company housing OR employees who...

Salary: $106,183.00 - $148,660.00 Annually Location : 10005 E. Osborn Rd, Scottsdale, AZ Job Type: Full-Time Job Number: 100082-260825 Department: Public Works Opening Date: 08/25/2026 Closing Date: 9/27/2026 11:59 PM Arizona Definition Definition: Under general supervision of the Drainage and Irrigation Manager, plans, manages, supervises and conducts drainage and flood control-related engineering projects and technical review of engineering plans, estimates, and specifications for design of flood control facilities, storm drain systems, and hydraulic structures. Prepares construction bid documents, drawings, and design review for drainage and flood control-related construction and engineering projects. Performs site inspections and assists with submittal and RFI reviews. Coordinates design requirements with consultants and construction contractors. This job class is treated as FLSA Exempt, and considered a DRIVING position. Essential Functions: (Essential...

MWH is a leading water and wastewater treatment-focused general contractor in the US with a rich history dating back to the 19th century. Fueled by the mission of Building a Better World , our teams are rapidly growing across the nation. As a company committed to our team's well-being and growth, we offer a supportive work environment, opportunities for advancement, and the chance to contribute to a mission that shapes the future. Your expertise and ambition are valued here. The work we do matters. The critical systems infrastructure we build changes lives, betters' communities, and improves ecosystems. If you're passionate about this, we want to hear from you! About the Role MWHis currently seeking a VDC Engineer to join our Digital Delivery team in Phoenix, AZ. The role of VDC Engineer supports and develops Digital Delivery practices leveraged by project teams in the office and the field, as well as supports model-based project management, virtual...

Build the Future with Us At AIRO, we bring together aircraft, autonomy, avionics, and mission services into one integrated platform designed for the environments where failure is not an option. Our technology supports contested logistics, tactical and long-range ISTAR, and operations that demand precision under pressure, so the people who depend on it can get where they need to be when it matters most. Here, you will work alongside innovators, engineers, operators, and industry leaders who share a passion for solving hard problems and building what comes next in aerospace and defense. Join us and be part of something extraordinary. SCOPE OF WORK: The Mechanical Design Engineer is responsible for the research, development, design, testing, and documentation of Aspen Avionics mechanical and structural components. JOB DUTIES: Research, develop, design, test, and document mechanical structures/components. Maintain and improve existing mechanical,...

Salary: $76,585.60 - $114,899.20 Annually Location : City Hall, 211 W Aspen Ave, Flagstaff, AZ Job Type: Full-Time; Exempt; Benefit Eligible Remote Employment: Flexible/Hybrid Job Number: 142-26 Division: City Engineering Section: Transportation Engineering Opening Date: 08/14/2026 Closing Date: Continuous Work Week: Monday through Friday from 8:00 AM to 5:00 PM Post-offer Requirements: Background MVR Budgeted Min: $76,585.60 Budgeted Max: $95,742.40 Additional Information: This position will require on-site work during the initial training period, which is expected to be approximately three months or longer based on training and operational needs. After the training period, remote or hybrid work may be considered in accordance with applicable City policy and directives, with the potential to work up to two days remotely, subject to position requirements and supervisor approval. Description Help Shape How Flagstaff Moves! Make a meaningful impact...

At ANS, we're not just a consulting engineering firm-we're a team of trailblazers shaping the future of engineering. Recognized as one of the Best Places to Work and Top 10 Hottest Engineering Firms in the US by Zweig Reports, and featured in Inc. 5000's Top 250 for our staggering 1,748% growth, we're proud of what we've built and where we're headed. We're allergic to bureaucracy, thrive on innovation, and embrace data-driven decisions. If you love collaboration, creativity, and a fast-paced environment, we might just be your perfect match! Our team includes professionals licensed in over 20 states, with more than 70 years of collective experience. We pride ourselves on fostering a collaborative and supportive work environment that encourages growth and professional development. At ANS, you'll enjoy paid vacation, sick, and personal time off; support for continuing education and community involvement; and comprehensive healthcare, vision, and dental benefits for eligible...

Structural Forensic Engineer Location: Phoenix, Arizona (ON SITE) Department: Structural Engineering Requisition ID: 1001 Experience Level: Mid-Level Salary Range: $96,000-$122,000 annually About the Role Knott Laboratory is seeking a Structural Engineer (P.E.) to join our investigative engineering team in Phoenix, Arizona. This hybrid-role offers the opportunity to work on diverse forensic projects involving structural failures, investigations, and repair design across residential, commercial, and industrial structures. This role is ideal for a motivated engineer who enjoys field work, analytical problem-solving, client interaction, and clear technical communication. You'll conduct on-site inspections, perform structural analyses, evaluate failures, and develop recommendations for repair. Key Responsibilities Field Inspections & Investigations Conduct structural inspections of residential, commercial, and industrial buildings, as well as CMU walls....

Lead the design and safety of critical fire protection systems that protect people, property, and mission success. Overview At MIRACORP, we don't just support federal agencies-we set the standard for quality and reliability. Our people drive our success, and we invest in talent, innovation, and leadership to make a meaningful impact. Position Summary The Fire Protection Engineer serves as a subject matter expert in fire and life safety systems, providing technical leadership in design, inspection, testing, and compliance. This role ensures adherence to codes and standards while supporting facility and project teams. Key Responsibilities Design and evaluate fire protection systems (alarm, detection, sprinkler, suppression, fire pumps) Perform hydraulic calculations, system layouts, and equipment selection Review A/E and contractor drawings for compliance with codes and NFPA standards Conduct inspections, testing, fire hazard analyses, and field surveys...

At MacKay, we believe great people are the foundation of our growth and success. We are in an exciting phase of expansion, creating new opportunities for our employees to take on meaningful work, collaborate across disciplines, and build long-term careers. Whether your role is technical or part of our support services team, you play an important role in delivering high-quality work and helping our projects succeed. We are looking for a motivated, action-oriented, and relationship-driven Project Civil Engineer with a focus on stormwater to join our Infrastructure & Development team in Phoenix, Arizona. This role will also support our projects in New Mexico as we expand our footprint in the Southwest. Our expanding project portfolio includes drainage, stormwater management, and stream restoration. With a focus on improving our communities, we aim to continue partnering with great clients and building strong relationships. At the same time, we now have the backing of a...

Shape the future of aerospace and defense technology by helping develop the test systems that ensure mission-critical products perform when it matters most. At Quest Defense Systems & Solutions, we partner with industry leaders to solve complex engineering challenges, bringing together innovative thinking and technical expertise to deliver solutions that make a real-world impact. We are seeking Mechanical Engineers to support the design, development, integration, and validation of advanced test environment systems used to verify and qualify sophisticated aerospace and defense products. In this role, you will work on complex mechanical test solutions involving vibration, thermal, hydraulic, radio frequency, and electro-optical systems, helping ensure the reliability, performance, and quality of cutting-edge technologies throughout production and development. Location: Tucson, AZ (Onsite) Relocation Assistance Available U.S. Citizenship Required Secret Clearance Active or...

Job Description JOB TITLE: SME, Secondary Engineering, Energy and Infrastructure Projects (Phoenix, AZ) LOCATION: Phoenix, AZ (On-Site) Who we are? Built on more than a century of innovation and decades of substation expertise, Linxon blends AtkinsRéalis' project management strength with Hitachi Energy's technological leadership. Together, we deliver high-performing EPC solutions that strengthen the power grid. We support community growth and industrial development by providing end-to-end engineering, procurement, management, and construction services for complex AC substation and electrification projects across five core markets. What We Believe? We believe in the value of every client's investment and take pride in tackling challenging, high-risk projects. With deep expertise and continuous development, our teams operate with the precision, resilience, and mission-focus needed to deliver crucial infrastructure-often described as the "special forces" of...

Salary : $89,407.05 - $124,722.84 Annually Location : 3181 N. Lear Ave. Casa Grande, AZ Job Type: Full Time Job Number: 16-00283 Department: Public Works Opening Date: 06/15/2026 Closing Date: Continuous Description GENERAL PURPOSE: Under general supervision, performs professional civil engineering and project management work of considerable complexity, including management of construction, water & wastewater, grading & drainage, traffic, and other civil engineering infrastructure projects and project components. Note: This position will remain open until filled with a first review date of July 6th. Essential Duties and Responsibilities PRIMARY DUTIES AND RESPONSIBILITIES: The following duties ARE NOT intended to serve as a comprehensive list of all duties performed by all employees in this classification, only a representative summary of the primary duties and responsibilities. Incumbent(s) may not be required to perform all duties...

Salary : $71,604.00 - $114,566.00 Annually Location : Development Services Building, 85 N. Florence Street 1st Floor Florence, AZ 85132, AZ Job Type: Full-Time Job Number: 202600375 Department: Development Services/Public Works Opening Date: 07/27/2026 Closing Date: Continuous Description When it comes to finding a new job, many job seekers focus only on the salary. Here at Pinal County, we believe there is much more to consider. One of the biggest advantages of working for Pinal County is the value of our opportunities and how they can positively affect your life and future. Simply put, we prioritize people. When we take good care of our employees, they take good care of our citizens. We are dedicated to providing our employees with a healthy work/life balance through paid vacation, paid sick leave, paid holidays, and don't forget paid sabbaticals every five years. We invest in your well-being with affordable healthcare plans and monthly wellness events. We...

NSF NOIRLab is seeking an Electrical Systems Engineer to support operations at Kitt Peak National Observatory, with primary responsibility for the Mayall 4-meter Telescope electrical infrastructure. This position is responsible for assessing, maintaining, improving, and ensuring the reliability of the telescope's power systems, including generators, uninterruptible power supply (UPS) systems, and power distribution networks. The Engineer will evaluate the current electrical infrastructure and develop and implement necessary upgrades to ensure stable and continuous power delivery to critical telescope systems. A key responsibility of this role is the design and implementation of robust backup power strategies to ensure operational continuity during critical events. The position is based in Tucson, Arizona, with regular work at the Kitt Peak summit. Transportation between Tucson and the summit is provided. Essential Functions Evaluate the current electrical power...