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This position develops and maintains the Life-of-Mine (LOM) plan, conducts pit and phase optimizations, performs trade-off studies, and builds economic models that guide capital investments and operational strategy. Reporting to the General Manager of Technical Services, this role works closely with geotechnical, geology, finance, and operations teams to ensure technical accuracy, regulatory compliance, and alignment across planning horizons.

Turner Mining Group

Senior Corporate Long Range Engineer

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If you are selected for a position in the United States, your employment will be contingent upon submission to and successful completion of a post-offer/pre-placement drug test (and alcohol screening/medical examination if required by the role) as well as pre-placement verification of the information and qualifications provided during the selection process. Designed as a springboard for career growth, this position builds core expertise in data collection, modeling, and software tools; preparing the candidate to transition into leading major bids and capital cost strategies.

Thiess

Senior Mining Engineer (Estimating Services)

GreenHouseAPI

Unió Digital is an Arizona-based managed service provider (MSP) delivering Managed IT Services, Low Voltage Cabling, Access Control, Video Surveillance, and Intrusion Services across Tucson, Phoenix, and Flagstaff. Provide mentorship and guidance to Tier I and Tier II service desk technicians, fostering a collaborative and knowledgeable team environment.

Unio Digital

Tier III Service Desk Engineer (Remote)

Tier III Service Desk Engineer

BreezyHR

Working in an agile, cross-functional environment alongside systems, mechanical, and software engineers, you will contribute across the full lifecycle-from initial architectural concepts and algorithm modeling to hands-on hardware integration and production release. What You Will Do: In this role as a Digital Electrical Engineer I, you will design and develop next-generation circuit card assemblies (CCAs) and FPGA-based solutions utilizing leading industry architectures including AMD, Altera, and Microchip.

RTX Corp

FPGA/ Digital Design Engineer I - Onsite

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Working in an agile, cross-functional environment alongside systems, mechanical, and software engineers, you will contribute across the full lifecycle-from initial architectural concepts and algorithm modeling to hands-on hardware integration and production release. What You Will Do: In this role as a Digital Electrical Engineer II, you will design and develop next-generation circuit card assemblies (CCAs) and FPGA-based solutions utilizing leading industry architectures including AMD, Altera, and Microchip.

FPGA/ Digital Design Engineer II - Onsite

The Hardware Engineering, Air Launched Effectors Department is seeking Mechanical Engineers for our Tucson AZ site supporting full program life cycle, early development, production support, and legacy sustainment activities across the Air Launched Effectors products and subsystems. Mechanical Engineering positions perform in alignment to expectations in the design, development, and production support areas associated with mechanical designs, validation principals, qualification processes, procurement, and production processes across a design life cycle.

Principal Mechanical Engineer ALE

Working with a cross-discipline team, the candidate must have experience developing, testing, and integrating software for edge or embedded devices and/or subsystems (like telecom, medical, IoT, automotive, or robotics) where hardware operation, time critical function, functional reliability, mission assurance, and safety might be major concerns. Our Senior Principal Embedded Real-Time Software Developer/Integrator is a technical position that works in an Integrated Product Team (IPT) environment to architect, design, implement, test, debug, and deploy Software for Firmware (FPGA) and Hardware solutions that meet current and next generation autonomous avionics systems' needs.

Sr Principal Real-time Software Engineer

The multi-disciplined department includes engineers that may be responsible for the following: Designing, modeling/analyzing, and verifying optical components within a sensor/seeker designing the structures that hold the optics, including any mechanisms needed to move optics, as well as the cryogenic systems used to cool and maintain the temperature of EO detectors. The Raytheon Electro-Optics (EO) department is responsible for requirements decomposition, detailed design and production support of the EO Sensors/Seekers, including the detectors, cryogenic systems, and structures making up the sensor/seeker subsystems.

EO Optical Engineer II (Onsite)

The Effector-Optics (EO) Department is currently seeking a Senior Cryogenics Systems Design Engineer with design and analysis skills, experience in cryogenics systems, component fabrication, and testing. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 5 years of prior relevant experience or an advanced degree in a related field and minimum 3 years' experience.

Senior Cryogenics Engineer

The Hardware in the Loop (HWIL) Department in Tucson, AZ is a multi-discipline organization responsible for designing, building and integrating state of the art testing environments (flight simulators for missiles), as the last step before flight test. On our team, you will work with weapon system designers to understand requirements, design solutions, integrate, and deploy the systems to help support tactical software development, testing, and delivery for missiles to the warfighter.

Sr HWIL Software Engineer

Working in a highly collaborative environment, engineers partner with multidisciplinary teams, subject matter experts, Chief Engineers, Chief Technologists, and customers to ensure complex systems are designed, integrated, and perform reliably from the first mission to every mission in support of the warfighter. Create and manage systems architecture, requirements, interface definitions and description documents, system integration, and system verification using Cameo by collaborating with multiple product team leads and Subject Matter Experts (SMEs) to obtain necessary design information.

Principal Systems Engineer

Senior Systems Engineer

At this grade level, you will be expected to work autonomously, have expert or mastery level knowledge of the harness and interconnect domain, exercise strategic vision to influence functional and organizational strategies of the PCAS organization beyond assigned program work, and coach and review the work of other professionals. Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and a minimum of 8 years of prior relevant experience or An Advanced Degree in a related field and minimum 5 years experience.

Principal Mechanical Engineer, Harness & Interconnect

It bridges optics, electronics, mechanical, and software disciplines to ensure subsystems function cohesively, performance requirements are verified, and hardware transitions efficiently from development to production. The Effectors Optics Department is seeking an Electro-Optical Integration & Test Engineer to join a multidisciplinary team supporting development, qualification, and production of advanced EO systems.

Electro-Optical Integration & Test Engineer II

Emphasis on software testing, continuous integration, and continuous monitoring to improve product quality in areas such as code analysis, root cause corrective action, information assurance and development methodologies. Experience using Six Sigma practices and methodologies to continuously improve software systems created using the Quality Management System requirements based on AS9100 and AS9115.

Software Quality Engineer

Key Responsibilities: Support the following Component Engineering focus ensuring cost effective and robust parts are used to ensure successful products, by selecting, specifying, and determining application adherence for electrical components. What You Will Do: The Parts, Libraries, and Obsolescence Department is looking for individuals to provide Components Engineering support for the circuit card design process, turning designs into robust and reliable reality.

Components Engineer (Onsite)

An individual in this role will be expected to work with a product team and functional subject matter experts to develop architectures, top level design concepts, requirements, and manage production efforts for a variety of one shots devices (i.e. initiators, gas generators, pyroswitches, explosive bolts). Whether you're just starting out on your career journey or are an experienced professional, we offer a robust total rewards package that goes above and beyond with compensation; healthcare, wellness, retirement and work/life benefits; career development and recognition programs.

Senior Engineer - Energetic Devices

Assignments may include integration and validation of electronics; analysis of hardware designs; influence architecture development/refinement; developing and documenting subsystem requirements and test plans; peer reviews of designs as a subject matter expert; presentations to peers, management, and government customers; and root-cause failure investigations. • Manage cross-functional teams working on test and integration efforts such as Structural Analysts, Mechanical Engineers, Thermal Analysts, Test Architects, Systems Engineers, and others.

Senior Subsystem Engineer

Typically requires a Bachelor's in Science, Technology, Engineering, or Mathematics (STEM) and a minimum of 10 years of prior relevant experience to include any combination of the following: RF design and fabrication. As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

Planning Engineer Jobs in Tucson, AZ

Senior Corporate Long Range Engineer Turner Mining Group

Senior Mining Engineer (Estimating Services) Thiess

Tier III Service Desk Engineer (Remote) Unio Digital

Tier III Service Desk Engineer Unio Digital

FPGA/ Digital Design Engineer I - Onsite RTX Corp

FPGA/ Digital Design Engineer II - Onsite RTX Corp

Principal Mechanical Engineer ALE RTX Corp

Sr Principal Real-time Software Engineer RTX Corp

EO Optical Engineer II (Onsite) RTX Corp

Senior Cryogenics Engineer RTX Corp

Sr HWIL Software Engineer RTX Corp

Principal Systems Engineer RTX Corp

Senior Systems Engineer RTX Corp

Principal Mechanical Engineer, Harness & Interconnect RTX Corp

Electro-Optical Integration & Test Engineer II RTX Corp

Software Quality Engineer RTX Corp

Components Engineer (Onsite) RTX Corp

Senior Engineer - Energetic Devices RTX Corp

Senior Subsystem Engineer RTX Corp

Senior Principal RF Design Engineer RTX Corp

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