Senior Reactor Operator License Jobs

This onsite Senior System Safety Engineer role is based in Aurora, Colorado, within the System Safety and Human System Integration department at Raytheon. The position focuses on developing and implementing MIL-STD-882E compliant safety programs, conducting hazard and design analyses, and coordinating with cross-functional engineering teams to ensure system safety throughout the product lifecycle. Key responsibilities include managing safety working groups, briefing technical reviews, and interfacing with government authorities to secure safety approvals. The role appeals to professionals seeking to contribute to national defense and mission-critical projects while working in a collaborative culture rooted in trust and innovation. Candidates must possess an active Top Secret security clearance and U.S. citizenship. Relocation assistance is available for qualified applicants.

This onsite Senior Hardware Production Support Engineer role within Raytheon's Receiver/Exciter & Processing Architecture department focuses on resolving complex design and manufacturing challenges for defense electronics. The position involves testing and debugging digital, analog, and RF circuit card assemblies, leading failure analysis and root cause investigations, and supporting the transition of new products to production. Key responsibilities include collaborating with operations, supply chain, and quality teams to optimize processes and implementing statistical process control methods. The role appeals to engineers seeking to contribute to national security missions while working with renowned engineering expertise. It offers opportunities for professional growth in a values-driven culture emphasizing safety and innovation, with potential relocation assistance available. The position requires an active U.S. Secret security clearance and involves frequent travel between Massachusetts sites and occasional travel to Arizona.

This onsite Senior Command & Telemetry Software Modernization Engineer role is based in Aurora, Colorado, within the Air & Space Defense Systems unit of RTX. The position focuses on designing, developing, and maintaining software for satellite ground systems using Java and C++ in an Agile environment. Key responsibilities include implementing modern DevSecOps practices, working with multi-tiered architectures, and integrating cloud services like AWS. The role offers the opportunity to work on cutting-edge space intelligence and defense technologies while collaborating with a global team of engineers. It is ideal for professionals seeking to apply their expertise in Linux and containerization to solve complex, meaningful problems that support national security. Relocation assistance is available for qualified candidates.

This onsite Senior Command & Control Scrum Master role is based in Aurora, Colorado, within Raytheon's Air & Space Defense Systems unit. The position combines Agile leadership with hands-on software development for cutting-edge satellite ground systems. Key responsibilities include facilitating Scrum processes for engineering teams and designing, testing, and maintaining complex software using C++, Java, and microservice architectures. The role offers the opportunity to work with advanced technologies like AWS, Docker, and Kubernetes while contributing to national defense missions. Candidates will gain exposure to modern DevSecOps practices and large-scale software lifecycle management in a collaborative environment dedicated to solving critical security challenges.

This onsite Senior Command & Control Scrum Master role is based in Aurora, Colorado, within Raytheon's Air & Space Defense Systems unit. The position combines Agile leadership with hands-on software development for cutting-edge satellite ground systems. Key responsibilities include facilitating Scrum ceremonies, designing and maintaining multi-tiered software architectures, and collaborating with engineers on DevSecOps and microservice implementations. The role appeals to professionals seeking to work on high-impact defense missions that protect national security while gaining expertise in advanced technologies like AWS, Kubernetes, and C++. Candidates must hold an active TS/SCI security clearance and U.S. citizenship to participate in this critical, mission-driven environment.

This onsite Senior Hardware Production Support Engineer role within Raytheon's Receiver/Exciter & Processing Architecture department focuses on supporting the design, integration, and production of critical defense electronics. The position involves troubleshooting complex digital, analog, and RF circuit card assemblies, leading failure analysis investigations, and collaborating with operations and supply chain teams to resolve manufacturing issues. The role serves as a vital liaison between design engineers and the factory to ensure smooth product transitions. This opportunity appeals to engineers seeking to work on meaningful national security missions with a team that values innovation and safety. The position requires an active U.S. Secret security clearance and is based in Tewksbury, Massachusetts, with occasional travel to other sites.

This onsite Senior Command & Telemetry Software Modernization Engineer role is based in Aurora, Colorado, within the Air & Space Defense Systems unit of RTX. The position focuses on designing, developing, and maintaining software for satellite ground systems using Java, C++, and modern DevSecOps practices. Key responsibilities include working in an Agile environment to implement multi-tiered architectures, microservices, and containerization technologies like Docker and Kubernetes. The role offers the opportunity to engage with advanced space-based systems and flight dynamics while contributing to national defense missions. It is particularly appealing for engineers seeking to work on complex, meaningful problems with a global leader in aerospace and defense. The position requires an active TS/SCI security clearance and U.S. citizenship, with relocation assistance available for qualified candidates.

This full-time Senior Certified Pharmacy Technician role supports the pharmacy team under direct pharmacist supervision within a retail environment. Key responsibilities include processing prescriptions, managing inventory, handling cash registers, and utilizing pharmacy systems to ensure accurate patient data entry. The position also involves coaching junior technicians, resolving customer inquiries, and assisting with clinical services like sample collection. The role appeals to candidates seeking a collaborative culture focused on delivering a distinctive customer experience and professional growth through PTCB certification maintenance and continuing education. The position requires a flexible schedule including evenings and weekends, with work performed on-site at the pharmacy location.

This full-time, on-site Senior Principal RF Engineer role at CHAOS Industries serves as a technical authority for high-reliability RF and microwave electronics in aerospace and defense. The position spans the entire product lifecycle, from architecture and requirements shaping through design, simulation, and fielded system sustainment. Key responsibilities include leading the design and tuning of complex RF circuits, establishing design practices for schematics and PCB layouts, and mentoring cross-disciplinary engineering teams. The role appeals to candidates seeking to work on cutting-edge Coherent Distributed Networks that provide domain dominance for warfighters and commercial operators. The company offers a collaborative culture with perks such as unlimited PTO, free daily lunches, and a 'No meeting Fridays' policy, while providing opportunities to shape technical direction in a rapidly growing organization.

This onsite Senior Principal Platform Infrastructure as Code Engineer role at RTX supports a critical national defense project in Richardson, Texas. The position involves leading a small technical team to design, modernize, and maintain hybrid-cloud infrastructure solutions using tools like Terraform, Ansible, and Kubernetes. Key responsibilities include developing automation scripts, managing container orchestration, and optimizing build and test pipelines for scalability. The role appeals to engineers seeking to solve complex, meaningful problems that contribute to national security within a collaborative culture rooted in safety and innovation. Candidates must possess an active TS/SCI clearance with polygraph and U.S. citizenship. The position requires full-time onsite presence with occasional travel for implementation activities.

This onsite Senior Hardware Production Support Engineer role within Raytheon's Receiver/Exciter & Processing Architecture department focuses on bridging design engineering and manufacturing operations. The position involves troubleshooting complex digital, analog, and RF circuit card assemblies, leading failure analysis and root cause investigations, and supporting the transition of new products into production. Key responsibilities include collaborating with supply chain and quality teams to resolve production issues, performing circuit modeling and simulation, and managing engineering change notices. The role appeals to engineers seeking to work on meaningful defense missions that enhance national security while utilizing advanced test equipment in a laboratory environment. Based in Tewksbury, Massachusetts, the position requires an active U.S. Secret security clearance and involves occasional travel to other facilities. The company offers a collaborative culture rooted in safety and innovation, along with potential relocation assistance for eligible candidates.

This onsite Senior Principal Platform Infrastructure as Code Engineer role at RTX supports a critical national defense project in Richardson, Texas. The position involves leading a small technical team to design, modernize, and maintain hybrid-cloud infrastructure solutions using tools like Terraform, Ansible, and Kubernetes. Key responsibilities include developing automation scripts, managing CI/CD pipelines, and integrating container orchestration for enterprise environments. The role appeals to engineers seeking to solve complex, meaningful problems that contribute to national security within a collaborative culture rooted in safety and innovation. Candidates must possess an active TS/SCI clearance and U.S. citizenship, with occasional travel required for implementation activities.

This senior product engineering role focuses on building the AI-native back-office platform for small businesses, specifically developing autonomous financial workflows and reporting tools. The position involves owning full-stack features from concept to production, designing complex data-dense interfaces for financial operations, and architecting secure backend services. Engineers are expected to leverage AI coding tools for implementation while providing high-level judgment on architecture, decomposition, and verification. The role appeals to those seeking a high-trust, lean environment with significant ownership, direct access to leadership, and the chance to shape product direction. It offers a remote-first work arrangement with quarterly travel for team offsites, emphasizing a culture of rapid shipping, deep technical impact, and collaborative decision-making.

The Senior Principal Platform IAC Engineer role at RTX involves leading a technical team to develop and maintain Infrastructure as Code solutions for critical aerospace and defense programs. Key responsibilities include designing CI/CD pipelines, orchestrating container environments using Kubernetes and Docker, and implementing automation with tools like Ansible and Terraform. The position requires hands-on engineering work alongside documentation and team leadership within a hybrid-cloud environment. This opportunity appeals to engineers seeking to solve complex national security challenges while working in a culture rooted in safety, innovation, and collaboration. The role is based onsite in Aurora, Colorado, with occasional travel for implementation activities, and offers relocation eligibility for qualified candidates.

This onsite role at RTX in Aurora, Colorado, involves leading a technical team to develop and maintain Infrastructure as Code solutions for critical aerospace and defense programs. The position requires hands-on engineering to manage hybrid-cloud environments using tools like Terraform, Ansible, and Kubernetes, while overseeing CI/CD pipelines and container orchestration. Key responsibilities include designing automation strategies, integrating modern platforms, and mentoring engineers to ensure scalable and secure deployments. The opportunity appeals to professionals seeking to solve complex national security challenges within a collaborative culture rooted in innovation and safety. Candidates must hold an active TS/SCI clearance and U.S. citizenship. The role offers the chance to work on cutting-edge technology with potential relocation assistance.

This onsite Senior Command & Telemetry Software Modernization Engineer role is based in Aurora, Colorado, within the Air & Space Defense Systems unit of RTX. The position focuses on designing, developing, and maintaining software for satellite ground systems using Java, C++, and modern DevSecOps practices. Key responsibilities include working in an Agile environment to implement multi-tiered architectures, microservices, and cloud technologies like AWS. The role appeals to engineers seeking to solve complex mission-critical problems that support national security and space operations. Candidates will gain exposure to advanced satellite technologies including flight dynamics and spacecraft operations. The position requires an active TS/SCI security clearance and U.S. citizenship, offering a collaborative culture rooted in innovation and a chance to work with world-class engineering teams on cutting-edge aerospace defense solutions.

This onsite Senior Command & Telemetry Software Modernization Engineer role is based in Aurora, Colorado, within the Air & Space Defense Systems unit of RTX. The position focuses on designing, developing, and maintaining software for satellite ground systems using Java, C++, and modern DevSecOps practices. Key responsibilities include working in an Agile environment to implement multi-tiered architectures and microservices while integrating advanced technologies like AWS and containerization. The role appeals to engineers seeking to solve complex, meaningful problems that contribute to national security and space defense. It offers the opportunity to work with world-class teams on cutting-edge mission-critical systems, with relocation assistance available for qualified candidates.

This onsite Senior System Safety Engineer role is based in Aurora, Colorado, within the System Safety and Human System Integration department at Raytheon. The position focuses on developing and implementing MIL-STD-882E compliant safety programs for complex defense systems. Key responsibilities include conducting hazard and design analyses, coordinating with cross-functional engineering teams to integrate safety controls, and managing safety approvals with government authorities throughout the product lifecycle. The role appeals to professionals seeking to contribute to national security missions while working in a collaborative culture that values innovation and accountability. Candidates must possess an active Top Secret security clearance and U.S. citizenship. Relocation assistance is available for qualified applicants.

This onsite Senior Command & Control Scrum Master role is based in Aurora, Colorado, within Raytheon's Air & Space Defense Systems unit. The position combines Agile leadership with hands-on software development for cutting-edge satellite ground systems. Key responsibilities include facilitating Scrum processes, designing and maintaining multi-tiered software architectures, and collaborating with engineers on DevSecOps and microservice implementations. The role appeals to professionals seeking to work on mission-critical defense projects that protect national security while gaining expertise in advanced technologies like AWS, Kubernetes, and C++. Candidates must hold an active TS/SCI security clearance and U.S. citizenship. The environment offers the opportunity to solve complex engineering challenges alongside a team of experts in a fully onsite setting.

This onsite Senior System Safety Engineer role is based in Aurora, Colorado, within the System Safety and Human System Integration department at Raytheon. The position focuses on developing and implementing MIL-STD-882E compliant safety programs for complex defense systems. Key responsibilities include conducting hazard and design analyses, coordinating with cross-functional engineering teams to integrate safety controls, and managing safety approvals with government authorities throughout the product lifecycle. The role appeals to professionals seeking to contribute to national security missions while working in a culture that values trust, innovation, and collaboration. Candidates must possess an active Top Secret security clearance and U.S. citizenship. Relocation assistance is available for qualified applicants.

This onsite Senior Command and Control Scrum Master role is based in Aurora, Colorado, supporting Raytheon's Air & Space Defense Systems unit. The position involves leading Agile software development teams to design, test, and maintain advanced satellite ground systems while facilitating Scrum ceremonies and removing impediments. Key responsibilities include collaborating with engineers and architects on microservice architectures, implementing DevSecOps practices, and managing the software lifecycle for large-scale defense projects. The role appeals to professionals seeking to work on cutting-edge aerospace technology with a focus on information superiority and national security. Candidates will gain exposure to modern technologies such as AWS, Docker, Kubernetes, and Kafka within a mission-driven culture that values engineering excellence and innovation. An active TS/SCI security clearance and U.S. citizenship are mandatory requirements for this position.

This onsite Senior Principal Platform Infrastructure as Code Engineer role at RTX supports a critical national defense project in Richardson, Texas. The position involves leading a small technical team to design, modernize, and maintain hybrid-cloud infrastructure solutions using tools like Terraform, Ansible, and Kubernetes. Key responsibilities include developing automation scripts, managing container orchestration, and optimizing build and test pipelines for scalability. The role appeals to engineers seeking to solve complex, meaningful problems that contribute to national security within a collaborative culture rooted in innovation and safety. Candidates must hold an active TS/SCI clearance with polygraph and be U.S. citizens. The position requires on-site work with occasional travel for implementation activities.