Engineer 2 PBS Engineering and Environmental Inc.Engineer 2Signal Hill, CA$75,000–$95,000 / yearWhat You'll Do: In this role, you'll be directly involved in the design, operation, and optimization of soil and groundwater remediation systems, including: Support and lead soil and groundwater remediation projects from field execution through reporting, working under the oversight of a senior Professional Engineer and in concert with our engineering and field technician team. Fueled by high-quality delivery, exceptional client retention, and strategic acquisitions, Apex Companies continues to rank among the fastest-growing firms in the AEC industry, recently recognized by the Zweig Group for our industry-leading growth.
NewSoftware Engineer | AI & Automation Trace3 IncSoftware Engineer | AI & AutomationCA$121,000–$140,000 / yearJOB SUMMARY: The Software Engineer | AI & Automation is responsible for designing, building, integrating, and deploying software solutions that use artificial intelligence to automate business processes and improve how employees work across the organization. This role works across the full engineering lifecycle-from translating business requirements into technical solutions through development, deployment, monitoring, and continuous improvement.
Principal Embedded Software Engineer Radiant IndustriesPrincipal Embedded Software EngineerEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Serve as the senior technical voice in design reviews, setting the bar for rigor, surfacing systemic risks, and driving decisions that span multiple subsystems and teams.
Senior Thermal Modeling Engineer Radiant IndustriesSenior Thermal Modeling EngineerEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
Mechanical Engineer, Fluid Systems - 2026 New Graduate Radiant IndustriesMechanical Engineer, Fluid Systems - 2026 New GraduateEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
Desktop Engineer Align CommunicationsDesktop EngineerLos Angeles, CaliforniaWork closely with clients possessing varying levels of IT knowledge and provide technical support for users, including issues related to IP phone, desktop, connectivity, and desktop applications (Microsoft Office / O365). Our teams have flawless track records of delivering technical solutions and have established long-standing relationships with an impressive client list of both Global 1000 and SMB clients.
Senior Power Electronics Engineer Radiant IndustriesSenior Power Electronics EngineerEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
Senior Manufacturing Engineer Radiant IndustriesSenior Manufacturing EngineerEl Segundo, CaliforniaRadiant is seeking a highly motivated Senior Manufacturing Engineer who will be working closely with design engineers to innovate on the production of complex mechanisms and structures critical to our microreactor technology. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Senior Test Engineer Radiant IndustriesSenior Test EngineerEl Segundo, CaliforniaPrior experience working as an operator in nuclear environments (e.g., nuclear energy, naval reactors, or radiation-controlled facilities), with familiarity in safety protocols, regulatory compliance, and high-reliability operations. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Senior Structures Engineer Radiant IndustriesSenior Structures EngineerEl Segundo, CaliforniaPerform detailed thermomechanical analysis (static strength, durability/fatigue) and dynamic analysis (vibration, shock) to determine structural integrity (margins of safety) using both hand calculations and finite element tools. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Quality Systems Engineer Radiant IndustriesQuality Systems EngineerEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
Mechanical Engineer, Fluid Systems Radiant IndustriesMechanical Engineer, Fluid SystemsEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
Systems Engineer Radiant IndustriesSystems EngineerEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
Senior Mechanical Engineer – Turbomachinery Rotordynamics Radiant IndustriesSenior Mechanical Engineer – Turbomachinery RotordynamicsEl Segundo, CaliforniaRadiant is seeking a highly motivated Senior Mechanical Engineer, Turbomachinery (Rotordynamics) to join the team responsible for the power generation and primary cooling turbomachinery of our Kaleidos product. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Senior Reactor Operations Engineer Radiant IndustriesSenior Reactor Operations EngineerEl Segundo, CaliforniaPrior experience working as an operator in nuclear environments (e.g., nuclear energy, naval reactors, or radiation-controlled facilities), with familiarity in safety protocols, regulatory compliance, and high-reliability operations. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Senior Equipment Engineer Radiant IndustriesSenior Equipment EngineerEl Segundo, CaliforniaRadiant is seeking a highly motivated Senior Equipment Engineer who will be working closely with design engineers and the manufacturing team to develop and innovate custom equipment to build and assemble our microreactor system. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Certification Engineer Radiant IndustriesCertification EngineerEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Radiant’s unique, practical approach to nuclear development leverages modern software engineering to rapidly deliver safe, factory-built microreactors that use existing, well-qualified materials.
Senior Reactor Systems Engineer Radiant IndustriesSenior Reactor Systems EngineerEl Segundo, CaliforniaPrior experience working as an operator in nuclear environments (e.g., nuclear energy, naval reactors, or radiation-controlled facilities), with familiarity in safety protocols, regulatory compliance, and high-reliability operations. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Reactor Operations Engineer Radiant IndustriesReactor Operations EngineerEl Segundo, CaliforniaPrior experience working as an operator in nuclear environments (e.g., nuclear energy, naval reactors, or radiation-controlled facilities), with familiarity in safety protocols, regulatory compliance, and high-reliability operations. Portable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases.
Senior Mechanisms Engineer Radiant IndustriesSenior Mechanisms EngineerEl Segundo, CaliforniaPortable nuclear power with rapid-deploy capability can replace similar-sized diesel generators and provide critical asset support for hospitals, data centers, remote sites, and military bases. Perform detailed thermomechanical analysis (static strength, durability/fatigue) and kinematic analysis to determine structural integrity and performance margins using both hand calculations and finite element tools.