Sr. Service Technical Training Instructor (El Segundo, CA) RivianSr. Service Technical Training Instructor (El Segundo, CA)El Segundo, California$107,800–$142,900 / yearFull timeRivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Rivian may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian affiliates; and (iii) Rivian’s service providers, including providers of background checks, staffing services, and cloud services.
Senior Mechanical Engineer Salas O'BrienSenior Mechanical EngineerTustin, CaliforniaOur specialized experience includes design for data centers, healthcare, science and technology, high-rise buildings, clean energy, education, and other building types as well as structural and building sciences, infrastructure asset management, advanced robotics, and more. Our technical expertise is paired with an exceptional team of business development, human resources, finance and accounting, information technology, and marketing professionals, all of whom play a key role in bringing our commitments to life every day.
Senior Global Supply Manager, Chassis Structures RivianSenior Global Supply Manager, Chassis StructuresIrvine, California$107,800–$134,800 / yearFull timeRivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Rivian may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian affiliates; and (iii) Rivian’s service providers, including providers of background checks, staffing services, and cloud services.
Senior Estimator Webcor Builders, Inc.Senior EstimatorLos Angeles, CA$170,000–$195,000 / yearThis position manages and performs a variety of estimating duties including quantity take- offs, database input, coordination of bid documents for distribution to Subcontractors, and research of product data and suppliers. The Senior Estimator position prepares detailed cost estimates for proposed new construction projects involving both competitive bid and negotiated type work.
Middle Market Senior Relationship Manager Tri Counties BankMiddle Market Senior Relationship ManagerIrvine, CA$154,000–$220,000 / yearEstablished in 1975, Tri Counties Bank is a wholly-owned subsidiary of TriCo Bancshares (NASDAQ: TCBK) headquartered in Chico, California with corporate offices in Roseville, South San Francisco, and Bakersfield, with assets of nearly $10 billion and 50 years of financial stability. Tri Counties Bank is dedicated to providing exceptional service for individuals and businesses throughout California with more than 75 locations, advanced mobile and online banking, and access to approximately 40,000 surcharge-free ATMs nationwide.
Sr. Banking Advisor Northern TrustSr. Banking AdvisorLos Angeles, CA$158,010–$268,640 / yearAs a global leader in innovative wealth management, asset servicing, asset management and banking services, Northern Trust (Nasdaq: NTRS) is proud to guide the world's most successful individuals, families, corporations and institutions. Manages complex wealth management banking credit and treasury management client relationships and identifies opportunities external to banking in the areas of investment and fiduciary.
Senior Technical Recruiter Mesh Optical TechnologiesSenior Technical RecruiterGardena, California$90,000–$130,000 / yearScaling a vertically integrated optical hardware factory means hiring exceptional engineers across photonics, electrical, mechanical, firmware, manufacturing, and test—fast, and at a level of technical quality that matches the precision of the products we build. Source candidates proactively, including passive talent who are not actively looking—often the strongest candidates for hard-to-fill photonics, RF, and precision hardware roles require creative outreach.
Senior Payroll Tax Analyst Fox CorporationSenior Payroll Tax AnalystLos Angeles, CA$39.75–$43.27 / hourReconcile all tax and wage amounts for multiple legal entities monthly, quarterly, and annually between the payroll system and third-party tax service including reconciliation of W-2s to payroll tax reports and the quarterly 941 returns to W-2 totals. You will drive efficiencies through creative problem-solving and analysis as you work with large volumes of complex data to draw conclusions that identify process improvements and automations, improving accurate and timely tax payments and filings.
Senior Process Engineer Mesh Optical TechnologiesSenior Process EngineerGardena, California$140,000–$180,000 / yearOwn development of wafer prep and die-level packaging processes: bumping, dicing, sub-micron precision bonding, sub-micron optical alignment, flip-chip die bonding, wire-bonding, dispense, fully-automated final assembly and associated materials. Our products require semiconductor-grade packaging processes—bumping, dicing, precision bonding, optical alignment, and automated assembly—executed at yield levels and volumes that demand real process engineering discipline.
Senior Test Engineer, Mechanical/Fluids Radiant NuclearSenior Test Engineer, Mechanical/FluidsEl Segundo, CADesired Qualifications & Skills: Prior experience working as an operator in fast-paced test environments (e.g., rocket engine testing, turbopump testing, component level testing), with familiarity in safety protocols, and high-reliability operations, high pressure gases, safety engineering (FMECAs, Keep-out Zone). You will collaborate with a multidisciplinary team to translate complex hardware and software designs into clear, executable test operations, with encompassing test procedures that will efficiently and safely execute test, commissioning, and operational activities.
Senior Thermal Modeling Engineer Radiant NuclearSenior Thermal Modeling EngineerEl Segundo, CAPortable 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 Project Engineer Webcor Builders, Inc.Senior Project EngineerLos Angeles, CA$115,000–$127,000 / yearSpecific vision abilities required by this job include close vision, peripheral vision, depth perception, and the ability to adjust focus Performing this job requires use of hands to finger, handle, or feel objects, tools or controls, sit, talk, hear, stand, climb, balance, stoop, kneel, crouch, or crawl While performing the duties of this job, the employee regularly works on-site at the construction work site where the employee is exposed to moving mechanical parts; high precarious places; fumes or airborne particles; outside weather conditions and risk of electrical shock The noise in these work environments is usually moderate to very loud. Performance of the required duties will require physical ability to climb permanent and temporary stairs, passenger use of construction personnel hoists, ability to climb ladders and negotiate work areas under construction.
Sr. Service Engineer, Low Voltage Electrical RivianSr. Service Engineer, Low Voltage ElectricalIrvine, California$107,800–$134,800 / yearFull timeRivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Rivian may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian affiliates; and (iii) Rivian’s service providers, including providers of background checks, staffing services, and cloud services.
Sr. Fluid Dynamics, Attributes Engineer RivianSr. Fluid Dynamics, Attributes EngineerIrvine, California$121,500–$151,900 / yearFull timeRivian may use your Candidate Personal Data for the purposes of (i) tracking interactions with our recruiting system; (ii) carrying out, analyzing and improving our application and recruitment process, including assessing you and your application and conducting employment, background and reference checks; (iii) establishing an employment relationship or entering into an employment contract with you; (iv) complying with our legal, regulatory and corporate governance obligations; (v) recordkeeping; (vi) ensuring network and information security and preventing fraud; and (vii) as otherwise required or permitted by applicable law. Rivian may share your Candidate Personal Data with (i) internal personnel who have a need to know such information in order to perform their duties, including individuals on our People Team, Finance, Legal, and the team(s) with the position(s) for which you are applying; (ii) Rivian affiliates; and (iii) Rivian’s service providers, including providers of background checks, staffing services, and cloud services.
Senior Structures Engineer Radiant NuclearSenior Structures EngineerEl Segundo, CAPerform 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.
Senior Manager, Applied Science ViantSenior Manager, Applied ScienceIrvine, CA$180,000–$220,000 / yearViant uniquely combines proprietary content intelligence, household-level identity resolution, and person-level attention signals to connect advertisers with real customers and drive measurable outcomes across the open internet. Apply advanced machine learning techniques, including supervised learning and causal inference, to solve problems such as content demand forecasting, incremental value measurement, and personalization.
Senior Electrical Engineer Mesh Optical TechnologiesSenior Electrical EngineerGardena, California$150,000–$185,000 / yearWe are seeking a Senior Electrical Engineer to lead electrical development across the platform—owning architecture, design, and validation of complex high-speed PCB assemblies while building the evaluation and test infrastructure required to release products to production. Architect and design complex multilayer PCB assemblies for high-speed optical hardware, including power distribution, high-speed serial interfaces, control and monitoring circuits, and debug access.
Senior Mechanisms Engineer Radiant NuclearSenior Mechanisms EngineerEl Segundo, CAPortable 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.
Sr. Project Manager - Data Centers Thermal Engineering InternationalSr. Project Manager - Data CentersLa Palma, CA$115,000–$170,000 / yearAdditionally, we are looking for someone who is passionate about project management and committed to achieving excellence in all project deliverables while developing strong teams and fostering a collaborative work environment. To provide greater transparency to candidates, we include base pay ranges for all US-based job postings that encompass all potential locations and levels for the open positions.
Senior Electrical Engineer, Integration & Test Radiant NuclearSenior Electrical Engineer, Integration & TestEl Segundo, CARadiant is seeking a Senior Electrical Engineer to lead the design, build, and maintenance of Radiant's electrical test infrastructure for Kaleidos, Radiant's commercial microreactor unit targeted for deployment in 2028. 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.