Jobs at R. JACK BALTHAZAR, INC.

The HVAC/R Branch Manager role leads a team of technicians installing and maintaining commercial heating, ventilation, and refrigeration systems within the Southern California region. Key responsibilities include recruiting and training staff, scheduling field operations, ensuring safety compliance, and managing departmental budgets to drive profitability. The position appeals to candidates seeking a leadership opportunity within a recognized top workplace that values employee growth through tuition reimbursement and comprehensive benefits. The role requires a blend of technical expertise and management skills, offering a dynamic environment with opportunities for professional development and a supportive company culture.

This full-time HVAC/R Service Technician 3 role focuses on light commercial maintenance and repair for a diverse portfolio of cooling and heating systems. The position involves troubleshooting and servicing equipment such as air conditioners, heat pumps, commercial furnaces, and refrigeration units including walk-in coolers and ice machines. Key responsibilities include performing preventative maintenance, diagnosing mechanical issues, and ensuring safe operation of complex systems like boilers and compressors. The role is appealing due to the company's recognition as a top workplace, offering year-round diverse projects that foster continuous learning and career growth. Employees benefit from extensive paid training, comprehensive health coverage, and a supportive culture that values stability and professional development. The position requires a valid driver's license and involves field work across various commercial sites.

This full-time Senior R&D Test Technician role is based onsite in Anoka, Minnesota, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires an individual with HVAC and electromechanical background to collaborate closely with engineers on building prototypes and configuring complex test rigs. Key responsibilities include assembling and modifying liquid cooling components, operating laboratory instrumentation to run experimental tests, and collecting performance data for iterative design improvements. The role appeals to candidates seeking a hands-on environment where they can apply their expertise in pumps, sensors, and refrigeration systems to advance high-performance computing technology. The company offers a comprehensive benefits package including retirement matching and an ESOP, providing a stable career path within a collaborative engineering team focused on innovative cooling solutions.

The Senior R&D Test Technician role supports early-stage development of electrical enclosures and liquid cooling systems for high-performance computing applications. Based onsite in Anoka, Minnesota, the position requires close collaboration with engineers to assemble prototypes, configure test rigs, and execute experimental trials on pumps, sensors, and cooling loops. Key responsibilities include operating laboratory instrumentation, collecting performance data, troubleshooting system modifications, and maintaining a safe, organized lab environment. This opportunity appeals to candidates with HVAC or electromechanical backgrounds seeking to apply their expertise in a dynamic research setting. The role offers a collaborative culture focused on innovation, comprehensive benefits including retirement matching, and the chance to contribute directly to cutting-edge data center technology.

This full-time Senior R&D Test Technician role is based onsite in Anoka, Minnesota, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires a candidate with an HVAC background and electromechanical testing experience to collaborate closely with engineers on prototype builds and experimental validation. Key responsibilities include assembling and modifying liquid cooling components, configuring test rigs with pumps and sensors, operating laboratory instrumentation, and collecting performance data for iterative design improvements. The role appeals to technicians seeking to work in a hands-on R&D environment focused on high-performance computing solutions. The company offers a comprehensive benefits package including medical, dental, vision, retirement matching, and an employee stock ownership plan.

This full-time Senior R&D Test Technician role is based onsite in Anoka, MN, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires close collaboration with engineers to build prototypes, assemble test setups, and execute experimental testing for high-performance computing applications. Key responsibilities include configuring test rigs with pumps and sensors, operating laboratory instrumentation, and performing hands-on troubleshooting and mechanical modifications on cooling loops. The role is particularly appealing for candidates with HVAC or electromechanical backgrounds seeking to work in a dynamic R&D environment focused on innovative thermal management solutions. The company offers a comprehensive benefits package including retirement matching and an employee stock ownership plan, providing a stable career path for skilled technicians.

This full-time Senior R&D Test Technician role is based onsite in Anoka, MN, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires an individual with HVAC and electromechanical experience to collaborate closely with engineers on prototype assembly and experimental testing. Key responsibilities include building and configuring test rigs with pumps and sensors, operating laboratory instrumentation to collect performance data, and fabricating mechanical assemblies for liquid cooling loops. The role appeals to candidates seeking a hands-on environment where they can apply their technical skills to cutting-edge data center technologies. The company offers a comprehensive benefits package including health insurance, retirement matching, and an ESOP, providing a stable career path within a collaborative engineering team.

This full-time Senior R&D Test Technician role is based onsite in Anoka, MN, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires a candidate with HVAC and electromechanical background to collaborate closely with engineers on building prototypes and configuring complex test rigs. Key responsibilities include assembling and modifying cooling system components, operating laboratory instrumentation to run experimental tests, and collecting performance data for iterative design improvements. The role appeals to hands-on technicians seeking to work in a dynamic R&D environment focused on high-performance computing solutions. The company offers a comprehensive benefits package including retirement matching and an ESOP, providing a stable career path within a collaborative engineering team.

This full-time Senior R&D Test Technician role is based onsite in Anoka, MN, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires a candidate with an HVAC background and electromechanical testing experience to collaborate closely with engineers on prototype builds and experimental validation. Key responsibilities include assembling and modifying cooling system components, configuring test rigs with pumps and sensors, operating laboratory instrumentation, and collecting performance data. The role appeals to technicians seeking to work on cutting-edge high-performance computing technology within a collaborative R&D environment. The company offers a comprehensive benefits package including health insurance, retirement matching, and an employee stock ownership plan.

This full-time Senior R&D Test Technician role is based onsite in Anoka, MN, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires an individual with HVAC and electromechanical background to collaborate closely with engineers on building prototypes and configuring complex test rigs. Key responsibilities include assembling and modifying cooling system components, operating laboratory instrumentation to run experimental tests, and collecting precise performance data. The role appeals to candidates seeking a hands-on environment where they can apply their expertise in pumps, sensors, and plumbing to advance high-performance computing technology. The company offers a comprehensive benefits package including retirement matching and an ESOP, providing a stable career path within a collaborative engineering team.

This full-time Senior R&D Test Technician role is based onsite in Anoka, Minnesota, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires an individual with HVAC and electromechanical experience to collaborate closely with engineers on building prototypes and running experimental tests. Key responsibilities include assembling and modifying cooling system components, configuring test rigs with pumps and sensors, operating lab instrumentation, and collecting performance data. The role appeals to candidates seeking hands-on work in a research environment focused on high-performance computing solutions. The company offers a comprehensive benefits package including health insurance, retirement matching, and an ESOP, providing a stable career path within a collaborative engineering team.

This full-time Senior R&D Test Technician role is based onsite in Anoka, Minnesota, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires a candidate with an HVAC background to collaborate closely with engineers in building prototypes, assembling test setups, and conducting experimental trials on pumps, tubing, and cooling components. Key responsibilities include configuring lab rigs, operating precision instrumentation to collect performance data, and performing hands-on troubleshooting and mechanical modifications. The role appeals to technicians seeking to apply their electromechanical expertise in a dynamic research environment focused on high-performance computing solutions. The company offers a comprehensive benefits package including retirement matching and stock ownership, providing a stable career path for skilled professionals in a collaborative engineering team.

This full-time Senior R&D Test Technician role is based onsite in Anoka, Minnesota, supporting early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires an individual with HVAC and electromechanical background to collaborate closely with engineers on building prototypes and running experimental tests. Key responsibilities include assembling and modifying cooling system components, configuring test rigs with pumps and sensors, and operating lab equipment to collect performance data. The role appeals to candidates seeking hands-on work in a dynamic R&D environment focused on high-performance computing solutions. The company offers a comprehensive benefits package including retirement matching and an ESOP, providing a stable career path for skilled technicians in a collaborative engineering team.

This full-time Senior R&D Test Technician role is based onsite in Anoka, Minnesota, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires close collaboration with engineers to build prototypes, assemble test setups, and execute experimental testing for high-performance computing applications. Key responsibilities include fabricating mechanical assemblies, configuring test rigs with pumps and sensors, operating lab instrumentation, and collecting performance data while maintaining a safe laboratory environment. The role is particularly appealing for candidates with HVAC or electromechanical backgrounds seeking to apply their skills in an innovative R&D setting. The company offers a comprehensive benefits package including health insurance, retirement matching, and an employee stock ownership plan, providing a stable and rewarding career path for technical professionals.

The Senior R&D Test Technician role supports early-stage development of electrical enclosures for high-density liquid cooling systems within an engineering team in Anoka, Minnesota. Key responsibilities include assembling and modifying prototype components, configuring test rigs with pumps and sensors, and conducting experimental lab tests to evaluate system performance. The position requires hands-on electromechanical expertise, particularly with HVAC and liquid cooling technologies. This opportunity appeals to candidates seeking a collaborative environment where they can directly contribute to innovative high-performance computing solutions. The role is fully onsite and offers a comprehensive benefits package including retirement matching and stock ownership.

This full-time Senior R&D Test Technician role is based onsite in Anoka, MN, supporting the early-stage development of electrical enclosures for high-density liquid cooling systems. The position requires a candidate with an HVAC background and electromechanical testing experience to collaborate closely with engineers on prototype builds and experimental validation. Key responsibilities include assembling and modifying cooling system components, configuring test rigs with pumps and sensors, operating laboratory instrumentation, and collecting performance data. The role appeals to technicians seeking to work in a hands-on R&D environment focused on high-performance computing solutions. The company offers a comprehensive benefits package including medical coverage, retirement matching, and an ESOP plan.

This independent contractor role engages experienced pharmaceutical professionals to build realistic digital workspaces for training advanced AI agents in R&D settings. The position involves creating high-fidelity environments that mirror daily workflows, designing complex multi-step tasks using industry-standard tools, and collaborating with teams to validate scenario rigor. Key responsibilities include simulating drug discovery, clinical development, and regulatory processes while contributing to AI benchmarking. The opportunity appeals to experts seeking to shape next-generation AI systems in regulated research without compromising confidentiality. It offers a fully remote, asynchronous work arrangement with flexible scheduling, allowing specialists to leverage their background in biotech or academic research to influence how AI operates in the pharmaceutical industry.

This full-time Physical Medicine and Rehabilitation physician role is based at Dignity Health Medical Group in coastal Santa Cruz, California. The position involves managing a mixed practice that includes a 20-bed CARF-certified Acute Rehabilitation Unit and a busy outpatient consult service. Key responsibilities include providing patient-centered care, collaborating with a collegial team of physicians and advanced practice providers, and precepting future residents. The opportunity is appealing due to the autonomous work environment, dedicated support staff, and the unique chance to serve as the area's sole provider for general rehabilitation. The role offers a balanced schedule with a 1:5 hospital call rotation and is situated in a vibrant community known for its outdoor lifestyle and proximity to the San Francisco Bay Area.

This entry-level R&D Software Engineer role focuses on VLSI physical design within NVIDIA's hardware innovation team. The position involves developing advanced C++ algorithms to optimize chip performance, power consumption, and frequency through techniques like gate-level sizing, buffering, and incremental place and route. Key responsibilities include inventing new optimization engines that fuse independent design tools and collaborating directly with design teams to deploy solutions. The role is appealing due to the high intellectual freedom to explore cutting-edge processes without legacy constraints, the opportunity to work at the intersection of machine learning and hardware, and the chance to see software contributions directly realized in world-class AI hardware. The position is based on-site and targets recent graduates with a Master's or PhD in Electrical Engineering or Computer Science.

This full-time Electrical Engineer role supports Deep Sky's R&D team in designing and integrating electrical systems for direct air capture facilities in Los Angeles. Key responsibilities include developing high-power electronics and control systems, creating P&ID diagrams, and leading prototyping, testing, and debugging of hardware-in-the-loop digital twins. The position appeals to engineers passionate about combating climate change through hands-on work with cutting-edge technology in a fast-paced, mission-driven environment. The role requires onsite presence with occasional travel and offers opportunities for professional growth within a dynamic team focused on achieving net-zero emissions.

The Pharmacy Accounts Receivable Specialist role supports the Outpatient Pharmacy department by managing revenue cycles and optimizing financial performance. Key responsibilities include processing claims, monitoring accounts receivable aging, reconciling cash with corporate accounting, and serving as the primary contact for payers and pharmacy benefit managers. The specialist also conducts routine audits, ensures compliance with documentation standards, and tracks DIR fees to mitigate revenue risks. This position appeals to candidates seeking a specialized role within a collaborative healthcare environment that values accuracy and financial stewardship. The role requires an associate's degree in accounting or business management, a Vermont pharmacy technician license, and at least three years of experience in claims reconciliation.

This full-time technician role at Total Mechanical Service involves troubleshooting, diagnosing, and repairing commercial HVAC, refrigeration, and kitchen equipment across Central and Southern Illinois, Indiana, and Missouri. Key responsibilities include performing preventative maintenance inspections, responding to emergency service calls, managing service vehicles, and maintaining professional communication with customers and dispatchers. The position offers a company vehicle, cell phone, and comprehensive benefits including medical coverage, 401k matching, and paid time off. The role is appealing due to the opportunity for technical training, a stable customer base, and a Town Shares program that allows employees to share in the company's long-term financial success. The work arrangement requires travel to customer locations with participation in an on-call rotation schedule.