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Downstream Jobs in California (NOW HIRING)

Kinetic Personnel Group

Downstream Process

Tustin, CA · On-site

Downstream Process Analytics Specialist Industry: Biopharmaceutical CDMO / Biologics Manufacturing Location: Irvine, CA (Onsite) Employment Type: Full-Time Schedule: Monday–Friday | Standard ...

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Downstream information

What is the difference between Downstream vs Upstream?

AspectDownstreamUpstream
Primary FocusRefining, processing, and marketing finished petroleum productsExploring, extracting, and producing crude oil and natural gas
Work EnvironmentRefineries, chemical plants, marketing officesOil rigs, drilling sites, exploration fields
Required CredentialsEngineering degrees, safety certifications, technical trainingGeology, petroleum engineering degrees, safety certifications
Industry UsageRefining and marketing sectors of oil and gas industryExploration and production sectors of oil and gas industry

Downstream and Upstream are two key segments of the oil and gas industry. Downstream involves refining crude oil into usable products and marketing them, while Upstream focuses on exploring and extracting oil and natural gas. Both roles require specialized credentials and operate in different environments, but they are interconnected parts of the energy supply chain.

What is downstream in oil and gas?

Downstream jobs refer to positions involved in the final stages of the oil and gas production process, including refining, distribution, and marketing of petroleum products. Employees in downstream roles work in refineries, chemical plants, or with companies that handle the sale and transportation of finished products like gasoline, diesel, and lubricants. These jobs are essential for ensuring that crude oil and natural gas are transformed into usable products and delivered safely to consumers and businesses.

What are the key skills and qualifications needed to thrive in a downstream oil and gas role?

To thrive in a Downstream Oil & Gas role, you need a strong background in chemical or process engineering, safety protocols, and operational management, often supported by a relevant engineering degree. Familiarity with industry-specific software like Aspen HYSYS, distributed control systems (DCS), and certifications such as OSHA or API are typically required. Attention to detail, problem-solving, and effective communication are crucial soft skills for optimizing processes and ensuring team safety. These competencies are essential for maintaining regulatory compliance, maximizing operational efficiency, and minimizing risks in refining and petrochemical environments.

What are some common challenges faced by professionals working in downstream oil and gas operations?

Professionals in downstream oil and gas operations often encounter challenges such as maintaining strict safety and environmental compliance, adapting to rapidly evolving technologies, and managing complex supply chains. The role typically involves collaborating closely with engineering, logistics, and marketing teams to ensure efficient refining, distribution, and sale of petroleum products. Navigating fluctuating market demands and regulatory requirements can also be demanding, but these challenges offer valuable opportunities for skill development and career advancement within the industry.

What is a downstream job?

A downstream job involves activities related to the transportation, refining, and distribution of oil, gas, or other products after extraction. These roles often include operations in pipelines, refineries, and distribution centers, requiring knowledge of safety protocols and industry regulations.
What are popular job titles related to Downstream jobs in California? For Downstream jobs in California, the most frequently searched job titles are:
What job categories do people searching Downstream jobs in California look for? The top searched job categories for Downstream jobs in California are:
What cities in California are hiring for Downstream jobs? Cities in California with the most Downstream job openings:
Downstream jobs near you
Infographic showing various Downstream job openings in California as of August 2026, with employment types broken down into 93% Full Time, 1% Part Time, and 6% Contract. Highlights an 84% Physical, 4% Hybrid, and 12% Remote job distribution.

Downstream Process

Kinetic Personnel Group

Tustin, CA • On-site

Other

Posted 14 days ago

Job description

Job Title: Downstream Process Analytics Specialist Industry: Biopharmaceutical CDMO / Biologics Manufacturing Location: Irvine, CA (Onsite) Employment Type: Full-Time Schedule: Monday–Friday | Standard Business Hours (Flexibility for manufacturing support as needed) Position Summary Our client, a growing biopharmaceutical CDMO, is seeking a Downstream Process Analytics Specialist to support commercial and clinical manufacturing operations. This role will partner with Manufacturing, Process Development, Quality, and MSAT teams to analyze downstream purification process data, identify trends, optimize manufacturing performance, and support continuous process improvement initiatives. The ideal candidate will have experience working in a GMP biologics manufacturing environment with downstream purification processes and strong analytical and statistical skills. Essential Responsibilities Analyze manufacturing process data from downstream purification operations, including: Chromatography Tangential Flow Filtration (TFF) Viral Filtration Ultrafiltration/Diafiltration (UF/DF) Monitor critical process parameters (CPPs) and critical quality attributes (CQAs). Perform trend analysis using statistical tools to identify process variability and improvement opportunities. Develop dashboards and reports to communicate manufacturing performance metrics. Support investigations involving deviations, CAPAs, and out-of-trend manufacturing results. Collaborate with Manufacturing, MSAT, Process Development, Validation, and Quality teams to improve process robustness. Evaluate process yield, recovery, cycle time, and resin performance. Generate technical reports and present findings to cross-functional teams. Assist with technology transfers and process characterization studies. Support Continued Process Verification (CPV) and Process Performance Qualification (PPQ) activities. Ensure all documentation complies with GMP, FDA, and ICH guidelines. Qualifications Education Bachelor's degree in: Chemical Engineering Biochemistry Biology Biotechnology Biomedical Engineering Biochemical Engineering KPG123

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