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Nivagen Pharmaceuticals

Develops, acquires, and markets generic drugs

Validation Engineer - Pharmaceutical Sterile Manufacturing

Full-Time
$90k - $110k/yr+ Yearly bonus
Junior
Bachelor's
Sacramento, CA, USA
In PersonMust live in or relocate to the Sacramento metropolitan region, within approximately 40 miles.
Biology & BiotechRegulatory & Quality (Life Sciences)

About the job

Requirements
  • Bachelor's degree or Diploma in Pharmaceuticals or a related field.
  • At least 2 years of experience in pharmaceutical manufacturing or validation, focused on sterile manufacturing such as aseptic processing, sterile filling, isolators, or autoclave sterilization.
  • Strong understanding of current Good Manufacturing Practices, FDA, EMA, ISO standards, and other relevant regulatory requirements.
  • Experience with equipment validation, including filling machines, autoclaves, and HVAC systems, and with process validation.
  • Familiarity with validation documentation requirements, including protocol development, execution, and report writing.
  • Excellent technical writing and documentation skills.
  • Strong attention to detail and ability to manage complex technical documentation.
  • Ability to work cross-functionally and manage multiple priorities.
  • Familiarity with data analysis tools and software used for validation testing and reporting, including Excel, Validation Master Plans, and LIMS systems.
  • Knowledge of aseptic processing or sterile manufacturing practices.
  • Must live in or be willing to move to the Sacramento metropolitan region, approximately within a 40-mile radius.
  • Willingness to travel as needed to other manufacturing sites for vendor support.
Responsibilities
  • Perform or oversee Installation Qualification, Operational Qualification, and Performance Qualification of new and existing equipment and systems.
  • Qualify equipment in a sterile manufacturing facility, including aseptic processing, sterile filling, isolators, and autoclave sterilization.
  • Ensure compliance with regulatory requirements for equipment qualification and validation.
  • Prepare and review validation reports to ensure they meet regulatory and company requirements.
  • Maintain traceability of validation activities and ensure validation records are accurately documented, maintained, and stored.
  • Conduct and manage process validation studies to confirm the sterility and quality of pharmaceutical products.
  • Work with production, quality control, and engineering teams to optimize manufacturing processes and ensure consistency and repeatability.
  • Support the development and implementation of new processes, ensuring they are validated according to regulatory requirements.
  • Perform additional tasks assigned by the Validations Lead.
Desired Qualifications
  • Knowledge of cleaning validation.
  • Knowledge of validation equipment such as Kaye validators and temperature and relative-humidity data loggers.

About the company

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Nivagen Pharmaceuticals

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Nivagen Pharmaceuticals develops, acquires, and sells generic prescription drugs and OTC products for the North American market. It leverages global partnerships with FDA-approved manufacturing facilities to deliver high-quality, affordable products and collaborates with the world’s best CROs and CRAMs to develop and manufacture niche generics. The company supports small FDA-qualified manufacturers entering the U.S. market and differentiates itself through its ability to launch new generic products and its strong sales and marketing team, rather than relying on a single manufacturing or development approach. Revenue comes from product development, co-development, acquisitions, in-licensing, and providing sales and marketing services. Nivagen aims to grow its portfolio by forging CRO/CRAM partnerships, acquiring existing products, and expanding its product lineup to capture a larger share of the evolving generic and OTC market in North America.

Company Size

51-200

Company Stage

Growth Equity (Venture Capital)

Total Funding

$26M

Headquarters

Rancho Cordova, California

Founded

2009

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Simplify's Take

What believers are saying

  • PAI acquired Nivagen on January 6, 2026, adding domestic sterile capacity.
  • PAI says the combined pipeline includes 30-plus sterile products for hospitals.
  • Hospitals still face injectable shortages, matching PAI's January 2026 strategy.

What critics are saying

  • California recalled Nivagen atorvastatin on September 24, 2024 after a tablet mix-up.
  • A zinc oxide recall from October 31, 2025 cites ongoing cGMP deviations.
  • FDA lists Nivagen's Sacramento outsourcing facility as uninspected, threatening approval and uptime.

What makes Nivagen Pharmaceuticals unique

  • Nivagen's Sacramento aseptic plant makes IV bags, vials, prefilled syringes, and cartridges.
  • It built over 20 ready-to-use injectables, complementing PAI's oral-liquid franchise.
  • Corbel's 2022 structured investment backed complex injectables and 505(b)(2) development.

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Benefits

  • Health Insurance
  • Dental Insurance
  • Vision Insurance
  • Paid Time Off
  • 401 (k) savings plan

Growth & Insights and Company News

Headcount

6 month growth

6%

1 year growth

1%

2 year growth

-2%
PE Hub
Jan 6th, 2026
Olympus-backed PAI Pharma picks up Nivagen Pharmaceuticals

Olympus-backed PAI Pharma picks up Nivagen Pharmaceuticals. Headquartered in Greenville, South Carolina, PAI is a developer, manufacturer and marketer of oral liquid medicines. * Nivagen operates an aseptic manufacturing facility in Sacramento, California, designed to support the production of IV bags, vials, prefilled syringes, and cartridges * Nivagen was founded in 2009 PAI Pharma, which is backed by Olympus Partners, has acquired Nivagen Pharmaceuticals, Inc, a Sacramento, California-based pharmaceutical company. No financial terms were disclosed. Gain instant access to our expert editorial analysis and in-depth insight. Already have an account? Sign in.

Benzinga
Jan 6th, 2026
PAI Pharma acquires Nivagen to expand US sterile injectable manufacturing amid persistent drug shortages

PAI Pharma, a portfolio company of Olympus Partners, has acquired Nivagen Pharmaceuticals, a California-based pharmaceutical company specialising in ready-to-use sterile injectables. The deal expands PAI's domestic manufacturing capabilities and addresses persistent drug shortages in the US healthcare system. Nivagen operates a state-of-the-art aseptic manufacturing facility in Sacramento, producing IV bags, vials, prefilled syringes and cartridges. The company brings over 20 injectable products to complement PAI's existing sterile portfolio of approximately 10 products in development and four on the market. The acquisition aligns with growing efforts to reshore pharmaceutical production and reduce reliance on foreign supply chains. PAI Pharma was advised by Bourne Partners, Kirkland & Ellis and KPMG, whilst Olympus Partners provided backing for the transaction.

Private Equity Info
Aug 22nd, 2022
Corbel Capital Partners invests into Nivagen Pharmaceuticals, Inc.

Corbel Capital Partners invested in Nivagen Pharmaceuticals (Sacramento, CA, US), a specialty pharmaceuticals business that develops and sells generic and branded prescription drugs.