Environmental Manager

Castelion Corporation•Torrance, CA

6d•Onsite

About The Position

The Environmental Manager is responsible for building and leading Castelion's company-wide environmental function as part of the Environmental, Health & Safety (EHS) organization. Serving as the company's primary environmental subject matter expert, this role establishes the environmental strategy, develops company-wide policies, standards, and management systems, leads environmental permitting efforts, and provides technical guidance on environmental compliance across all operating locations. Working closely with Site EHS Managers, Engineering, Manufacturing, Facilities, Test Operations, Supply Chain, and Program Management, this individual integrates environmental requirements into facility planning, process design, operational readiness, manufacturing, testing, and expansion projects. The Environmental Manager develops practical, risk-based environmental solutions that enable operational execution while meeting environmental obligations and building the environmental function to support Castelion's continued growth.

Requirements

Bachelor's degree in Environmental Engineering, Environmental Science, Chemical Engineering, Civil Engineering, or a related technical discipline.
10+ years of progressive leadership and technical environmental experience supporting manufacturing, aerospace, defense, semiconductor, chemical processing, or other complex industrial operations.
Demonstrated experience developing and implementing Environmental Management Systems (EMS), including programs aligned with ISO 14001 principles.
Extensive knowledge of federal, state, and local environmental regulations governing industrial operations.
Demonstrated experience obtaining, maintaining, and managing environmental permits and regulatory compliance programs.
Experience supporting environmental due diligence for new facilities, property acquisitions, leases, or facility expansions.
Experience managing hazardous waste programs, including characterization and management of complex or unique hazardous waste streams.
Demonstrated ability to interpret environmental regulations and translate them into practical, risk-based operational solutions.
Excellent written and verbal communication skills, with the ability to communicate complex environmental and regulatory concepts to technical and non-technical audiences.
Highly organized with exceptional attention to detail and the ability to manage multiple priorities in a fast-paced environment.
Strong project management, critical thinking, and problem-solving skills.
Proven ability to build collaborative relationships, influence cross-functional teams, and drive environmental initiatives from concept through implementation.
Ability to thrive in a fast-paced, high-growth environment while balancing strategic priorities with day-to-day operational support.
Willingness to travel between company operating locations as needed.
U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance.
Ability to obtain and maintain a U.S. government–issued security clearance is required.

Nice To Haves

Demonstrated experience developing and managing complex air quality permitting programs, including preparation, negotiation, modification, and ongoing compliance for major industrial operations.
Demonstrated experience permitting complex manufacturing or industrial operations under one or more of the following regulatory agencies: SCAQMD, TCEQ, and/or NMED
Experience supporting greenfield facility development, manufacturing startups, or major facility expansions from planning through operational readiness.
Experience supporting aerospace, defense, propulsion, energetics, or other high-consequence manufacturing environments.
Experience with emissions inventories, air dispersion modeling, and long-term air permitting strategy.
Certified Hazardous Materials Manager (CHMM)
Registered Environmental Manager (REM)
Qualified Environmental Professional (QEP)
Professional Engineer (PE)

Responsibilities

Lead and continuously improve Castelion's environmental function in support of company growth.
Establish environmental strategy, governance, and management systems aligned with business objectives.
Serve as the company's primary environmental subject matter expert, providing technical guidance to leadership and Site EHS Managers.
Develop environmental performance metrics and drive continuous improvement across all operating locations.
Build and mentor a scalable environmental organization as the company grows.
Develop permitting strategies that support new facilities, manufacturing operations, testing, and future expansion.
Lead environmental due diligence for new sites, acquisitions, leases, and development projects.
Manage environmental permits and regulatory approvals throughout their lifecycle.
Build productive relationships with environmental regulatory agencies and coordinate consultant support.
Monitor emerging regulatory requirements and advise leadership on business impacts.
Develop, implement, and oversee company-wide environmental programs, including: Air quality compliance and permitting, Hazardous waste management, Industrial stormwater (SWPPP), SPCC, wastewater, and EPCRA compliance, Environmental inspections, monitoring, and regulatory reporting, Environmental Management Systems (EMS) aligned with ISO 14001 principles.
Partner with Engineering, Manufacturing, Facilities, and Operations to integrate environmental requirements into projects and production.
Support site selection, facility design, startup, commissioning, and operational readiness activities.
Evaluate environmental impacts associated with new processes, equipment, chemicals, and production changes.
Identify permitting and compliance requirements early to support efficient project execution.
Provide practical environmental solutions that enable innovation and operational success.
Lead environmental audits, assessments, and regulatory inspections.
Investigate environmental incidents and drive corrective and preventive actions.
Assess environmental risks and recommend mitigation strategies for existing and future operations.
Promote lessons learned, pollution prevention, and environmental stewardship throughout the organization.