Sr Principal Environmental Engineer

RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE REQUIRED FOR START: No CLEARANCE TYPE: Secret TRAVEL: Yes, 25% of the Time Description At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history. Northrop Grumman Defense Systems is seeking a highly motivated and strategic Sr Principal Environmental Engineer to join our Sector EHS team. This position can be located at our Roy, UT; McLean, Virginia; or Huntsville, AL location. This role is critical to our company's success, responsible for developing, managing, and providing governance for our comprehensive environmental compliance programs. You will ensure consistent adherence to federal, state, and local regulations across all our facilities. The ideal candidate is a subject matter expert who can lead complex, multi-site initiatives, interpret evolving regulations to develop forward-looking strategies, and collaborate effectively with site-level teams, corporate leadership, and external agencies to uphold our commitment to environmental stewardship and operational excellence. Key Responsibilities: Program Development & Governance: Develop, implement, and maintain corporate-wide standards, policies, and best practices for environmental compliance in alignment with federal and state regulations. Provide subject matter expertise and strategic guidance to our network of facilities on complex environmental matters. Lead the EHS audit program, conducting compliance assessments at various sites and developing corrective action plans to address findings and mitigate risk. Regulatory Oversight and Support: Air Quality (CAA): Provide expert oversight for air permitting (Title V, NSR) and compliance across multiple facilities. Standardize methodologies for emission inventories and ensure the timely and accurate submittal of compliance certifications and reports. Water Quality (CWA): Oversee compliance with wastewater and stormwater (NPDES/VPDES) permits across the enterprise. Develop standardized Stormwater Pollution Prevention Plan (SWPPP) templates and training modules for deployment at the site level. Waste Management (RCRA): Manage the corporate hazardous waste management program. Serve as a technical resource for waste characterization and oversee the biennial hazardous waste reporting process for all applicable sites. Emergency Planning (SPCC/EPCRA): Provide governance for SPCC plans and manage the enterprise-wide data aggregation and submission process for annual Tier II and Toxic Release Inventory (TRI) reports. Strategic & Regulatory Interface: Support facilities during significant regulatory inspections and lead interactions with agencies (e.g., EPA, state environmental departments) on matters of enterprise-wide significance. Actively track proposed and final environmental regulations, analyze their potential impact on the business, and develop strategic plans for compliance. Advise senior management and legal counsel on environmental risks, compliance status, and strategic EHS initiatives. Qualifications Basic Qualifications: 8 Years of experience with a Bachelor of Science degree in Environmental Science, Chemical Engineering, Civil Engineering, or a closely related technical discipline is required or 6 Years of experience with a Master degree in Environmental Science, Chemical Engineering, Civil Engineering, or closely related technical discipline. A minimum of 8 years of progressive experience in environmental compliance, with a demonstrated history of managing programs across multiple sites. Experience in a corporate or regional EHS role Regulatory Expertise: Authoritative knowledge and practical application of key environmental regulations including CAA, CWA, RCRA, NPDES, SPCC, and EPCRA across various jurisdictions. Proven ability to present complex technical and regulatory information clearly to senior leadership, site teams, and agency representatives. High proficiency in the Microsoft Office Suite (Word, Excel, PowerPoint). Deep experience with EHS management information systems (EMIS) or other environmental databases is highly desirable. A strategic thinker with exceptional problem-solving and analytical skills. Must be able to travel up to 25% Preferred Qualifications: Experience in a corporate or regional EHS role Ability to obtain DoD secret clearance Must be self-directed and capable of leading cross-functional teams and managing enterprise-level projects with a high degree of autonomy. Primary Level Salary Range: $111,700.00 - $193,900.00 The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business. The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates. Northrop Grumman is an Equal Opportunity Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement, please visit U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions. Existing Applicants: Need to update your contact information or email address? Once logged in, click on Candidate Home in the upper right corner and scroll to the bottom of that screen to see buttons for: Update Contact information to update your legal name, address, and phone number Edit Account Settings to edit your email address We are a pioneering company. With careers across all areas: air, cyber, land, sea and space – our 90,000 employees work as one to defend and define the future. Northrop Grumman careers and internships are as varied as your interests, with a lifetime of potential that will give you every opportunity to do your best work. Working together with people from many backgrounds, personal passions and disciplines, we share a drive to push the boundaries of science, technology and engineering to meet the ever evolving needs of our customers worldwide.