Plant Controller

AdvanSix plays a critical role in global supply chains, innovating and delivering essential products for our customers in a wide variety of end markets and applications that touch people’s lives, such as building and construction, fertilizers, plastics, solvents, packaging, paints, coatings, adhesives, and electronics. Our reliable and sustainable supply of quality products emerges from the vertically integrated value chain of our three U.S. based manufacturing facilities. AdvanSix strives to deliver best-in-class customer experiences and differentiated products in the industries of nylon solutions, chemical intermediates, and plant nutrients, guided by our core values of Safety, Integrity, Accountability and Respect.

Please view a short video about our company here, AdvanSix Video. For more information on AdvanSix, please visit our website at http://www.advansix.com

Why work at AdvanSix?

• We provide benefits that are industry competitive and focused on employee well-being

• Total Rewards program includes a competitive compensation, health, dental, vision & wellness programs, paid vacation, 401K with company matching, health savings programs, disability & life insurance, employee assistance program

• Tuition reimbursement for continued education, certifications, training, and development

• Work within a fast paced and innovative company, meeting passionate colleagues and partners with diverse backgrounds and experiences

The Site (Plant) Controller position serves as a business partner to our manufacturing operations in Bucks, AL, and Portsmouth, VA. This role is ideal for a finance professional with strong manufacturing cost accounting experience who thrives on being close to site operations and influencing business decisions.

As Site Controller, you will ensure site cost and financial accuracy, acting as the primary finance partner to site leadership. Reporting to the Finance Director, you will manage standard costing, inventory valuation, absorption modeling, and variance analysis, and lead site budgeting, forecasting, capital investment, and internal controls.

This role involves working directly with site operations. Your success will be measured by your ability to understand and translate site cost drivers into actionable financial insights that support business decisions, evaluate the financial impacts of investments and operating models at the site and drive overall site performance.

What You’ll Do

Financial Reporting, Forecasting & Analysis

• Direct all site-level accounting and financial reporting functions in accordance with GAAP, corporate policy, and time requirements.
• Analyze & interpret monthly financial results (P&L, Balance Sheet), including variance and bridge analysis (Price/Volume/Mix) between actual, AOP, and Forecast with supporting commentary.
• Lead the Annual Operating Plan (AOP) and monthly rolling Forecasts; proactively identifying and communicating Risks & Opportunities (R&O) to site leadership, finance director, and FP&A.
• Champion capital expenditure (CapEx) analysis, including ROI modeling and post-implementation audits; ensure rigorous accounting treatment of CapEx vs. OpEx spend.

Cost Accounting & Manufacturing Finance

• Own the integrity of standard costs (Materials, Labor, and Overhead), ensuring the Bill of Materials (BOM) and Recipe (Routing/Process) are accurately reflected in the system.
• Ensure accurate inventory valuation, absorption, and manufacturing cost capture.
• Lead detailed root‑cause analysis of PPV (Purchase Price Variance), MUV (Material Usage Variance), labor efficiency, and overhead variances.
• Partner with sites to track and reinforce OpEx spend discipline, monitor GR/IR (Goods Receipt/Invoice Receipt) and AP reconciliations, and optimize cash flow and vendor payment relations.

Controls, Inventory & Audit Support

• Manage inventory valuations, ensuring accurate reserves (obsolescence/slow-moving) and leading the annual physical inventory process.
• Oversee fixed assets, depreciation, audits, and site-level controls.
• Lead SOX compliance controls, documentation, and testing.
• Act as primary contact for internal/external auditors

Site Partnership & Operational Support

• Lead site-level financial reviews, facilitating discussions, and providing recommendations to leadership. Partner with leadership to drive a culture of productivity and continuous improvement (Lean/Six Sigma) initiatives.
• Partners cross-functionally and serve as a key finance liaison between the sites and corporate/business finance teams.
• Identify opportunities for financial integration and standardization.

Basic Qualifications:

• Bachelor’s degree in accounting, Finance - CMA, CPA, and/or MBA a plus.
• Minimum 8 years' as site controller or cost manager in a manufacturing environment (Chemical operations a plus), with an emphasis on cost accounting, reporting, and variance analysis.
• Strong analytical and communication skills.
• Curious, self-motivated, and results-oriented, proactive, and able to prioritize meeting deadlines.

Additional Qualifications:

• Manufacturing finance expertise, including cost accounting, standard costing, and inventory valuation
• Strong FP&A capabilities in budgeting, forecasting, financial modeling, and capital analysis
• Hands-on experience with ERP systems (SAP/S4HANA/EPM) and advanced Excel analytics
• Solid understanding of financial controls, audits, and regulatory compliance

The base salary range for this role is $97,200 to 145,800 annually.

We offer a range of market-competitive total rewards that include periodic pay rate adjustments based on market competitiveness. Hired applicants will be eligible for paid holidays, paid time off including vacation, eligibility to purchase company stock, tuition reimbursement, and a 401K with a competitive company match. Certain roles may be eligible for discretionary financial benefits such as incentive pay, equity awards, and participation in a deferred compensation plan.

Hired applicants will be eligible for medical, dental and vision insurance, flexible spending and health savings account eligibility, employer-provided short term disability benefits, eligibility to purchase long term disability benefits, employer-provided basic life insurance and eligibility to purchase voluntary life coverages.

The pay range, incentives and benefits listed above are general guidelines only and not a guarantee of total compensation or benefits. The final offer will depend on multiple factors, including but not limited to, the responsibilities of the job, experience, education, knowledge, skills, and abilities, as well as the job location, applicability of a collective bargaining agreement, length of service, internal equity, and alignment with market data. The incentive pay is dependent on your role, business results and individual performance. All aspects of total rewards offered are subject to the terms and conditions of the specific plans.

At AdvanSix, we are dedicated to building a diverse, inclusive, and authentic workplace, so if you’re excited about this role but your past work experience doesn’t perfectly align with every qualification in the job posting, we encourage you to still apply. You may just be the right candidate for this or other roles.

AdvanSix is an equal opportunity employer. Qualified applicants will be considered without regard to age, race, creed, color, national origin, ancestry, marital status, affectional or sexual orientation, gender identity or expression, disability, nationality, sex, religion, veteran status, or any other protected classification.

To all agencies: Please, no phone calls or emails to any employee of AdvanSix about this opening. All resumes submitted by search firms/employment agencies to any employee at AdvanSix via-email, the internet or in any form and/or method will be deemed the sole property of AdvanSix, unless such search firms/employment agencies were engaged by AdvanSix for this position and a valid agreement with AdvanSix is in place. In the event a candidate who was submitted outside of the AdvanSix agency engagement process is hired, no fee or payment of any kind will be paid.