Cost Accountant

Company: Jireh Semiconductor
Location: Hillsboro
Posted on: February 15, 2026

Job Description:

Job Description Job Description Jireh Semiconductor is looking for an experienced Cost Accountant to join our finance team onsite in Hillsboro, OR. This position will be responsible for Jireh Cost Accounting and Financial Planning & Analysis. They will work to support all Jireh related Accounting functions and assist the Finance Manager on management reports. DUTIES & RESPONSIBILITIES Cost Accounting related: Take responsibilities on Jireh book Accounting activities. Plan Closing Ahead, Review Risk Areas, and Ensure the quality of Financial Closing & the related Schedules. Establish Checklist for Closing and Conduct Effective Review to ensure the required tasks are taken completely, and timely. Ensure compliance to SOX Controls, Update SOX narratives timely. Support relevant project analysis (ROI, Cost analysis, feasibility study) Analyze operation production activities to track manufactory efficiency Work with Jireh manufacturing team to monitor manufactory cost and forecast manufactory cost structure; help to prepare financial analysis reports, such as : Manufactory cost analysis, variance analysis and manufactory cost analysis; Preparing monthly finance book such as- cost variance, manufactory utilization, other relevant financial data; Assist to prepare budget/planning and track Capital investment budget; Collaborate with related departments for supporting information; FP&A related: Support and track all functions Expenses & analysis; and help to prepare these departments Forecast and Budget Communicate with department head and General Manager about their actual spending vs. forecast vs Budget in monthly base; help on tracking and driving cost saving projects Make sure each function annual budget is in line with Corporate development strategy Present financial analysis reports to senior management team to support Operation departments and manufactories needs; such as: Provide suggestions to operation team on cost savings and efficiency improvements. Understand factory's capacity, figure out the bottom neck areas Study and analyze the cost relevant data, such as Yield, Variance, Reserve, Scrap, purchasing price, etc. Offer meaningful financial analysis reports to support department heads understanding company information and make decision, such as Expenses report, Inventory level reports Any ad hoc analysis if necessary Other accounting related: To ensure on time regular monthly and quarterly close activities to meet SOX Control Audit requirements. All SOX PBC and Audit PBC to be completed on the timely basis meeting the deadline for completion. REQUIRED EDUCATION & EXPERIENCE Bachelor's degree or higher in accounting, finance, business administration, or related. 6 years experience in Cost Accounting. Must have advanced Excel skills Basic knowledge of GAAP, including basic accounting concepts, practices and procedure Strong organizational skills in order to prioritize and complete work efficiently Good verbal and written communication skills in English, including the ability to interact with all levels of personnel Flexibility to adapt to changing priorities Attention to detail with an eye for accuracy Motivation and persistence to complete critical tasks in a timely manner PREFERRED QUALIFICATIONS Financial Analysis and Forecasting background is a plus. Working in a fab environment is preferred but not required. About Jireh Semiconductor: COMPANY INFORMATION: Alpha and Omega Semiconductor (AOS) is committed to excellence in design, manufacturing, and responsiveness to our customers through the continued development of new technologies, products and innovative solutions. We bring to the market devices designed to benefit our customers by meeting their product specific needs. Our mission is to bring value to our customers, shareholders and employees. AOS differentiates itself by integrating its Discrete and IC semiconductor process technology, product design, and advanced packaging know-how to develop high performance power management solutions. AOS's portfolio of products targets high-volume applications, including but not limited to portable computers, flat panel TVs, LED lighting, smart phones, battery packs, consumer and industrial motor controls and power supplies for TVs, computers, servers and telecommunications equipment. Jireh Semiconductor, Inc., a wholly owned subsidiary of Alpha and Omega Semiconductor Ltd., is the in-house wafer fab for AOS and is located in Hillsboro, Oregon. *Pay range listed in this job posting is an estimate only, and is not necessarily reflective of actual compensation that may be earned, nor a promise of pay for any specific employee future or past. Offers made are always dependent upon actual experience, education and other factors. EEO Statement: Jireh Semiconductor prohibits discrimination based on race, color, religion, gender, national origin, age, disability, veteran status, marital status, pregnancy, gender expression or identity, sexual orientation or any other legally protected status. Job Posted by ApplicantPro

Keywords: Jireh Semiconductor, Portland , Cost Accountant, Accounting, Auditing , Hillsboro, Oregon