Applied Optoelectronics, Inc.
Sugar Land, Texas
Job Description Job Description About AOI Applied Optoelectronics, Inc. (AOI) is a leading developer and manufacturer of advanced optical, semiconductor, and HFC networking products that support AI datacenters, cable broadband, telecom, FTTH, and fiber access networks around the world. Headquartered in Sugar Land, Texas, AOI is a vertically integrated company that designs and manufactures products ranging from semiconductor laser chips and optical components to high-speed optical transceivers and HFC networking equipment. AOI's operations include semiconductor chip R&D in Sugar Land, dedicated cable and fiber product R&D in Atlanta, and manufacturing operations across Texas, Taiwan, and mainland China. Publicly traded on the Nasdaq (AAOI), AOI is actively expanding its U.S.-based manufacturing operations in Sugar Land to meet accelerating demand in the AI datacenter market. Summary The Purchasing Specialist is responsible for supporting the procure-to-pay (P2P) process by ensuring the accurate and timely review, reconciliation, and resolution of supplier invoices. This position serves as the primary liaison between suppliers, Accounts Payable, Purchasing Buyers, and internal stakeholders to resolve invoice discrepancies, coordinate Purchase Order revisions, and facilitate timely payment processing. This role is responsible for reviewing supplier invoices for accuracy, obtaining revised invoices and credit memos when needed, coordinating with buyers to update purchase orders, monitoring payment status and payment schedules, and ensuring compliance with company purchasing policies and procedures. In addition, the Purchasing Specialist supports financial and operational reporting by preparing payment projection reports, monitoring shipping costs, and performing data entry to ensure the accuracy and integrity of procurement records. This position plays a critical role in maintaining strong vendor relationships, minimizing payment delays, and supporting efficient procurement operations through effective cross-functional collaboration. Job Responsibilities Review supplier invoices against purchase orders, receiving records, quotes, and supporting documentation. Resolve invoice and purchase order discrepancies by determining ownership and coordinating corrections across Procurement, Accounts Payable, suppliers, Receiving, and other stakeholders. Communicate directly with suppliers to obtain corrected invoices, credit memos, statements, and other required information. Monitor open invoices, supplier credits, unresolved discrepancies, and payment status to reduce avoidable delays. Prepare payment projections, invoice-status reports, freight reports, and other procurement-related reporting. Maintain accurate data in SAP, Excel, and applicable purchasing or financial systems. Escalate significant pricing issues, supplier disputes, policy exceptions, or matters outside assigned authority to Procurement Leadership. Identify recurring issues and recommend practical improvements to purchasing and invoice-resolution processes. Support audits, supplier onboarding, reporting, and other procurement projects as assigned. Qualifications Candidates must be authorized to work in the United States. Visa sponsorship is not available for this position. Required Bachelor's degree in Supply Chain Management, Business Administration, Finance, Accounting, Operations, or a related field. 1-3 years of experience in purchasing, procurement, supply chain, accounts payable, or a related function. Relevant internship or cooperative education experience may be considered. Working knowledge of purchase orders, invoices, receiving records, payment terms, and supplier transactions. Ability to review transaction details, identify discrepancies, resolve routine issues, and escalate matters appropriately. Strong written and verbal communication skills, including professional communication with suppliers and internal stakeholders. Strong organizational skills, follow-through, and attention to detail, with the ability to independently manage multiple open items and deadlines. Proficiency in Microsoft Office applications, particularly Excel. Preferred Experience with SAP, SAP S/4HANA, or another ERP system. Experience with invoice reconciliation, three-way matching, purchase order maintenance, or supplier statement review. Experience in a manufacturing, semiconductor, electronics, or technology environment. Location & Work Environment This is a full-time, onsite position based at AOI's Sugar Land, Texas campus, a combined office, warehouse, and manufacturing environment.Typical business hours are Monday through Friday, 9:00 a.m. to 6:00 p.m. CT, with flexibility required during peak payment cycles, audits, and other business-critical periods. Why AOI? In addition to competitive salary, AOI offers: Flexible and competitive health benefits, including medical, dental, and vision plans designed to meet individual and family needs Employer matching on 401(k) deferrals Generous PTO policy, with unused PTO payout at end of the year Relocation packages available within the United States. Applied Optoelectronics, Inc. (AOI) is committed to providing equal opportunity in all of our employment practices, including hiring, placement, promotion, training, transfer and compensation, to all qualified applicants and employees without regard to race, color, national origin, citizenship, religion, sex, veteran status, age, disability, marital status, or any other category protected by State or Federal law. Moreover, we endeavor to treat our employees fairly. We do not accept unsolicited proposals from third-party recruiters or agencies. Contacting hiring managers directly may result in disqualification of submissions.
Job Description Job Description About AOI Applied Optoelectronics, Inc. (AOI) is a leading developer and manufacturer of advanced optical, semiconductor, and HFC networking products that support AI datacenters, cable broadband, telecom, FTTH, and fiber access networks around the world. Headquartered in Sugar Land, Texas, AOI is a vertically integrated company that designs and manufactures products ranging from semiconductor laser chips and optical components to high-speed optical transceivers and HFC networking equipment. AOI's operations include semiconductor chip R&D in Sugar Land, dedicated cable and fiber product R&D in Atlanta, and manufacturing operations across Texas, Taiwan, and mainland China. Publicly traded on the Nasdaq (AAOI), AOI is actively expanding its U.S.-based manufacturing operations in Sugar Land to meet accelerating demand in the AI datacenter market. Summary The Purchasing Specialist is responsible for supporting the procure-to-pay (P2P) process by ensuring the accurate and timely review, reconciliation, and resolution of supplier invoices. This position serves as the primary liaison between suppliers, Accounts Payable, Purchasing Buyers, and internal stakeholders to resolve invoice discrepancies, coordinate Purchase Order revisions, and facilitate timely payment processing. This role is responsible for reviewing supplier invoices for accuracy, obtaining revised invoices and credit memos when needed, coordinating with buyers to update purchase orders, monitoring payment status and payment schedules, and ensuring compliance with company purchasing policies and procedures. In addition, the Purchasing Specialist supports financial and operational reporting by preparing payment projection reports, monitoring shipping costs, and performing data entry to ensure the accuracy and integrity of procurement records. This position plays a critical role in maintaining strong vendor relationships, minimizing payment delays, and supporting efficient procurement operations through effective cross-functional collaboration. Job Responsibilities Review supplier invoices against purchase orders, receiving records, quotes, and supporting documentation. Resolve invoice and purchase order discrepancies by determining ownership and coordinating corrections across Procurement, Accounts Payable, suppliers, Receiving, and other stakeholders. Communicate directly with suppliers to obtain corrected invoices, credit memos, statements, and other required information. Monitor open invoices, supplier credits, unresolved discrepancies, and payment status to reduce avoidable delays. Prepare payment projections, invoice-status reports, freight reports, and other procurement-related reporting. Maintain accurate data in SAP, Excel, and applicable purchasing or financial systems. Escalate significant pricing issues, supplier disputes, policy exceptions, or matters outside assigned authority to Procurement Leadership. Identify recurring issues and recommend practical improvements to purchasing and invoice-resolution processes. Support audits, supplier onboarding, reporting, and other procurement projects as assigned. Qualifications Candidates must be authorized to work in the United States. Visa sponsorship is not available for this position. Required Bachelor's degree in Supply Chain Management, Business Administration, Finance, Accounting, Operations, or a related field. 1-3 years of experience in purchasing, procurement, supply chain, accounts payable, or a related function. Relevant internship or cooperative education experience may be considered. Working knowledge of purchase orders, invoices, receiving records, payment terms, and supplier transactions. Ability to review transaction details, identify discrepancies, resolve routine issues, and escalate matters appropriately. Strong written and verbal communication skills, including professional communication with suppliers and internal stakeholders. Strong organizational skills, follow-through, and attention to detail, with the ability to independently manage multiple open items and deadlines. Proficiency in Microsoft Office applications, particularly Excel. Preferred Experience with SAP, SAP S/4HANA, or another ERP system. Experience with invoice reconciliation, three-way matching, purchase order maintenance, or supplier statement review. Experience in a manufacturing, semiconductor, electronics, or technology environment. Location & Work Environment This is a full-time, onsite position based at AOI's Sugar Land, Texas campus, a combined office, warehouse, and manufacturing environment.Typical business hours are Monday through Friday, 9:00 a.m. to 6:00 p.m. CT, with flexibility required during peak payment cycles, audits, and other business-critical periods. Why AOI? In addition to competitive salary, AOI offers: Flexible and competitive health benefits, including medical, dental, and vision plans designed to meet individual and family needs Employer matching on 401(k) deferrals Generous PTO policy, with unused PTO payout at end of the year Relocation packages available within the United States. Applied Optoelectronics, Inc. (AOI) is committed to providing equal opportunity in all of our employment practices, including hiring, placement, promotion, training, transfer and compensation, to all qualified applicants and employees without regard to race, color, national origin, citizenship, religion, sex, veteran status, age, disability, marital status, or any other category protected by State or Federal law. Moreover, we endeavor to treat our employees fairly. We do not accept unsolicited proposals from third-party recruiters or agencies. Contacting hiring managers directly may result in disqualification of submissions.
Applied Optoelectronics, Inc.
Sugar Land, Texas
Job Description Job Description Summary We are seeking an Automation Engineer to support the implementation, commissioning, maintenance, and continuous improvement of the whole fab automation systems, including AGV fleets, Overhead Hoist Transport (OHT), Smart Inventory, robotics, and other related automation technologies within the Optical Module Department. In this role, you will collaborate with automation vendors and cross-functional teams to configure, test, validate, and maintain automated material handling systems, equipment interfaces, and hardware-to-tool communications, ensuring reliable operation, high system uptime, smooth production ramp-up, and effective training for operations and maintenance personnel. Job Duties Oversee preventive maintenance, wheel/drive calibration, mechanical troubleshooting, battery health management, and emergency repairs on OHT, AGV vehicles, automated charging docks, and other automated systems. Develop comprehensive training programs and lead hands-on technical training for new automation technicians. Troubleshoot complex mechanical, electrical, or software-related vehicle routing faults and drive root-cause corrective actions to minimize assembly floor downtime and safeguard sensitive optoelectronic components. Develop and maintain Standard Operating Procedures (SOPs), Work Instructions, and safety training documentations, emergency recovery protocols, and hardware maintenance. Perform and document Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) for newly acquired vendor OHTs, AGVs, charging stations, and other automated systems. Support cleanroom floor layout design, travel aisle marking, and fleet routing flow optimization to improve material handling efficiency, eliminate traffic bottlenecks, and enhance operator safety. Expect 5% to 10% international travel for automation supplier visits, equipment qualification, or line setup activities. Overtime may be required during fleet ramp-up, major software deployments, or new line setup activities. Qualifications Required : Bachelor's degree in Mechanical, Electrical, Automation, Mechatronics, Systems Engineering, or a related field. Experience or strong technical familiarity with industrial automated material handling systems (AMHS), mobile robotics, OHT, AGV/AMR hardware, or other automated electronics assembly systems. Ability to read mechanical and electrical schematics, understand automation hardware logic, and troubleshoot mechanical systems. Preferred : 3+ years of experience in automation engineering, robotics, or high-tech manufacturing equipment validation. Solid knowledge of optical transceiver or optical module assembly and testing processes. Bilingual in Chinese (Mandarin) is a plus. Working experience with AutoCAD, SolidWorks or equivalent 3D modeling software. Familiarity with fleet management software, or common programming language environments is beneficial. Experience with PLC programming or industrial automation controls is beneficial Location This position will be on-site based in Sugar Land, Texas. WHY AOI? Flexible and competitive health (medical, dental, vision) plans offer the employee with the right options to meet individual needs Employer matching on 401(k) deferrals Unused PTO payout at end of the year Relocation package available within US Immigration sponsorships (Must be currently authorized to work in the US)
Job Description Job Description Summary We are seeking an Automation Engineer to support the implementation, commissioning, maintenance, and continuous improvement of the whole fab automation systems, including AGV fleets, Overhead Hoist Transport (OHT), Smart Inventory, robotics, and other related automation technologies within the Optical Module Department. In this role, you will collaborate with automation vendors and cross-functional teams to configure, test, validate, and maintain automated material handling systems, equipment interfaces, and hardware-to-tool communications, ensuring reliable operation, high system uptime, smooth production ramp-up, and effective training for operations and maintenance personnel. Job Duties Oversee preventive maintenance, wheel/drive calibration, mechanical troubleshooting, battery health management, and emergency repairs on OHT, AGV vehicles, automated charging docks, and other automated systems. Develop comprehensive training programs and lead hands-on technical training for new automation technicians. Troubleshoot complex mechanical, electrical, or software-related vehicle routing faults and drive root-cause corrective actions to minimize assembly floor downtime and safeguard sensitive optoelectronic components. Develop and maintain Standard Operating Procedures (SOPs), Work Instructions, and safety training documentations, emergency recovery protocols, and hardware maintenance. Perform and document Factory Acceptance Testing (FAT) and Site Acceptance Testing (SAT) for newly acquired vendor OHTs, AGVs, charging stations, and other automated systems. Support cleanroom floor layout design, travel aisle marking, and fleet routing flow optimization to improve material handling efficiency, eliminate traffic bottlenecks, and enhance operator safety. Expect 5% to 10% international travel for automation supplier visits, equipment qualification, or line setup activities. Overtime may be required during fleet ramp-up, major software deployments, or new line setup activities. Qualifications Required : Bachelor's degree in Mechanical, Electrical, Automation, Mechatronics, Systems Engineering, or a related field. Experience or strong technical familiarity with industrial automated material handling systems (AMHS), mobile robotics, OHT, AGV/AMR hardware, or other automated electronics assembly systems. Ability to read mechanical and electrical schematics, understand automation hardware logic, and troubleshoot mechanical systems. Preferred : 3+ years of experience in automation engineering, robotics, or high-tech manufacturing equipment validation. Solid knowledge of optical transceiver or optical module assembly and testing processes. Bilingual in Chinese (Mandarin) is a plus. Working experience with AutoCAD, SolidWorks or equivalent 3D modeling software. Familiarity with fleet management software, or common programming language environments is beneficial. Experience with PLC programming or industrial automation controls is beneficial Location This position will be on-site based in Sugar Land, Texas. WHY AOI? Flexible and competitive health (medical, dental, vision) plans offer the employee with the right options to meet individual needs Employer matching on 401(k) deferrals Unused PTO payout at end of the year Relocation package available within US Immigration sponsorships (Must be currently authorized to work in the US)
Applied Optoelectronics, Inc.
Sugar Land, Texas
Job Description Job Description Summary We are seeking a highly experienced Senior Automation Engineer to lead the design, implementation, optimization, and long-term operation of the whole fab automation systems, including AGV fleets, Overhead Hoist Transport (OHT), Smart Inventory, robotics, MES integration, SECS/GEM, and other automation technologies. As the technical leader for automation within the Optical Module Department, this role will define automation strategy, lead major automation projects, establish engineering standards, collaborate with vendors and cross-functional teams, and mentor engineering and maintenance personnel to improve manufacturing efficiency, equipment reliability, and factory productivity. Job Duties Lead the planning, commissioning, and continuous optimization of factory-wide automation systems, including AGV fleets, OHT, Smart Inventory, robotics, and other automated material handling solutions, to support high-volume optical module manufacturing. Serve as the technical leader, establishing system architecture, engineering standards, preventive maintenance strategies, and long-term technology roadmaps. Lead automation integration projects with manufacturing equipment, including SECS/GEM, E84, MES, WMS, and factory control systems, ensuring seamless communication between automation systems and production tools. Manage automation vendors throughout the project lifecycle, including system specification, design review, FAT/SAT, installation, qualification, acceptance, warranty management, and performance improvement initiatives. Lead root cause analysis for complex mechanical, electrical, controls, communication, and software issues affecting AGV, OHT, Smart Inventory, and other automation infrastructures. Collaborate with Manufacturing, Process, Facilities, IT, Quality, EHS, and Production teams to define automation requirements for new production lines and factory expansion projects. Lead cleanroom automation layout planning, traffic simulation, routing optimization, charging station placement, and material flow analysis to maximize manufacturing efficiency. Develop engineering specifications, SOPs, equipment standards, maintenance documentation, troubleshooting guides, and engineering change procedures. Mentor and provide technical leadership to automation engineers, technicians, and maintenance personnel through training, coaching, and technical guidance. Support occasional international travel (approximately 10-15%) for supplier audits, equipment acceptance, factory integration, and technical collaboration. Provide technical support during critical production events, new product introductions (NPI), major software deployments, and factory expansion activities. Qualifications Required : Bachelor's degree in Mechanical Engineering, Electrical Engineering, Mechatronics, Automation Engineering, Systems Engineering, or a related engineering discipline. 3+ years of experience in industrial automation, automated material handling systems (AMHS), semiconductor, electronics, or high-tech manufacturing environments. Demonstrated experience leading large-scale automation projects involving AGV/AMR, OHT, robotics, conveyors, or automated warehouse systems. Strong knowledge of industrial communication protocols, including SECS/GEM, E84, PLC-based control systems, Ethernet/IP OPC UA, or similar industrial networks. Strong troubleshooting skills involving mechanical, electrical, software, networking, and automation control systems. Experience managing equipment vendors, contractors, installation projects, FAT/SAT, and system qualification. Proven project management experience with the ability to lead multiple concurrent automation initiatives. Preferred : 5+ years of experience in automation engineering, robotics, or high-tech manufacturing equipment validation. Solid knowledge of optical transceiver or optical module assembly and testing processes. Bilingual in Chinese (Mandarin) is a plus. Lead cross-functional automation projects from concept through production. Advanced familiarity with fleet management software or programming language environments. Hands-on experience with PLC programming or industrial automation controls. Location This position will be on-site based in Sugar Land, Texas. WHY AOI? Flexible and competitive health (medical, dental, vision) plans offer the employee with the right options to meet individual needs Employer matching on 401(k) deferrals Unused PTO payout at end of the year Relocation package available within US Immigration sponsorships (Must be currently authorized to work in the US)
Job Description Job Description Summary We are seeking a highly experienced Senior Automation Engineer to lead the design, implementation, optimization, and long-term operation of the whole fab automation systems, including AGV fleets, Overhead Hoist Transport (OHT), Smart Inventory, robotics, MES integration, SECS/GEM, and other automation technologies. As the technical leader for automation within the Optical Module Department, this role will define automation strategy, lead major automation projects, establish engineering standards, collaborate with vendors and cross-functional teams, and mentor engineering and maintenance personnel to improve manufacturing efficiency, equipment reliability, and factory productivity. Job Duties Lead the planning, commissioning, and continuous optimization of factory-wide automation systems, including AGV fleets, OHT, Smart Inventory, robotics, and other automated material handling solutions, to support high-volume optical module manufacturing. Serve as the technical leader, establishing system architecture, engineering standards, preventive maintenance strategies, and long-term technology roadmaps. Lead automation integration projects with manufacturing equipment, including SECS/GEM, E84, MES, WMS, and factory control systems, ensuring seamless communication between automation systems and production tools. Manage automation vendors throughout the project lifecycle, including system specification, design review, FAT/SAT, installation, qualification, acceptance, warranty management, and performance improvement initiatives. Lead root cause analysis for complex mechanical, electrical, controls, communication, and software issues affecting AGV, OHT, Smart Inventory, and other automation infrastructures. Collaborate with Manufacturing, Process, Facilities, IT, Quality, EHS, and Production teams to define automation requirements for new production lines and factory expansion projects. Lead cleanroom automation layout planning, traffic simulation, routing optimization, charging station placement, and material flow analysis to maximize manufacturing efficiency. Develop engineering specifications, SOPs, equipment standards, maintenance documentation, troubleshooting guides, and engineering change procedures. Mentor and provide technical leadership to automation engineers, technicians, and maintenance personnel through training, coaching, and technical guidance. Support occasional international travel (approximately 10-15%) for supplier audits, equipment acceptance, factory integration, and technical collaboration. Provide technical support during critical production events, new product introductions (NPI), major software deployments, and factory expansion activities. Qualifications Required : Bachelor's degree in Mechanical Engineering, Electrical Engineering, Mechatronics, Automation Engineering, Systems Engineering, or a related engineering discipline. 3+ years of experience in industrial automation, automated material handling systems (AMHS), semiconductor, electronics, or high-tech manufacturing environments. Demonstrated experience leading large-scale automation projects involving AGV/AMR, OHT, robotics, conveyors, or automated warehouse systems. Strong knowledge of industrial communication protocols, including SECS/GEM, E84, PLC-based control systems, Ethernet/IP OPC UA, or similar industrial networks. Strong troubleshooting skills involving mechanical, electrical, software, networking, and automation control systems. Experience managing equipment vendors, contractors, installation projects, FAT/SAT, and system qualification. Proven project management experience with the ability to lead multiple concurrent automation initiatives. Preferred : 5+ years of experience in automation engineering, robotics, or high-tech manufacturing equipment validation. Solid knowledge of optical transceiver or optical module assembly and testing processes. Bilingual in Chinese (Mandarin) is a plus. Lead cross-functional automation projects from concept through production. Advanced familiarity with fleet management software or programming language environments. Hands-on experience with PLC programming or industrial automation controls. Location This position will be on-site based in Sugar Land, Texas. WHY AOI? Flexible and competitive health (medical, dental, vision) plans offer the employee with the right options to meet individual needs Employer matching on 401(k) deferrals Unused PTO payout at end of the year Relocation package available within US Immigration sponsorships (Must be currently authorized to work in the US)