IT System Manager

Summary The IT System Manager oversees and optimizes company-wide business and production-critical application systems to ensure business continuity and operational efficiency across manufacturing facilities. This role is responsible for the stable operation of mission-critical systems including ERP, MES, MCS, and WMS. The position focuses on resolving day-to-day business issues on the shop floor and driving system and process improvement activities to maximize productivity, while collaborating closely with the IT Security team to maintain a secure infrastructure. Responsibilities Manage day-to-day operations and troubleshoot issues for core manufacturing systems, including Enterprise Resource Planning (ERP), Manufacturing Execution System (MES), Material Control System (MCS), and Warehouse Management System (WMS)Rapidly resolve business logic errors, data discrepancies, and system process issues raised by production and business unitsMonitor and maintain data integrity across system interfaces (APIs, EAI, data transfers) to prevent operational bottlenecksAnalyze user requirements from the manufacturing front lines to design, modify, and implement system enhancementsLead enhancement projects for legacy systems and manage the introduction of new smart factory modules or digital solutions to streamline workflowsEstablish user guidelines and conduct training sessions for business users regarding system changes and new featuresApply and maintain firewall, VPN, and factory network security configurations in alignment with guidelines established by the IT Security teamSupport the deployment and integration of security solutions (DLP, DRM, and similar) to protect core manufacturing technologies and intellectual propertyProvide technical infrastructure support and execute remediation tasks during security vulnerability assessments and audits led by the IT Security teamEnsure 24/7 availability of the underlying infrastructure supporting the applications, including servers (on-premise and cloud), databases, and network environmentsOversee backup strategies and Disaster Recovery (DR) scenarios to minimize manufacturing downtimeManage contracts, SLAs, and technical collaborations with external IT partners, vendors, and SI/SM developersMaintain confidentiality of company, production, and business system information at all timesMaintain regular and reliable on-site attendanceMaintain cleanliness at work-site in accordance with 5S3R Standards (Sort, Set in Order, Shine, Standardize, Sustain; Right Location, Right Quantity, Right Container)Perform other duties as assigned Qualifications Bachelor's degree in Information Technology, Computer Science, Industrial Engineering, or a related field required Experience Minimum 7 years of experience in IT system operation and business systems support requiredProven experience operating and improving manufacturing applications such as ERP, MES, MCS, and WMS requiredDeep understanding of Enterprise Architecture (EA) and end-to-end data pipelines within a manufacturing environment preferredStrong knowledge of IT service management (ITSM) frameworks, system governance, and application lifecycle management preferredExperience managing external IT vendors, contracts, and service level agreements preferredDemonstrated reliable work history and consistent attendance in prior employment Sponsorship This position is not eligible for employment-based visa sponsorship, now or in the future. Candidates must possess current, unrestricted authorization to work in the United States. Skills Strong technical knowledge of manufacturing application systems and supporting infrastructureStrong analytical and problem-solving skills with the ability to resolve system and data issues under production time pressureStrong coordination and interpersonal skills to collaborate effectively across business units, production teams, and external vendorsAbility to translate manufacturing user requirements into system solutionsAbility to develop user guidelines and deliver training to business usersKorean and English bilingual proficiency required to coordinate directly with headquarters in Korea, including technical documentation review and system requirement discussionsAbility and willingness to work flexible hours as needed to support production operations and coordinate with headquarters in Korea Physical Requirements Sit and work at a computer for prolonged periodsUse hands and fingers to operate computers, servers, network equipment, and office equipmentOccasionally stand, walk, bend, reach, and move throughout office, server room, and production areasOccasionally lift, carry, or move IT equipment and materials up to 25 poundsTravel between company facilities as needed to support system operations Work Environment Primarily office-based environment within a manufacturing facility, including server rooms and IT infrastructure areasRegular interaction with production teams, business units, executive leadership, external vendors, and headquarters personnelOccasional exposure to manufacturing and production areas requiring adherence to company safety policies and PPE requirementsRegular exposure to confidential business, production, and intellectual property information requiring a high level of discretionFast-paced environment requiring timely response to system issues, production disruptions, and project deadlinesThis position supports essential manufacturing systems operations. The role requires availability to support 24/7 system availability, and may require support during off-hours, weekends, shutdowns, or system emergencies to maintain production continuity and coordinate with headquarters. HLBMA LLC is an Equal Employment Opportunity (EEO) employer that values the diversity of its workforce.