Position Summary: Hanwha Convergence USA (HCU) is a wholly owned subsidiary of Hanwha Energy and the sole O&M service provider within Hanwha Group. HCU delivers end-to-end Solar and BESS Operations & Maintenance across more than 70 active utility-scale sites in the U.S., and runs a growing System Integration (SI) business serving semiconductor, energy, and advanced manufacturing customers. The IT Specialist will serve as HCU’s primary in-house IT resource and own the company’s day-to-day IT operations. The role covers end-user support, device management, Microsoft 365 administration, cybersecurity, and the office network infrastructure. The IT Specialist will support all business units, including System Integration (SI), O&M (the Remote Operations Center (ROC) and field operations), Infrastructure Solutions, and the Corporate Team, to keep systems reliable, secure, and well documented, and employees productive. |
Essential Duties and Key Responsibilities: Help Desk & End-User Support ( 25%) - Serve as the primary point of contact for IT requests from office and field employees (in person, phone, email, and Microsoft Teams), and manage all requests through a ticketing system.
- Diagnose and resolve issues with laptops, desktops, peripherals, printers, and business applications.
- Provision, deploy, maintain, and retire laptops, preferably using Windows Autopilot and Intune, and keep an accurate hardware and software inventory.
- Manage employee onboarding and offboarding, including accounts, email, licenses, devices, and system access, and make sure access is revoked promptly upon separation.
- Support office phone and VoIP systems, as well as conference room and meeting equipment.
- Respond to urgent after-hours issues as needed, with priority on issues affecting ROC or customer operations.
- Create and maintain user guides and IT support documentation.
Microsoft 365 & Identity Administration ( 20%) - Administer the Microsoft 365 environment, including Exchange Online, Teams, SharePoint, OneDrive, and Intune.
- Manage users, groups, and permissions in Microsoft Entra ID, including multi-factor authentication (MFA), conditional access, and password policies.
- Manage SharePoint sites and file sharing permissions.
- Manage Microsoft 365 and other software licenses, including Copilot, and keep licensing accurate and cost-effective.
- Automate routine administrative tasks and reporting with PowerShell.
- Manage email security, including spam and phishing protection.
Endpoint & Security Management ( 20%) - Manage endpoint protection and Endpoint Detection and Response (EDR) tools, confirm full device coverage, and investigate and resolve security alerts.
- Manage monthly operating system and third-party application patching, and report on patch compliance.
- Configure, monitor, and test backups for Microsoft 365 and critical systems, and perform data recovery as needed.
- Conduct regular MFA, account, and access reviews, and support vulnerability scans and security assessments.
- Support NIST SP 800-171 and CMMC compliance readiness by working with third-party consultants to implement required security controls and maintain supporting documentation.
- Deliver security awareness training and phishing simulations for employees.
- Maintain all administrative accounts and credentials in a secure, company-owned password vault.
- Maintain up-to-date runbooks, system documentation, and backup administrator access so IT operations can continue during planned or unplanned absences.
Network & Infrastructure ( 20%) - Own the office network infrastructure, including the Fortinet FortiGate 60F firewall, Cisco Catalyst C9200L-48P PoE switches, wireless controller and Cisco access points, and internet service.
- Manage firewall policies, including inbound and outbound rules, intrusion prevention, and web, DNS, and application filtering.
- Manage remote access (IPSec and SSL VPN), DHCP, and IP addressing.
- Monitor internet service, bandwidth, and network device health, configure outage alerts, and proactively resolve performance issues.
- Manage firmware updates, hardware warranties, and security subscriptions for network devices.
- Maintain current network documentation, including diagrams, configurations, and administrative credentials stored in the company vault.
- Coordinate with internet service providers and network vendors on outages, changes, and new equipment.
IT Planning, Policies & Vendors ( 15%) - Develop and enforce IT policies, procedures, and best practices, including acceptable use, access control, password, and backup policies.
- Plan and coordinate IT projects, including system upgrades, migrations, and new office or site setups.
- Prepare and track the IT budget, and make sure purchases and licenses are cost-effective.
- Manage IT vendors, contracts, renewals, and invoices, and verify that billing matches services delivered.
- Support IT procurement, including sourcing quotes, evaluating options, and managing equipment from purchase through disposal.
- Support data protection and compliance with company and customer requirements.
- Support IT-related requests from other departments and teams as needed.
- Prepare IT summaries and reports for U.S. and Korea HQ leadership as needed.
- Perform other duties as assigned.
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Education and/or Experience Requirements: Required: - Bachelor’s degree in Information Technology, Computer Science, Information Systems, or a related field.
- 5+ years of hands-on IT support or systems administration experience, preferably as an in-house IT generalist or at a managed service provider (MSP).
- At least one current IT certification from the Preferred Certifications list below.
- Strong working knowledge of Microsoft 365 and Microsoft Entra ID administration.
- Experience managing Windows devices, including deployment, patching, and endpoint security tools.
- Working knowledge of networking, including firewalls, switches, wireless, VPN, DHCP/DNS, and troubleshooting.
- Working knowledge of PowerShell and the Windows command line for administration and automation.
- Strong communication skills, with the ability to explain technical issues to non-technical users and translate business needs into technical solutions.
- Good project management and problem-solving skills.
- Ability to work independently as a one-person IT function.
- Highly organized and detail-oriented, with good documentation habits.
Preferred: - Master’s degree in Information Technology, Computer Science, Cybersecurity, or a related field.
- Experience deploying devices with Windows Autopilot and Microsoft Intune.
- Experience with Fortinet FortiGate firewalls.
- Experience with EDR/MDR and backup tools.
- Experience with VoIP or Microsoft Teams Phone.
- Basic scripting experience in Python or Bash.
- Experience in energy, utilities, or operations environments with 24/7 control rooms.
- Korean language skills are a plus.
Preferred Certifications: - Help Desk & End-User Support: CompTIA A+
- Microsoft 365 & Endpoints: Microsoft 365 Certified: Administrator Expert (MS-102); Microsoft 365 Certified: Endpoint Administrator Associate (MD-102)
- Identity & Security: Microsoft Certified: Identity and Access Administrator Associate (SC-300); CompTIA Security+
- Network: CompTIA Network+; Cisco Certified Network Associate (CCNA); Fortinet Certified Associate (FCA) or Fortinet Certified Professional (FCP) in Network Security
- IT Service Management: ITIL 4 Foundation
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