IT Specialist III jobs in United States
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Holtec International · 2 months ago

IT Specialist III

Holtec International is a technology trailblazer and a prominent innovator in the clean energy industry, seeking an experienced IT Specialist III to support and maintain enterprise-level IT infrastructure. The role involves ensuring the reliability, performance, and security of the computing environment while providing end-user support and system administration.

EnergyOil and Gas
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H1B Sponsor Likelynote

Responsibilities

Respond to daily IT support requests through the company’s ticketing system (ManageEngine ServiceDesk or equivalent)
Troubleshoot and resolve user issues involving Windows 10/11, Office 365, printers, and peripherals
Provide both on-site and remote support for employees at all organizational levels
Manage user accounts, passwords, and security groups within Active Directory
Administer Office 365 licenses, mailboxes, and multi-factor authentication (MFA)
Install and configure approved software in accordance with corporate IT standards
Maintain accurate asset inventories for hardware and software across multiple facilities
Deliver user training and promote best practices in cybersecurity and system use
Ensure all work is documented and tracked according to ITIL and company standards
Maintain and support Windows Server environments, including patching, monitoring, and performance optimization
Administer VMware virtual environments, including provisioning, performance management, and snapshot control
Manage enterprise storage systems (e.g., EMC Isilon, NetApp) — ensuring redundancy, data integrity, and capacity optimization
Oversee backup operations and verify data protection across all business systems
Configure and manage file servers, permissions, and storage quotas
Support network operations including DNS, DHCP, VLANs, and IP management
Participate in server lifecycle management — from deployment through decommissioning
Uphold all corporate cybersecurity, access control, and data retention policies
Coordinate printer maintenance and service through third-party vendors
Support and maintain cabling infrastructure in compliance with TIA/EIA-568 standards
Collaborate with IT colleagues to drive system improvements, automation, and reliability initiatives
Contribute to project planning, documentation, and implementation for infrastructure upgrades

Qualification

Windows ServerMicrosoft 365VMwareActive DirectoryEnterprise storage systemsBackupRecovery systemsTroubleshooting skillsITIL principlesProfessional certificationsCommunication abilitiesOrganizational skillsDocumentation skills

Required

Bachelor's degree in Information Technology, Computer Science, or related discipline preferred
Minimum 3 years of experience; 5+ years strongly preferred in IT support, systems administration, or infrastructure management
Strong working knowledge of Microsoft Windows Server (2012–2022), Windows 10/11, and Microsoft 365 administration
Proficiency in Active Directory, DNS, DHCP, and VLAN configuration, including user management, permissions, and group policy administration
Experience supporting VMware virtual environments (vSphere/ESXi) and enterprise storage systems such as EMC Isilon or NetApp
Familiarity with backup and recovery systems (NetBackup or equivalent) and disaster recovery testing
Strong troubleshooting skills across hardware, software, and network environments
Excellent organizational, documentation, and communication abilities
Must successfully pass a background check and drug screening
Ongoing background screening may be required for access to federal or nuclear facility sites
Note: State-issued medical cannabis authorizations are not recognized on federal worksites

Preferred

Hands-on experience deploying and maintaining 3D engineering and design applications (SolidWorks, Autodesk, MATLAB, Adobe)
Experience with enterprise storage configuration, performance tuning, and capacity planning
Working knowledge of ERP system connectivity and infrastructure dependencies
Familiarity with ITIL service management principles and enterprise ticketing systems (ManageEngine ServiceDesk or similar)
Professional certifications such as CompTIA Network+/Security+, Microsoft MCSA/MCSE, or VMware Certified Professional (VCP)

Benefits

Medical, dental, and vision insurance
401(k) retirement plan with company match
Paid time off and 9 Paid Holidays, 2 Floating Holidays
Company-paid life and AD&D insurance
Employee Assistance Program
Wellness resources and voluntary benefits
Training and educational assistance

Company

Holtec International

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Holtec International is a global turnkey supplier of equipment and systems for the energy industry.

H1B Sponsorship

Holtec International has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (18)
2024 (14)
2023 (7)
2022 (15)
2021 (13)
2020 (11)

Funding

Current Stage
Late Stage
Total Funding
$1.92B
Key Investors
US Department of EnergyDOE Loan Programs Office
2025-12-02Grant· $400M
2024-03-27Debt Financing· $1.52B
2017-05-03Debt Financing

Leadership Team

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Joy Russell
Vice President – Corporate Business Development
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Tom Marcille
Vice President Reactor Technologies & Technical Support
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Company data provided by crunchbase