IT Infrastructure Specialist

Atalco Gramercy Operations • Gramercy, LA

2d • Onsite

About The Position

Hands-on technical owner of Atalco’s server, virtualization, network, and cloud platforms across Gramercy, Louisiana and St. Ann, Jamaica. This is a generalist role in a small IT team: the successful candidate works across all four domains below, operates alongside managed service partners, and is accountable for executing the infrastructure and security controls defined in Atalco’s NIST CSF framework and IT & Cybersecurity Strategic Plan.

Requirements

• Bachelor’s degree in IT, Computer Science, Information Systems, or related field. An associate degree plus two additional years of relevant experience, with a qualifying certification, may substitute.
• Minimum five (5) years hands-on infrastructure administration in production, with demonstrated ownership of servers, virtualization, and networking — not ticket handling alone.
• Multi-site support experience required, including one site supported remotely.
• Manufacturing, industrial, energy, or other 24/7 operating environment strongly preferred.
• Authorized to work in the U.S. without sponsorship.
• Must pass pre-employment background check and drug screen, and obtain a TWIC within 30 days of hire.
• Valid driver’s license; occasional travel to St. Ann, Jamaica (5–10%).
• Install, harden, patch, and troubleshoot Windows Server 2016–2022; PowerShell for routine administration and reporting. (4+ years)
• AD DS administration, replication troubleshooting, Group Policy design, DNS and DHCP. (4+ years)
• VMware vSphere/vCenter host and cluster management, vMotion, resource allocation, patching. Exposure to hyperconverged platforms (Nutanix, Azure Stack HCI, or similar). (3+ years)
• Enterprise backup administration (Veeam preferred): job design, replication, immutable/offsite copies, and performing documented restores. (3+ years)
• Cisco IOS switch configuration, VLANs, trunking, spanning tree, routing fundamentals, and structured troubleshooting from the physical layer up. (3+ years)
• Firewall rule administration and site-to-site VPN on a commercial NGFW platform; Cisco Meraki is a direct match. (2+ years)
• Microsoft 365 tenant administration across Exchange Online, SharePoint, OneDrive, and Teams via admin centers and PowerShell. (3+ years)
• Entra ID administration, hybrid directory sync, MFA and conditional access; endpoint management via Intune or equivalent MDM. (2+ years)
• Applied patch and vulnerability management, EDR, least privilege, and network segmentation; familiarity with NIST CSF, CIS Controls, or ISO 27001. (2+ years)
• Produces network diagrams, runbooks, and change records that withstand audit review; prepared to show a redacted sample.

Nice To Haves

• Nutanix AHV/Prism, or a completed HCI migration
• Industrial plant with OT / process control exposure
• Cisco Meraki dashboard at multi-site scale
• IT/OT segmentation or Purdue model implementation
• Veeam with immutable object storage
• NIST CSF or CIS Controls implementation and audit evidence
• Azure IaaS, networking, and cost management
• Maritime (MTSA / 33 CFR) or regulated-facility compliance
• Scripting beyond routine PowerShell
• Managing MSPs and holding them to SLA
• Monitoring and reporting
• Disaster recovery planning and live recovery exercises
• CompTIA Network+ or Cisco CCNA
• M365 Administrator Expert
• Microsoft AZ-104 (Azure Administrator)
• Nutanix NCP-MCI
• VMware VCP-DCV
• CompTIA Security+
• Veeam VMCE

Responsibilities

• Core infrastructure: Windows Server, Active Directory, VMware vSphere and the in-flight Nutanix hyperconverged migration, Veeam backup and restore testing, server lifecycle and licensing.
• Network & firewall: Cisco Catalyst switching and VLAN design, Meraki MX firewalls, dual-carrier WAN, site-to-site VPN between plants, wireless, and network documentation.
• M365 & cloud: Microsoft 365 tenant administration, Entra ID identity lifecycle and hybrid sync, MFA and conditional access, Intune, and Azure-hosted workloads.
• Cybersecurity: MTSA cybersecurity support under 33 CFR Part 101, vulnerability and EDR management.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level