IT Infrastructure System Administrator

NDI Engineering•West Deptford Township, NJ

2d•$62,000 - $84,000•Onsite

About The Position

NDI Engineering Company is seeking a full-time IT Infrastructure System Administrator to support its growing operations in South Jersey. The role administers Windows server environments and network infrastructure, designs and deploys Windows systems on premises and in Azure, and supports security, compliance, maintenance, and end users. The position requires on-site work in the company’s offices and periodic after-hours support for weekend infrastructure maintenance and related emergencies. The administrator configures and maintains network appliances, including firewalls, switches, routers, and wireless access points; manages Group Policy and Active Directory Certificate Services; hardens Windows operating systems according to DISA STIG requirements; and automates solution design, build, testing, and deployment using tools such as PowerShell and Ansible. The role also documents hardware, network, and software configurations; performs vulnerability scanning, backups, disaster recovery, upgrades, and performance monitoring; and responds to escalated help desk requests through JIRA Service Management. NDI Engineering Company is a privately held small-business consulting firm that provides engineering and technical services to government clients. Its offerings include naval architecture, marine, civil, structural, mechanical, and electrical engineering and design services. The company has an ISO 9001:20015 Certified Quality System and has received the U.S. Small Business Administration Region II Prime Contractor of the Year Award. Its corporate office is in Thorofare, New Jersey, with additional offices in Philadelphia and Virginia Beach.

Requirements

Must be a U.S. citizen and able to qualify for a DoD Secret clearance.
Associate’s degree in information or computer science, a technical school certificate in Windows/network administration, or a U.S. military “C” school certificate (ET, IT, or ITN).
Three to five years of experience as a Windows system and network administrator.
Hands-on experience designing, configuring, testing, and deploying Windows 11 and Windows Server 2022 hardened operating systems in accordance with NIST 800-171 and NIST 800-53 requirements.
Hands-on experience with local and wide area network design and implementation, SD-WAN, firewall policies and interfaces, firewall security policies, network VLANs, IPSec VPN, network switches and topologies, and WiFi access point configuration, deployment, and administration.
Hands-on experience integrating Windows 11 and Windows Server 2022 with security applications monitoring the NDI network, including Endpoint Management System (EMS), Network Analyzer, Endpoint Detection and Response (EDR), SIEM, GCCH security platform, and Identification and Authentication (SmartID Card).
Windows MSCA/MSCE certification for Windows Server and Office 365, and Comp TIA+ certification.
Ability to work on-site in the company’s offices.
Good verbal and written communication skills; ability to implement feedback from engineers, follow work instructions, and work somewhat independently are described as highly desirable traits.

Nice To Haves

Good verbal and written communication skills.
Ability to implement feedback from engineers, follow work instructions, and work somewhat independently.
Experience ordering parts online, researching distributor pricing and delivery to find the best value, and evaluating requirements for company-wide computing infrastructure modifications and upgrades.

Responsibilities

Configure, install, check out, and administer network appliances, including Fortigate firewalls and Fortigate, HP, Netgear, and Cisco switches, routers, and access points.
Create and maintain firewall configurations, policies, and interfaces, and update network switch configurations.
Create and manage Group Policy (GPO) and implement Active Directory Certificate Services (AD CA).
Implement Windows OS hardening in accordance with DISA STIG requirements.
Automate the design, build, testing, and deployment of solutions and standards using tools such as PowerShell and Ansible.
Design and configure Windows servers, laptops, and desktop workstations, and install them on premises and in Azure.
Manage user authentication and access to services and applications, configuring access by user identity and role.
Document the configuration of the IT environment, including hardware, network, and software.
Perform maintenance, user and customer support, compliance testing, system upgrades, performance monitoring, disaster recovery, system backups, and documentation.
Install, check out, and administer Windows Server 2022/2025 environments and Windows 11 laptop and desktop deployments.
Conduct scheduled and ad hoc control and compliance vulnerability scans of laptops, desktop workstations, and Windows servers.
Troubleshoot system problems, analyze system logs, and identify potential issues.
Respond to escalated help desk requests through JIRA Service Management, troubleshoot, assist with problem-solving, and coordinate with other teams, partners, and outside vendors.
Provide periodic after-hours support for infrastructure weekend maintenance and related emergencies.