Full time - Onsite - Infrastructure Engineer with 15 yrs experience network infrastructure - Jersey City, NJ

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Jersey City, New Jersey, USPosted March 10, 2026

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Job Description

Dice is the leading career destination for tech experts at every stage of their careers. Our client, Spruce Technology Inc., is seeking the following. Apply via Dice today!

Title: Infrastructure Engineer with 15 yrs experience network infrastructure

Location: Jersey city, NJ

Full time

Onsite

Immediate joiner - preferred

Job description

Design, implement, and maintain infrastructure solutions across on-premises and cloud environments. Design, implement, and maintain enterprise-level network infrastructure (LAN/WAN/WLAN/SD-WAN).
Provide advanced (L3) support for Windows and Linux server environments, virtualization platforms, and enterprise storage systems. Act as the final escalation point for complex systems and network issues (L3 support).
Monitor systems and network performance and ensure availability and reliability.
Collaborate with security, cloud, network and application team members to ensure seamless integration and compliance.
Lead systems and network-related projects including migrations, upgrades, and new deployments.
Maintain documentation for all configurations, processes, and procedures.
Participate in on-call rotation and provide after-hours support as needed.
Manage Active Directory, Group Policy, DNS, DHCP, and certificate services.
Automate system administration tasks using scripting and configuration management tools.
Participate in disaster recovery planning, testing, and execution.
Support audits and ensure compliance with industry regulations (e.g., SOX, PCI-DSS, ISO 27001).

Specific Responsibilities With Expected Skillsets.

10+ years of hands-on experience in systems and network engineering and administration.
Expert-level knowledge of common devices and platforms in all aspects of an infrastructure operation such as a Managed Service Provider (MSP).
Expertise in Windows Server (2016/2019/2022) and Linux environments
Strong experience with firewalls (Fortinet, Cisco ASA/Firepower), Load Balancers, Domain Controllers, Switches, Routers, Security devices.
Deep understanding of routing and switching protocols (BGP, OSPF, EIGRP, STP, HSRP, VRRP).
Proficiency in network monitoring and management tools including experience with network automation and scripting
Familiarity with cloud networking (AWS, Azure, Google Cloud Platform) and hybrid environments.
Strong understanding of network security principles and compliance standards (PCI-DSS, SOX, ISO 27001).
Strong experience with virtualization platforms: VMware vSphere/ESXi
Proficiency in all things Microsoft – Office 365, Azure, Teams etc.
Experience with enterprise storage (HP, Dell / EMC).
Deep knowledge of Active Directory, Group Policy, DNS, DHCP, PKI, and PowerShell scripting.
Experience with monitoring and management tools: Zoho platform such as ManageEngine tools, Taegis and

other security administration tools

Understanding of ITIL practices and Tools – Incident and Change Management using ServiceNow
Experience in regulated environments with a focus on security, compliance, and audit readiness.
Experience in financial services environments with low-latency, high-availability requirements.

The above is a description of the ordinary duties of the position. It should be expected that from time- to-time other IT duties both related and unrelated to the above may be assigned and, therefore, required.

What are the essential competencies?

Strong analytical and troubleshooting skills.
Excellent communication and documentation abilities.
Ability to lead initiatives and mentor junior engineers.
High attention to detail and a proactive approach to system health and performance.

Education, Experience & Qualifications