IT Infrastructure​/Security Engineer

# IT Infrastructure/Security Engineer Dover Federal Credit Union Full Timemid Dover, Delaware, USPosted Yesterday##

Role Overview Dover Federal Credit Union is hiring a mid-level IT Infrastructure/Security Engineer. This is a full-time role in Dover. Part of Dover Federal Credit Union's Lifecycle hiring, posted yesterday. Full responsibilities, required qualifications, and the apply link are listed in the description below.## Salary Context Salary is not disclosed in this posting. Market median for Mid-level Lifecycle roles is $100k-$137k (based on 147 comparable listings).

Many employers share specifics during the interview process or after an initial screen.## Resume Keywords to Include Make sure these keywords appear in your resume to improve ATS scoring

AzureORChange Management Inventory Compliance IPType Full Sign  up free to auto-tailor your resume with all these keywords and get a higher ATS score##

Job Description Job Type Full-time### Description The IT Infrastructure/Security Engineer is responsible for hands-on administration, maintenance, and security of the Credit Union’s core infrastructure systems in a fast-paced, regulated financial environment that requires both strong technical capability and a service-first mindset. This role supports network operations, endpoint management, security tooling, patch management, audit remediation, and day-to-day operational stability of enterprise IT systems.

This position works closely with the IT Network Manager and remote Infrastructure Engineer to ensure secure, compliant, and highly available infrastructure across the organization.

Essential Functions
* Configure and maintain critical network hardware, including switches, VLANs, and routing policies to ensure optimal performance.
* Support and troubleshoot wireless infrastructure and connectivity issues to maintain seamless uptime.
* Oversee physical infrastructure by maintaining organized network racks, accurate labeling, and comprehensive system documentation.
* Monitor system health and provide rapid response to infrastructure alerts to minimize downtime.
* Support security platforms, including Endpoint Detection and Response (EDR) and web filtering solutions.
* Support vulnerability remediation and execute consistent patch management cycles across servers, endpoints, and network devices.
* Support incident response efforts and assist with audit remediation by gathering necessary evidence.
* Administer Microsoft 365 and Entra  (Azure AD), focusing on the full user lifecycle.
* Enforce security protocols by managing Multi-Factor Authentication (MFA), Conditional Access policies, and Group Policies (GPO).
* Configure email security and compliance settings to protect organizational communication.
* Manage the hardware lifecycle for laptops and mobile devices, including deployment, refresh, and retirement.
* Utilize Intune/MDM solutions to maintain device compliance and configuration.
* Maintain rigorous asset tracking and inventory records to ensure 100% visibility of company hardware.
* Act as an escalation point for advanced IT support tickets related to network responsibilities, ensuring timely and proactive resolution for team members.
* Contribute to business continuity by participating in change management processes and disaster recovery testing.
* Develop and update technical documentation and system diagrams to maintain an up-to-date knowledge base.
* Local Branch Support:
Periodically visits physical branches to troubleshoot hardware/network related issues, meet with vendors, audit IT closets and devices, power supplies (UPS), and wireless network.
* Strong interpersonal skills to interface directly with department heads during on-site days to troubleshoot operational bottlenecks.
* Collaborate with MSP articulating clear instructions around issues, project requests, testing/troubleshooting, RCA and Change Management processes.
* All other duties as assigned.### Requirements Education & Certifications
* Bachelor’s degree in computer science, Information Technology, or Business Administration.
* Experience with security platforms such as Arctic Wolf, Crowd Strike, Zscaler, or similar
* VDI, VMware,…