Network Administrator III

Ellwood Group; New Castle (PA); On-site; USD 90,000 - 120,000; Full time

Job summary

Ellwood Group in New Castle, PA is seeking a Senior Engineer to manage enterprise-wide engineering and infrastructure optimization. The ideal candidate will lead the design and implementation of network and cloud services, ensuring system integrity through proactive strategies.

Applicants should have a Bachelor's degree in Computer Science and at least 7 years of relevant experience, especially with VMware and Microsoft technologies. Strong analytical and project management skills are essential.

Qualifications

• Minimum 7 years experience in enterprise infrastructure administration.
• Minimum 5 years with VMware and enterprise-level Microsoft technologies.
• Experience with firewall platforms and security hardening.

Responsibilities

• Lead design and security of network infrastructure.
• Manage Azure cloud services and hybrid identity.
• Provide technical leadership for troubleshooting complex issues.

Skills

LAN/WAN engineering

Windows Server

Active Directory

Cloud services (Azure, Microsoft 365)

VMware

PowerShell/scripting

Disaster recovery methodologies

Networking

Project management skills

Education

Bachelor’s Degree in Computer Science or Information Technology

Tools

VMware

Microsoft 365

Job description

EGI New Castle PA, 700 Moravia St, New Castle, PA 16101, USA

Responsibilities

The essential duties and responsibilities at a senior, enterprise-wide engineering level include:

• Provide senior-level engineering, administration, and lifecycle management across the organization’s LAN/WAN, server, virtualization, cloud, and collaboration platforms.
• Lead the design, implementation, optimization, and security of network infrastructure including switching, routing, VLANs, wireless, firewalls, and remote connectivity solutions.
• Serve as a primary engineer for Windows Server environments, Active Directory, DNS/DHCP, GPO policies, file/print services, and system hardening.
• Architect, deploy, and administer virtualization platforms (VMware) and enterprise storage, including performance tuning, resource optimization, and high-availability configurations.
• Provide advanced support and engineering for Office 365 / Microsoft 365, including Exchange Online, Teams, SharePoint Online, identity integration, security compliance, and administration automation.
• Manage and operate Azure cloud services, hybrid identity, conditional access, MFA, and cloud-based infrastructure components in collaboration with internal technical teams.
• Support the design and enforcement of enterprise IT policies, security standards, and operational best practices across all infrastructure domains.
• Participate in enterprise-wide IT initiatives involving networking, telecommunications, cloud adoption, modernization, cybersecurity, and systems transformation.
• Provide escalated technical leadership for troubleshooting complex multi-layer issues across network, server, cloud, and application stacks.
• Collaborate with business unit leaders and end users to solve infrastructure-related business problems and deliver stable, secure solutions.
• Oversee SIP/VoIP and unified communications system configuration and support in conjunction with external vendors as needed.
• Participate in disaster recovery planning and execution, including backups, replication strategies, and recovery testing for both on-prem and cloud systems.
• Provide cross-site support for all EGI business units and serve as a technical escalation resource for Infrastructure Team members.
• Maintain system integrity, availability, and performance through proactive monitoring, capacity planning, and analytical evaluations.
• Contribute to IT roadmap planning, recommending upgrades, modernization efforts, and new technologies aligned with organizational goals.
• Remain available for emergency response and critical after-hours support when required.
• Perform other duties as assigned while abiding by all Ellwood policies and attendance requirements.

Skills and Abilities

• Expert-level knowledge of LAN/WAN engineering, switching, routing, VLANs, and advanced firewall configuration aligned with least privilege principles.
• Deep understanding of Windows Server, Active Directory, and Directory Services including group policy design and identity lifecycle management.
• Advanced proficiency with cloud services (Azure, Microsoft 365) including identity, security, compliance, and hybrid infrastructure.
• Strong capability in virtualization technologies (VMware), SAN storage, replication, and availability architectures.
• Advanced understanding of backup and disaster recovery methodologies spanning on-prem systems, cloud services, and virtual infrastructures.
• Strong PowerShell/scripting ability and automation mindset for system deployment, configuration, and monitoring.
• Excellent analytical and problem-solving skills, capable of leading complex troubleshooting efforts and delivering efficient solutions.
• Strong organizational, communication, and project management skills, including the ability to lead initiatives across teams.
• Demonstrated ability to work independently, maintain confidentiality, and operate effectively in rapidly changing environments.
• Ability to travel regionally as needed.

Education and Experience

• Bachelor’s Degree in Computer Science, Information Technology, or equivalent combination of experience and education.
• Minimum seven (7) years experience in enterprise infrastructure administration across multi-site environments, including networking, servers, virtualization, cloud, and security. (Elevated from Level II expectations.)
• Minimum five (5) years with VMware, SAN storage, and enterprise-level Microsoft technologies including Office 365 and hybrid/cloud integrations.
• Experience with firewall platforms, security hardening, backup technologies, identity management, and modern cloud-based services.
• Experience with Cisco Call Manager or other unified communications systems is a plus.

Equal Opportunity Employer
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