Systems Engineer III** Hybrid in Horsham, PA

About the role

Reed Tech is seeking a Systems Engineer III responsible for the design, implementation, administration, automation, and support of enterprise infrastructure across on-premises and cloud environments. This role serves as a technical lead for complex infrastructure initiatives, ensuring the availability, security, performance, and reliability of critical business systems while collaborating across Cloud Engineering, SRE, Platform Engineering, GRC and security teams.

Conditions of Employment

• You must be a U.S. citizen to apply for this position.
• You must successfully pass a background investigation and achieve Public Trust security clearance.
• Must be located near the Horsham, PA location for a Hybrid onsite schedule.

Accountabilities

• Design, implement, maintain, and optimize enterprise infrastructure solutions.
• Administer Windows Server, Linux, Active Directory, DNS, DHCP, Group Policy, and enterprise authentication services.
• Lead vulnerability remediation efforts by identifying, prioritizing, testing, and deploying operating system, firmware, and application security updates to maintain compliance with organizational service level agreements (SLAs) and security policies.
• Implement, maintain, and validate secure system configurations by applying Security Technical Implementation Guides (STIGs), vendor hardening guidance, and organizational security baselines across Windows, Linux, virtualization, and cloud environments.
• Manage virtualization platforms including Hyper-V.
• Deploy, configure, and maintain enterprise storage solutions including SAN, NAS, and backup platforms.
• Develop infrastructure automation using PowerShell, Bash, Python, Ansible, Terraform, or similar technologies.
• Manage operating system lifecycle management including upgrades, migrations, and decommissioning.
• Administer Microsoft Intune, Microsoft Entra ID, and endpoint management technologies.
• Implement and maintain high availability, disaster recovery, and business continuity solutions.
• Support certificate management, PKI, encryption, and enterprise identity services.
• Perform vulnerability remediation using tools such as Qualys, Tanium, Microsoft Defender, or similar platforms.
• Cookordination and resolve operating system and third-party software patch management.
• Develop and maintain infrastructure standards, technical documentation, and operational procedures.
• Participate in change management, maintenance planning, and production implementations.
• Develop and maintain automated patching, configuration management, and compliance validation processes using PowerShell, Ansible, Terraform, or similar automation tools to improve security posture and operational efficiency.
• Participate in on-call support rotation as required.

Requirements

• Candidate must be a US citizen and able to receive Public Trust Clearance.
• Bachelor's degree in Information Technology, Computer Science, Engineering, or equivalent experience.
• 6–8 years of enterprise systems engineering experience.
• Advanced knowledge of Windows Server administration.
• Experience administering Linux operating systems.
• Experience supporting Active Directory, DNS, DHCP, Group Policy, and enterprise authentication.
• Experience supporting virtualization platforms.
• Experience with Microsoft Azure and/or AWS cloud infrastructure.
• Strong PowerShell scripting experience.
• Experience with infrastructure automation tools.
• Experience implementing enterprise backup and disaster recovery solutions.
• Experience supporting enterprise storage platforms.
• Knowledge of TCP/IP networking fundamentals.
• Experience with enterprise monitoring platforms.
• Excellent troubleshooting and analytical skills.
• Strong written and verbal communication skills.

Skills

• Windows Server 2016–2025
• Microsoft Azure
• Hyper-V
• Microsoft Entra ID
• Microsoft Intune
• Backups
• Automation & Scripting
• Security & Compliance
• Monitoring Tools such as: Azure Monitor and/or Datadog

Benefits

We promote a healthy work/life balance across the organisation. We offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance and sabbaticals, we will help you meet your immediate responsibilities and your long-term goals.