Systems Engineer III* Hybrid in Horsham, PA

About the Role

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

• 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: identify, prioritize, test, and deploy OS, firmware, and application security updates to meet SLAs and security policies.
• Implement, maintain, and validate secure system configurations using STIGs, vendor hardening guidance, and organizational baselines across Windows, Linux, virtualization, and cloud environments.
• Manage virtualization platforms including Hyper‑V and deploy, configure, and maintain enterprise storage solutions (SAN, NAS, and backup platforms).
• Develop infrastructure automation with Power Shell, Bash, Python, Ansible, Terraform, or similar technologies.
• Lead operating system lifecycle management: upgrades, migrations, and decommissioning.
• Administer Microsoft Intune, Microsoft Entra , 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.
• Coordinate and resolve operating system and third‑party software patch management.
• Participate in incident response, root cause analysis, and post‑incident reviews.
• 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 Power Shell, Ansible, Terraform, or similar automation tools to improve security posture and operational efficiency.
• Participate in on‑call support rotation as required.

• U.S. citizen; must obtain Public Trust security 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 Power Shell scripting experience and expertise 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.

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

You must be a U.S. citizen and located near Horsham, PA for a hybrid onsite schedule.

We are an equal‑opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law. USA Job Seekers: EEO Know Your Rights.