Senior Systems Engineer

The successful candidate will serve as a senior technical resource for server infrastructure, virtualization, operating systems, storage, backup and recovery, identity services, automation, and infrastructure security. This position works closely with Platform Engineering, Cybersecurity, Network Operations, Solutions Architecture, and other IT teams to deliver reliable, secure, and scalable infrastructure services.

The role requires strong troubleshooting skills, independent technical judgment, and the ability to lead complex infrastructure initiatives from planning through implementation and operational sustainment.

• What You Will Do as a Senior Systems Engineer
• Design, implement, administer, and maintain enterprise Windows and Linux server infrastructure across physical, virtual, and cloud environments.
• Engineer and support virtualization and hyperconverged infrastructure platforms, including VMware vSphere and Nutanix.
• Install, configure, harden, patch, upgrade, and troubleshoot Windows Server and Ubuntu Linux systems.
• Manage core Microsoft infrastructure services, including Active Directory, Group Policy, DNS, DHCP, certificate services, and related identity and authentication technologies.
• Plan and maintain highly available infrastructure solutions with appropriate redundancy, fault tolerance, capacity, and disaster recovery capabilities.
• Administer enterprise backup, recovery, and data protection solutions and regularly validate recovery capabilities.
• Administer and support enterprise multi-factor authentication (MFA/2FA) services, including user enrollment, authentication policies, token lifecycle management, troubleshooting, and integration with enterprise applications and identity platforms.
• Develop and maintain automation for infrastructure provisioning, configuration, patching, and operational tasks using technologies such as Power Shell, Ansible, and Infrastructure-as-Code methodologies.
• Perform advanced troubleshooting and root cause analysis of complex server, virtualization, storage, operating system, authentication, and infrastructure performance issues.
• Monitor infrastructure health, availability, capacity, and performance and proactively identify opportunities to improve reliability and operational efficiency.
• Support vulnerability remediation, system hardening, configuration management, and security compliance activities in accordance with organizational and regulatory requirements.
• Implement and maintain technical controls supporting CMMC, NIST SP 800-171, CIS benchmarks, and other applicable cybersecurity requirements.
• Evaluate new infrastructure technologies and provide technical recommendations based on security, scalability, reliability, performance, supportability, and cost.
• Create and maintain system architecture diagrams, technical standards, operating procedures, build documentation, and disaster recovery documentation.
• Serve as a senior escalation point and technical mentor for other members of the Server Operations team.
• Lead or provide technical leadership for infrastructure projects and coordinate implementation activities across multiple IT teams.
• Perform after-hours support for critical infrastructure incidents and planned maintenance when required.
• Bachelor's degree in Computer Science, Information Technology, Management Information Systems, or a related technical discipline and approximately 8 years of relevant experience; equivalent combinations of education, certifications, and professional experience may be considered.
• Strong experience with enterprise virtualization technologies such as VMware vSphere/ESXi and/or Nutanix AHV.
• Advanced knowledge of Active Directory, Group Policy, DNS, DHCP, authentication, certificates, and related enterprise infrastructure services.
• Experience managing enterprise storage, backup, disaster recovery, and business continuity technologies.
• Experience with server hardware, virtual infrastructure, storage systems, networking fundamentals, and data center technologies.
• Experience automating infrastructure administration using Power Shell, Ansible, Python, or similar scripting and automation technologies.
• Strong understanding of TCP/IP networking, routing, VLANs, firewalls, load balancing, DNS, and infrastructure troubleshooting.
• Experience with enterprise monitoring, logging, vulnerability management, configuration management, and patch management solutions.
• Understanding of cybersecurity principles including least privilege, system hardening, vulnerability remediation,…