Systems Administrator II

Orbital Engineering, Inc. is seeking a Systems Administrator II who will administer, secure, monitor, and improve cloud and on-premises infrastructure, primarily AWS.Provides Level II support across AWS, Microsoft 365, Entra , Windows, networking, and endpoint technologies; troubleshoots issues and supports implementations, migrations, upgrades, security, automation, and modernization, escalating when needed.

Essential Functions

• Administer, secure, monitor, optimize, and troubleshoot AWS services, including EC2, S3, VPC, IAM, Cloud Watch, and Route 53.
• Manage provisioning, access, networking, governance, cost, backup, recovery, and incident response.
• Support cloud design, deployment, automation, modernization, and documentation.

Infrastructure Administration

• Administer and troubleshoot Windows servers, storage, virtualization, backups, Active Directory, Group Policy, DNS, DHCP, and certificates.
• Monitor capacity and availability; perform patching, upgrades, lifecycle management, and standardization.
• Support implementations, migrations, modernization, disaster recovery, testing, and documentation.

Microsoft 365 & Identity Administration

• Administer Microsoft 365 services and Entra , groups, permissions, access, and lifecycle activities.
• Support MFA, Conditional Access, role‑based access, hybrid identity, authentication, integrations, and issue resolution.

Network Administration

• Support and troubleshoot Cisco switching, routing, wireless, VPN, and connectivity across on-premises, AWS, and remote environments.
• Assist with changes, upgrades, segmentation, vendors, and network documentation; elevate complex design issues.

Information Security

• Maintain least‑privilege security controls across cloud, infrastructure, endpoints, identity, and networks.
• Monitor threats and vulnerabilities; support hardening, remediation, incident response, audits, compliance, and risk assessments.
• Follow established security policies, standards, and procedures.

Technical Support & Troubleshooting

• Provide Level II support for cloud, server, network, identity, and application infrastructure issues.
• Perform root‑cause analysis, coordinate resolutions, document changes, and elevate high‑risk or out‑of‑scope issues.

Automation & Operational Excellence

• Automate administration with Power Shell and maintain monitoring, alerting, reporting, configuration, documentation, and inventories.
• Support change governance and improve reliability, efficiency, security, and supportability.
• Participate in after‑hours maintenance, support, and on‑call rotations.

Project Support

• Plan, test, deploy, validate, and document infrastructure, cloud, security, migration, upgrade, modernization, and lifecycle projects.
• Complete assigned work on schedule and coordinate implementation and knowledge transfer with IT, vendors, and stakeholders.

Other Duties Please note that this job posting does not list all duties and responsibilities that are required of this job. Duties and responsibilities may change at any time with or without notice.

• 2-5 years (two to five years) of progressively responsible systems, infrastructure, cloud, networking, and cybersecurity experience in highly available hybrid environments.
• Bachelor's Degree in Information Technology, Computer Science, Information Systems, Cybersecurity, or a related field; or an equivalent combination of education, training, and experience.
• Preferred certifications include one or more of the following:
  • Azure Administrator
  • Microsoft Security or Identity and Access Administrator
  • AWS Solutions Architect or Sys Ops Administrator
  • CCNA/CCNP
  • Security+
  • CISSP/SSCP
  • ITIL Foundation
• Experience with AWS and Azure;
  Microsoft 365 and Entra ;
  Windows Server, Active Directory, Group Policy, DNS, and DHCP;
  Power Shell;
  Microsoft Defender and…