Senior Systems Administrator

Responsibilities

• Administer, maintain, and optimize enterprise server, storage, virtualization, backup, and disaster recovery platforms.
• Manage and support Microsoft Azure cloud services and AWS cloud environments.
• Administer Microsoft 365 services including Exchange Online, Teams, SharePoint Online, OneDrive, and related collaboration technologies.
• Manage Windows Server operating systems and supporting infrastructure services.
• Maintain Active Directory, Group Policy, DNS, DHCP, certificate services, and related enterprise technologies.
• Monitor system performance, availability, and capacity to ensure business continuity.
• Develop and maintain infrastructure standards, configuration baselines, and operational procedures.
• Plan and execute system upgrades, migrations, patching, and lifecycle management activities.
• Evaluate and recommend hardware, software, and cloud solutions to improve reliability and operational efficiency.
• Maintain system documentation, architecture diagrams, and operational runbooks.
• Cloud Administration:
  • Design, deploy, administer, and support Microsoft Azure and Amazon Web Services environments.
  • Monitor cloud resource utilization, performance, availability, and cost optimization opportunities.
  • Configure and maintain cloud networking, storage, security controls, and backup solutions.
  • Deploy and manage Infrastructure-as-a-Service (IaaS) and Platform-as-a-Service (PaaS) resources as required.
  • Support hybrid cloud integrations between on-premises and cloud-hosted systems.
  • Implement and maintain cloud governance standards and best practices.
  • Ensure cloud environments comply with organizational security and operational requirements.
• Identity and Access Management:
  • Administer Microsoft Entra ID and hybrid identity services.
  • Manage user accounts, groups, permissions, and role-based access controls.
  • Configure and maintain Single Sign-On (SSO), Multi-Factor Authentication (MFA), and Conditional Access policies.
  • Implement least-privilege access models and privileged account management practices.
  • Conduct periodic user access reviews and account audits.
  • Support identity governance initiatives and lifecycle management processes.
  • Aid with authentication, authorization, and directory service troubleshooting.
• Network Administration:
  • Administer and support Cisco switching, routing, wireless, VPN, and network security technologies.
  • Monitor and maintain network performance, stability, and availability.
  • Troubleshoot complex connectivity and communication issues across multiple locations.
  • Assist with network design, segmentation, redundancy, and capacity planning.
  • Maintain network diagrams, configuration backups, and operational documentation.
  • Cook up network changes and upgrades with business and technical stakeholders.
  • Work with service providers and vendors to resolve network-related issues.
• Information Security:
  • Implement and maintain security controls across infrastructure, cloud, endpoint, and network environments.
  • Monitor security alerts, vulnerabilities, threats, and suspicious activity.
  • Participate in security incident investigation, response, containment, and recovery efforts.
  • Conduct vulnerability assessments and coordinate remediation activities.
  • Serve as a liaison for security audits, compliance initiatives, and risk assessments.
  • Recommend improvements to security architecture and operational controls.
  • Aid with endpoint protection, email security, data protection, and identity security initiatives.
  • Support the development and maintenance of security policies, standards, and procedures.
  • Maintain awareness of emerging cybersecurity threats and industry trends.
• Technical Leadership:
  • Serve as the highest level technical escalation point for complex infrastructure and operational issues.
  • Lead troubleshooting efforts involving multiple interconnected systems and technologies.
  • Perform root cause analysis and implement long-term corrective actions.
  • Lead infrastructure implementation, migration, upgrade, and modernization projects.
  • Research, evaluate, and recommend emerging technologies and best practices.
  • Provide mentoring, coaching, and technical guidance to IT team members.
  • Aid with knowledge transfer and workforce development initiatives.
  • Collaborate with business stakeholders to align technology solutions with operational requirements.
• Operational Excellence:
  • Participate in IT change management activities and operational governance processes.
  • Create and maintain automation solutions utilizing PowerShell and related technologies.
  • Create and maintain system monitoring, alerting, and reporting solutions.
  • Support disaster recovery planning, testing, and business continuity efforts.
  • Maintain accurate technical documentation and system inventories.
  • Participate in strategic planning and budget forecasting activities.
  • Support vendor management and service provider relationships.
  • Participate in after-hours support, maintenance activities, and on-call rotations as required.
  • Ensure compliance with organizational standards, policies, and procedures.

Qualifications

• Seven (7) to ten (10) years of progressively responsible experience in systems administration, infrastructure engineering, cloud administration, networking, and cybersecurity.
• Demonstrated experience supporting hybrid on-premises and cloud environments.
• Experience serving as a senior technical resource or Level III escalation point.
• Proven experience leading infrastructure projects and technology initiatives.
• Experience supporting enterprise production environments with high availability requirements.
• Experience with identity management, information security, and operational governance practices.
• 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:
  • Microsoft Azure Administrator Associate
  • Microsoft Security Administrator Associate
  • Microsoft Identity and Access Administrator Associate
  • AWS Certified Solutions Architect Associate
  • AWS Certified SysOps Administrator
  • Cisco CCNA
  • Cisco CCNP
  • CompTIA Security+
  • CISSP
  • ITIL Foundation Certification

Pay

$60,000 – $95,000 annually (based on experience, qualifications, and location)

Benefits

• Medical, dental, vision, and prescription drug coverage
• A 401(k)-retirement savings plan
• Supplemental insurance options
• Company-paid life and AD&D insurance
• Company-paid short-term disability coverage
• A generous paid time off program

About Orbital

Since 1969, Orbital has been specializing in project development, project execution and asset management for the heavy industrial sectors and utilities. Our regional offices, hands-on mentality, and world-wide integrated teams provide an ability to leverage subject matter experts and industry best-practices wherever a project may lie geographically. Our focus steadfastly remains on finding and delivering the best solution, regardless of where that team sits across our organization. At Orbital, our power is our people. Equal Opportunity Statement We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.