IT Operations Specialist

AAC; Vienna (VA); On-site; USD 90,000 - 130,000; Full time

Job summary

AAC is seeking a highly motivated IT professional to manage and maintain our technology infrastructure, enterprise applications, network security, and IT operations. The role requires hands-on experience with Windows Server, VMware, NetApp storage, Fortinet security, and Microsoft 365.

You will serve as the primary technical resource for infrastructure administration, cybersecurity, networking, enterprise applications, and day-to-day IT operations, driving security and reliability improvements

Qualifications

• 5+ years of progressively responsible IT systems administration or infrastructure operations.
• Strong experience with Windows Server, Active Directory, DNS, DHCP, and Group Policy.
• Experience administering VMware virtualization environments.
• Strong working knowledge of Microsoft 365, Exchange Online, SharePoint Online, and Microsoft Entra ID.
• Experience managing firewalls, VPNs, VLANs, and enterprise networking (wired and wireless).
• Familiarity with endpoint security, monitoring systems, backup solutions, and disaster recovery.
• Excellent documentation and organizational skills.
• Ability to independently prioritize and manage multiple responsibilities.
• Excellent communication and problem-solving skills.

Responsibilities

• Administer Windows Server environments, including AD, DNS, DHCP, and GPO.
• Manage VMware ESXi hosts, VMs, storage, and VMware Tools.
• Administer NetApp storage systems and management platforms.
• Patch management, upgrades, capacity planning, and lifecycle management.
• Maintain backup systems and perform restoration testing.
• Maintain infrastructure documentation, configuration records, and procedures.
• Administer Fortinet FortiGate firewalls, VPN connectivity, and SSL certificates.
• Maintain corporate and guest network infrastructure, switches, wireless systems, and network configurations.
• Manage Microsoft 365, Exchange Online, SharePoint Online, and Entra ID.
• Participate in IT governance, security audits, and ISO compliance activities.

Skills

IT generalist

Strong communication

Troubleshooting

Education

Bachelor's degree in Information Technology or related field

Tools

Windows Server administration

VMware ESXi

NetApp storage

Microsoft 365

Fortinet FortiGate

FortiSIEM

Sophos endpoint security

Proofpoint email security

PowerShell scripting

ServiceNow

Job description

Tracking Code

26-015

Position Type

Full-Time/Regular

We are seeking a highly motivated IT professional to manage and maintain our organization's technology infrastructure, enterprise applications, network security, and IT operations.

The ideal candidate will be a versatile, hands-on IT professional with experience administering enterprise IT systems using Windows PCs, Windows Server s , VMware virtualization stack , Microsoft 365, physical network infrastructure (wired and wireless) , and cybersecurity platforms.

This position requires an individual capable of working independently, troubleshooting complex technical issues, maintaining accurate documentation, supporting end users, and ensuring the reliability, security, and availability of critical business systems.

The successful candidate will also participate in IT governance, compliance activities, security audits, and ongoing infrastructure improvement projects.

Ideal Candidate

The ideal candidate is an IT generalist with technical expertise who enjoys working across multiple technology disciplines.

This individual must be comfortable serving as a primary technical resource for infrastructure administration, cybersecurity, networking, enterprise applications, and day-to-day IT operations.

The position is best suited for a self-directed professional who takes ownership of systems, anticipates potential issues, and maintains a proactive approach to security, reliability, and continuous improvement.

Key Responsibilities

IT Infrastructure & Systems Administration

Administer and maintain Windows Server environments, including Active Directory, DNS, DHCP, and Group Policy.

Manage VMware ESXi hosts, virtual machines, storage, and VMware Tools.

Administer NetApp storage systems and management platforms.

Perform server and workstation patch management, upgrades, capacity planning, and lifecycle management.

Maintain backup systems and perform periodic backup restoration testing.

Maintain infrastructure documentation, configuration records, and operational procedures.

Network Administration & Cybersecurity

Administer Fortinet FortiGate firewalls, VPN connectivity, and SSL certificates.

Maintain corporate and guest network infrastructure, switches, wireless systems, and network configurations.

Manage FortiSIEM for server monitoring and centralized log collection and retention.

Maintain Sophos endpoint security and Proofpoint email security.

Support security awareness and phishing prevention programs using KnowBe4.

Troubleshoot network connectivity, performance, and security issues.

Microsoft 365 & Identity Management

Administer Microsoft 365, Exchange Online, SharePoint Online, and related services.

Manage Microsoft Entra ID, Active Directory users, groups, permissions, and system accounts.

Maintain email distribution groups, shared mailboxes, mail flow rules, and retention policies.

Manage user provisioning, account changes, and employee termination procedures.

Maintain identity management and self-service password reset systems.

Manage certificate renewals and scheduled security key rotations.

IT Service Management & Compliance

Administer ServiceNow incident, problem, and configuration management processes.

Maintain IT operational records, procedures, and reports.

Participate in ISO compliance activities, including conducting internal audits and serving as an auditee.

Perform annual IT risk assessments and support change management processes.

Prepare and present periodic IT compliance and operational reports.

Support CMM C -related IT project documentation and decision analysis.

Company Web Presence

Administer AAC and its partner companies web presence

Coordinate with web service providers for system updates

Enterprise Applications & Business Support

Administer and support VoIP telecommunications systems.

Maintain physical access control systems and related hardware.

Support corporate websites, WordPress applications, and plugins.

Provide technical assistance for audiovisual systems and other business technology .

Coordinate hardware, software, and service renewals with technology vendors.

Support annual inventory and accounting audits.

Provide technical support to affiliated organizations as needed.

Required Qualifications

5 + years of progressively responsible experience in IT systems administration or infrastructure operations.

Strong experience with Windows Server, Active Directory, DNS, DHCP, and Group Policy.

Experience administering VMware virtualization environments.

Strong working knowledge of Microsoft 365, Exchange Online, SharePoint Online , and Microsoft Entra ID.

Experience managing firewalls, VPNs, VLANs, and enterprise networking (wired and wireless) .

Familiarity with endpoint security, monitoring systems, backup solutions, and disaster recovery.

Experience troubleshooting complex infrastructure and application issues.

Strong technical documentation and organizational skills .

Ability to independently prioritize and manage multiple responsibilities.

Excellent communication and problem-solving skills.

Preferred Qualifications

Experience with Fortinet FortiGate and FortiSIEM .

Experience with NetApp storage solutions.

Familiarity with ServiceNow, Sophos, Proofpoint, PRTG, and KnowBe4.

Experience with ISO 20000 information technology - service management .

Experience with ISO 27001 information security management system .

Familiarity with CMMC .

Familiarity with CMMI.

Experience with PowerShell scripting and automation.

Industry certifications such as Microsoft, VMware, Cisco, CompTIA Security+, or ITIL.