Systems Administrator

• Install, configure, administer, maintain, monitor, and troubleshoot physical and virtual servers, operating systems, applications, and associated enterprise services.
• Monitor and troubleshoot network-dependent services such as DNS, DHCP, NTP, SNMP, HTTP/HTTPS, SSH, LDAP/LDAPS, and SMTP.
• Administer Microsoft Windows Server environments and associated infrastructure services.
• Support Active Directory, Group Policy, user and computer objects, authentication, permissions, and access-control functions.
• Support Microsoft 365 services and associated enterprise applications.
• Administer and support Microsoft Configuration Manager and related endpoint/system-management capabilities.
• Support VMware and virtual desktop infrastructure, including physical and virtual computing environments.
• Perform routine system monitoring and analyze availability, capacity, performance, security, and operational health.
• Troubleshoot hardware, operating system, application, authentication, connectivity, and configuration problems.
• Perform server, operating system, application, and service updates and assist with patching activities required by applicable cybersecurity directives.
• Support vulnerability remediation and system hardening activities in coordination with Cybersecurity personnel.
• Maintain system configurations and ensure changes are implemented and documented in accordance with established configuration- and change-management processes.
• Support system backup, restoration, continuity, and recovery activities.
• Perform routine preventive maintenance and system-health checks.
• Support installation, configuration, testing, upgrade, and deployment of new hardware and software.
• Assist with technology-refresh activities and replacement of End-of-Life (EOL) and End-of-Support (EOS) systems.
• Develop and maintain Standard Operating Procedures (SOPs), technical procedures, system documentation, configuration records, and troubleshooting guides.
• Prepare After Action Reports and technical documentation following significant outages, maintenance events, upgrades, or system changes when required.
• Create, update, resolve, and document incidents and service requests using the Government-approved ticket-management system.
• Coordinate with Technical Support personnel to resolve issues escalated beyond desktop/help-desk support.
• Escalate complex engineering problems to the Senior Systems Engineer or appropriate Network, Cloud, or Cybersecurity Engineer.
• Coordinate with Government and contractor technical personnel to diagnose and restore interrupted IT services.
• Assist with inventory, asset accountability, and technical documentation associated with supported systems.
• Provide technical assistance to users and other IT staff when required.

• Must have 4–6+ years of progressively responsible systems administration or enterprise IT infrastructure experience.
• Must have an active DoD Secret security clearance.
• Must meet applicable DoD 8140/DCWF requirements for Work Role 451 at the Intermediate proficiency level.
• Experience administering Microsoft Windows Server environments.
• Experience with Active Directory, Group Policy, DNS, DHCP, user accounts, permissions, and authentication services.
• Experience installing, configuring, and maintaining physical and virtual servers.
• Experience supporting VMware or comparable enterprise virtualization technology.
• Experience supporting Microsoft 365 and Microsoft enterprise technologies.
• Experience performing system and application patching, upgrades, and maintenance.
• Experience troubleshooting server hardware, operating systems, applications, network connectivity, and enterprise services.
• Knowledge of system backup, restoration, and disaster-recovery practices.
• Experience working with enterprise monitoring, endpoint-management, or systems-management tools.
• Familiarity with cybersecurity hardening, vulnerability remediation, and configuration-management requirements.
• Ability to create and maintain technical documentation, SOPs, troubleshooting procedures, and configuration records.
• Strong analytical and troubleshooting abilities.
• Strong verbal and written communication skills.
• Ability to work independently at a supported site while coordinating with geographically dispersed enterprise engineering teams.

• Bachelor's degree in Computer Science, Information Technology, Engineering, Cybersecurity, or related technical discipline.
• CompTIA Security+ or comparable certification.
• Microsoft certification applicable to Windows Server, Microsoft 365, endpoint management, or Azure.
• VMware VCP or comparable virtualization certification.
• ITIL Foundation certification or experience working in an ITIL-based environment.
• Experience with Microsoft Configuration Manager (SCCM/MECM).
• Experience with PowerShell scripting and administrative automation.
• Experience with Azure or hybrid-cloud environments.
• Experience with ServiceNow or comparable enterprise ITSM platforms.
• Familiarity with DISA STIGs and DoD vulnerability-management requirements.
• Previous USMC, Navy, DISA, or DoD enterprise IT experience.
• Experience operating within geographically dispersed enterprise environments.

Agil3 Technology Solutions LLC ("A3T") is a Northern Virginia based, ISO 9001, ISO 20000-1 & ISO 27001 Certified, Women-Owned (WOSB) and Service-disabled Veteran-Owned (SDVOSB) small business. A recent recipient of the prestigious Washington Technology TOP 50 (ranking #9, and on the list for last 4 years!), A3T is experiencing industry leading recognition and growth. In addition to the CEO’s recognition as an “All-Star Entrepreneur”, A3T is recognized by Inc Magazine as one of the fastest growing companies in the country, by Vet 50 as Fastest Growing Veteran-Owned Businesses, and is featured in CyberSecurity Ventures / Cybercrime Magazine! “As a go-to Women-Owned Cybersecurity company in US and internationally”. As part of our growth, we are looking for YOU to join our growing team.

A3T offers excellent benefits to enhance the work-life balance, including:

• Medical Insurance
• Dental Insurance
• Vision Insurance
• Life Insurance
• Short Term & Long-Term Disability
• 401k Retirement Savings Plan with Company Match
• Paid Holidays
• Paid Time Off (PTO)
• Tuition and Professional Development Assistance
• Parking/Travel Reimbursement (metropolitan areas)