Sr. System Administrator

Ironbow Technologies - Herndon, VA (30+ days ago)3.8

  • Design, install, and configure internal and customer facing servers, network devices and firewalls.

  • Proactively manage and maintain server, network and firewall systems Administer and support core Microsoft, Cisco, and VMware technologies

  • Design and implement monitoring, configuration management and reporting functions that will make a hands-off environment

  • Define and document best practices and support procedures

  • Provide after-hours support for Infrastructure related emergencies as well occasional weekend maintenance

  • Maintain inventory and asset configuration documentation

  • Assist with hardware, firewall, telecom and software vendor evaluation, recommendation and negotiations

  • Mentor / cross train team members on existing and new technologies

  • Carry out special tasks at Management's direction

  • Interact with customers and staff at the technical level, as required.

  • Other duties as assigned..

  • Microsoft Certification (MCSE) or equivalent certification in relevant programs desired.

  • Advanced knowledge of Windows Server (2008/2012/2016) /desktop Operating Systems (7/10)

  • Managing in excess of 50 Windows Server infrastructure

  • Managing deployments/rollouts

  • Managing server virtualization technologies like VMWare Server/ESX or Microsoft HyperV/Virtual

  • Experience with VOIP/Collaboration systems (Sharepoint, CUCM, video infrastructure etc.)

  • A solid understanding of LAN/WAN networking

  • Group Policy design and configuration

  • Microsoft IIS administration and configuration

  • Experience with Exchange online/Office 365

  • Linux/UNIX administration

  • Active Directory/LDAP user and group administration

  • Ability to troubleshoot network issues including back bone infrastructure issues

  • LAN Routing and Switching configuration and troubleshooting

  • Strong communication and documentation skills

  • Flexible and able to adapt to a rapidly changing environment

  • Must be organized and have the ability to manage projects of varying length

  • Positive, self-motivated individual who can complete tasks independently

  • Must be a team player

  • University degree in the field of computer science or management information systems or equivalent experience.

  • At least 5 - 7 years’ equivalent work experience in a technical analytical position responsible for administering client/server environments.

  • MCSE but MCSA or MTA is acceptable

  • CCENT, Network+ or A+


  • Largo 2 times per week or as needed