Senior System Administrator

Key Responsibilities

• Implement and maintain the organization's technical infrastructure including hardware, software, and networks.
• Collaborate with other team members to troubleshoot and resolve technical issues.
• Evaluate and deploy new technology solutions that improve the organization's efficiency and productivity.
• Monitor system performance and proactively identify areas that require improvement.
• Working with service provider (Verizon, Allied ,Cogent) for troubleshooting internet issues.
• Manage and configure SaaS firewall, VLAN's, and subnetting
• Knowledge of Active Directory and O365/Azure
• Administer VMware cluster
• Administer Storage with knowledge of iSCSI connections
• Understanding VPN and all networking layers
• Knowledge of MFA/SSO and configuring Radius servers
• Understanding monitoring and logging health data from different assets, such as host, servers, databases, virtual machine, switches, firewall
• Understanding backup technologies and disaster recovery
• Experience with AWS
• DevOps tools and practices

Technologies:

Must have:

Firewalls: SonicWall, Watchguard

Operating system: Windows 2016, Windows 2019, Windows 2022, Redhat Linux, VMware

Infrastructure: Dell PE servers, Dell ME SAN storages

Networking: Dell switches, Cisco Switches

Tools: Datadog,Azure DevOps, O365

Good to have:

Okta, AWS, Azure, Crowdstrike

About OPEXUS

Get government unstuck with OPEXUS. We believe the professionals who keep democracy running expect and deserve exceptional technology experiences. With more than 30 years of experience supporting public institutions, OPEXUS is the leader in FedRAMP-certified government process management software, bringing operational excellence to governments' middle office so agencies can focus on the critical work of mission delivery.

Our customers and employees share the desire to make a positive impact on society and leave a legacy. Our location in the heart of Washington, D.C. enables our team to work hand-in-hand with our customer community to deliver built-for-government software applications that users love.

If you are a talented, entrepreneurial candidate with an interest in driving growth, then we want to talk with you. We offer countless opportunities for our employees to stretch and take on new challenges in their careers.

OPEXUS is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or disability.