Senior Systems Administrator - Top Secret, DC Onsite

Seneca Resources; Washington (District of Columbia); On-site; USD 117,000 - 143,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

401(k) retirement plan

Paid time off

Paid parental leave

Life and disability insurance

Flexible spending accounts

Commuter benefits

Tuition reimbursement

Job summary

Seneca Resources seeks a Senior Systems Administrator with an active Top Secret clearance to manage and maintain enterprise IT environments in Washington, DC. The role requires hands-on expertise with VMware, SAN storage, Windows Server, cloud integrations, and security tooling, ensuring secure operations.

You will work as the sole Systems Administrator, coordinating with network admins and government counterparts to ensure performance and compliance, while documenting procedures for continuous

Qualifications

• 6+ years of systems engineering/administration experience.
• Ability to work independently as the sole Systems Administrator.
• Experience with VMware, SAN storage, Windows Server, AWS, PowerShell/PowerCLI, and security tools.

Responsibilities

• Deploy, configure, and troubleshoot VMware vSphere/ESXi hosts.
• Manage Dell VNXE/Dell EMC SAN storage and Veeam backups.
• Maintain domain controllers, MFA, Windows Server, SCCM, and security tooling.
• Support cloud integrations (AWS) and document processes for continuous improvement.

Skills

Independent work ethic

Self-starter

Collaboration with government and IT

Six+ years experience

PowerShell / PowerCLI

Tools

VMware vSphere

ESXi

Dell VNXE

Dell EMC storage

Veeam backup

Windows Server

SCCM

AWS

PowerShell

PowerCLI

DNS

DHCP

LDAP

Job description

Seneca Resources seeks a Senior Systems Administrator with an active Top Secret clearance to manage and maintain enterprise IT environments in Washington, DC. The role requires hands-on expertise with VMware, SAN storage, Windows Server, cloud integrations, and security tooling, ensuring secure operations.

You will work as the sole Systems Administrator, coordinating with network admins and government counterparts to ensure performance and compliance, while documenting procedures for continuous