Senior Systems Administrator | IT Operations & UNIX/Windows

Riverstone Enterprise Solutions; Maryland; On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

Disability insurance

401(k) plan

Paid time off & federal holidays

Professional development stipend

Phone & internet stipend

Performance bonus

Referral bonuses

Job summary

Riverstone Enterprise Solutions, an Envision Company, seeks a Senior Systems Administrator to join our Annapolis Junction, MD team. You will provide end-to-end IT systems support, troubleshooting, and operational management for diverse client/server environments.

The role emphasizes Tier 1–2 incident handling, system configuration, user assistance, and capacity planning to ensure reliable service delivery to government clients.

Qualifications

• Ten years of SA experience in programs/contracts of similar scope.
• Bachelor's degree in a technical discipline is required.
• IAT Level I certification or higher.

Responsibilities

• Provide support for implementation, troubleshooting and maintenance of IT systems.
• Provide Tier 1 (Help Desk) problem identification, diagnosis and resolution of problems.
• Manage the daily activities of configuration and operation of IT systems.
• Provide assistance to users in accessing and using IT systems.
• Provide Tier 1 and Tier 2 problem identification, diagnosis and resolution of problems (U) and support to IT systems including day-to-day operations and monitoring.
• Provide support for escalation and communication of status to agency management and internal customers.
• Optimize system operations and resource utilization, and perform system capacity analysis and planning.
• Provide in-depth experience in troubleshooting IT systems.
• Provide detailed analysis and feedback to agency management and internal customers for escalated tickets.
• Provide support for the dispatch system and hardware problems and remain involved in the resolution process.
• Configure and manage UNIX and Windows operating systems and install/load OS software, troubleshoot, maintain integrity of and configure network components.

Skills

Systems administration

UNIX & Windows administration

Tier 1–2 support

Education

Bachelor's degree in technical discipline

IAT Level I certification

Job description

Riverstone Enterprise Solutions, an Envision Company, seeks a Senior Systems Administrator to join our Annapolis Junction, MD team. You will provide end-to-end IT systems support, troubleshooting, and operational management for diverse client/server environments.

The role emphasizes Tier 1–2 incident handling, system configuration, user assistance, and capacity planning to ensure reliable service delivery to government clients.