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Senior Systems Administrator -Hybrid

Envision Innovative Solutions
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Aurora, CO, USA
Sep 27, 2026

Riverstone Enterprise Solutions, an Envision Innovative Solutions Company, delivers mission-focused technology solutions to the Intelligence Community. Since 2008, we have supported critical national security programs by building high-performing engineering teams and developing innovative enterprise solutions. Our engineers work in a collaborative, zero-bureaucracy environment where expertise is valued, ideas are heard, and contributions directly drive mission success. Your adventure begins now-unleash your potential at Riverstone, we combine the agility of a small company with the impact of a big mission.
Riverstone is seeking a motivated, career, and customer-oriented Systems Administrator Level 2 to join our team in Aurora, CO. This is Hybrid position.

Primary 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 I (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems

  • Provide support to IT systems including day-to-day operations, monitoring and problem resolution for all of the client/server/storage/network devices, mobile devices, etc.

  • Provide support for the 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 support for the dispatch system and hardware problems and remains involved in the resolution process

  • Configure and manage UNIX and Windows (or other applicable) operating systems and installs/loads operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements to improve reliability and performance.


Required Skills:
  • Ten (10) years' experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity.

  • Bachelor's degree in technical discipline from an accredited college or university. Five (5) years of additional SA experience may be substituted for a bachelor's degree.


Security Clearance Requirement: Current/Active TS/SCI with Full Scope Polygraph

The projected compensation range for this position is $155,000.00-$175,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location, education and certifications as well as Federal Government Contract Labor categories
Riverstone Enterprise Solutions is an equal-opportunity employer. All Qualified applicants will receive consideration for employment without regard to race, religion, color, national origin, citizenship, sex, sexual orientation, gender identity, veteran's status, age, disability or any other basis prohibited by law.

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Job ID

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