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Systems Administrator II

Job in Arvada, Jefferson County, Colorado, 80004, USA
Listing for: Sales Optimizer, LLC
Full Time position
Listed on 2026-01-12
Job specializations:
  • IT/Tech
    IT Support, Systems Administrator, Cybersecurity, Cloud Computing
Job Description & How to Apply Below

Systems Administrator II
Barber‑Nichols

Join to apply for the Systems Administrator II role at Barber‑Nichols.

About Barber‑Nichols

Barber‑Nichols (BN) is a premier provider of custom turbo machinery solutions serving the Defense, Aerospace, Cryogenics, and Energy industries. Our team consists of industry leaders who collaborate closely with equally accomplished customers to deliver technologies that advance their markets and establish enduring partnerships. At BN, we foster a results‑driven environment that values professional growth, rewards achievement, and supports innovation. From designing the blower for NASA’s Dragonfly mission to Saturn’s moon Titan to engineering critical components for the U.S. Navy’s MK‑48 program, BN’s portfolio spans some of the most exciting and impactful projects in the world.

For those seeking to contribute to impactful projects alongside a highly skilled team, BN offers an exceptional place to build your career.

Position Summary

Support management of Barber‑Nichols’ Information Technology (IT) infrastructure and business systems, including servers, cloud environments, and end‑user computing. This position ensures the confidentiality, integrity, and availability of information systems in compliance with NIST 800‑171 and CMMC Level 2 requirements. The System Administrator II is a fully onsite role that collaborates daily with local and remote team members to maintain system reliability, enforce cybersecurity controls, and drive continual improvement through measurable IT metrics and KPIs.

This role serves as the primary escalation point for complex technical issues unresolved by Helpdesk or Tier 1 staff.

Key Results Areas Manage and Maintain Business Applications
  • Manage and maintain the hardware and software needed for business applications and IT‑owned applications.
  • Ensure PC hardware and server hardware is scoped to best practices in support of supported applications.
  • Monitor, manage, and enable adequate on‑prem storage for shared file directories and greater business needs, including DR backups.
  • Manage and maintain an Application Maintenance Schedule, as well as perform maintenance in off‑hour windows, prioritized by criticality.
  • Manage and maintain application backups, documentation, and configurations.
  • Manage and maintain an Office 365 GCCH environment, including support, licensing, compliance, and other applications such as SharePoint.
  • Maintain a list of approved and supported applications to ensure compliant licensing and proper budgeting.
Manage and Maintain Business Systems
  • Manage and maintain the hardware and software needed for business systems and IT‑owned systems.
  • Provide documentation and level 1 and level 2 support training to Helpdesk Team for business systems where appropriate.
  • Research and recommend innovation, and where possible, automated approaches for IT and business processes.
  • Administer, maintain, and support Azure VMs, cloud infrastructure, Azure AD, Intune, Sentinel, and other O365 services.
  • Administer, manage, and ensure servers remain patched and secure including installation of software releases, patches and anti‑virus updates.
  • Maintain domain computer security and access using Domain Name Service (DNS), Dynamic Host Configuration Protocol (DHCP) and Group Policy Object (GPO).
Manage and Maintain Business Application and System Integrations
  • Provide end‑user support for hardware and software business applications and systems.
  • Provide advanced documentation, process updates, and knowledge transfer to the Helpdesk and Systems Support teams.
  • Analyze recurring issues and implement preventative measures or process improvements; contribute to root cause analyses (RCAs) and incident post‑mortems.
  • Perform duties as required as part of incident response team.
Qualifications Education and Training
  • Bachelor’s degree in Computer Science, Information Technology or a related discipline, or an equivalent combination of education and experience.
  • Experience or training in proper cyber security hygiene and/or experience with common cyber applications is a plus.
Experience
  • 3–5 years of relevant IT and systems administration experience.
  • Experience in operation of Active…
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