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# Systems Engineer - Infrastructure & Security

- **Company:** Innovatus Technology Consulting
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Microsoft Windows, Amazon Web Services, Systems Engineering, Information Technology Consulting, Data Centers, Linux System Administration, Windows Servers, Oracle (Applications), Public Key Infrastructure, Red Hat Enterprise Linux, Security Content Automation Protocol, Software Vulnerability Management, SSL Certificate Management, SC Clearance, Performance Monitor, Operating System Security, Vulnerability Analysis, Control M
- **Published:** October 27, 2026
- **Apply:** https://www.builtincolorado.com/job/senior-systems-engineer-infrastructure-security/11874802?handler=ApplyRedirect

## About the Role

You'll need an active Secret clearance (or higher) and solid hands-on experience with Linux system administration, performance monitoring, and compliance work., * Active Secret clearance (or higher)

 * Strong hands-on skills with Red Hat Enterprise Linux (Windows experience is a plus)
 * Familiarity with STIGs, SCAP, ACAS, and PKI certificate management
 * Experience monitoring performance and capacity in both on-prem and AWS environments
 * Comfortable working with other teams and external partners
 * Experience with Control-M, Track-It, or EWM/RTC is a plus

## Description

Administer Red Hat and Windows servers across on-premises and AWS environments; manage performance, capacity, patching, PKI certificates, vulnerability scans, and SCAP/STIG compliance. Support audits, application vulnerability remediation, security operations, and technical issues for development, database, customer support, and external partner teams. Maintain approximately 34 servers and assist with infrastructure projects and enterprise tools., Innovatus Technology Consulting is looking for a Senior Systems Engineer to support our enterprise systems and infrastructure environment. This fully remote role focuses on managing a mix of Red Hat and Windows servers, supporting security and compliance efforts, and helping other teams with technical needs., * Administer and maintain approximately 34 servers (mostly Red Hat Enterprise Linux, with a few Windows servers).

 * Support SCAP and STIG compliance activities on a quarterly and yearly basis.
 * Track, renew, and install PKI certificates on web servers and Oracle applications.
 * Run and track weekly ACAS vulnerability scans and follow up on findings.
 * Monitor system resources (OS and mid-tier) and help plan expansions when needed.
 * Apply OS security patches and upgrades as required.
 * Keep an eye on system performance at both the OS and AWS levels.
 * Support auditing requests (both planned and ad-hoc).
 * Work with the data center on SLDCADA-related issues involving network, systems, security, or user access.
 * Provide technical support to the Dev, Customer Support, and Database teams as needed.
 * Support additional projects involving partners such as USAGM, NIS, and DISA.
 * Help with application vulnerability remediation and support tools like Control-M, Track-It, and EWM/RTC.