Senior Systems Engineer – Infrastructure & Security

Location: Remote

• Help guide technical priorities and day-to-day work for the systems environment.
• 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.

• 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