Systems Administrator

Nou Systems•Huntsville, AL

About The Position

nou Systems, Inc. (nSI), a 100% employee-owned company, is seeking a Tier 2 IT Systems Support Specialist for a small, hands-on IT team supporting five offices, remote employees, and a classified lab environment. The role bridges the help desk and senior engineering staff, taking ownership of escalated support issues, administering Linux systems, and supporting the tools and environments used by engineers to build software. It is suited to someone with solid help desk experience, command-line comfort with Linux, and an interest in growing into systems administration and DevOps-style work. nSI values curiosity and willingness to learn alongside formal certifications. The position also supports systems in a classified lab (Open Storage Area), follows security and compliance procedures, and contributes to CMMC and NIST SP 800-171 activities. nSI describes itself as an engineering, prototype development, and technical and professional services company founded in 2012, with opportunities for advancement and personal career development. Final compensation depends on relevant experience, skills, certifications, and geographic location.

Requirements

At least 3 years of IT support experience, including at least 1 year in a Tier 2 or escalation role.
Must have an active Secret security clearance or be able to obtain one.
Must have a current CompTIA Security+ certification or be able to obtain it within the first 12 months of employment.
Must be a U.S. citizen.
The posting states that lacking any one of the listed basic qualifications disqualifies an applicant.

Nice To Haves

Scripting experience in Bash, Python, or PowerShell.
Familiarity with Git and GitLab or similar tools, and basic CI/CD concepts.
Experience with Docker or other container tools.
Exposure to VMware vSphere and/or AWS; AWS GovCloud experience is a plus.
Experience with endpoint management tools such as ManageEngine Endpoint Central or Intune, or EDR such as CrowdStrike.
Experience in a DoD, defense contractor, or regulated environment, including CMMC, NIST 800-171, or DFARS.
Certifications such as CompTIA Linux+, Security+, Network+, RHCSA, or equivalent; Security+ is preferred for DoD 8140 alignment.

Responsibilities

Serve as the escalation point for ServiceNow help desk tickets and troubleshoot complex hardware, software, network, and account issues.
Support Windows and Linux endpoints, Dell Latitude and Precision hardware, and peripherals.
Assist with user onboarding and offboarding, including account provisioning, imaging, and device setup.
Troubleshoot identity and access issues across Active Directory, Entra ID, and Okta MFA.
Support Microsoft 365 GCC High services, including Exchange Online, Teams, and Teams Phone.
Write and maintain knowledge base articles and procedures, and mentor Tier 1 staff.
Install, configure, patch, and maintain Linux servers and workstations running RHEL/Alma and Ubuntu.
Manage Linux users, permissions, packages, services, storage, and logs.
Write Bash scripts, and ideally Python scripts, to automate routine tasks.
Support Linux virtual machines in VMware vSphere and AWS GovCloud.
Apply security hardening and compliance baselines, such as STIGs and CIS, in coordination with IT Security.
Support engineers' development environments, toolchains, and licensed software.
Assist with GitLab administration, including user access, runners, and CI/CD pipeline troubleshooting.
Help build and support Docker containerized workloads and related build workflows.
Troubleshoot certificate, proxy, and network issues affecting developer tools.
Support systems in a classified lab (Open Storage Area) in accordance with security procedures.
Follow change management, asset tracking, and documentation requirements.
Support CMMC and NIST SP 800-171 compliance activities alongside IT and InfoSec.