System Administrator Journeyman

Modern Technology Solutions Inc•Dayton, OH

13d

About The Position

MTSI is seeking an Journeyman Systems Administrator to support a large office at Wright-Patterson AFB. You will support the technical execution of a complex IT infrastructure involving local and guest systems. You will play a key role in the architecture, management, and security of enterprise IT infrastructure with a focus on virtualization, automation, and Linux systems. This position requires experience with Red Hat technologies, Nutanix or VMware platforms, and network integration in multitenant environments across levels of security. This role requires deep understanding of DoD-specific IT environments, including the RMF process, cybersecurity standards, and managing classified IT projects. Candidates should be familiar with delivering high-impact IT projects within classified DoD environments, including the integration of cross-domain solutions (CDS), TTC/TTC, High Speed Guards, and Trusted Gateway Systems. Experience with Everfox (formerly Forcepoint) products is highly desirable. The ideal candidate is resourceful, highly organized, capable of working independently, and thrives in a dynamic, team-oriented environment with ever-evolving priorities. You’ll be a great fit for this role if: · You have a passion for aerospace, defense, and space systems and advanced technologies. · Paying attention to detail and providing excellent customer service in a professional environment is a skill you excel at. · You are passionate about continuous learning and growth, and you seek opportunities to challenge yourself. · You are driven to make a meaningful impact through your work.

Requirements

Minimum 5 years of progressive systems administration experience in Linux and/or Windows environments
Nutanix AHV or VMWare ESXi experience
Knowledge of DoD security and compliance frameworks, especially RMF, STIGs, and cybersecurity controls.
Familiarity with classified environments, including system authorization boundaries and IA considerations.
Proficiency with vulnerability scanning tools.
Bachelor's degree in an IT-related field (e.g., cybersecurity, computer science, computer engineering).
Experience may be considered in lieu of a degree.
Certifications: CompTIA Security+ required
Must possess an active DoD TS/SCI with in-scope SSBI and SAP eligibility.
12 months or more of experience in a SAP environment within the last 3 years highly preferred.

Nice To Haves

Knowledge of Red Hat systems including Satellite, IDM, and automation with Ansible
Hands-on experience supporting Cisco and Dell switching and routing technologies
Practical experience with monitoring and management tools such as SolarWinds, Elastic, Veeam, and BigFix
Exposure to multitenant, high-availability, and secure computing environments

Responsibilities

Maintain virtualized environments primarily on Nutanix AHV and/or VMware ESXi.
Support complex infrastructure solutions in both production and multitenant environments.
Collaborate with networking teams to ensure seamless integration between systems and Cisco/Dell-based infrastructure.
Manage enterprise systems monitoring and management platforms, including SolarWinds, Elastic Stack, and Veeam.
Participate in planning and execution of patching, backup, and disaster recovery operations.
Manage and secure Red Hat Enterprise Linux systems with advanced tooling such as Satellite, Identity Management (IDM), and Ansible Automation.
Automate system tasks and administrative processes using advanced PowerShell and/or Bash scripting.
Perform troubleshooting and performance tuning across operating systems, virtualization platforms, and networked systems.
Establish, document, and manage scalable IT support and helpdesk operations aligned to mission requirements.
Work cross-functionally to ensure alignment with cybersecurity controls, accreditation boundaries, and sustainment expectations.