Systems Administrator

We are seeking a highly motivated and skilled Systems Administrator to join our team. This individual will be responsible for the installation, configuration, maintenance, and troubleshooting of Linux and Windows-based systems in a secure environment. The candidate will possess a Security+ certification and an active Top Secret clearance with SCI and SAP eligibility. Experience with Special Access Programs (SAP) within the last three years is highly desirable. technical and non-technical stakeholders in both independent and team settings. This role is an in-person role that is co-located with our government customer's organization at WPAFB. Responsibilities: Install, configure, and maintain servers and workstations. Perform system hardening and security audits to ensure compliance with established security policies. Troubleshoot and resolve hardware and software issues. Manage user accounts, permissions, and access controls. Implement and maintain system backups and disaster recovery procedures. Monitor system performance and identify areas for improvement. Automate routine tasks using scripting languages (e.g., Ansible, Bash, Python). Collaborate with other IT staff to ensure system stability and availability. Provide technical support to end-users. Stay current with emerging technologies and best practices in systems administration. Maintain accurate documentation of system configurations and procedures. Qualifications Required: CompTIA Security+ Certification Active Top Secret Clearance with SCI and SAP eligibility Working knowledge of Windows server administration. Experience with system monitoring and performance tuning. Strong scripting skills (Bash, Python preferred). Excellent troubleshooting and problem-solving abilities. Strong communication and interpersonal skills. 3+ years of experience administering Windows and/or Linux systems (e.g., Red Hat, CentOS, Ubuntu). Preferred: Experience with Special Access Programs (SAP) within the last 3 years. Experience with virtualization technologies (e.g., VMware, KVM). Experience with configuration management tools (e.g., Ansible, Puppet, Chef). RHCSA Certification. Linux+ Certification. 6+ years of relevant IT experience and Bachelor's degree in related field OR 4+ years of relevant IT experience and Master's degree in related field. Travel: Occasional travel may be required. Work Environment: This is a 100% on-site position. Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security. Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry. 100% Employee Owned: We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year. Great Benefits - Most Full-Time Staff Are Eligible for: Starting PTO accrual of 20 days PTO/year + 10 holidays/year Flexible schedules 6% 401k match with immediate vesting up to $9k annually Semi-annual bonus eligibility (July and December) Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account Up to $10,000 in annual educational reimbursement Other company funded benefits, like life and disability insurance Optional zero deductible Blue Cross/Blue Shield health insurance plan Track Record of Success: We have grown every year since our founding in 1993. Modern Technology Solutions, Inc. (MTSI) is a 100% employee‑owned engineering services and solutions company that provides high‑demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide. For more information about MTSI, please visit MTSI embraces nine core values including our first core value of Employees come first. Consistent with our Core Values, we are committed to Equal Opportunity, making decisions without regard to race, color, religion, sex, national origin, age, military/veteran status, disability, or any other characteristics protected by applicable law. MTSI is committed to Equal Employment Opportunity and providing reasonable accommodations to applicants and employees with physical and/or mental disabilities. #J-18808-Ljbffr