ManTech seeks a motivated, career and customer-oriented **System Administrator** to join our team in **Wright-Patterson AFB, OH.** This is an **onsite** position. **Responsibili** **ti** **es include but are not limited to:** + Maintain data files and control procedures for a system of networked computers or for a single group of microcomputers linked to a host workstation, or mainframe + Maintain system security and data integrity: manage accounts, network rights, assign passwords and monitor use of resources, backup files as required and work with management to define requests for information + Maintain processes and procedures, while adhering to established policies. + Configure and install systems hardware or software and maintain server and domain security requirements + Solve complex networking and administration issues and use critical thinking to support network functionality alongside Network Technicians + Plan and schedule the installation of new or modified hardware, operating systems, and applications software and monitor new complex systems + Resolve hardware and software interface and interoperability problems and ensure systems availability, functionality, integrity, and efficiency + Maintain systems configuration and manage the installation and integration of system fixes, upgrades, and enhancements + Perform feasibility studies on complex information systems and conduct in-depth analysis complicated by novel problems + Participate in Management meetings, discussions, committees, and special projects to understand key business drivers and use this understanding to accomplish own work + No supervisory responsibilities but may provide guidance to new associates **Minimum Qualifications:** + Bachelor’s degree in Math, Computer Science or Information Technology + 4+ years of systems or network administration experience, with Microsoft System Administration and/or Linux Administration + High school diploma or equivalent plus 6+ years of experience may be used in lieu of degree **Preferred Qualifica** **ti** **ons:** + Software development experience + Technical Training or knowledge in commercial or government fuel terminal/pipeline operations or projects to include experience with IT/OT environments in ICS/SCADA systems for Automated Fuel Systems such as: Automated Fuel Handling Equipment (AFHE), Automated Tank Gauging (ATG), Independent Alarm System (IAS), Overfill Protection Equipment (OPE), Hydrant Fueling Automation Maintenance (HFAM) system., Hydrant Automation Monitoring System (HAMS), Electronic Leak Detection (ELD), or Automated Fuel Service Station (AFSS) equipment. + Experience in water movement or hydro operations would be considered in lieu of fuel experience + DoD 8570 IAT compliance certification, e.g., Security+ or CISSP **Clearance Requirements:** + US Citizenship and an active Secret clearance or ability to obtain prior to starting the position **Physical Requirements:** + The person in this position must be able to remain in a stationary position 50% of the time. Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations. ManTech International Corporation, as well as its subsidiaries proactively fulfills its role as an equal opportunity employer. We do not discriminate against any employee or applicant for employment. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran. If you are a qualified individual with a disability and require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please email us at careers@mantech.com and provide your name and contact information.