**ManTech** is seeking a motivated, career and customer-oriented **Linux System Administrator** to join our team in the **Laurel, Maryland** location. **Responsibilities include but not limited to** : + Analyze and resolve complex problems associated with server hardware, applications, and software integration. + Configure and manage LINUX and Solaris operating systems. + Installs/loads operating systems software. + Troubleshoot, maintain integrity of and configure network components. + Implement operating systems enhancements to improve reliability and performance. **Minimum Qualifications:** + Shall have a minimum of fifteen (15) years’ experience as a System Administrator in programs and contracts of similar scope, type, and complexity is required. + A Bachelor’s degree from an accredited college or university in technical discipline is required. Five Additional years of experience may be considered in lieu of degree. **Preferred Qualifications:** + The ability to troubleshoot higher level problems and resolve complex technical issues where documentation is either lacking or non-existent. + Experience in implementing solutions with PKI-controlled access is desired. + Understanding networking components is desired. **Clearance Requirements:** + Must have a current active TS/SCI w/Polygraph **Physical Requirements:** + Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills. 6.26.BP.SH.AB.AL.23 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.