ManTech seeks a motivated, career and customer-oriented **Senior VMWare Administrator** to join our team in **Laurel, Maryland** . **Responsibilities include but are not limited to:** + Design, deploy, and configure VMware servers, to include Windows or Linux server images. + Monitor, troubleshoot and optimize ESX issues related to storage, network and VMWare infrastructure performance issues. + Develop and maintain documentation for VMware infrastructure configurations, procedures, and best practices. + Plan and execute VMware upgrades, patches, and security enhancements. + Collaborate with other IT teams to integrate VMware infrastructure with storage, network, and other systems. + Provide technical support and assistance to end-users and other IT teams as needed. **Minimum Qualifications:** + Twelve (12) years' experience as a VMWare Administrator or other technical roles on programs and contracts of similar scope, type, and complexity is required. + Bachelor’s degree from an accredited university in a technical field is required. Five (5) additional years of experience may be considered in lieu of degree. + Proficiency with technologies such as VMware ESXi, vSphere, and vSAN. + IAT II level certification or the ability to obtain within 60 days of start. **Preferred Qualifications:** + Ability to develop and maintain virtualization infrastructures. + Ability to troubleshoot VM environment problems and provide technical support. + Current knowledge of virtualization architecture and technologies. + Experience with VDI (Virtual Desktop Integration). **Clearance Requirements:** + Must have a current/active TS/SCI w/Polygraph. **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 collaborate with other leaders/teams, use standard office automation equipment, and virtual communication. 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.