Secure our Nation, Ignite your Future

Become an integral part of a diverse team while working at an Industry Leading Organization, where our employees come first. At ManTech International Corporation, you will help protect our national security while working on innovative projects that offer opportunities for advancement.

ManTech is looking for a motivated, customer-oriented Sr Systems Administrator in support of a secure Windows based Information System in Pentagon, VA

Responsibilities include, but are not limited to:

• Engineering, documenting, delivering and maintaining the platforms listed above in accordance with customer specifications and security guidelines

• Diagnosing and resolving the toughest performance, security, and/or technical challenges related to the platforms listed above

• Writing SOP (Standard Operating Procedures) to accomplish repetitive tasks.

• Participating in processes throughout all phases of ITIL Service Lifecycle, including submitting Change Requests

• Performing requirements analysis, requirements gathering, and integration for all platforms listed above.

• Providing direction and guidance to less experienced systems engineers.

• Responsibility for investigating and resolving operational problems in conjunction with other engineering and technical personnel.

• Providing IT Systems Engineering support on a wide range of technologies, including: VMware vCenter, Horizon View, Site Recovery Manager, HPAC Secure Printing, HP Blade Servers, HP SANs, Certificate Services, DHCP, DNS, Active Directory, Group Policies and Microsoft Windows Operating Systems.

• Other tasks to include requirements specification, performance modeling, end-to-end functional analysis, cost estimation, and joint application design.

• Working on project teams responsible for engineering and packaging releases to integrate within the customer's production IT environment.

• Other duties as assigned

Basic Qualifications:

• Requires Bachelor's degree and 5+ years of related experience. Knowledge of Microsoft Windows Systems, HP SANs, VMware products.

• DoD 8570 IAT Level II Certification required

• One of the following certifications is required within six months of hire: MCSE - Microsoft Certified System Engineer, MCSE - Microsoft Certified Solutions Expert, MCSA - Microsoft Certified Solutions Associate, MCITP - Microsoft Certified Information Technology Professional, VMware VCP - VMware Certified Professional

• Travel up to 10%

• ITIL Foundations or later certification highly desired

• Willingness to work after normal duty hours (nights and weekends) as needed

Security Clearance Requirements:

• US Citizenship required and active TS-SCI clearance adjudicated within the last 6 years

• Candidate must be willing to submit to a random CI polygraph

Physical Requirements:

• This is a sedentary position.

• Must be able to remain in a stationary position 50%.

• The person in this position needs to occasionally move about inside the office to access file cabinets, office equipment, etc.

• The person in this position must be able to lift at least 40 lbs.

• The person in this position frequently communicates with co-workers, management, and customers and must be able to exchange accurate information in these situations.

For all positions requiring access to technology/software source code that is subject to export control laws, employment with the company is contingent on either verifying U.S.-person status or obtaining any necessary license. The applicant will be required to answer certain questions for export control purposes, and that information will be reviewed by compliance personnel to ensure compliance with federal law. ManTech may choose not to apply for a license for such individuals whose access to export-controlled technology or software source code may require authorization and may decline to proceed with an applicant on that basis alone.

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 because of race, color, sex, religion, age, sexual orientation, gender identity and expression, national origin, marital status, physical or mental disability, status as a Disabled Veteran, Recently Separated Veteran, Active Duty Wartime or Campaign Badge Veteran, Armed Forces Services Medal, or any other characteristic protected by law.

If you require a reasonable accommodation to apply for a position with ManTech through its online applicant system, please contact ManTech's Corporate EEO Department at (703) 218-6000. ManTech is an affirmative action/equal opportunity employer - minorities, females, disabled and protected veterans are urged to apply. ManTech's utilization of any external recruitment or job placement agency is predicated upon its full compliance with our equal opportunity/affirmative action policies. ManTech does not accept resumes from unsolicited recruiting firms. We pay no fees for unsolicited services.

If you are a qualified individual with a disability or a disabled veteran, you have the right to request an accommodation if you are unable or limited in your ability to use or access