Lead Principal Systems Engineer

Chantilly, Virginia

ManTech
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ManTech seeks a motivated, career and customer-oriented Lead Principal Systems Engineer to join our team in Chantilly, VA. The position is onsite

Responsibilities include but are not limited to:
  • Providing Tier III IT Systems 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.
  • Diagnosing and resolving the performance, security, and/or technical challenges related to the platforms listed above.
  • Writing Standard Operating Procedures (SOPs) to accomplish repetitive tasks.
  • Participating in processes throughout all phases of the 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.
  • Investigating and resolving operational problems in conjunction with other engineering and technical personnel.
  • Working on project teams responsible for engineering and packaging releases to integrate within the customer's production IT environment.
  • Other duties as assigned.
  • Up to 10% local travel
Minimum Qualifications:
  • Bachelor's degree and 9+ years of related experience
  • DoD 8570 IAT Level III/8140 level expert Certification required: CASP+, OR CCNP OR CCSP
  • DoD 8570 computing environment certification required within 6 months of hire. MCSA, VCP, or equivalent
  • Experience with Microsoft Windows 2008/2012/2016/2019 Servers; Microsoft Windows 10; ad ministering Microsoft Exchange, Active Directory, and workstation and server hardware; administering Microsoft Office 2010/2016; administering DNS, Group Policy, and PKI; administering vSphere, Horizon View, data backup, and antivirus software; basic networking including DHCP/TCPIP; experience with deploying workstation images; and experience with thin and/or zero clients
  • Knowledge of Microsoft Windows Systems, HP SANs, VMware products
Preferred Qualifications:
  • Working knowledge of Microsoft Windows systems, including DNS, Group Policy, and PKI
  • Working knowledge of applying security best practices from DISA and/or vendors
  • Basic networking experience
  • Experience with deploying workstations and Thin/Zero clients
  • Scripting experience or willingness to learn
Clearance Requirements:
  • US Citizenship required and an active TS clearance adjudicated within the last 6 years
  • Candidate must be open to Poly if selected by the customer
Physical Requirements:
  • 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 frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.
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 and provide your name and contact information.

Date Posted: 18 May 2025
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