Senior Principal Systems Engineer

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’ll help protect our national security while working on innovative projects that offer opportunities for advancement.

Currently, ManTech is seeking a motivated, career and customer-oriented Senior Principal Systems Engineer to join our team in Chantilly, VA.

Responsibilities include, but are not limited to:

• Applies advanced principles, theories, and concepts. Helps to contribute to the development of new principles and concepts. Is a recognized authority in the field
• Works on unusually complex problems and provides solutions that are highly innovative and ingenious
• Serves as organizational consultant and spokesperson on specialized projects or programs. Deals with all levels of the company and outside contacts
• Designs, implements, and documents customer solutions in a wide variety of application and/or service areas, including workstation baselines, server baselines, VDI solutions, client/server applications, 3-tier web applications, and new technologies as identified by the customer
• Develops full ITIL Service Design Packages, including documenting requirements, creating SLAs, developing Capacity Management plans, IT Service Continuity Plans, and other areas composing ITIL service design
• Provides IT Systems Engineering support on a wide range of technologies, including: Microsoft Exchange, Microsoft SharePoint, Oracle databases, Microsoft SQL Server, Service Now, Altiris, Microsoft Office, Internet Explorer, Adobe Acrobat, HBSS, Splunk, customer line-of-business applications, 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
• Designs and deploys enterprise level disaster recovery solutions
• Designs and deploys enterprise class SAN deployments and backup infrastructures, including Data-at-Rest encryption
• Designs and deploys new applications and services to the infrastructure
• Implements Code First solutions using Infrastructure as Code to describe and to document solutions
• Provides systems integration using automated integrating technologies including system deployment leveraging a CI/CD pipeline
• Develops automated tests using provided testing framework
• Assists Service Operations teams to diagnose and resolve the toughest performance, security, and/or technical challenges related to desktop support and deployments
• Develops client install packages for across-the-wire system deployments and system upgrades
• Writes implementation and design documents describing how security features are implemented
• Participates in a Change Management process
• Performs requirements analysis, design, and integration for complex software application environments and collaboration infrastructures
• Provides direction and guidance to less experienced systems engineers
• Investigates and resolves operational problems in conjunction with other engineering and technical personnel
• Participates in technology evaluation and reengineering teams to support strategy-definition and continuous process improvement activities
• Develops, enhances, and maintains automation of cloud enablement tools
• Participates in the design, implementation and management of workload automation initiatives
• Adheres to firm Change Management, Problem Management policies and familiarity with ITIL or other formalized IT operations foundations
• Provides direction and guidance to less experienced systems engineers

Basic Qualifications:

• Bachelor’s Degree and 10-12+ years of relevant IT experience, or 7-9+ years with Master’s Degree
• 5+ years working with cloud platforms
• 5+ years of experience as an enterprise systems administrator in a client or server environment, including deployment automation tools
• CISSP, Security+ CE or DoD 8570 Certification required (IAT Level II required / IAT Level III desired)
• Extensive knowledge of Windows based systems including Hardware, software, networking and storage
• Proficiency in PowerShell and/or other scripting languages
• Willingness to work after normal duty hours (nights and weekends) as needed

Preferred Qualifications:

• ITIL v3 or 4 Foundation Certification highly desired
• Certifications such as Microsoft Certified Azure Solutions Architect, AWS Certified Solutions Architect, MCSE: Cloud Platform and Infrastructure, VMware VCP7 – CMA are highly desired (Computing domain certification is required)

Security Clearance Requirements:

• US Citizenship required and active TS clearance adjudicated within the last 6 years
• Candidate must be open to CI poly

Physical Requirements:

• Must be able to remain in a stationary position up to 75% of the time
• Must be able to move about inside the office to access file cabinets, office machinery
• Must be able to position self to maintain office supplies on variable height shelving.
• 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
• Must be able to observe and detect employee deviations from established policy

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.

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