Job Information

ManTech Principal DevOps Engineer in Chantilly, Virginia

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 Principal DevOps Engineer to join our team in Chantilly, VA.

Responsibilities include, but are not limited to:

  • Build, design, deploy, and maintain the implementation of Cloud solutions across multiple enclaves.

  • A working understanding of Infrastructure as code and scripts

  • Participate in technology evaluation and reengineering teams to support strategy-definition and continuous process improvement activities

  • Help implement the technology direction, vision, and strategy to enable Cloud technology adoption

  • Implement and refine cloud architecture roadmaps including architecture standards, guidelines, and industry best practices.

  • Develop, enhance, and maintain automation of cloud enablement tools

  • Recognize and resolve all business issues and impact

  • Assess urgency of issues and facilitate follow-up and resolution accordingly including service quality initiatives to support a “five nines” product availability environment

  • Perform ongoing performance tuning, hardware upgrades, and resource optimization as required. Configure CPU, memory, and disk partitions as required; maintain data center environmental and monitoring equipment.

  • Participate in the design, implementation and management of workload automation initiatives

  • Adhere to firm Change Management, Problem Management policies and familiarity with ITIL or other formalized IT operations foundations

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

  • Providing direction and guidance to less experienced systems engineers.

  • 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.

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

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

Basic Qualifications:

  • Bachelor’s Degree (preferably in a technical field) and 5+ years of relevant IT experience

  • DoD 8570 IAT Level 2 certification required (CCNA Security, GICSP, GSEC, Sec+, CND or SSCP)

  • DoD 8570 computing environment VMware VCAP or MCSE certification within 6 months of hire. Company training provided.

  • Extensive knowledge of Windows based systems including Hardware, software, networking and storage

  • Proficiency in PowerShell and/or other scripting languages

Preferred Qualifications:

  • Broad experience with cloud adoption, including application readiness assessment, prototyping of new environments, server builds, data migration, performance tuning of cloud environments

  • Technical knowledge of infrastructure components such as Network, Storage, Linux/Windows, Application knowledge of Java, .Net, and IT security

  • Experience with configuring software defined networking and security configurations, including security groups and ACLs

  • Experience with DevOps procedures and processes and with working in an Agile environment

  • Experience with troubleshooting very complex distributed environments pertaining to connectivity and application performance and monitoring tools and offering high-level strategic planning and advice to an entity that will allow for the successful adoption or migration of Cloud-based technologies or services

  • Willingness to work after normal duty hours (nights and weekends) as needed for maintenance activities or significant operational service outages

  • ITIL Foundations or later certification

Security Clearance Requirements:

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

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 system equipment

  • 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 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 as a result of your disability. To request an accommodation please click and provide your name and contact information.