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General information

Requisition #
R60575
Locations
USA-DC-Washington
Posting Date
05/20/2025
Security Clearance Required
Top Secret
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Shape the future of defense with ManTech! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we’ve been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with ManTech!

ManTech seeks a motivated, career and customer-oriented Systems Engineer to join our team in Washington, DC. The position is onsite.

Responsibilities include but are not limited to:

  • Maintaining, implementing, and documenting technology solutions in a wide variety of application and/or service areas, including client/server solutions, VDI solutions, client/server applications, and new technologies as identified by the customer

  • Solutions include developing 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

  • Maintaining and deploying enterprise level disaster recovery solutions

  • Maintaining and deploying enterprise class SAN deployments and backup infrastructures, including Data-at-Rest

  • Maintaining and deploying new applications and services to the infrastructure

  • Writing implementation and design documents describing how security features are implemented

  • Participating in a Change Management processes

  • Providing IT Systems and Applications Engineering support for a large, distributed IT infrastructure

  • 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 Microsoft Exchange, Microsoft SharePoint, Microsoft SQL Server, Microsoft Office, Internet Explorer, Adobe Acrobat, HBSS, Splunk, customer line-of-business applications, VMware vCenter, HP Secure Printing, HP Blade Servers, HP SANs, Certificate Services, DHCP, DNS, Active Directory, Group Policies and Microsoft Windows and Red Hat Linux Operating Systems

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

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

  • Provide SME input to the customer and PM in support project

  • 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

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

Minimum Qualifications:

  • Bachelor’s Degree in an IT or STEM field; an additional 4 years of experience may be substituted in lieu of a degree

  • 2+ years of experience as an enterprise systems administrator in a client or server environment, including deployment automation tools

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

  • DoD 8570 computing environment certification within 6 months of hire

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

  • Proficiency in PowerShell and/or other scripting languages

Preferred Qualifications:

  • Certifications such as MCSE: Core Infrastructure, VMware: VCTA – CMA

  • Willingness to work after normal duty hours (nights and weekends) during scheduled maintenance windows 1 to 2 times a month on average

  • Hyper-V, Failover Cluster experience

  • Commvault experience

  • McAfee EPO, DLP experience

  • Microsoft Windows Deployment Server or equivalent experience

 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 up to 75% of the time

  • Must be able to move about inside the office and datacenter to access IT 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

  • Must be able to observe and detect employee deviations from established policy


The projected compensation range for this position is -. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.  In addition, ManTech invests in it’s employees beyond just compensation.  ManTech’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, Short Term and Long Term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

ManTech International Corporation considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with ManTech, please email us at careers@mantech.com and provide your name and contact information.