Mantech

Counterintelligence Officer

Location: USA-VA-Springfield  •  Req # R63777  •  Posted Date: 15-Oct-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Counterintelligence Officer to join our team in Springfield, VA. Responsibilities include but are not limited to:Conduct defensive CI operations to protect NGA missions, personnel, programs, technology, and information systems from...

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Senior DevOps Developer

Location: USA-CO-Denver  •  Req # R63762  •  Posted Date: 15-Oct-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Senior DevOps Developer to join our team in Denver, CO. This role supports key development efforts and will contribute to building scalable, high-quality solutions that align with mission needs. Responsibilities include but are not limited...

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Senior TEMPEST Lead

Location: USA-VA-Vienna  •  Req # R63729  •  Posted Date: 14-Oct-2025  •  Remote Type: Onsite

ManTech seeks a motivated, career and customer-oriented Senior TEMPEST Lead to join our team in Springfield, VA.Responsibilities include but are not limited to:Execute and Oversee TEMPEST Activities & Compliance: Ensure all TEMPEST Countermeasures Reviews, Visual TEMPEST Inspections (VTIs),...

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Window System Administrator

Location: USA-MD-College Park  •  Req # R63629  •  Posted Date: 14-Oct-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Windows Systems Administrator to join our team in College Park, Maryland.The position is part of a team that provides Windows Systems Administration support for an organization that is tasked with researching challenging problems within the...

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Lead CNO Software Engineer

Location: USA-MD-Hanover  •  Req # R63742  •  Posted Date: 14-Oct-2025  •  Remote Type: Onsite

MANTECH seeks a highly experienced and mission-focused Lead CNO Software Engineer to join our CNO team in Hanover, MD. As a Lead Software Engineer on our team, you will play a key role in developing advanced CNO capabilities that directly support national security. You’ll work in a collaborative...

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Senior CNO Software Engineer

Location: USA-MD-Hanover  •  Req # R63745  •  Posted Date: 14-Oct-2025  •  Remote Type: Onsite

MANTECH seeks a skilled and innovative Senior CNO Developer to join our team in Hanover, MD. In this role, you will contribute to the development of mission-critical cyber capabilities, drive excellence in CNO development and lead efforts in advanced Computer Network Operations (CNO). You’ll be...

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