Mantech

Senior Data Engineer

Location: USA-VA-Chantilly  •  Req # R64511  •  Posted Date: 01-Dec-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Senior Data Engineer to join our team in Chantilly, VA.Responsibilities include but are not limited to:Ownership and responsibility for the lifecycle of all data that enters the Insider Threat IT architecture.Facilitating the ingest of data...

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Senior Counterintelligence Investigator

Location: USA-VA-Chantilly  •  Req # R64512  •  Posted Date: 01-Dec-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Counterintelligence (CI) Investigator to join our team in Chantilly, VA.  Responsibilities include but are not limited to: Conducting comprehensive counterintelligence inquiries according to legal status, IC and DoD policies and...

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Littoral Combat Ship Platform Engineer

Location: USA-VA-Portsmouth  •  Req # R64454  •  Posted Date: 01-Dec-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career customer-oriented Littoral Combat Ship (LCS) Platform Engineer to join our team in Portsmouth, VA This is an Onsite position. The Surface Maintenance Engineering, Planning, Program (SURFMEPP) maintains, monitors, and refines Class-wide and...

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Cloud Support Engineer

Location: USA-VA-Tysons  •  Req # R64494  •  Posted Date: 01-Dec-2025  •  Remote Type: Onsite

MANTECH seeks a skilled and mission-focused Cloud Support Engineer (CSE) - Days to join our team in Tysons, VA. The Cloud Support Engineer will support hybrid cloud infrastructure operations by providing critical, 24x7 incident response and customer service. You will help troubleshoot complex...

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Data Scientist

Location: USA-MD-Patuxent River  •  Req # R64537  •  Posted Date: 01-Dec-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Data Scientist to join our team in Patuxent River, MD.  This is a fulltime onsite position.Responsibilities include but are not limited to:Apply data mining, data modeling, natural language processing, and machine learning to extract and...

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Senior Accountant

Location: USA-VA-Herndon  •  Req # R63416  •  Posted Date: 01-Dec-2025  •  Remote Type: Hybrid

MANTECH seeks a motivated, career and customer-oriented Senior Accountant to join our team in Herndon, VA. This is a hybrid position (Thursdays on site). The ideal candidate will be a technical accountant with an understanding of ASC 606 Revenue from Contracts with Customers and/or ASC 842...

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Software Developer

Location: USA-Remote Work  •  Req # R64418  •  Posted Date: 01-Dec-2025  •  Remote Type: Fully Remote

MANTECH seeks a motivated, career and customer-oriented Software Developer to join our Digital Practice. This position is a remote position.Responsibilities include but are not limited to:Lead the design and development of enterprise-level RESTful web services and Java-based microservices using...

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Voice Over Internet Protocol Technician

Location: USA-MD-Annapolis Junction  •  Req # R64464  •  Posted Date: 28-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Voice Over Internet Protocol (VOIP) Technician to join our team in Annapolis Junction, MD. The VOIP SME is responsible for supporting Cisco Unified Call Managers for a global footprint in addition to POTS lines, both supporting e911 services...

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Information System Security Engineer

Location: USA-DC-Washington  •  Req # R64516  •  Posted Date: 28-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Information System Security Engineer (ISSE) to join our team in Washington, D.C.. Responsibilities include, but are not limited to:Identify information protection needs for an IS and Network Environment.  Define IS and Network Environment...

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Logistic Documentation Specialist

Location: USA-NJ-Manchester  •  Req # R64451  •  Posted Date: 28-Nov-2025  •  Remote Type: Hybrid

MANTECH seeks a motivated, career customer-oriented Logistics Documentation Support Specialist to join our team in Lakehurst, NJ. This is a part-time, hybrid position requiring 2 days in office and 2 days remote.Responsibilities include but are not limited to:Document engineering technician’s...

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Senior CNO Software Developer

Location: USA-MD-Hanover  •  Req # R64417  •  Posted Date: 26-Nov-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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Senior CNO Developer

Location: USA-MD-Annapolis Junction  •  Req # R64442  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Senior CNO Developer​ to join our team in Annapolis Junction, Maryland.We're looking for a Senior Capability Developer to join our elite team. In this role, you'll apply your deep technical expertise to analyze, reverse-engineer, and...

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Project Manager

Location: USA-VA-McLean  •  Req # R64460  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career-focused Project Manager to join our team in McLean, VA. In this role, you will lead project execution, coordinate diverse teams, and ensure timely delivery of mission objectives. You will help resolve issues, manage resources and schedules, and support customer...

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Cloud Support Engineer

Location: USA-VA-Tysons  •  Req # R64412  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a skilled and mission-focused Cloud Support Engineer (CSE) to join our team in Tysons, VA.The Cloud Support Engineer will support hybrid cloud infrastructure operations by providing critical, 24x7 incident response and customer service. You will help troubleshoot complex issues...

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Cloud Support Engineer - Nights

Location: USA-VA-Tysons  •  Req # R64413  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a skilled and mission-focused Cloud Support Engineer (CSE) to join our team in Tysons, VA.The Cloud Support Engineer will support hybrid cloud infrastructure operations by providing critical, 24x7 incident response and customer service. You will help troubleshoot complex issues...

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System Engineer

Location: USA-MD-Fort Meade  •  Req # R64441  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a System Engineer to join our team in the Fort Meade, MD area.In this role, you will develop derived requirements for Information Assurance Services (Confidentiality, Integrity, Non repudiation, and Availability); Basic Information Assurance Mechanisms (e.g., Identification,...

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Network Engineer

Location: USA-MD-Linthicum Heights  •  Req # R64453  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a skilled and security-focused Network Engineer to support the Cryptographic Solutions Program within the National Security Systems domain in Linthicum Heights, MD.This opportunity allows you to directly contribute to national defense by securing critical communication...

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Oracle Database Administrator

Location: USA-MD-Fort Meade  •  Req # R64437  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Oracle Database Administrator to join our team in the Ft. Meade, MD area.In this role, you will provide technical expertise for database design, development, implementation, information storage and retrieval, data flow and...

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Senior Network Deployment Engineer

Location: USA-VA-Chantilly  •  Req # R64452  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Senior Network Deployment Engineer to join our team in Chantilly, VA.  This is an onsite position.Responsibilities include but are not limited to:Coordinate and execute site deployments, including planning, scheduling, and on-site...

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Software Testing and Documentation Specialist

Location: USA-MD-California  •  Req # R64203  •  Posted Date: 26-Nov-2025  •  Remote Type: Onsite

MANTECH is seeking a versatile and highly organized professional to join our software development team as a Software Testing and Documentation Specialist for Vulcan Flight Deck to support the KC-130J health monitoring system.This is onsite role that involves ensuring the quality and functionality...

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