Mantech

Senior Information System Security Officer

Location: USA-DC-Washington  •  Req # R64121  •  Posted Date: 05-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Senior Information System Security Officer (ISSO) to join our team in Washington, DC.Responsibilities include but are not limited to:Ensure the day-to-day implementation, oversight, continuous monitoring, and maintenance of the security...

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Project Manager

Location: USA-VA-Chantilly  •  Req # R64106  •  Posted Date: 05-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Project Manager to join our team in Chantilly, VA. You will be part of a high-performing, diverse team supporting national security through cutting-edge IT, analytics, and cloud services. This role focuses on managing the full data life...

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Lead Data Scientist

Location: USA-VA-Chantilly  •  Req # R64127  •  Posted Date: 05-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Lead Data Scientist to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA.You will be a key member of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve...

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Senior Information System Security Engineer

Location: USA-AL-Huntsville  •  Req # R64130  •  Posted Date: 05-Nov-2025  •  Remote Type: Onsite

MANTECH seek a motivated, career and customer-oriented Senior Information System Security Engineer to join our team in Washington, D.C., Quantico, Chantilly, Huntsville, or in a location to be determined upon offer acceptance.Responsibilities include, but are not limited to:Define IS and Network...

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Senior Systems Administrator - Windows/Linux Dual-Stack Specialist

Location: USA-WV-Fairmont  •  Req # R64042  •  Posted Date: 04-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated and customer-oriented Senior Systems Administrator - Windows/Linux Dual-Stack Specialist to join our team in Boulder, CO. or Fairmont WV This role is part of the Infrastructure Support (IS) team and is critical for maintaining the stability, integrity, and security of a...

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Technical Investigative Analyst

Location: USA-VA-Chantilly  •  Req # R64100  •  Posted Date: 04-Nov-2025  •  Remote Type: Onsite

ManTech seeks a motivated, career and customer-oriented Senior Technical Investigative Analyst to join our team in Chantilly, VA.  The Senior Technical Investigative Analyst will leverage their extensive analytic and technical skills and experience in support of the Sponsor’s investigative...

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Data Scientist

Location: USA-VA-Chantilly  •  Req # R64112  •  Posted Date: 04-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Data Scientist to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a part of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical...

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Network Engineer

Location: USA-VA-Chantilly  •  Req # R64104  •  Posted Date: 04-Nov-2025  •  Remote Type: Onsite

MANTECH is seeking a motivated, career and customer-oriented Network Engineer to join our team in Chantilly, VA. This is a position requiring onsite work at customer locations within the local area (up to 10% travel). Responsibilities include but are not limited to:Designing and integrating...

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Data Scientist

Location: USA-VA-Ashburn  •  Req # R64109  •  Posted Date: 04-Nov-2025  •  Remote Type: Hybrid

MANTECH seeks a motivated, career- and customer-oriented Data Scientist SME to join our innovative team in Ashburn, VA. This is a hybrid position with 2 days onsite and 3 days remote. Each day U.S. Customs and Border Protection (CBP) oversees the massive flow of people, capital, and products that...

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Data Scientist

Location: USA-VA-Ashburn  •  Req # R64111  •  Posted Date: 04-Nov-2025  •  Remote Type: Hybrid

MANTECH seeks a motivated, career- and customer-oriented Data Scientist to join our innovative team in Ashburn, VA. This is a hybrid position with 2 days onsite and 3 days remote.Each day U.S. Customs and Border Protection (CBP) oversees the massive flow of people, capital, and products that...

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Lead Data Engineer

Location: USA-VA-Chantilly  •  Req # R64115  •  Posted Date: 04-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Lead Data Engineer to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a part of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical...

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Firewall Architect

Location: USA-Remote Work  •  Req # R64122  •  Posted Date: 04-Nov-2025  •  Remote Type: Fully Remote

MANTECH is seeking a motivated, career and customer-oriented Firewall Subject Matter Expert (SME) / Architect in South Burlington, VT; Camp Springs, MD; this position will be fully remote. Responsibilities include, but are not limited to:Primary role is to perform as Level 4 firewall and...

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Software Engineer

Location: USA-MD-Fort Meade  •  Req # R64068  •  Posted Date: 03-Nov-2025  •  Remote Type: Onsite

ManTech seeks an experienced and passionate, career and customer-oriented Software Engineer to join our team located in the Ft. Meade, MD area.Responsibilities include, but are not limited to:Leverage IT automation to perform daily tasks associated with data repositories on air-gapped...

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System Administrator

Location: USA-MD-Fort Meade  •  Req # R64069  •  Posted Date: 03-Nov-2025  •  Remote Type: Onsite

ManTech seeks an experienced and passionate, career and customer-oriented System Administrator to join our team located in the Ft. Meade, MD area.Responsibilities include, but are not limited to:Demonstrate experience creating and managing virtual environments (VMWare ESX, VCenter...

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Senior Computer Vision Engineer

Location: USA-VA-Ashburn  •  Req # R64044  •  Posted Date: 03-Nov-2025  •  Remote Type: Hybrid

MANTECH seeks a motivated, career and customer-oriented Senior Computer Vision Engineer to join our AI innovation team in Ashburn, VA. This is currently a hybrid position with two days onsite and three days remote. Each day U.S. Customs and Border Protection (CBP) oversees the massive flow of...

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Systems Test Engineer

Location: USA-VA-King George  •  Req # R64085  •  Posted Date: 03-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Part-Time On Call Systems Test Engineer to join our team in King George, VA. This is an on-site position.Responsibilities include but are not limited to:Evaluation of system level requirementsWriting of test cases, scenarios, and test...

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Senior Full Stack Developer

Location: USA-VA-Ashburn  •  Req # R64102  •  Posted Date: 03-Nov-2025  •  Remote Type: Hybrid

MANTECH seeks a motivated, career and customer oriented Senior Full Stack Developer SME to join our team in Ashburn, Virginia.  This position is onsite two days a week.Each day U.S. Customs and Border Protection (CBP) oversees the massive flow of people, capital, and products that enter and...

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Logistics Specialist

Location: USA-NC-Fayetteville  •  Req # R64080  •  Posted Date: 03-Nov-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Logistics Specialist to join our team in Fayetteville, NC.  In this role, you will contribute to a mission-focused team that will support military operators and mission partners by supporting logistics operations that ensure the efficiency...

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Personnel Security Specialist

Location: USA-CA-Los Angeles  •  Req # R64022  •  Posted Date: 31-Oct-2025  •  Remote Type: Onsite

MANTECH seeks a motivated, career and customer-oriented Personnel Security Specialist II to join our team in El Segundo, CA.The Personnel Security Specialist’s primary function is to handle personnel security functions in support of the customer’s facility and organization. The position will...

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Penetration Tester

Location: USA-MD-Fort Meade  •  Req # R64067  •  Posted Date: 31-Oct-2025  •  Remote Type: Onsite

ManTech seeks an experienced and passionate, career and customer-oriented Penetration Tester to join our team located in the Ft. Meade, MD area. In this role, you be responsible for identifying network vulnerabilities in target systems and recommending defensive measures to defend against...

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