• General Dynamics Information Technology (Washington, DC)
    …Yes Job Description: Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required Seize your opportunity to make a personal ... impact as a Senior Principal Systems Engineer for Exchange Messaging with GDIT. We're...DoD 8140/8570 IAT III compliance Security Clearance Level : Active Top Secret Required Skills… more
    job goal (12/12/25)
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  • Northrop Grumman (Tampa, FL)
    …Diploma (or equivalent) with 9 years of IT experience is required. US Citizenship is required. Active Top Secret / SCI security clearance is required to be ... Active Directory, DHCP, GPOs, DNS, LDAP, BitLocker, MS Exchange , MECM (Microsoft Endpoint Configuration Manager), MS SQL, WSUS,...of IT experience is required. US Citizenship is required. Active Top Secret / SCI… more
    job goal (12/12/25)
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  • General Dynamics Information Technology (Washington, DC)
    …US Citizenship Required: Yes Job Description: Principal Systems Engineer - Messaging - Active Top Secret Required Seize your opportunity to make a ... years Required Technical Skills : DoD 8140/8570 IAT III compliance Security Clearance Level : Active Top Secret Required Skills and Abilities : Strong verbal… more
    job goal (12/12/25)
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  • General Dynamics Information Technology (Springfield, VA)
    …ID: RQ209188 Type of Requisition: Regular Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: ... and tomorrow is smarter. Our work depends on a TS /SCI cleared Requirements Engineer joining our team...Support; Video & A/V Support Exceptional interpersonal, client-facing skills Active TS /SCI clearance and eligibility to obtain… more
    job goal (12/12/25)
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  • CACI International (Sterling, VA)
    …, Active Roles Server, and Privileged Account Management (PAM) Qualifications: Required: Top Secret with SCI eligibility US citizen Bachelor's degree in a ... Infrastructure Engineer T3 Job Category: Information Technology Time Type:...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    job goal (12/12/25)
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  • Zscaler (Washington, DC)
    …control processes within the SCIF Minimum Qualifications US citizenship and active US Top Secret ( TS ) clearance (must be maintained) 5+ years in ... be more agile, efficient, resilient, and secure. Our cloud native Zero Trust Exchange platform protects thousands of customers from cyberattacks and data loss by… more
    job goal (12/12/25)
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  • SAIC (Chantilly, VA)
    …years or more experience. Relevant experience to be substituted in lieu of degree. Active Top Secret /SCI clearance with Polygraph Proven experience with ... Description SAIC is seeking a Solution Train Engineer to support SAIC's Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program,… more
    job goal (12/12/25)
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  • KBR (Chantilly, VA)
    …Advise on acquisition strategies and source selections as directed. Required Qualifications Active TS /SCI Bachelor of Science/Bachelor of Arts (BS/BA) in ... Title Systems Engineer & Process SME Belong. Connect. Grow. with...JIRA Atlassian commercial tools Experience using G-Forge, J-SMART, TIER Active TS /SCI with Polygraph Belong, Connect and… more
    job goal (12/12/25)
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  • CACI International (St. Louis, MO)
    …products. Engineer , design, and implement HSG rulesets. Qualifications: Required: Active TS /SCI Clearance with the ability to successfully pass and ... High Speed Guard Engineer Job Category: Information Technology Time Type: Full...Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular Percentage of Travel Required: Up… more
    job goal (12/12/25)
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  • ManTech (Chantilly, VA)
    …with the ability to travel domestically. Clearance Requirements: Must have a current/ active TS /SCI w/Polygraph. Physical Requirements: Must be able to remain ... MANTECH seeks a motivated, career and customer-oriented IT Systems Engineer to join our team in Chantilly, VA. Responsibilities include but are not limited to:… more
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  • ManTech (Washington, DC)
    …in Computer Science, Cybersecurity, or other cyber disciplineClearance Requirements:Must have a current/ active Top Secret clearance with eligibility to ... Certified Solutions Architect - Associate, AZ-500: Microsoft Certified: Azure Security Engineer Associate, Google - Professional Cloud Security Engineer . Cloud… more
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  • CACI International (Reston, VA)
    …skills, capable of working collaboratively with diverse teams. US Citizen with active TS /SCI clearance (with Polygraph) Desired: Understanding of software ... Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel Required: Up to… more
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  • Trellix (Albany, NY)
    …with cyber threat identification, management, mitigation, and response strategies. You hold an active TS /SCI clearance with Full Scope polygraph You hold an ... comprised of Trellix and third-party technologies. The Endpoint Security Engineer (ESE) will report to the Senior Manager of...(EDR), Threat Intelligence Exchange (TIE), and Data Exchange Layer (DXL). You have experience with Active more
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  • Systems Engineer SME - Exchange

    General Dynamics Information Technology (Washington, DC)
    …**Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top Secret Required** Seize your opportunity to make a ... personal impact as a **Senior** **Principal Systems Engineer for Exchange Messaging** with GDIT. We're...8140/8570 IAT III compliance + **Security Clearance Level** : Active Top Secret + **Required… more
    General Dynamics Information Technology (11/06/25)
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  • Exchange Engineer - Active

    ENS Solutions (Sterling, VA)
    Our work depends on an Exchange Engineer joining our team to support Government activities in Washington, DC, Sterling, VA, or Annapolis Junction, MD As an ... Exchange Engineer supporting the Government, you will...production networks + Experience with PowerShell + Experience with Active Directory Benefits Essential Network Security (ENS) Solutions, LLC… more
    ENS Solutions (10/16/25)
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  • IT Systems Engineer - Top

    SpaceX (Hawthorne, CA)
    IT Systems Engineer - Top Secret Clearance...and informal situations. ADDITIONAL REQUIREMENTS: + Active Top Secret or TS /SCI with Polygraph. ... goal of enabling human life on Mars. IT SYSTEMS ENGINEER - TOP SECRET CLEARANCE...enterprise level environments. + 3+ years of experience with Active Directory, Kerberos, and multi-platform authentication/identification environments. + 1+… more
    SpaceX (11/06/25)
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  • Microsoft Exchange & Messaging…

    General Dynamics Information Technology (Chantilly, VA)
    …RQ209576 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... Experience with Windows DNS and DHCP + Experience integrating Exchange with Active Directory, Azure AD, and...DoD 8570/8140 certification + BA/BS (or equivalent experience) + TS /SCI with Polygraph + Location: On Customer Site +… more
    General Dynamics Information Technology (10/29/25)
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  • Principal Systems Engineer - active

    V2X (Suitland, MD)
    …Suitland, MD location. The position is required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to obtain and maintain ... responsibility, and professionalism. We are hiring a Principal Systems Engineer - active TS /SCI clearance...and services to include, but not be limited to, Active Directory, Exchange , Internet Information Services (IIS),… more
    V2X (11/15/25)
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  • Sr. Cyber Systems Engineer ( Active

    Northrop Grumman (Tampa, FL)
    …equivalent) with 9 years of IT experience is required. + US Citizenship is required. + Active Top Secret / SCI security clearance is required to be ... Active Directory, DHCP, GPOs, DNS, LDAP, BitLocker, MS Exchange , MECM (Microsoft Endpoint Configuration Manager), MS SQL, WSUS,...experience is required. + US Citizenship is required. + Active Top Secret / SCI… more
    Northrop Grumman (10/02/25)
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  • Cross Domain Provisioning Engineer

    World Wide Technology (St. Louis, MO)
    …communicate technical information with co-workers and stakeholders **QUALIFICATIONS:** _Required:_ + Active TS /SCI Clearance Ability to successfully pass and ... systems. **What will you be doing?** WWT is seeking a Cross Domain Provisioning Engineer wo work as part of the Transport Cyber Security Services (TCS) team at… more
    World Wide Technology (11/21/25)
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