• ManTech International (Reston, VA)
    …your potential with MANTECH! ManTech seeks a motivated, career and customer-oriented Principal Satellite Communications Engineer to join our team in the ... Reston, VA location. This is an onsite position. The Principal Satellite Communications Engineer will travel worldwide to deploy, configure, upgrade,… more
    Upward (07/23/25)
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  • Palo Alto Networks (Reston, VA)
    …a large infrastructure and is one of the biggest GCP customers. As a Principal SRE, you'll be at the forefront of building and maintaining highly reliable, scalable, ... champion SRE best practices, and work collaboratively to ensure our systems are robust and performant. This includes automation, architecture, performance,… more
    Upward (07/07/25)
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  • Amazon (Herndon, VA)
    Sr. Mechanical Engineer AWS Infrastructure Services owns the design, planning, delivery, and operation of all AWS global infrastructure. In other words, we're the ... developing innovative product solutions? If you are a mechanical engineer and looking for an exciting career in cloud...take full ownership to design resilient, cost effective mechanical systems . As engineers at Amazon, we are responsible for… more
    Upward (07/28/25)
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  • Amazon (Herndon, VA)
    Enterprise Account Engineer (EAE) Opportunity Would you like to join one of the fastest-growing organizations within Amazon Web Services (AWS) and help customers of ... AWS National Security we're looking for an Enterprise Account Engineer (EAE) to support our customers' creative and transformative...sales role, but rather an opportunity to be the principal technical advisor and 'voice of the customer' to… more
    Upward (07/28/25)
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  • Claroty (Washington, DC)
    Description We are seeking a skilled Site Reliability Engineer (SRE) to support and maintain Claroty's FedRAMP-compliant deployment in AWS GovCloud for public sector ... for Excellence, and Integrity. About Claroty: Claroty has redefined cyber-physical systems (CPS) protection with an unrivaled industry-centric platform built to… more
    Upward (07/26/25)
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  • Burns (Washington, DC)
    …our no-surprises Burns Unique Client Experience. Burns is currently seeking a Mechanical Engineer to join our Rail & Transit team in Washington, DC Position Summary: ... The Mechanical Engineer performs the technical activities on assigned projects and...of assigned projects. Seeks guidance from the Senior Engineers, Principal Engineers and Chief Engineers to develop complex engineering… more
    Upward (07/18/25)
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  • Principal /Sr. Principal Cyber…

    Northrop Grumman (Fairfax, VA)
    Systems (NGSP) is seeking a highly qualified individual to join our team as a ** Principal Cyber Systems Engineer or Sr. Principal Cyber Systems ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (07/25/25)
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  • Principal Systems Engineer

    BAE Systems (Rockville, MD)
    …Other incentives may be available based on position level and/or job specifics. ** Principal Systems Engineer ** **114407BR** EEO Career Site Equal Opportunity ... **Job Description** BAE Systems is seeking a full time Systems Engineer with a mechanical focus to be part of our Interface Management team working on the US… more
    BAE Systems (07/15/25)
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  • Sr Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …17 + years of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Exchange Messaging - Active Top ... Required** Seize your opportunity to make a personal impact as a **Senior** ** Principal Systems Engineer for Exchange Messaging** with GDIT. We're seeking a… more
    General Dynamics Information Technology (07/07/25)
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  • Sr Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Linux** Design, deploy, integrate ... and maintain Linux technologies to advance the mission as a **SENIOR PRINCIPAL SYSTEMS ENGINEER ** with GDIT. Your work in the integration of Linux resources… more
    General Dynamics Information Technology (07/07/25)
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  • Sr Principal Systems Engineer

    General Dynamics Information Technology (Washington, DC)
    …17 + years of related experience **US Citizenship Required:** Yes **Job Description:** **Sr Principal Systems Engineer - Active Directory - Active Top Secret ... Required** Seize your opportunity to make a personal impact as a **Sr** ** Principal Systems Engineer ** **- ACTIVE DIRECTORY** with GDIT. A career in … more
    General Dynamics Information Technology (07/07/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Fairfax, VA)
    …they're making history. Northrop Grumman Space Systems (NGSP) is seeking a ** Principal Systems Engineer (Software Integrator)** / **Sr. Principal ... Integration & Test (SEIT) team, an Integration & Test engineer gains an understanding of the Systems ...below. This requisition may be filled as either a Principal or Sr. Principal . **Basic Qualifications for… more
    Northrop Grumman (07/30/25)
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  • Principal Systems Engineer

    Shuvel Digital (Dulles, VA)
    Job Title: Principal Systems Engineer Location: Dulles, VA - Hybrid Duration: Contract Clearance: Active Secret. Must be able to obtain DHS Suitability. Must ... new cyber capabilities to address emerging threats. We are seeking a Principal Systems Engineer to assess, design, and develop automated cloud-based… more
    Shuvel Digital (06/26/25)
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  • Command, Control, Communications, and Battle…

    Chenega Corporation (Fort Belvoir, VA)
    Command, Control, Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Join our Talent Network Command, Control, ... Communications, and Battle Management (C3BM) Principal Systems Engineer Ft. Belvoir, VA Are you ready to enhance your skills and build your career in a… more
    Chenega Corporation (06/16/25)
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  • Principal Systems Engineer

    SAIC (Chantilly, VA)
    …Intel Business Group, USG Mission and Information Technology Division, is seeking a ** Principal Systems Engineer ** to provide technical expertise and ... identifying new technologies for potential integration into the technology and systems baseline. Finally, this includes supporting current operations and keeping… more
    SAIC (06/26/25)
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  • Lead Principal Systems

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented **Lead Principal Systems Engineer ** to join our team in **Chantilly, VA.** The position is ... are not limited to:** + Providing Tier III IT Systems support on a wide range of technologies, including:...DNS, Active Directory, Group Policies and Microsoft Windows Operating Systems + Diagnosing and resolving the performance, security, and/or… more
    ManTech (07/01/25)
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  • C3BM Principal Systems

    SAIC (Fort Belvoir, VA)
    …SAIC is looking for a Command, Control, Communications, and Battle Management **(C3BM) Principal Systems Engineer ** to engage in C3BM systems ... of relevant experience. + Active Secret clearance. + Experience with MDA/DoD systems engineering like cycle. + Familiarity with Agile Software Development processes… more
    SAIC (07/25/25)
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  • Principal Network Systems

    Saliense Consulting (Arlington, VA)
    …the design, implementation, documentation, and troubleshooting of the enterprise server environment. The Principal Systems Engineer must have the ability to ... the full benefits package. Saliense is now hiring a Senior Technical Consultant ( Principal Network Systems Engineer ) to join our team in support of our team… more
    Saliense Consulting (07/07/25)
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  • Principal Elasticsearch Systems

    Leidos (Reston, VA)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal ** **Elasticsearch Systems Engineer ** in our **National Security Sector's ... us and make a difference in National Security!** **Job Summary** The Principal Elasticsearch Systems Engineer role provides support across an Agile team in… more
    Leidos (07/19/25)
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  • Space Systems Engineer Sr…

    SAIC (Chantilly, VA)
    engineer with technical and practical understanding of space systems and phenomenology to support advanced technology development and demonstration programs ... plans, and execute technology projects/programs for successful transition into customer systems . The engineer shall be responsible for the performance… more
    SAIC (07/30/25)
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