• Linux Systems Engineer

    William C Brown Inc (St. Louis, MO)
    Linux Systems Engineer EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment ... characteristic protected by law. Description Our work depends on a TS/SCI cleared Linux Systems Engineer joining our team to support our customer in St.… more
    William C Brown Inc (12/01/25)
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  • Cyber Security Implementation Engineer

    CACI International (St. Louis, MO)
    …on-premises and cloud-based cybersecurity infrastructure and applications running on Windows and Linux operating systems + Engineer and implement ... Cyber Security Implementation Engineer Job Category: Engineering Time Type: Full time...compute, storage, and transport. + Expertise in Windows and Linux server operating systems . + Excellent writing… more
    CACI International (11/14/25)
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  • Senior Systems Engineer

    BAE Systems (Fairview Heights, IL)
    **Job Description** BAE Systems is seeking a Senior Systems Engineer to support a multi-disciplinary team in an Agile, fast-paced development environment to ... security technical implementation guide (STIG) maintenance and resolution. Additionally, the Systems Engineer will collaborate with teams to ensure compliance… more
    BAE Systems (11/14/25)
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  • Systems Engineer , Mid

    William C Brown Inc (St. Louis, MO)
    Systems Engineer , Mid EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without ... protected by law. Description WCBinc is looking for a Systems Engineer to join our team to...clearance required and eligibility to obtain a poly Required Skills: Linux system administratorScripting / Coding experience (Bash, Python, etc)… more
    William C Brown Inc (12/01/25)
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  • Software Engineer - Systems

    The Boeing Company (Berkeley, MO)
    …Find your future with us. The Boeing Company is currently seeking a **Software Engineer - Systems ** to support our **Air Proprietary 2 Mission Systems ** **, ... the Boeing Defense, Space & Security (BDS) Software Engineering organization. The Mission Systems Battlespace Picture Software Lead Engineer will be the lead the… more
    The Boeing Company (12/17/25)
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  • Application Support Engineer (Onsite)

    BAE Systems (St. Louis, MO)
    **Job Description** BAE Systems is currently seeking an Application Support Engineer to join our integrated Operations & Sustainment (O&S) team located in our ... a Top Secret/SCI with Polygraph security clearance + Have previous experience with LINUX based operating systems + Previous System Administrator experience +… more
    BAE Systems (12/03/25)
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  • Systems Integration Engineer

    The Boeing Company (Hazelwood, MO)
    …Integration, File Servers, Computational Systems , Networking Systems , Visual Systems , Operating Systems (Windows and/or Linux ) and Scripting ... **Boeing** develops, manufactures and services commercial airplanes, defense products and space systems for customers in more than 150 countries. Our US and global… more
    The Boeing Company (12/04/25)
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  • Missions Systems Software Engineer

    The Boeing Company (Berkeley, MO)
    …growth. Find your future with us. The Boeing Company is looking for **Missions Systems Software Engineers - Embedded** to join the Boeing's Mission Systems ... debugs and maintains software that is integrated into embedded devices and systems and meets industry, customer, safety and regulation standards + Reviews, analyzes,… more
    The Boeing Company (12/07/25)
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  • Senior Platform Engineer

    World Wide Technology (St. Louis, MO)
    …make an impact. **_What Will You Be Doing?_** As a Senior IT Engineer within the Platform Engineering organization, you will lead the design, implementation, and ... maintenance of critical IT systems and services managed by the team. This role...providing technical guidance to junior engineers. The Senior IT Engineer will collaborate with various departments to develop and… more
    World Wide Technology (10/14/25)
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  • Azure Infrastructure Support (O&M Engineer

    Applied Research Solutions (St. Louis, MO)
    …and personalized attention from ARS Senior Managers. **Responsibilities:** + Support a Linux & Windows AirGapped environment. + Troubleshoot systems as needed, ... ARS is looking for an Azure Infrastructure Support (O&M Engineer ) Tech. As an Azure Infrastructure O&M Support ...for maintaining a Windows Active Directory domain and supporting Linux infrastructure in the classified region. **Why Work with… more
    Applied Research Solutions (11/05/25)
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  • Principal Cybersecurity Engineer

    Leonardo DRS, Inc. (Bridgeton, MO)
    …application security testing (DAST) tools, or network analysis tools + Proficiency in both Linux and Windows operating systems + Experience with scripting in one ... of network hardware + Experience with security hardening techniques for operating systems (eg, Windows, Linux ), network devices, and applications + Excellent… more
    Leonardo DRS, Inc. (11/22/25)
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  • High Speed Guard Engineer

    CACI International (St. Louis, MO)
    …developing systems , products, and/or processes based on a total systems perspective.** **Experience with Linux operating systems ; understanding ... High Speed Guard Engineer Job Category: Information Technology Time Type: Full...NGA mission. CACI is seeking a High Speed Guard Engineer to support the implementation and administration of Everfox… more
    CACI International (12/01/25)
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  • Software Engineer -Hardware Emulation…

    The Boeing Company (Berkeley, MO)
    …Wireless Access Protocol (WAP)). + Knowledge of computing equipment and its operating systems (eg, Windows, Unix, Linux ). Knowledge of software development and ... with us. The Boeing Company is currently seeking an **Senior** **Software Engineer -Hardware Emulation (Virtual) t** o support our **Emulation** team located in… more
    The Boeing Company (12/16/25)
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  • Lead Product Security (Cyber) Test Engineer

    The Boeing Company (Berkeley, MO)
    …executing penetration tests in one or more of the following domains: + Windows, Linux , VxWorks, and INTEGRITY Operating Systems + IP-Based Networks + Avionics, ... Test & Evaluation (BT&E) team is seeking a **Lead Product Security (Cyber) Test Engineer ** to support the Air Proprietary 1 (AP1) program in **Berkeley, MO.** This… more
    The Boeing Company (11/19/25)
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  • Senior Software Engineer -DevSecOps

    The Boeing Company (Berkeley, MO)
    …**s** ** Engineer ** to support our **Air Proprietary 2 Mission Systems ** team located in **Berkeley, Missouri.** This position will focus on supporting ... Boeing Defense, Space & Security (BDS) Software Engineering organization. The Mission Systems Senior DevSecOps Engineer will be responsible for establishing,… more
    The Boeing Company (12/15/25)
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  • Lead Site Reliability Engineer

    Enterprise Mobility (St. Louis, MO)
    …our business to grow through the implementation of new capabilities. The ** Engineer 3, Systems ** is responsible for ensuring the availability, performance, ... a software engineering mindset to system administration topics, and vice versa. As an ** Engineer ** **3, Systems ** you will be expected to use your technical… more
    Enterprise Mobility (11/29/25)
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  • Senior AI Engineer / Solutions Architect…

    Deloitte (St. Louis, MO)
    …engineers. SFL Scientific, a Deloitte Business, is looking to add a Senior AI Engineer to their vibrant environment. SFL Scientific is part of our broader Strategy ... role ends on 12/31/2025. Work You'll Do As a Senior AI Engineer /Solutions Architect, you'll work cross-functionally with data scientists, machine learning engineers,… more
    Deloitte (12/06/25)
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  • Cybersecurity Engineer

    Actalent (St. Louis, MO)
    …Experience with vulnerability scanning tools, specifically Nessus or ACAS. + Proficiency in both Linux and Windows operating systems . Job Type & Location This is ... Job Title: Cybersecurity Engineer Job Description We are seeking a highly...on the security assessment and risk management of IT systems embedded within tactical vehicles. This role will be… more
    Actalent (12/05/25)
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  • Product Security Engineer

    The Boeing Company (Hazelwood, MO)
    …a part of Boeing Global Services (BGS), is seeking a **Product Security Engineer in Hazelwood, MO** for the Department of Navy Tomahawk Land-Attack Missile program. ... navigate this expansion. The successful candidate for the role of Product Security Engineer will play a crucial role in supporting the development, deployment, and… more
    The Boeing Company (11/07/25)
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  • Cross Domain Provisioning Engineer (Active…

    World Wide Technology (St. Louis, MO)
    …Assurance Technical (IAT) Level II (sec + or higher) + Experience with Linux operating systems ; understanding of general operating system security practices, ... solutions that accelerate the interoperability and resiliency of mission-critical systems . **What will you be doing?** WWT is seeking...be doing?** WWT is seeking a Cross Domain Provisioning Engineer wo work as part of the Transport Cyber… more
    World Wide Technology (11/21/25)
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