• 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
    DirectEmployers Association (11/05/25)
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  • 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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  • Application Support Engineer (Onsite)

    BAE Systems (Arnold, MO)
    **Job Description** BAE Systems is currently seeking an Application Support Engineer to join our integrated Operations & Sustainment (O&S) team located in our ... with engineering resources located at other facilities. This position requires strong linux operating system experience. The Application Support Engineer is… more
    BAE Systems (11/19/25)
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  • Application Support Engineer (Onsite)

    BAE Systems (Arnold, MO)
    …with engineering resources located at other facilities. This position requires strong linux operating system experience. The Application Support Engineer is ... **Job Description** The Application Support Engineer will be part of an integrated Operations...research, providing technical assistance and support related to computer systems , hardware, or software. Responds to queries, isolates problem,… more
    BAE Systems (11/15/25)
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  • Systems Engineer - Controls…

    Hussmann Corporation (Bridgeton, MO)
    **Overview** We are seeking a technically strong and hands-on Systems Engineer to support the development, validation, and optimization of hardware and software ... Systems Manager platform. This role will focus on embedded systems development, Linux -based platform support, hardware-software integration, and system-level… more
    Hussmann Corporation (09/03/25)
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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 (11/23/25)
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  • Application Support Engineer (Onsite)

    BAE Systems (Arnold, 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 (11/15/25)
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  • Lead Platform Engineer

    Mastercard (O'Fallon, MO)
    …businesses and governments realize their greatest potential._ **Title and Summary** Lead Platform Engineer About the Job - Our Purpose We connect and power an ... that leads to better decisions, innovation, and business outcomes. Lead Platform Engineer - Summary The Database Engineering team seeks a Lead Platform … more
    Mastercard (11/26/25)
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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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  • Engineer III, Technology

    Edward Jones (St. Louis, MO)
    …financial information to Financial Advisors and Home office associates. Our key systems include on-premise PeopleSoft Financials moving to Oracle Cloud ERP, SaaS ... programs. We are responsible for supporting and enhancing existing systems and developing technology solutions that support and enhance...division in alignment with the firm's vision. As an Engineer 3, you will help configure, enhance and support… more
    Edward Jones (11/24/25)
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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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  • Embedded Software Engineer / Principal…

    Northrop Grumman (St. Charles, MO)
    …Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations ... they're making history. An organization within Northrop Grumman's Payload and Ground Systems (PGS) division, Cutting Edge Optronics is a leading provider of… more
    Northrop Grumman (11/06/25)
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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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  • 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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  • Application Support Engineer

    Chenega Corporation (Arnold, MO)
    …Equivalent + 2+ years relevant work experience to include: + Experience with UNIX/ Linux -based operating systems . + Experience with Oracle or other relational ... **Req ID:** 37537 **Summary** **Application Support Engineer ** **Arnold, MO** Are you ready to enhance...minimizing operational impacts. + Support servers, workstations, and storage systems in a team-based environment. + Provides support to… more
    Chenega Corporation (09/11/25)
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  • Communications Software Lead Engineer

    The Boeing Company (Berkeley, MO)
    …Lead Engineer -Developer** to support our **Air Proprietary 2 Mission Systems ** team located in **Berkeley, Missouri.** This position will focus on supporting ... the Boeing Defense, Space & Security (BDS) business organization. The Mission Systems Communications Software Lead Engineer will lead the software efforts across… more
    The Boeing Company (11/28/25)
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  • Senior BizOps Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Senior BizOps Engineer The Reactive Systems Architecture BizOps team is looking for ... a BizOps Engineer who can help us solve problems, build our...* Interest in designing, analysing, and troubleshooting large-scale distributed systems . * Willingness and ability to learn and take… more
    Mastercard (10/08/25)
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