14,889 Results for

Systems Engineer Jobs in Overland, MO

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Security Engineer II - CSIR Stifel

Saint Louis, MO

Hands-on experience in security systems, including firewalls, intrusion detection systems, endpoint detect response, anti-virus and anti-malware software, authentication systems, SIEM/UEBA tools, content filtering, etc. Stifel is home to approximately 9,000 individuals who are currently building their careers as financial advisors, research analysts, project managers, marketing specialists, developers, bankers, operations associates, among hundreds more.

11 days ago

ITSM Platform Engineer II Stifel

Saint Louis, MO

Stifel is home to approximately 9,000 individuals who are currently building their careers as financial advisors, research analysts, project managers, marketing specialists, developers, bankers, operations associates, among hundreds more. The ITSM Platform Engineer II serves as the primary technical escalation point for ITSM Analysts, resolving complex platforms, integration, and data issues before engaging vendors.

11 days ago

AI-Application Security Engineer Stifel

Saint Louis, MO

The role requires strong hands-on technical depth in secure software development, application security testing, vulnerability management, and emerging AI security risks, including prompt injection, model abuse, insecure integrations, and data leakage. Implement, integrate, tune, and scale security tooling across application and AI environments, including runtime monitoring, governance controls, testing platforms, and posture management capabilities, with a focus on coverage, signal quality, and operational effectiveness.

11 days ago

Database Admin/Engineer Data Librarian Leidos

St. Louis, MO

$107,900–$195,050 / year

The role also requires a strong public-speaking presence: delivering briefings, advising leadership on database strategy and risk, and acting as the face to the customer for database-related technical discussions and stakeholder engagements. The ideal candidate will have deep expertise in Oracle Database engineering, high availability and disaster recovery, patching and upgrades, database security hardening, and automation.

3 days ago

Senior DevOps Engineer Leidos

Chesterfield, MO

$107,900–$195,050

The Leidos Spatial Solutions Division has an exciting opportunity for a senior DevOps Engineer to assist with the development, integration, deployment, and sustainment of mission critical systems that enable NGA's Geospatial Intelligence (GEOINT) mission collecting sciences, technology and tradecraft measuring and modeling the Globe to provide three-dimensional accuracy of every point in, on, or above the Earth. Typically requires a BS in Information Systems, Information Technology, Computer Science or closely related discipline and 8+ years of prior relevant experience or Masters with 6+ years of prior relevant experience.

30+ days ago

Security Platform Engineer-IAM Stifel

Saint Louis, MO

The Security Platform Engineer-IAM is responsible for engineering, automation, integration and operational support across cloud permissions, identity governance, privileged access, directory services, SSO/MFA, secrets management, and non-human identity controls. Stifel is home to approximately 9,000 individuals who are currently building their careers as financial advisors, research analysts, project managers, marketing specialists, developers, bankers, operations associates, among hundreds more.

11 days ago

Exploitation Specialist/GDAT Software Engineer Leidos

Saint Louis, MO

$73,450–$132,775

If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com. January 13, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

30+ days ago

Space Systems Engineer BAE Systems Plc

Alton, IL

Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses can unlock digital advantage in the most demanding environments.

30+ days ago

Senior Traffic Engineer - Rail Olsson Associates

St. Louis, MO

$125,000–$173,000 / year

You can expect direct client interaction, project coordination, and ownership of project delivery activities as you work with Class I railroads, state DOTs, local agencies, and other consultants on projects that improve safety and mobility nationwide. Olsson's Rail Traffic experts provide clients with a single resource for services such as traffic signal preemption design, grade crossing safety design, traffic operations studies, and other related services.

10 days ago

Manager, Quality Systems Watlow Electric Manufacturing Co

St. Louis, MO

This position will enable us to meet the needs of the Watlow Semiconductor, Energy and Environmental Technology and Thermal Systems business units serving customer in the medical, nuclear, semiconductor, food, energy and transportation industries. Watlow is a global technology and manufacturing leader who provides world class engineering expertise through innovative thermal products and systems, enabling our customers to thrive.

30+ days ago

Medical Imaging Field Engineer 2 - St. Louis, MO Siemens Healthineers

St. Louis, MO

Full time

It is Siemens Healthineers' policy to comply fully and completely with all United States export control laws and regulations, including those implemented by the Department of Commerce through the Export Administration Regulations (EAR), by the Department of State through the International Traffic in Arms Regulations (ITAR), and by the Treasury Department through the Office of Foreign Assets Control (OFAC) sanctions regulations.". These requirements vary by client and may include, but are not limited to: Proof of valid identification (photo, driver's license, SSN) Criminal background checks Drug screens Immunizations (COVID-19, Hep B, MMR, Varicella, Influenza, Tetanus) Annual TB testing Healthcare training.

7 days ago

Mid-Level Test Engineer Leidos

Belleville, IL

$87,100–$157,450 / year

This is an opportunity to work alongside talented engineers, software developers, product managers, and mission experts to build innovative geospatial intelligence capabilities that enable critical national security missions. Bachelor's degree in Computer Science, Engineering, Information Technology or related field and 4-8 years of prior relevant experience or Master's with 2-6 years of prior relevant experience.

8 days ago

DSP Engineer BAE Systems Plc

Alton, IL

Location(s): UK, Europe & Africa: UK: Alton || UK, Europe & Africa: UK: Amersham || UK, Europe & Africa: UK: Andover - CS || UK, Europe & Africa: UK: Christchurch || UK, Europe & Africa: UK: Client Site - Buckinghamshire || UK, Europe & Africa: UK: Client Site - Greater Manchester || UK, Europe & Africa: UK: Client Site - Midlands || UK, Europe & Africa: UK: Client Site-Andover || UK, Europe & Africa: UK: Coventry-CS || UK, Europe & Africa: UK: Frimley || UK, Europe & Africa: UK: Gloucester || UK, Europe & Africa: UK: Great Baddow || UK, Europe & Africa: UK: Guildford || UK, Europe & Africa: UK: Leeds || UK, Europe & Africa: UK: London || UK, Europe & Africa: UK: London-CS || UK, Europe & Africa: UK: Manchester || UK, Europe & Africa: UK: Milton Keynes-CS || UK, Europe & Africa: UK: NR- London || UK, Europe & Africa: UK: Preston || UK, Europe & Africa: UK: UK Home || UK, Europe & Africa: UK: Warton. Many roles also require higher levels of National Security Vetting where applicants must typically have 5 to 10 years of continuous residency in the UK depending on the vetting level required for the role, to allow for meaningful security vetting checks.

2 days ago

Workday PSA & Financials Data Engineer Armanino McKenna Certified Public Accountants & Consultants

Saint Louis, MO

$118,800–$161,900 / year

Armanino LLP is a licensed independent CPA firm that provides attest services, and Armanino Advisory LLC and its subsidiary entities provide tax, advisory, and business consulting services. Design, document, and communicate end-to-end Workday data conversion solutions, encompassing data transformations, reporting, APIs, and associated business processes with SME support.

3 days ago

Software Engineer (Full-Stack Web) (Remote) Computer Information Concepts

St. Louis, MO

Remote

$100,000–$140,000 / year

You will work across a React and TypeScript frontend, C#/.NET APIs, and SQL Server data to understand business workflows, collaborate on design, implement the user experience and supporting APIs, test your work, and follow it into production. Success in this role means delivering reliable, maintainable features, collaborating effectively across product design and engineering, and developing a strong understanding of both the customer workflow and the technology supporting it.

30+ days ago

Aerospace Manufacturing Engineer LMI Aerospace Inc

St. Charles, MO

The Manufacturing Engineer will utilize strong communication skills to accurately convey program requirements and coordinate the resolution of key issues to the Fabrication Plants, Supply Chain, Engineering, and Quality Departments. Our team of experts is dedicated to staying ahead of the curve in the aerospace and defense industry, utilizing the latest technologies and processes to ensure that we deliver the best possible solutions to our customers.

29 days ago

Licensed Transportation Engineer - Roadway Olsson Associates

St. Louis, MO

Your passion for collaborative work and commitment to positively impacting communities will drive you to lead highway and roadway design, corridor planning, and infrastructure improvement projects. Pursuant to the California Consumer Privacy Act, as amended by the California Privacy Rights Act (collectively, the CCPA), this notice explains Olssons practices regarding the collection, use, and disclosure of personal information for job applicants residing in California.

30+ days ago

Data Center Engineer Adex Corporation

St. Louis, MO

Quick Apply

This would include the complete engineering of data centers including, but not limited to, infrastructure, overhead and underfloor racking, cabinets, network and server equipment, cable distribution, power (AC or DC), Cold Aisle Containment solutions, etc. Ability to read, analyze, and interpret the most complex of documents, including technical specifications, white papers, data center drawings and documents.

30+ days ago

Lead Performance Test Engineer Cognizant Technology Solutions Corp

Remote

$83,250–$132,000 / year

Our deep industry, process and engineering expertise enables us to build an organization's unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. About Cognizant: Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients.

10 days ago

Enterprise Voice Engineer C3EL

Scott AFB, IL

Experience with one or multiple Cisco, Avaya, or Oracle voice platforms including Cisco Unified Communications Manager (CUCM), Cisco Unity, Cisco Unified Border Element (CUBE), Oracle Session Border Controller (SBC), and Avaya Aura Application Server. In this role, you'll provide technical expertise to sustain, maintain, and enhance critical Defense Information Systems Agency (DISA) voice services—supporting secure, reliable, and mission-ready communications for the Department of Defense and national security organizations.

30+ days ago

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Systems Engineer Jobs in Overland, MO

Security Engineer II - CSIR Stifel

ITSM Platform Engineer II Stifel

AI-Application Security Engineer Stifel

Database Admin/Engineer Data Librarian Leidos

Senior DevOps Engineer Leidos

Security Platform Engineer-IAM Stifel

Exploitation Specialist/GDAT Software Engineer Leidos

Space Systems Engineer BAE Systems Plc

Senior Traffic Engineer - Rail Olsson Associates

Manager, Quality Systems Watlow Electric Manufacturing Co

Medical Imaging Field Engineer 2 - St. Louis, MO Siemens Healthineers

Mid-Level Test Engineer Leidos

DSP Engineer BAE Systems Plc

Workday PSA & Financials Data Engineer Armanino McKenna Certified Public Accountants & Consultants

Software Engineer (Full-Stack Web) (Remote) Computer Information Concepts

Aerospace Manufacturing Engineer LMI Aerospace Inc

Licensed Transportation Engineer - Roadway Olsson Associates

Data Center Engineer Adex Corporation

Lead Performance Test Engineer Cognizant Technology Solutions Corp

Enterprise Voice Engineer C3EL

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