489 systems engineer jobs at 178 companies in O'Fallon, IL

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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Systems Engineer
Springfield or St. Louis
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEBachelor's in a technical field, 5+ years systems engineering experience (AWS/Linux), ability to obtain Top Secret/SCI with CI Polygraph, DoD 8140.01/8570.01 IAT Level II required, strong systems architecture and documentation skills.
AWS, Linux, DoDAF, UAF, TOGAF, Model-Based Systems Engineering (MBSE), Cameo Systems Modeler, MagicDraw, Sparx Enterprise Architect
1mo
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Systems Engineer
King of Prussia or Springfield or St Louis
$112k-$179k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
6+ YOEMust hold Top Secret clearance and be willing to upgrade to TS/SCI with poly; BS in engineering or related science; 8 yrs systems engineering experience with BS (or 6 yrs with MS); experience with sensor imaging, test design, requirements, and strong written/oral communication.
National System for Geospatial-Intelligence (NSG), RADAR, LIDAR, OPIR, EO/IR, SAR, multispectral, hyperspectral
2w
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Mid Systems Engineer
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
4+ YOETS/SCI required, bachelor in engineering/CS or equivalent, 4+ years systems engineering on software-intensive systems, requirements analysis, interface documentation, V&V, Agile experience, ability to work onsite at a government facility.
SAFe, MBSE
1mo
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Systems Engineer - Mid-Level
St. Louis, Missouri, United States
OnsiteFull Time
Assured Consulting Solutions
Assured Consulting Solutions: Provides strategic technology and engineering solutions for government and industry clients.
6+ YOEMid-level Systems Engineer with 6+ years, TS/SCI clearance, on-site in St. Louis; BS in Systems Engineering or related field or equivalent experience.
Model Based Systems Engineering, Software Development Frameworks
2mo
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Systems Engineer
Nashville, Illinois, United States
OnsiteFull Time
Innovative Staff Solutions
Innovative Staff Solutions: Recruits and manages temporary and permanent workers for businesses.
2+ YOEMinimum 2 years in robotics/automation design and integration; PLC programming and troubleshooting; PID control; knowledge of Allen-Bradley RSLogix/Studio 5000; vision systems; strong problem solving and communication.
Allen Bradley RSLogix 5000, Studio 5000, FactoryTalk, Cognex, Keyence, Ignition, Python, AutoCAD, PLC programming
3w
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Expert Systems Engineer - Geomatics
St Louis, Missouri, United States
$146k-$234k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
Master's in a STEM field or equivalent expert systems engineering experience; expert knowledge in collection systems, geospatial/intelligence data, programmatic management, DoD/IC processes, and TS/SCI clearance eligibility.
PDAL, GDAL, DGED, DTED, HRTE, TanDEM-X, TERCOM, Buckeye, IFSAR, LIDAR, EO, RADAR, GeoTIF, NITF, DoDAF, PAG, Geoint Foundation Engine (FGE), NGA Cloud Infrastructure
1mo
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Principal Systems Engineer
Bridgeton, Missouri, United States
$46-$65/hr HybridContract
Day & Zimmermann
Day & Zimmermann: Provider of construction, engineering, staffing, and security services.
8+ YOEBachelor's in engineering,8+ years relevant experience,active Secret clearance,experience across multiple engineering disciplines,analytical and communication skills,ability to travel ~25% CONUS.
Microsoft Word, Microsoft PowerPoint, Microsoft Excel, Microsoft Access, Microsoft Lists, Microsoft Planner, Microsoft Project, Microsoft OneNote, Microsoft SharePoint, Microsoft Teams, Corel MindManager, Windchill Risk and Reliability, DOORS
2mo
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Chief Systems Engineer
Saint Louis or Chantilly
OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
18+ YOE18+ years DoD/IC experience; TS/SCI with poly; MS/PhD in Systems Engineering or related STEM field; MBSE and cloud/DoD/IC acquisition experience.
MBSE, Cloud, Service Oriented Architecture, Geospatial Intelligence, Digital Engineering
1mo
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Experienced Systems Engineer - Product Owner
Hazelwood, Missouri, United States
$112k-$152k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelors degree; 5+ years systems engineering; 3+ years stakeholder/relationship work; 3+ years leading projects or teams; US Secret clearance eligibility; 100% onsite in Hazelwood, MO; domestic/international travel.
MBSE, Earned Value Management, Agile, Model Based Systems Engineering
2mo
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Power Systems Automation Engineer
Lakewood or Fairview Heights or Boerne
$84k-$144k/yr OnsiteFull Time
Schweitzer Engineering Laboratories
Schweitzer Engineering Laboratories: Manufactures digital systems that protect and automate power grids.
3+ YOEBachelor's in Electrical Engineering or Computer Science; 3+ years in power systems automation and communication; experience with utility/industrial power systems, SCADA and protocols.
SCADA, DNP3, Modbus, IEC 61850, Ethernet/IP, OPC UA, RTUs, RTACs, IEDs, SEL Relays, PLC, HMI, Serial Communications, Ethernet, Firewalls, Security Gateways, Terminal Servers, Cellular Routers, Managed Switches, SDN, IEC 61131-3, Structured Text, Wireshark
1w
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Systems Engineer (Hiring Event)
Springfield or St. Louis
$109k-$187k/yr OnsiteFull Time
National Geospatial-Intelligence Agency
National Geospatial-Intelligence Agency: Provides geospatial intelligence for national defense and security.
4+ YOEExperience in technical planning across full lifecycle, SDLC proficiency, configuration management DB experience, systems integration, and IT-related competencies (attention to detail, customer service, oral communication, problem solving).
ITIL, SAFe, Agile, Waterfall, Spiral
2mo
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Control Systems Engineer
St. Louis, Missouri, United States
OnsiteFull Time
GrayMatter
GrayMatter: Industrial technology solutions and automation engineering services.
Bachelor’s degree in EE/EET/ME/MET or equivalent; experience with industrial PLCs (Rockwell, Siemens, Modicon); Rockwell PLCs experience; control systems design, installation, and troubleshooting; electrical schematics understanding; travel 30-40%; ability to work independently and in teams.
Rockwell PLCs, Siemens PLCs, Modicon PLCs, Rockwell HMIs, Wonderware AVEVA, GE iFix, Ignition, Cognex, Keyence, Python, C++, C#
2mo
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F/A-18 Senior Systems Engineer
Berkeley, Missouri, United States
$165k-$223k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
10+ YOEBS in engineering or related field; 10+ years engineering experience; 5+ years on mission systems; active U.S. Secret Security Clearance required.
2d
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Systems Engineer SME
Scott Air Force Base, Illinois, United States
$120k-$160k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
10+ YOE10+ years experience, active DoD Secret clearance, IAT Level III certs, cloud/virtualization CE (Azure preferred), RHEL, Terraform/CloudFormation, CI/CD with GitLab, AWS and container experience, strong troubleshooting and mentoring skills.
Azure, AWS, Redhat Enterprise Linux, Terraform, CloudFormation, gitlab-ci, Git, YML, WAF, GuardDuty, Security Groups, IAM, AWS EC2, S3, System Manager, CloudTrail, Lambda, Gitlab, Gitlab-runners, docker, podman, F5 Big-IP, LTM, ASM, Route53, AWS Transit Gateway
1w
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Systems Engineer- St. Louis, MO or Solon, OH
St. Louis or Solon
OnsiteFull Time
Hubbell
HubbellNYSE: HUBB: Designs and manufactures electrical products and utility infrastructure solutions.
5+ YOEBachelor's in EE/CE/CS/Systems Engineering,5+ years system analysis/design experience, RF communications and hardware/software development experience,ability to write specifications and collaborate cross-functionally.
Microsoft Excel
5d
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Linux Systems Engineer
St. Louis or Springfield
OnsiteContract
Abile Group
Abile Group: Provides IT, cybersecurity, and program management services to government agencies.
5+ YOETS/SCI with CI poly eligibility, Bachelor's in CS/Engineering or equivalent, 5+ years Linux systems engineering experience, Nutanix, Ansible, Bash/Python, RHEL/Satellite/Capsule, observability tools, and security best practices.
Nutanix, AHV, Prism Central, Prism Element, Ansible, Bash, Python, Red Hat, Satellite, Capsule, OAuth, SSO, Grafana, Zabbix, HAProxy, F5, Docker, Kubernetes, PowerShell, VMware
3w
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Systems/Controls Engineer II
Kirkwood, Missouri, United States
OnsiteFull Time
Bausch + Lomb
Bausch + LombNYSE: BLCO: Manufacturing and selling contact lenses and eye health products.
3+ YOEBachelor's degree in engineering or computer science (or equivalent experience), 3+ years engineering experience with software emphasis, software V&V and regression testing experience, ability to author and review SRS/SDS/SAD/test protocols, strong communication and organizational skills.
Microsoft Office, Aras PLM, D2, C/C++, C#, Python
2w
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Controls Systems Engineer II
Bridgeton, Missouri, United States
$80k-$104k/yr HybridFull Time
Leonardo DRS
Leonardo DRSNASDAQ: DRS: Manufactures advanced electronic systems for defense and military applications.
2+ YOEBachelors in Engineering/Mathematics, 2+ years classical feedback control design and analysis, proficiency with MATLAB/Simulink, real-time/embedded control experience, strong analytical and communication skills.
MATLAB, Simulink, Microsoft Word, Microsoft PowerPoint, Microsoft Excel, TEAMS
1mo
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Control Systems Developer II
Kansas City or Omaha or St. Louis or United States
OnsiteFull Time
CRB
CRB: Provides design and construction services for life sciences facilities.
Design, program, test, document, and commission automated control systems; configure PC/PLC hardware and networks; associate degree (or equivalent) in relevant field; Microsoft Office proficiency; travel up to 35%.
PLC, Microsoft Office
3mo
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Electrical/Building Systems Engineer
St. Louis, Missouri, United States
$89k-$137k/yr OnsiteFull Time
Ameren
AmerenNYSE: AEE: Generates and distributes electric and natural gas utility services.
5+ YOEBachelor's in Electrical Engineering; 5+ years experience; PE license preferred; building automation/controls experience preferred.
Building Automation System, Programmable Logic Controllers, Industrial Networking, Electrical Design, Facilities Management and Construction (FM&C)