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2,227 senior systems engineer jobs at 569 companies in Fullerton, CA

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Senior Systems Engineer
Costa Mesa, California, United States
$132k-$198k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
7+ YOE7-10 years systems engineering experience; cross-domain engineering; travel; ability to obtain Top Secret clearance.
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Senior Systems Engineer
Irvine, California, United States
$130k-$170k/yr OnsiteFull Time
DZYNE Technologies
DZYNE Technologies: Developer and manufacturer of autonomous airborne defense systems.
7+ YOELead systems engineering for multidisciplinary aerospace/defense platform; environmental requirements; DOORS/SysML; 7+ years.
DOORS, SysML, MBSE, MIL-STD-810, MIL-STD-461
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Senior Systems Engineer
El Segundo, California, United States
$148k-$275k/yr OnsiteFull Time
BTAS
BTAS: Space technology and defense contractor providing IT and engineering services to government programs.
10+ YOEActive TS/SCI with SCI eligibility; 10+ years in space systems engineering; MA/MS preferred; BA/BS acceptable with 12+ years; classified space control system experience.
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3mo
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Senior Software Systems Engineer
El Segundo, California, United States
$121k-$151k/yr OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
5+ YOEBachelor's degree in CS/Software/Systems engineering; 5 years software systems engineering or integration; ability to obtain/maintain Secret clearance; strong communication; knowledge of secure SDLC, SOA/microservices, and DoD collaboration.
Docker, Kubernetes, AWS GovCloud, Azure Government, Jira, Confluence, DevSecOps tools, RMF, API design
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Systems Engineer, Senior
El Segundo, California, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
8+ YOE8+ years systems engineering experience on DoD ground-based space systems, 5+ years integrating missions, Python scripting, ICDs/API development, MBSE/Digital Engineering experience, TS/SCI clearance, Bachelor's in Engineering/Math/Physics/CS.
Python, Microsoft Teams, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Confluence, Jira
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Senior Systems Engineer
El Segundo, California, United States
$130k-$170k/yr HybridFull Time
Bay Systems Consulting
Bay Systems Consulting: Provides engineering and technology support services to government agencies.
9+ YOEActive Secret clearance, Bachelor's in engineering/math/physics or equivalent and 9 years systems integration/engineering experience; experience across space, ground, and user segments, system architecture, modeling, test support, and DoD acquisition familiarity.
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Systems Engineer, Senior
El Segundo, California, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
8+ YOERequires 8+ years systems engineering for DoD space ground systems, 5+ years integrating missions, TS/SCI clearance, Bachelor's in Engineering/Math/Physics/CS, Python and MBSE experience, ICD/API development, and Microsoft Office proficiency.
Python, Model-Based Systems Engineering (MBSE), Digital Engineering, Microsoft Teams, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Confluence, Jira
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Space Systems Engineer/Senior Space Systems Engineer
Chantilly or El Segundo
$117k-$227k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
8+ YOEBachelor’s degree in engineering or science, 8+ years of space systems engineering experience, spacecraft design expertise, multidisciplinary team leadership, and active Top Secret clearance. Senior level requires 12+ years.
401(k)
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4w
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Senior Systems Engineer
Irvine, California, United States
$120k-$133k/yr OnsiteFull Time
Diality
Diality: Developing portable hemodialysis machines for kidney disease treatment.
5+ YOEExperience with medical device design control, risk management (ISO 14971), V&V, system architecture, and 5+ years engineering experience; bachelor\u0002s in engineering required; proficiency with SolidWorks, Minitab, Python, MATLAB.
SolidWorks, Minitab, Python, MATLAB
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Senior Mechanisms Systems Engineer
Long Beach, California, United States
$132k-$182k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
5+ YOEBachelor’s in Mechanical or Aerospace engineering and 5+ years in design, manufacturing, assembly, or test of complex mechanical/electromechanical systems; ability to lead multi-disciplinary projects and communicate across teams.
MATLAB/Simulink
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Senior Systems Engineer
El Segundo, California, United States
$180k-$220k/yr OnsiteFull Time
Modern Technology Solutions
Modern Technology Solutions: An employee-owned engineering services providing defense-focused systems engineering, modeling, and cybersecurity solutions.
12+ YOEMA/MS in engineering, physics, or CS (required) or Bachelor's with 12+ years; active Top Secret/SCI clearance and U.S. citizenship; experience with classified space control systems engineering, requirements development, configuration control, DR board management, and ACAT-like reviews.
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1mo
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Senior Systems Engineer
Colorado Springs or El Segundo or Boulder or Denver or Albuquerque or Washington
$150k-$175k/yr OnsiteFull Time
Exigo
Exigo: Engineering and architectural services for National Security Space programs.
10+ YOEBachelor's degree, active TS/SCI+ clearance, 10+ years systems engineering experience, SATCOM knowledge, Atlassian JIRA and Confluence proficiency, strong problem-solving and leadership skills.
Atlassian JIRA, Confluence
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3mo
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Senior Systems Engineer
Los Angeles, California, United States
OnsiteFull Time
GPL Technologies
GPL Technologies: Provides managed IT services and infrastructure for creative studios.
3+ YOESenior Systems Engineer with MSP experience; strong Linux, Windows, macOS; networking, storage, virtualization, security; onsite in Greater Los Angeles; client-facing environment.
Linux, Windows Server, macOS, VMware, Hyper-V, Proxmox, Nutanix, Active Directory, DNS, DHCP, VPN, firewalls, storage platforms (NAS/SAN), Qumulo, Dell PowerScale/Isilon, TrueNAS, NetApp, Ansible, Bash, PowerShell, Python, RMM, MDM, backup and DR tooling
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2mo
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Senior Systems Engineer
Los Angeles, California, United States
$135k-$150k/yr HybridFull Time
Jeffer Mangels Butler & Mitchell
Jeffer Mangels Butler & Mitchell: A law firm with a focus on client satisfaction and professional excellence.
5+ YOE5+ years as systems administrator/engineer; Windows Server 2012-2019; virtualization; networking; scripting; security; backups; disaster recovery.
VMware, VxRail, NAS, BGP, OSPF, LAN/WAN, Palo Alto, Meraki, PKI/CA, Veeam, Active Directory, DNS, DHCP, Group Policy, Exchange, PowerShell, Python, SQL, Intune, PDQ, Kaseya, iManage, Relativity, Aderant
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Senior Systems Engineer
El Segundo, California, United States
$180k-$220k/yr OnsiteFull Time
Modern Technology Solutions, Inc.
Modern Technology Solutions, Inc.: Provides engineering, technology, and cybersecurity services for national security.
Active TS/SCI clearance and U.S. citizenship required; MA/MS in technical field (or BS with 12+ years); deep experience in classified space control systems engineering, requirements, configuration control, DR boards, ACAT-like reviews, and SAPF/SCIF operations.
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Senior Systems Software Engineer
Los Angeles or Remote- US
$145k-$195k/yr HybridFull Time
Zoo
Zoo: Develops infrastructure and AI-powered tools for hardware design.
Senior systems, platform, or infrastructure engineering with Rust expertise; strong backend/infrastructure focus; experience with distributed systems, databases, APIs, and IaC; autonomous, proactive, and customer-focused.
Rust, Databases, API design, Distributed systems, Infrastructure as code, Containers, React
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2w
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Principal / Senior Principal Systems Engineer
Woodland Hills, California, United States
$114k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
5+ YOEU.S. citizen with active Secret clearance, BS/MS/PhD in STEM with relevant years, 5+ years systems engineering experience (8+ for senior), proficiency with DOORS, CAMEO, MATLAB, strong communication and technical leadership skills.
DOORS, CAMEO, MATLAB
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Senior Systems Safety Engineer
Long Beach, California, United States
$160k-$180k/yr OnsiteFull Time
JetZero
JetZero: Develops fuel-efficient blended-wing body aircraft for sustainable flight.
10+ YOELead aircraft-level and system-level safety activities; 14 CFR Part 25, ARP4761/ARP4754A; cross-functional collaboration.
ARP4761, ARP4754A, ARP4761
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2d
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Senior pLEO Systems Engineer
Denver or Littleton or Florida or Huntsville or North America or Los Angeles or Reston or United States
$134k-$187k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
Bachelor's degree in a relevant engineering field; systems engineering across multiple programs, pLEO architectures, proposal authorship, subsystem design, V&V, AI&T/SEIT, and U.S. work authorization required.
Electronic Medical Records (EMR)
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Systems Engineer
El Segundo, California, United States
$190k-$220k/yr OnsiteFull Time
Space Systems Integration
Space Systems Integration: Provides systems engineering and technical advisory for aerospace missions.
9+ YOESenior systems engineer with extensive space systems integration experience, active Top Secret/SCI clearance (T5/SSBI) and polygraph required. Degree (BS/MS/PhD) plus 9–14+ years experience in DoD/agency space programs, acquisition, and team leadership.
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