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48 principal security engineer jobs at 15 companies in La Mesa, CA

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Principal Cyber Security Engineer, Strategy and Architecture
Carlsbad or Reston or Marlborough or Tempe or San Jose or New York City
$230k-$363k/yr HybridFull Time
Viasat
ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.
10+ YOEBachelor's or Master's in a technical field, 10+ years in security/systems/network engineering, strong risk analysis and secure system design experience, hands-on with enterprise security tools, US citizenship, up to 20% travel.
firewalls, IDS/IPS, PKI, SIEM/SOAR, EDR/NDR, CSPM/CNAPP, zero-trust, NIST, ISO 27001, GDPR, CCPA
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1mo
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Senior Principal System Engineer
San Diego, California, United States
$193k-$220k/yr OnsiteFull Time
Cubic
Cubic: Develops defense training systems and public transit fare technology.
10+ YOEFour-year degree in computer/electrical/related field plus 12 years' experience or master's plus 10; active DoD security clearance; strong systems engineering, RF and secured comms experience; DOORS/EPDM/AllChange familiarity.
DOORS, EPDM, AllChange
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3mo
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Senior Principal Engineer Software - Cyber Security (San Diego CA)
San Diego, California, United States
$142k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
4+ YOEActive Top Secret/SCI clearance required. STEM degree with 4–8+ years engineering experience, DoD 8140/8570 or equivalent IAM certifications, RMF/NIST experience, vulnerability management, Windows/UNIX/RedHat and container familiarity, and use of compliance tools (Nessus, Nexpose, ACAS).
Security Technical Implementation Guides (STIG), Security Requirements Guides (SRGs), Center for Internet Security (CIS) Benchmark, Common Vulnerabilities and Exposures (CVE), Common Weakness Enumeration (CWE), OWASP, RMF, NIST SP 800-53, NIST SP 800-37, CNSSI, Windows, UNIX, RedHat, hypervisor, containerized environments, Nessus, Nexpose, SCAP, ACAS, Nmap, SAST, DAST
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Engineer or Principal Engineer Guidance Navigation Control
San Diego, California, United States
$92k-$138k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOESTEM degree, ability to obtain US security clearance, 2+ years experience (Engineer) or 5+ (Principal), proficiency in MATLAB/Simulink, C/C++, Python, flight control and flight test experience preferred.
Matlab, Simulink, C/C++, Python
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1mo
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Principal/Senior Principal Mechanical Engineer
Hawthorne or El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$160k-$260k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
10+ YOEBachelor's in Mechanical Engineering, 10+ years mechanical design and system integration experience in aerospace/defense, launcher design experience, CAD and FEA proficiency, electro-mechanical integration, MIL-STD familiarity, ability to obtain U.S. security clearance.
SolidWorks, NASTRAN, ABAQUS, ANSYS, COMSOL
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Principal RF Process Engineer
San Diego, California, United States
$167k-$208k/yr OnsitePart Time
Honeywell International
Honeywell InternationalNASDAQ: HON: Designs and manufactures technologies for aerospace, buildings, and industry.
10+ YOEUS citizen with BS in engineering/physical science/physics, 10+ years process engineering experience with RF/electrical knowledge, ability to obtain security clearance, PWB/SMT assembly and hands-on test experience, strong communication skills.
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1w
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Principal Site Reliability Engineer (Hybrid)
Merrimack or San Diego
$118k-$201k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
4+ YOERequires 4–6+ years of site reliability engineering, Juniper networking, cloud technologies, automation, storage, virtualization, and security clearance eligibility; Security+ required or obtainable within 90 days.
Juniper, Ansible, Helm Charts, NFS, JDFS, Ceph, S3, VMware, Open Stack, Azure Stack, Kubernetes, Terraform
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4d
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Principal RF Communications & Electronic Warfare Engineer
San Diego or Huntsville
$185k-$250k/yr HybridFull Time
Secmation
Secmation: Engineering secure embedded solutions for defense systems.
12+ YOEU.S. citizenship, active DoD security clearance, bachelor's degree in electrical engineering or related discipline, and 12+ years of RF, communications, radar, or electronic warfare experience.
GNU Radio, REDHAWK, USRP/UHD, Epiq, MATLAB, Python, C, C++
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2mo
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Debt Solutions - Principal Software Engineer (React/C#/AWS)
San Diego, California, United States
$211k-$297k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
10+ YOEBachelor's degree required; 10+ years building complex enterprise web applications; expertise in microservices, security, AWS, C#/Java/Python/JavaScript/TypeScript, databases, and event-driven architectures.
React, C#, Java, Python, JavaScript/TypeScript, GraphQL, Amazon Web Services (AWS), Lambda, DynamoDB, CloudWatch, CloudFormation, SNS, SQS, S3, API Gateway, Terraform, Kibana, Git, Azure DevOps, OpenID
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2w
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Principal Algorithm & Signal Processing Engineer
Arlington or Dayton or Woburn or Boston or Melbourne or Carlsbad
$206k-$284k/yr OnsiteFull Time
Systems & Technology Research
Systems & Technology Research: Develops advanced technology for national security and defense applications.
8+ YOEU.S. citizen able to obtain security clearance, BS/MS/PhD in EE/Applied Math/Physics or related, typically 8+ years experience in radar/EW/RF sensing, proficiency in MATLAB/Python/C/C++, strong communication and leadership.
MATLAB, Python, C/C++
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1w
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IT Engineer, Principal
San Diego, California, United States
$168k-$253k/yr OnsiteFull Time
Qualcomm
QualcommNASDAQ: QCOM: Designs and manufactures semiconductors and wireless telecommunications products.
12+ YOEActive U.S. citizenship with Top Secret/TS-SCI clearance, 12+ years infrastructure experience (5+ years senior technical leadership), bachelor’s or equivalent, expertise in enterprise infrastructure, network, cloud, security and federal compliance (NIST/RMF/CMMC/FedRAMP).
NIST, RMF, CMMC, FedRAMP, Zero Trust Architecture, Azure Government, GCC High, VMware, Microsoft
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2w
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Cyber Engineer Principal
San Diego, California, United States
$160k-$200k/yr OnsiteFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
9+ YOEActive TS/SCI clearance and U.S. citizenship; 9+ years cyber experience; RMF/ATO expertise; vulnerability management with ACAS/SCAP/Nessus; scripting in Python/Bash/PowerShell; experience with secure architectures and accreditation.
RMF, ACAS, SCAP, Nessus, Python, Bash, PowerShell, C/C++, HSM, TPM, PKI, VMware ESXi, Hyper-V, Docker, DISA STIGs
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2d
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Principal SW Development Engineer
San Diego, California, United States
$190k-$317k/yr RemoteFull Time
Dexcom
DexcomNASDAQ: DXCM: Develops continuous glucose monitoring systems for diabetes management.
13+ YOEBachelor's degree in a technical discipline with 13+ years of related experience, or master's with 8+ years, or PhD with 5+ years. Requires expertise in distributed, cloud-native, secure, scalable platforms.
REST, gRPC, DevOps, Site Reliability Engineering, infrastructure as code
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2d
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Principal SW Development Engineer
San Diego, California, United States
$190k-$317k/yr RemoteFull Time
Dexcom
DexcomNasdaq: DXCM: Manufacturer of continuous glucose monitoring systems for diabetes management.
13+ YOEBachelor’s degree in a technical discipline with 13+ years’ related experience, or master’s with 8+ years, or PhD with 5+ years. Requires large-scale backend/cloud architecture, distributed systems, security, and communication expertise.
REST, gRPC, DevOps, Site Reliability Engineering
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1w
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Principal Identity and Access Management Engineer
Vienna or Pensacola or Winchester or San Diego
$132k-$206k/yr HybridFull Time
Navy Federal Credit Union
Navy Federal Credit Union: Offers banking and financial services to the military community.
7+ YOEBachelor's in IT (or equivalent),7-10 years identity security engineering,expertise in Active Directory and Microsoft Entra,modern authentication (SAML,OIDC,FIDO,PIV),identity governance and security,PowerShell; Golang/YAML desired.
Active Directory, Microsoft Entra, SAML, OIDC, FIDO, PIV, Kerberos, Conditional Access, Azure SSO, Service Principals, Agentic Identities, M365, PIM, RBAC, Identity Governance, Defender for Identity, Strata (Maverics) Identity Orchestration, Active Directory Federation Services, Active Directory Lightweight Directory Services (AD-LDS), Microsoft Enterprise PKI, OCSP, Azure AD Connect, PowerShell, Golang, YAML
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2mo
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Principal Software Engineer - Mobile Development
Valencia or San Diego or San Jose
$107k-$203k/yr HybridFull Time
Boston Scientific
Boston ScientificNYSE: BSX: Manufacturer of interventional medical devices and technologies.
8+ YOEBachelor's degree in CS/Software Engineering, 8+ years Android mobile development (≥2 years medical device apps), 3+ years AWS experience, expertise with Kotlin/Java/Android Jetpack, BLE and secure protocols, knowledge of medical device software standards.
Kotlin, Kotlin Multiplatform, Java, Android Jetpack, MVVM, Rx, XML data binding, Bluetooth Low Energy (BLE), AWS KMS, AWS S3, AWS DynamoDB, AWS Cognito, API Gateway, AWS EC2, AWS CloudWatch, Jenkins, Git, SonarQube, Atlassian Agile tools, TensorFlow, Pandas, NumPy, R, HTTPS, OAuth
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1w
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Principal Systems Administrator - Hybrid
San Diego or Manchester or Hudson or Merrimack
$118k-$201k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
7+ YOEMust obtain US Secret clearance; CompTIA Security+ or DoD 8570 IAT Level II within 6 months; 7+ years system administration experience; Windows Server, Active Directory, VMware/Horizon; scripting with PowerShell/Bash/Python.
VMware vSphere, Horizon, PowerShell, Bash, Python, Active Directory, Group Policy, DNS, DHCP
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2d
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Senior Director, Principal Technical Architect
New York City or New York or La Jolla or Bothell or Pennsylvania or Connecticut or Washington or Walton Oaks or United Kingdom or Groton or California or Collegeville or Tampa or Florida
$215k-$358k/yr HybridFull Time
Pfizer
PfizerNYSE: PFE: Develops and manufactures vaccines and medicines for global healthcare
12+ YOEBachelor's degree in a relevant technology field and 12+ years of senior engineering and technical leadership experience; expertise in enterprise platforms, cloud, APIs, security, reliability, and modern engineering.
AI, automation, cloud platforms, APIs, chaos engineering
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