14 platform security engineer jobs at 11 companies in Dover, NH

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
3w
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Sr. Staff Cloud Platform Engineer - Security
Atlanta or Sunrise or San Francisco or Seattle or Lowell
$130k-$186k/yr HybridFull Time
UKG
UKG: Provider of workforce management and human capital management software.
Hands-on cloud practitioner with strong GCP (GKE, Compute Engine, CloudSQL) expertise, IaC experience, HA architecture and resilience design, Kubernetes and database replication knowledge, and strong advisory/communication skills.
Google Cloud Platform (GCP), GKE, Compute Engine, CloudSQL, AWS, Azure, Infrastructure as Code (IaC), CI/CD, SIEM, MS SQL Server
1d
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Security & Resilience Platform Engineer
Lowell, Massachusetts, United States
$95k-$154k/yr OnsiteFull Time
MACOM
MACOMNASDAQ: MTSI: Designs and manufactures semiconductor products for communications infrastructure.
3+ YOE3+ years administering ServiceNow with ITOM experience; strong ITIL knowledge; ServiceNow scripting (JavaScript, Glide API); project management, communication, vulnerability management and BCDR familiarity.
ServiceNow, JavaScript, Glide API, Tenable, Qualys, Rapid7
2mo
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C5I Senior Platform Engineer
Tewksbury, Massachusetts, United States
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEBachelor’s in STEM with 5+ years Linux platform engineering, Docker/Kubernetes, Terraform, Ansible, CI/CD (Jenkins/GitLab), scripting (Python/Bash/PowerShell); security clearance eligibility (Secret).
Linux, Docker, Kubernetes, Terraform, Ansible, Artifactory, Jenkins, GitLab CI/CD, Python, Bash, PowerShell, VMware, KVM
1mo
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Principal Security Engineer -DLP AI Security Automation
Johnston or Boston or Iselin or Pittsburgh or Manchester
$145k-$180k/yr HybridFull Time
Citizens Financial Group
Citizens Financial GroupNYSE: CFG: Provides retail, commercial, and private banking services to customers.
8+ YOEBachelor's in CS/Cybersecurity or equivalent, 8+ years info security (4+ years DLP/CASB/cloud protection), hands-on DLP platform expertise, SIEM/SOAR integrations, AI/automation workflows, knowledge of GLBA/PCI/SOX/GDPR, scripting experience.
DLP, CASB, DSPM, SSE, SIEM, SOAR, Python, PowerShell, KQL, AWS, Azure, GCP
3w
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DLP (Data Loss Prevention) Platform Engineer
Westbrook or Maine or New Hampshire or Massachusetts
$110k-$125k/yr HybridFull Time
IDEXX
IDEXXNASDAQ: IDXX: Diagnostic equipment and software for veterinary and water testing.
5+ YOE5+ years security engineering experience; hands-on DLP/CASB implementation across M365 and Box; ability to design/tune policies, integrate with SOC/SIEM, implement classifiers/regex; familiarity with cloud (AWS/Azure/GCP) and identity signals (Entra ID); bachelor's or equivalent.
Microsoft Purview/M365 DLP, Zscaler, Netskope, Box, M365, Entra ID, AWS, Azure, GCP, SIEM, EDR, XDR
1mo
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AI Security Architect
Lowell, Massachusetts, United States
$164k-$236k/yr HybridFull Time
UKG
UKG: Provider of workforce management and human capital management software.
12+ YOE12+ years in software engineering or security architecture with 4+ years hands-on AI/ML experience; strong Python and Java skills; experience with AI model integrations, cloud platforms, secure SDLC, threat modeling, and AI security frameworks.
Python, Java, GitHub Copilot, Claude Code, OpenAI Codex, APIs, CI/CD, OWASP Top 10 for LLM Applications, OWASP Machine Learning Security Top 10, MITRE ATLAS, NIST AI RMF, Google Cloud, AWS, Azure, OAuth/OIDC
2mo
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Senior Cyber Defense Infrastructure Engineer (Security Tooling Operations)
Westbrook or United States
$120k-$150k/yr HybridFull Time
IDEXX
IDEXXNASDAQ: IDXX: Diagnostic equipment and software for veterinary and water testing.
5+ YOE5+ years' experience engineering enterprise security platforms; hands-on with EDR, SIEM, vulnerability management, and cloud tooling; strong Linux/Windows, cloud (AWS/Azure), and systems integration.
EDR, SIEM, Vulnerability Management, Cloud Security Tools, Linux, Windows, AWS, Azure
2mo
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Engineering Manager, Application Security
Austin or San Francisco or Concord
$210k-$240k/yr HybridFull Time
Qualia
Qualia: Cloud platform for digital real estate closing and settlement.
5+ YOE2+ Mgmt5+ years security or full-stack engineering; 2+ years managing security or platform team; hands-on AppSec; automation with AI/LLMs; fintech/real estate familiarity preferred.
JavaScript, NodeJS, Typescript, MongoDB, Kubernetes, AWS, SAST, DAST, SCA, AI tooling
3w
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Field Service Engineer (Defense & Aerospace; Remote: MA, GA, AZ)
North Reading or Massachusetts or Georgia or Arizona
$78k-$125k/yr FieldFull Time
Teradyne
TeradyneNASDAQ: TER: Designs and manufactures automated test equipment and advanced robotics systems.
5+ YOE5+ years test/product service engineering; able to maintain security clearance and meet ITAR eligibility; experience with ATE platforms, C/C++/Visual Basic 5, Siemens PLC/TIA Portal/Step 7, Watlow; able to lift 25-50 lbs and travel 75%+.
C, C++, Visual Basic 5, Siemens PLC, Watlow, TIA Portal, Step 7, S9100, SpectrumHS, SpectrumBT Tester, High Speed SubSystem, Tempo, ATE
4w
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Software Development Engineer 4
Portland or San Francisco or Washington or Boston
$141k-$173k/yr OnsiteFull Time
WEX
WEXNYSE: WEX: Provides global payment processing and business information management services.
Staff/lead level engineer with deep experience architecting autonomous/agentic AI systems, cross-platform architecture, security-by-design, CI/CD, cloud reliability, and mentoring senior engineers.
Helm Charts, Argo Workflows, CI/CD, LLMs
3w
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Senior Software Engineer
Portsmouth or Boston or Indianapolis or Plano or Columbus
HybridFull Time
Liberty Mutual
Liberty Mutual: Provider of global property and casualty insurance products.
5+ YOE5+ years in software/platform/DevOps engineering; strong Python or TypeScript/JavaScript skills; AWS and serverless experience (Lambda, SQS); API design and security (SAML, OIDC); CI/CD experience and strong collaboration skills.
Python, TypeScript, JavaScript, AWS, Lambda, SQS, Kafka, SAML, OIDC, CI/CD, GitHub Actions
1w
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Systems Engineer
Merrimack or Westlake or Smithfield
$35-$60/hr OnsiteFull Time
Fidelity Investments
Fidelity Investments: Financial services and investment management firm providing advisory solutions.
Experience building developer platforms, internal tooling, IDE integration, Windows/macOS deployment, secure high-availability distributed systems, cloud (AWS/Azure/Google Cloud), CI/CD and DevOps practices; strong debugging and collaboration skills.
VS Code, GitHub Copilot, Gemini Code Assist, AWS, Azure, Google Cloud, Kubernetes
3w
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Senior Software Engineer
Portsmouth or Boston or Indianapolis or Plano or Columbus
$106k-$197k/yr HybridFull Time
Liberty Mutual
Liberty Mutual: Provides diversified property, casualty, and commercial insurance products.
5+ YOE5+ years software/platform/DevOps experience; proficiency in Python or TypeScript/JavaScript; AWS serverless experience (Lambda, SQS); API design and security (SAML, OIDC); CI/CD and automation experience; bachelor's degree or equivalent.
Python, TypeScript, JavaScript, AWS, Lambda, SQS, Kafka, GitHub Actions, CI/CD, SAML, OIDC
1mo
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Sr Network Engineer / Architect, Global Network & Security – Alpharetta, GA, Boston, MA or Billerica, MA Hybrid
Alpharetta or Boston or Billerica
$144k-$215k/yr HybridFull Time
Cabot Corporation
Cabot CorporationNYSE: CBT: Manufacturer of specialty chemicals and high-performance material solutions.
10+ YOE10+ years enterprise networking experience; university degree or equivalent; expertise in routing, switching, WAN, wireless, Zero Trust, SD-WAN, SASE/SSE, cloud networking (Azure/AWS); hands-on engineering, architecture and global platform ownership; travel up to 15% and off-hours availability.
Zscaler, Netskope, Prisma, Azure, AWS, ServiceNow, Python, Ansible, SD-WAN, SASE, SSE