1464 Software Engineer L3 Support jobs in Dallas,TX

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Principal Software Engineer- Contact Center Platform

Fidelity Investments

Southlake, TX 76092

Urgently Hiring

8+ years of IT experience, including deep, hands-on experience with open-source telephony and messaging technologies.
Demonstrated success building core contact center capabilities, including IVR solutions and workforce management systems.
Strong telephony engineering background, with experience designing, deploying, and troubleshooting voice platforms and protocols such as SIP, RTP, PBX, and VoIP.
Proficiency in cloud-native architectures, microservices-based development, and API design.
Experience supporting real-time communications, speech recognition, and conversational AI solutions.
Working knowledge of CI/CD pipelines, automated testing frameworks, and DevOps best practices.
Excellent communication skills and a collaborative, team-oriented mindset.

SmartExplore AI is experimental.

New, Posted 19 hours ago

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Project Startup Engineer

Vertiv Group

Dallas, TX 75201

Urgently Hiring

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Principal Software Engineer- Contact Center Platform

Fidelity Investments

Irving, TX 75061

Urgently Hiring

8+ years of IT experience, including deep, hands-on experience with open-source telephony and messaging technologies.
Demonstrated success building core contact center capabilities, including IVR solutions and workforce management systems.
Strong telephony engineering background, with experience designing, deploying, and troubleshooting voice platforms and protocols such as SIP, RTP, PBX, and VoIP.
Proficiency in cloud-native architectures, microservices-based development, and API design.
Experience supporting real-time communications, speech recognition, and conversational AI solutions.
Working knowledge of CI/CD pipelines, automated testing frameworks, and DevOps best practices.
Excellent communication skills and a collaborative, team-oriented mindset.

SmartExplore AI is experimental.

New, Posted 1 day ago

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Engineer/Sr Engineer, IT Aviation Cybersecurity

American Airlines

Fort Worth, TX 76101

~ 44 min OnsiteHealth InsuranceRetirement Benefit

Bachelor's degree in Information Technology, IT Security, Network Systems Technology or related technical discipline, or equivalent experience/training
5 years of experience in security technology design
5 years of network, server, and application systems development experience
Understanding of airworthiness cybersecurity concepts, including regulatory compliance and governance norms.
Familiarity with industry standards development and governing bodies (e.g., RTCA, IATA, ARINC, and FAA) in relation to aviation cybersecurity.
Experience analyzing cybersecurity for avionics, ground systems, networks, tooling, 3rd parties, and other aviation-adjacent systems.
Awareness of aviation cyber threat vectors (airborne software manipulation, GPS spoofing, ADS-B misuse, datalink manipulation, avionics tampering).
Experience working alongside SIEM platforms (Microsoft Sentinel, Splunk) for log collection, enrichment, detection engineering, or triage.
Familiarity with UEBA, anomaly detection, KQL, Sigma-to-KQL translation (even at a basic level).
Understanding of Public Key Infrastructure (PKI) concepts as used in aviation contexts: X.509, OCSP, CRL, certificate chain validation.
Awareness of cryptographic workflows for loadable software parts, avionics signing, or aircraft-to-ground authentication.
Experience integrating certificate-based identity into network security or Zero Trust architectures.
Familiar with NIST Special Publications (e.g., 800-171, 800-30)
Ability to perform vulnerability testing, risk analyses and security assessments
Knowledge of secure integration of cybersecurity into the aircraft software lifecycle, including maintenance workflows and part-loading processes.
Ability to coordinate security reviews with TechOps, Avionics Engineering, EFB Engineering, and Connectivity teams.
Familiarity with aircraft operational telemetry, uptime considerations, and failure-mode assessment.
Ability to support aviation-specific incident response, including log preservation, chain-of-custody, and cross-domain triage.
Significant experience with virtualization architectures (Citrix, VMWare, Hyper-V)
Experience collaborating successfully with project managers, engineers, architects, administrators, and customers to deliver projects on time and within budget
Experience presenting to senior leadership including corporate architecture review boards and governance committees
Experience with designing, developing, and integrating Active Directory Group Policy, Local Security Policy, and Windows scripts
Knowledge of cloud technologies and risk assessment criteria (IaaS/PaaS/SaaS)
Proficient in Agile and SDLC methodologies

SmartExplore AI is experimental.

New, Posted 10 hours ago

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Software Development Engineer 5 [209136]

Aquent Talent

Dallas, TX

$73/hr

RemoteFlexible ScheduleHealth InsurancePaid Time OffRetirement Benefit

Exceptional written and verbal English with complete fluency.
10+ years of overall experience in software development.
5+ years of experience as a lead software developer and co-founder of a software development studio/agency/company.
5+ years of TypeScript experience.
5+ years of backend web development experience (e.g., Node.js, Go, Ruby on Rails).
5+ years of React experience.
Computer Science degree (major or minor).

SmartExplore AI is experimental.

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Sr Associate Engineer/ Engineer, IT End User Compute

American Airlines

Dfw Airport, TX 75261

Telecommunications Engineer I - IM Telecom

CHRISTUS Health

Irving, TX 75039

~ 22 min Onsite

Bachelor's Degree preferred

SmartExplore AI is experimental.

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Epicor Prophet 21 Support Lead - Manager - 00068320671

Cognizant

Irving, TX 75061

$130,000/yr

~ 22 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

Strong functional experience supporting Epicor Prophet 21.
Solid understanding of Warehouse Management and Inventory Management processes within a distribution environment.
Proven experience handling production issues in business‑critical distribution center operations.
Excellent stakeholder communication and onsite coordination skills.

SmartExplore AI is experimental.

New, Posted 1 day ago

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