Top 771 Network security engineer Jobs in Irving, Tx

Cybersecurity Engineer
PACCAR —Lewisville, TX
- $100,000 - $156,600 a year
- Urgently hiring
- Computer science
- 7 years
- Computer Science
- Health savings account
- AD&D insurance
Site Reliability Engineer
CareView Communications, Inc. —Lewisville, TX
- $95,000 - $110,000 a year
- Weekends as needed
- Hybrid work
- Computer science
- Computer Science
- 5 years
- Paid holidays
- Health insurance
Quick Apply
Systems Administrator
Mesquite ISD —Mesquite, TX
- $32.14 - $46.24 an hour
- Full-time
- Google Workspace
- Mid-level
- Office
Azure Architect
Laiba Techonology LLC —Dallas, TX
- $62 - $66 an hour
- Contract
- Hybrid work
- 7 years
- SQL
- AWS
Quick Apply
20h
Network Engineer, Lead - Cisco ISE / Firepower
AMERICAN SYSTEMS —Dallas, TX
- $155,000 - $180,000 a year
- Full-time
- 8 years
- Bachelor's degree
- Experience equivalent to degree accepted
- Retirement plan
Senior Platform Engineer (OCI)
Navy Federal Credit Union —Coppell, TX
- $114,500 - $179,500 a year
- Online Application
- Computer Science
- 5 years
- Office
IT Solutions Architect
ALTEN Technology USA —Grand Prairie, TX
- $80,000 - $150,000 a year
- 7 years
- Pass drug screening
- System design
- Opportunities for advancement
Quick Apply
Senior Monitoring & Observability Engineer, Los Angeles
O'Neil Digital Solutions —Plano, TX
- $110,000 - $120,000 a year
- Full-time
- Azure
- DevOps
- System design
- Health savings account
- Health insurance
Quick Apply
Senior Network Engineer
Vibotek LLC —Dallas, TX
- Contract
- Computer science
- Computer Science
- 11+ years
Quick Apply
Senior Network / Security Engineer (Fortinet / Cisco)
Vaco by Highspring —Irving, TX
- $140,000 - $150,000 a year
- Continuous improvement
- Mentoring
- In-person
- Health insurance
- Dental insurance
Quick Apply
Senior Network Engineer
Glint Tech Solutions LLC —Frisco, TX
- Senior level
Quick Apply
DevOps Architect (Azure & IaC)
Emergent Software —Dallas-Fort Worth, TX
- $160,000 - $190,000 a year
- Overtime
- Remote
- 8 years
- Mentoring
- Senior level
- Profit sharing
- Paid parental leave
Quick Apply
Data Architect - Power & Utilities - Manager- Consulting - Location OPEN
EY —Dallas, TX
- $125,500 - $261,600 a year
- Azure
- Computer Science
- 5 years
- Paid holidays
- Health insurance
Principal Solution Architect, Cyber Security
Bain & Co. —Dallas, TX
- $168,500 - $234,500 a year
- Full-time
- Azure
- Office
- AWS
- Wellness program
- Paid holidays
Quick Apply
9d
Identity Management Contractor - GCP IAM & Terraform (On-site)
Flex Employee Services —Plano, TX
- $90 - $100 an hour
- Full-time
- Background check
- Mid-level
- US work authorization
- Health insurance
- Dental insurance
Quick Apply
13d
Software Engineering Manager-Site Reliability Center-Twilight
PNC Financial Services Group —Dallas, TX
- $100,100 - $204,490 a year
- Full-time
- Office
- Windows
- 3 years
- Wellness program
- Health savings account
Sr Applications Development Analyst - 29805_AV
BEPC Inc —Richardson, TX
- $70 - $72 an hour
- Contract
- Computer science
- Computer Science
- DevOps
- Health insurance
- Dental insurance
Quick Apply
13d
Full Stack TypeScript Engineer (Delivery Toolkit)
Bain & Co. —Dallas, TX
- $92,750 - $106,250 a year
- Full-time
- Computer Science
- System design
- Office
- Wellness program
- Paid holidays
Quick Apply
Principal Engineer (Director IC), Exchange Platform (APIs, Files, AI protocols, and others)
Fannie Mae —Plano, TX
- $200,000 - $269,000 a year
- Full-time
- System design
- Office
- Java
Linux Systems Administrator Tier 1 & 2 (HPC)
AMERICAN SYSTEMS —Dallas, TX
- $120,000 - $150,000 a year
- Full-time
- 5 years
- Bachelor's degree
- Experience equivalent to degree accepted
- Retirement plan

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network security engineer jobs near irving, tx

Cybersecurity Engineer

PACCAR -
Lewisville, TX

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Job Details

$100,000 - $156,600 a year

Benefits

Health savings account
AD&D insurance
Paid holidays
Disability insurance
Health insurance
Dental insurance
Flexible spending account
Tuition reimbursement
Paid time off
Pension plan
Employee assistance program
Vision insurance
401(k) matching

Qualifications

Authentication
Controller area network (CAN) bus
Electronic control units (ECU)
Cybersecurity tools
Automotive diagnostic software
Cryptographic technology
Key management

Full Job Description

Start applying with LinkedIn

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Date: Jul 2, 2026

Location: Lewisville, TX, US, 75067

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Company: PACCAR

PACCAR Electronics has an immediate opening for a Cybersecurity Engineer to join our team in Lewisville, TX.

Company Information

PACCAR is a Fortune 500 company established in 1905. PACCAR Inc. is recognized as a global leader in the commercial vehicle, financial, and customer service fields with internationally recognized brands such as Kenworth, Peterbilt, and DAF trucks. PACCAR is a global technology leader in the design, manufacture, and customer support of high-quality light-, medium-, and heavy-duty trucks under the Kenworth, Peterbilt and DAF nameplates. PACCAR also designs and manufactures advanced diesel engines, provides financial services and information technology, and distributes truck parts related to its principal business.

Whether you want to design the transportation technology of tomorrow, support the staff functions of a dynamic, international leader, or build our excellent products and services — you can develop the career you desire with PACCAR. Get started!

PACCAR Electronics

PACCAR Electronics is a rapidly expanding organization that is transforming the way control systems and software are developed for commercial vehicle applications. This includes developing the latest vehicle controls, display technology, and autonomous truck solutions that exceed customer expectations

On highways, construction sites, city streets, and logging roads – anywhere and everywhere our customers earn their living – PACCAR products are known for their high quality, industry-leading technology, and superior innovation. PACCAR Electronics plays a large role in these product identities. Whether it’s designing industry-leading power take off functionality to get a dump truck job done better or industry-leading digital display that helps a highway truck driver operate more efficiently, the Electronics team is critical to PACCAR’s success. Join us as we continue to grow to deliver on PACCAR’s connectivity, security, electric vehicle, and autonomous future!

Position Summary

PACCAR Embedded Engineering is seeking a Cybersecurity Engineer to support Kenworth and Peterbilt vehicle platforms. This role spans the full ECU cybersecurity lifecycle, with hands‑on work at the CAN bus and ECU level, including risk assessment, requirements definition, validation of secure flashing, authentication, cryptographic services, and diagnostic access controls. You’ll collaborate with system architects, software teams, suppliers, and IT security to deliver practical, testable cybersecurity solutions that scale across PACCAR platforms, while also representing PACCAR in industry forums such as Auto‑ISAC.

Job Functions / Responsibilities

Perform ECU‑ and vehicle‑level threat modeling and risk assessments (TARA)
Translate cybersecurity risks into clear, testable security requirements and validation criteria
Develop and execute cybersecurity verification and validation plans across ECUs and vehicle networks
Conduct hands‑on security testing and prepare test reports, including CAN/J1939 testing; secure flashing and secure boot validation; authentication, authorization, and cryptographic services testing; diagnostic access control and misuse cases
Review supplier cybersecurity artifacts (TARAs, test plans, pen test results) and ensure alignment with PACCAR requirements

Qualifications & Skills

Required

7+ years of relevant work experience
Bachelor’s degree in Cybersecurity, Electrical/Computer Engineering, Computer Science, or related field
Experience with automotive embedded systems, including ECUs, diagnostics, and CAN/J1939 networks
Experience in cybersecurity testing, validation, or penetration testing in embedded or automotive environments

Familiarity with:
Secure flashing, secure boot, and diagnostic security (UDS)
Cryptographic concepts applied to ECUs (keys, certificates, authentication)
CAN based analysis tools (Python, CANoe, CANalyzer, CAPL, or custom tooling)
Excellent written and verbal communication skills
Ability to travel up to 10%, including internationally

Preferred

Experience with ISO/SAE 21434, SecOC / J1939‑91C, or key management processes
Background in automotive, particularly heavy‑duty or commercial vehicle systems
Experience working in multi‑supplier automotive development environments
Advanced degree and/or Cybersecurity certifications

Why work for PACCAR?

Global Fortune 500 Company with a wide array of growth and development opportunities
Work alongside experienced goal-oriented colleagues recognized as experts in their fields
Support and/or design the commercial vehicles of the future with a focus on emerging technologies such as electric and autonomous trucks

As a U.S. PACCAR employee, you have a full range of benefit options including:

401k with up to a 5% company match
Fully funded pension plan that provides monthly benefits after retirement
Comprehensive PTO – minimum of 10 paid vacation days (additional days are provided with additional seniority/years of service), 12 paid holidays, and sick time
Tuition reimbursement for continued education
Medical, dental, and vision plans for you and your family
Flexible spending account (FSA) and health account (HSA)
Paid short-and long-term disability programs
Life and accidental death and dismemberment insurance
EAP services include wellness plans, estate planning, financial counseling and more

Additional Job Board Information

At PACCAR, we value talent and promote growth and development. We carefully consider numerous compensation factors including your education, training, or experience. The salary range for this role is $100,000-$156,600 annually. This position is also eligible for a holiday gift. Additionally, this role is eligible for the full range of benefit options listed above.

PACCAR promotes equal employment opportunities by implementing policies and practices that ensure employees and applicants are not discriminated against because of their race, color, religious creed, national origin, ancestry, sex, gender, gender identity or expression, sexual orientation, age, mental or physical disability, medical condition, genetic information, military or veteran status or other legally protected status. This applies to recruitment, selection, placement, promotion, termination, rates of pay, and other conditions of employment.

Nearest Major Market: Dallas
Nearest Secondary Market: Fort Worth
Job Segment: Testing, Electronics Engineer, Embedded, Construction, Computer Science, Technology, Engineering

Start applying with LinkedIn

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Apply Now

Refine Your Search

network security engineer jobs in irving, tx

Cybersecurity Engineer

Site Reliability Engineer

Systems Administrator

Azure Architect

Network Engineer, Lead - Cisco ISE / Firepower

Senior Platform Engineer (OCI)

IT Solutions Architect

Senior Monitoring & Observability Engineer, Los Angeles

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Senior Network / Security Engineer (Fortinet / Cisco)

Senior Network Engineer

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Data Architect - Power & Utilities - Manager- Consulting - Location OPEN

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Identity Management Contractor - GCP IAM & Terraform (On-site)

Software Engineering Manager-Site Reliability Center-Twilight

Sr Applications Development Analyst - 29805_AV

Full Stack TypeScript Engineer (Delivery Toolkit)

Principal Engineer (Director IC), Exchange Platform (APIs, Files, AI protocols, and others)

Linux Systems Administrator Tier 1 & 2 (HPC)

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