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Network Security Jobs in Aurora, CO

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Network Security Engineer - Network Access Control Bank of America

Denver, Colorado

Key responsibilities include serving as a subject matter expert of security technology, overseeing major engineering milestones including the design, development, and implementation of systems, and reporting on key metrics. We value the unique perspectives individuals bring from all backgrounds and career paths - whether shaped by military service, community college education, or a wide range of work and life experiences.

30+ days ago

Senior Network Security Engineer (Active Ccnp Security Required) RSM

Denver, CO

$94,400–$178,800 / year

Network Architecture & Design- Architect and document end-to-end network security solutions including next-generation firewalls, SDWAN, segmentation, secure remote access, identity-based access control, and SASE frameworks following vendor validated designs and best practices. You'll work on challenging, high-impact projects, help enterprise clients modernize their network security posture, and deepen your expertise across Cisco's evolving security portfolio - all while collaborating with some of the most skilled engineers in the industry.

17 days ago

Network Security Engineer - Web Proxy Bank of America Corp

Denver, CO

$95,000–$148,900 / year

Desired QualificationsStrong understanding of: TCP/IP, Routing and Switching, BGP, OSPF, VLANs, VRFs, and Radius AVPExperience with Cisco Catalyst, Nexus, and wireless infrastructureExperience with Packet capture and protocol analysis using WiresharkExposure to Cisco ISE, and Cisco SNA in enterprise environmentsExposure to DDoS mitigation solutionsSkills:CollaborationInfluenceResult OrientationSolution DesignTechnical Strategy DevelopmentCritical ThinkingCyber SecurityInformation Systems ManagementSolution Delivery ProcessStakeholder ManagementAccess and Identity ManagementDevOps PracticesFinancial ManagementRisk ManagementTest EngineeringShift:1st shift (United States of America)Hours Per Week: 40 Learn more about this role Apply × To proceed with your application, you must be at least 18 years of age. Senior level expertise in at least one of the followingLoad balancers (F5 SSLO, ASM, ATM)Network Malware scanning (Fireeye Lastline, NSX Defender)NSX Defender (Product by VMWare to secure cloud environments - one click provisioning of security by running a complete L2-L7 stack in software - SecurityaaS )Experience deploying security solutions in virtual environments such as VMWare, AWS, Azure.

9 days ago

Cyber Palo Alto Networks Security Engineer/ Senior Consultant, Strategy, Growth, And Transformation Deloitte

Denver, CO

$105,400–$207,800 / year

Configuring and tuning security capabilities including Threat Prevention, intrusion prevention system/intrusion detection system (IPS/IDS), Anti-Spyware, Antivirus, WildFire, Domain Name System (DNS) Security, and Secure Sockets Layer/Transport Layer Security (SSL/TLS) decryption policies. Experience integrating Palo Alto Firewalls and Prisma with SIEM/SOAR platforms (e.g., Splunk, Microsoft Sentinel, Palo Alto XSOAR) via log streaming, API connectors, or syslog for threat detection and incident response workflows.

5 days ago

Cyber Palo Alto Networks Security Engineer/ Senior Consultant, Strategy, Growth, and Transformation Deloitte Touche Tohmatsu Ltd

Denver, CO

$105,400–$207,800 / year

30+ days ago

Cisco Network Security Engineer/ Senior Consultant Deloitte

Denver, CO

$105,400–$207,800 / year

3+ years of experience with Cisco Identity Services Engine (ISE) 802.1X Network Access Control (NAC), guest lifecycle management, profiling policies, TrustSec segmentation, and Cisco Firepower capabilities including intrusion prevention system (IPS), malware protection, Uniform Resource Locator (URL) filtering, Domain Name System (DNS)-based security, Secure Sockets Layer/Transport Layer Security (SSL/TLS) decryption, and cloud firewall deployments in Amazon Web Services (AWS), Microsoft Azure, or Google Cloud Platform (GCP). 5+ years of experience designing, deploying, and managing Cisco Firepower Threat Defense (FTD) and Firepower Management Center (FMC) in enterprise environments, including physical appliances, virtual instances, and cloud-delivered Firewall Management Center (cdFMC).

17 days ago

Cyber Zscaler Network Security Engineer / Senior Consultant, Strategy, Growth, And Transformation Deloitte

Denver, CO

$105,400–$207,800 / year

1+ years of experience designing, deploying, and managing Zscaler Cloud Connector, including deployment within cloud environments (AWS, Azure, and/or GCP), workload-to-internet and workload-to-workload traffic inspection, and integration with cloud-native networking constructs (e.g., VPCs, VNets, Transit Gateways). 5+ years of hands-on experience designing, deploying, and managing Zscaler Private Access (ZPA), including application segment configuration, access policies, connector deployment, and zero trust network access (ZTNA) architectures replacing legacy VPN infrastructure.

5 days ago

Network Security Engineer Cymertek

Aurora, Colorado

Cybersecurity Engineer, Network Security Specialist, Information Security Analyst, Security Operations Center (SOC) Analyst, IT Security Engineer, Network Security Administrator, Cyber Defense Analyst, Security Architect, Penetration Tester, etc. Computer Science, Information Technology, Cybersecurity, Network Engineering, Information Systems, Software Engineering, Electrical Engineering, Data Science, Computer Engineering, etc.

30+ days ago

ICS/OT-Cybersecurity Engineer/Network Security Engineer Logical Systems LLC

Golden, CO

ICS/OT Cybersecurity Engineers and ICS/OT Network Security Engineers support clients in assessing, improving, and maintaining the cybersecurity posture of their ICS/OT environments to mitigate security risks (e.g., insider and external threats, intentional and accidental). ICS/OT Cybersecurity Engineers and ICS/OT Network Security Engineers assist in reviewing and developing Industrial Cybersecurity programs, security policies, and plans, and provide guidance to help clients improve their existing OT security programs.

30+ days ago

Network Security & SASE Architect - Palo Alto Networks Senior Manager Accenture Plc

Denver, CO

Architect Prisma Access (SASE/SSE) deployments: Mobile Users (GlobalProtect and explicit proxy), Remote Networks, Service Connections, traffic steering and routing, ZTNA, identity integration (Cloud Identity Engine, Okta, Microsoft Entra ID, SAML/SCIM), SaaS Security, Enterprise DLP, Prisma Browser (formerly Prisma Access Browser) and Autonomous Digital Experience Management (ADEM), including migrations from legacy VPN and on-premises proxy platforms. Lead high-level and low-level design (HLD/LLD) for Palo Alto Networks Next-Generation Firewall deployments (PA-Series, VM-Series, CN-Series and Cloud NGFW): zone and segmentation design, App-ID, User-ID and Content-ID policy design, SSL/TLS decryption, Cloud-Delivered Security Services (Advanced Threat Prevention, Advanced URL Filtering, Advanced WildFire, Advanced DNS Security), high availability and performance sizing.

3 days ago

Senior Systems Engineer (Network Security Engineer) U.S. Bancorp

Denver, CO

$105,400–$124,000 / year

In addition, certain positions may also be subject to the requirements of FINRA, NMLS registration, Reg Z, Reg G, OFAC, the NFA, the FCPA, the Bank Secrecy Act, the SAFE Act, and/or federal guidelines applicable to an agreement, such as those related to ethics, safety, or operational procedures. Supervises and develops multi-platform converged enterprise engineering solutions targeted to meet existing, enhanced, and new platform solutions for business and infrastructure services.

30+ days ago

Senior Network and Security Engineer ROOT GROUP INC

Broomfield, CO

Full time

Broad experience in multiple security and networking products (Cisco, Palo Alto, Ruckus, Check Point or Fortinet) and monitoring tools (SolarWinds, LogicMonitor, PRTG and/or other). - Architect, deploy, manage, document and monitor networks which include switches, routers, VPNs, remote access, SD-WAN and security devices including firewalls, IDS, A/V, SIEM and other security or network components.

30+ days ago

Cyber Zscaler Network Security Engineering Manager / Manager, Strategy, Growth, And Transformation Deloitte

Denver, CO

$134,500–$265,100 / year

3+ years of experience designing, deploying, and managing Zscaler Cloud Connector, including deployment within cloud environments (AWS, Azure, and/or GCP), workload-to-internet and workload-to-workload traffic inspection, and integration with cloud-native networking constructs (e.g., VPCs, VNets, Transit Gateways). 7+ years of hands-on experience designing, deploying, and managing Zscaler Private Access (ZPA), including application segment configuration, access policies, connector deployment, and zero trust network access (ZTNA) architectures replacing legacy VPN infrastructure.

5 days ago

Senior Network Security Engineer ManTech International Corp

Boulder, CO

$117,000–$195,100 / year

The Senior Network Security Engineer will serve as a technical anchor, driving network modernization efforts, eliminating operational silos, and leading the transition from legacy, colocation-dependent architectures to a secure, cloud-integrated Trusted Internet Connection (TIC) 3.0 framework. Minimum Qualifications: Bachelor's degree in Computer Science, Computer Systems Engineering, Cybersecurity, or a related field with 5+ years of direct Systems or Network Engineering experience or Associate's degree in a related field with 8+ years of relevant experience or 11+ years of relevant experience with no degree.

30+ days ago

Senior Systems Engineer (Network Security Engineer) US Bank

Denver, CO

$105,400–$124,000 / year

30+ days ago

Cyber Zscaler Network Security Engineering Manager / Manager, Strategy, Growth, and Transformation Deloitte Touche Tohmatsu Ltd

Denver, CO

$134,500–$265,100 / year

30+ days ago

Cyber Network Security Architecture - Manager Deloitte

Denver, CO

$134,500–$265,100 / year

Design scalable security architectures spanning Cloud-Native Application Protection Platforms (CNAPP), Secure Access Service Edge (SASE), next-generation firewalls, VPNs, content delivery networks (CDNs), load balancers, subnetting, and cloud security guardrails. 6+ years of experience in the design and architecture of enterprise-level technical stacks, including VPNs, CDN solutions, Load Balancers, Subnetting, Next-Generation firewall design, and highly scalable security solutions like Secure Access Service Edge (SASE) technologies.

5 days ago

Network Security Analyst Cymertek

Aurora, Colorado

Cybersecurity Analyst, Information Security Analyst, Security Operations Center (SOC) Analyst, Network Defense Analyst, Threat Intelligence Analyst, IT Security Specialist, Vulnerability Analyst, Incident Response Analyst, Security Monitoring Analyst, Cyber Defense Analyst, Infrastructure Security Analyst, etc. The ideal candidate is passionate about cybersecurity, thrives in a dynamic environment, and is committed to staying ahead of emerging threats and technologies.

30+ days ago

Cyber Network Security Architecture - Manager Deloitte Touche Tohmatsu Ltd

Denver, CO

$134,500–$265,100 / year

30+ days ago

Senior Network Engineer - Physical Security Astreya

Boulder, Colorado

40.92 - $64.62 USD (Hourly) Please note that the salary information provided herein is base pay only (gross); it does not include other forms of compensation which may or may not apply to this specific position, namely, performance-based bonuses, benefits-related payments, or other general incentives - none of which are guaranteed, may be subject to specific eligibility requirements, and are wholly within the discretion of Astreya to remit. Where an applicant or employee is placed on this range will depend and be contingent on objective, documented work-related considerations like education, experience, certifications, licenses, preferred qualifications, among other factors.

16 days ago

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Network Security Jobs in Aurora, CO

Network Security Engineer - Network Access Control Bank of America

Senior Network Security Engineer (Active Ccnp Security Required) RSM

Network Security Engineer - Web Proxy Bank of America Corp

Cyber Palo Alto Networks Security Engineer/ Senior Consultant, Strategy, Growth, And Transformation Deloitte

Cyber Palo Alto Networks Security Engineer/ Senior Consultant, Strategy, Growth, and Transformation Deloitte Touche Tohmatsu Ltd

Cisco Network Security Engineer/ Senior Consultant Deloitte

Cyber Zscaler Network Security Engineer / Senior Consultant, Strategy, Growth, And Transformation Deloitte

Network Security Engineer Cymertek

ICS/OT-Cybersecurity Engineer/Network Security Engineer Logical Systems LLC

Network Security & SASE Architect - Palo Alto Networks Senior Manager Accenture Plc

Senior Systems Engineer (Network Security Engineer) U.S. Bancorp

Senior Network and Security Engineer ROOT GROUP INC

Cyber Zscaler Network Security Engineering Manager / Manager, Strategy, Growth, And Transformation Deloitte

Senior Network Security Engineer ManTech International Corp

Senior Systems Engineer (Network Security Engineer) US Bank

Cyber Zscaler Network Security Engineering Manager / Manager, Strategy, Growth, and Transformation Deloitte Touche Tohmatsu Ltd

Cyber Network Security Architecture - Manager Deloitte

Network Security Analyst Cymertek

Cyber Network Security Architecture - Manager Deloitte Touche Tohmatsu Ltd

Senior Network Engineer - Physical Security Astreya

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