Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Network Engineer

The Phoenix Group

Role Overview

This role offers an opportunity to lead the design, deployment, and support of scalable, resilient network systems across multiple sites and cloud platforms, ensuring optimal performance, security, and availability for business-critical operations in a remote, collaborative environment.

Key Responsibilities

  • Design and architect enterprise-grade network solutions, including routing, switching, SD-WAN, firewalls, VPN, Quality of Service (QoS), and zero-trust segmentation, ensuring robust security and high availability.
  • Lead network infrastructure projects from requirements gathering and technology evaluation to solution implementation and deployment.
  • Develop, test, and maintain business continuity and disaster recovery plans for network components.
  • Perform proactive network maintenance such as firmware updates, patches, configuration tuning, and health monitoring, utilizing enterprise network management tools.
  • Manage vulnerability assessments, security advisories, and vendor notifications related to network hardware and software, mitigating risks.
  • Maintain comprehensive network documentation, including diagrams, configuration baselines, and topology maps, ensuring accurate and accessible records.
  • Investigate, troubleshoot, and resolve network incidents and service requests, minimizing downtime and service impact.
  • Collaborate with cybersecurity, infrastructure, and application teams to support strategic initiatives and technology standards.
  • Evaluate emerging networking technologies, translating their benefits into actionable recommendations for network modernization and security improvements.
  • Mentor and assist junior engineers, providing technical guidance and knowledge sharing within a high-performing team.
  • Communicate technical concepts effectively to both technical staff and senior management.

Core Qualifications & Requirements

  • 10+ years of hands-on experience in enterprise network engineering, supporting multi-site organizations and cloud integrations.
  • Proven expertise in routing protocols (OSPF, BGP), switching (VLANs, spanning tree, port channels), and network segmentation techniques.
  • Significant experience with Palo Alto Next-Generation Firewalls, including policy management, troubleshooting, and Panorama for centralized control.
  • Extensive knowledge of Cisco ACI, Nexus 9300/9000 series configurations, fabric design, EPGs, and contract management.
  • Strong understanding of VPN architectures including DMVPN, IPSec, and secure remote access solutions.
  • Experience with SD-WAN deployment, configuration, and optimization, particularly Silver Peak/HPE Aruba EdgeConnect.
  • Familiarity with network automation tools such as Ansible, Python (Netmiko), and Terraform to streamline workflows.
  • Experience managing hybrid cloud networking environments (AWS, Azure) and integrating cloud and on-premise systems.
  • Strong documentation practices, ensuring networks are well-documented and maintained.
  • Effective communicator with the ability to present complex technical concepts to executive and technical audiences.

Nice-to-Have Qualifications

  • Cisco certifications at the professional or expert level (CCNP, CCDP, CCIE).
  • Exposure to legal, financial, or professional services industries.
  • Experience with Citrix NetScaler ADC, wireless networking (Cisco Meraki), and network packet capture/visibility tools.
  • Familiarity with zero-trust security architectures, cloud security tools (Zscaler ZIA/ZPA), and WAF configurations.
  • Knowledge of network monitoring platforms such as SolarWinds or PRTG.

Core Technical Skills

  • Enterprise Routing Protocols: OSPF, BGP, EIGRP
  • Switching Technologies: VLANs, Spanning Tree, Port Channels
  • Network Security: Palo Alto NGFW, Zero Trust principles, Firewall Rule Management
  • VPN & Remote Access: DMVPN, IPSec VPN, SSL VPN, VPN Gateways
  • SD-WAN Technologies: Silver Peak, Aruba EdgeConnect
  • Cloud Networking: AWS VPC, Azure Virtual Networks, Hybrid Connectivity
  • Automation Tools: Ansible, Python/Netmiko, Terraform
  • Network Management: Panorama, SolarWinds, PRTG, Cisco CUCM, Unity Connection

Career Impact

Join a forward-thinking organization where your expertise will directly influence network stability, security posture, and technological advancement across enterprise and cloud environments, making a measurable impact on business success.

Vacancy posted 9 hours ago
Similar jobs that could be interesting for youBased on the Senior Network Engineer in Aurora, CO vacancy
  •  ...Job Title: Senior Network Engineer (Onsite role) Location: Aurora, CO 80019 Duration: 12+ months contract (Possible Extension) Timing: 1st shift (Monday to Friday). Pay rate: $60-70/- hourly on W2 with 10 PTO Job Description: As a Connectivity Engineer you... 
    Senior
    Hourly pay
    Contract work
    Local area
    Monday to Friday
    Day shift

    Stefanini Group

    Aurora, CO
    2 days ago
  • $120k - $145k

     ...with the planning, design, implementation, and maintenance of network infrastructure hardware and software. Configures and maintains...  ...equivalent of the following: ~ Bachelor's degree in Electrical Engineering and/or Computer Science is preferred. ~6 years of... 
    Senior
    Local area
    Remote work

    Hunter Douglas

    Aurora, CO
    8 days ago
  • $70 per hour

     ...Senior Network Engineer Location: Greenwood Village, CO Schedule: 4 days onsite / 1 day remote (Open to local candidates or candidates willing to relocate) Employment Type: 6-Month W2 Contract-to-Hire Pay Rate: $70/hour Position Overview Brooksource is... 
    Senior
    Full time
    Contract work
    Local area
    Remote work
    Relocation
    Flexible hours
    1 day per week

    Brooksource

    Denver, CO
    20 hours ago
  • $82k - $115k

     ...routing and switching, wireless configurations, VPN connectivity, network monitoring, troubleshooting, Participate in change...  ...secure network environment. As a member of the Infrastructure Engineering team, the Network Engineer also participates in the deployment... 
    Senior
    Permanent employment
    Full time
    Temporary work
    Work at office
    Flexible hours

    Corient

    Denver, CO
    2 days ago
  •  ...Core, Finance, Industry and Enterprise, Song, Supply Chain and Engineering, and Talent, with advanced capabilities in AI and Data,...  ...FY26 revenue. Visit us at accenture.com.You Are:A successful Network Engineer Architect combines deep technical expertise with strong... 
    Senior
    Full time
    Work experience placement
    Live in
    Work at office
    Local area
    Remote work

    Accenture

    Denver, CO
    1 day ago
  •  ...SummaryThe ideal candidate will have a deep understanding of networking and be able to assist the Enterprise Networking team in many...  ...Installation and Configuration, Network Transformation).Deploying, Engineering, Troubleshooting SDWAN & SASE systems and architectures (... 
    Senior
    Full time
    Temporary work
    Local area

    Marathon Petroleum Corporation

    Denver, CO
    4 days ago
  • a Developed and maintained an optimization tool for the Final Fantasy XIV Island Sanctuary Community using combinatorial optimization and constraint based filtering. a Created and maintained a Discord.py bot integrated with ChatGPT and SQL to assist with generating...
    Senior

    Yantran LLC

    Aurora, CO
    20 hours ago
  •  ...Senior Network EngineerLocation: Denver, CO Duration: 6 Months Primary Skills: Firewall Engineering, Network SecurityJob Description: Currently seeking Network Engineers to serve as the primary technician for the communications and security systems supporting the Local... 
    Senior
    Local area
    Remote work

    Argyle Infotech

    Denver, CO
    4 days ago
  • $135k - $150k

     ...Senior Network Engineer Sponsorship not available. Position only available to those with legal authorization to work in the United States. Switchboard is seeking a Senior Network Engineer on behalf of our client, Open Technology Solutions (OTS). We're looking for... 
    Senior
    Full time
    Temporary work
    Work at office
    Remote work
    Shift work

    Switchboard Hiring

    Centennial, CO
    4 days ago
  •  ...Markets San Francisco Bay Area, CA Building Engineering Lead Data Center Operations Burlington,...  ..., CA, Phoenix, AZ Controls/Security/Network/Compute Lead Data Center Projects Piketon...  ...City, CA) Data Center Projects Austin, TX Senior Analyst, FP&A Finance Redwood City,... 
    Senior
    Contract work
    Internship
    Remote work

    SB Energy

    Denver, CO
    1 day ago
  • $90k - $100k

     ...Senior Network EngineerWe are seeking a highly skilled and motivated Senior Network Engineer to play a key role in the design, implementation, and ongoing optimization of our Fiber-to-the-Home (FTTH) network. This role is critical to ensuring the reliability, scalability... 
    Senior
    Full time
    Work at office
    Local area
    Remote work
    Monday to Friday
    Night shift
    Weekend work

    Vero Networks

    Denver, CO
    20 hours ago
  •  ...Senior Network Engineer Location: Greenwood Village, Colorado (Onsite) Alternate Location: Santa Monica Role Overview We are seeking a mid-level to senior Network Engineer to join our technology operations team. This is a hands-on technical role responsible... 
    Senior
    Remote work

    Apex Systems

    Greenwood Village, CO
    4 days ago
  •  ...Entarian in Denver, CO is seeking a Principal Network Engineer to design, implement, and maintain a complex meshONE‑T ground network for the...  ...performance and documentation across the network. This is a senior, highly technical role within a government-focused program.... 
    Senior

    Jobleads-US

    Denver, CO
    3 days ago
  • $150k - $217k

    Create workflow, network monitoring, and troubleshooting automation to improve the network.Debug complex issues and determine root causes...  ...organizations.Work with network design, deployment, and engineering teams to operationalize stable, scalable platforms.Minimum qualifications... 
    Senior
    Worldwide

    Google

    Denver, CO
    4 days ago
  •  ...Core, Finance, Industry and Enterprise, Song, Supply Chain and Engineering, and Talent, with advanced capabilities in AI and Data,...  ...FY26 revenue. Visit us at accenture.com.You Are:A successful Network Engineer Architect combines deep technical expertise with strong... 
    Senior
    Full time
    Work experience placement
    Live in
    Work at office
    Local area
    Remote work

    Accenture

    Denver, CO
    1 day ago
  • $92k - $140k

    Overview Job SummaryLeads in the operation and management of network routers, switches, firewalls, load balancers and related components to be responsible for high levels of availability and security of the supported business applications with a specific focus on Cisco... 
    Senior
    For contractors

    Air Methods

    Englewood, CO
    4 days ago
  • Software Senior Principal Engineer (3 openings)Infrastructure Solutions Group (ISG) builds the products that power infrastructure, solutions,...  ...Desirable Requirements Experience with operating systems, networking, and/or storage internalsFamiliarity with storage protocols... 
    Senior
    Start working today
    Immediate start
    Flexible hours

    Dell Technologies

    Aurora, CO
    4 days ago
  •  ...Sr. Network EngineerLocation: Denver, Colorado Duration: 12 monthsSkills1g to 5g Journey foundationDescriptionSr. Network Engineer (NE 01): Consultant shall provide qualified Network Engineers(s...  ...Internetwork Expert (CCIE) certified / senior candidate with more than five... 
    Senior
    Local area

    Keylent Inc

    Denver, CO
    4 days ago
  •  ...Senior Network EngineerContract to hire or direct hire - Must move to Denver upon conversionSenior network engineer with a security focus to join client-facing professional services team. Main duties and responsibilities include:Network SME for project delivery. Collaborate... 
    Senior
    Remote work

    Ecom Industries

    Greenwood Village, CO
    4 days ago
  •  ...Role - Packet Core Engineer Location - Littleton, CO Contract/Full time We are seeking a highly skilled Packet Core Engineer...  ..., and evolution of our Hybrid MNO and 5G Standalone (SA) network. You will manage complex troubleshooting, lead major incident responses... 
    Senior
    Full time
    Contract work

    Yantran LLC

    Denver, CO
    2 days ago
  •  ...Certification verification link form cisco portal and Certification number. Detailed Job Description: Seeking an experienced Network Engineer to join our IT Global Infrastructure team. The position is primarily responsible for the coordination of network operations... 
    Senior
    Work at office
    Local area
    Remote work

    Omni Inclusive

    Denver, CO
    4 days ago
  •  ...and optimizes RevOps processes so they work reliably and predictably for growing companies. Role Description We're hiring a senior Pardot specialist to own technical implementation work on an Enterprise client engagement. The broader team leads the client... 
    Senior
    Hourly pay
    Contract work
    Part time
    Immediate start
    Remote work
    Flexible hours
    Day shift

    Forgeworks.ai

    Aurora, CO
    20 hours ago
  • $86.8k - $198k

     ...develop cloud-based solutions for some of GEOINT's toughest challenges.On our team, you’ll design a secure, cloud-based communications network to support mission-critical operations. This is an opportunity to use the latest cloud technologies as you look for ways to improve... 
    Senior
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Aurora, CO
    3 days ago
  • $155k - $195k

     ...users' priorities. We build for scale, architecting and prioritizing technical work for long term sustainability. Senior Network Development Engineer Location: We prioritize candidates who reside in Denver, CO (hybrid as needed) but we are open to exceptional remote... 
    Senior
    Temporary work
    For contractors
    Local area
    Remote work

    SimpleSense

    Denver, CO
    1 day ago
  • $86.8k - $165.2k

     ...than 100 years of experience and renowned engineering expertise to meet the needs of today’s...  ...We have an exciting opportunity for a Senior. Platform DevOps Engineer , supporting...  ...integration, and sustainment of our compute, network, and storage infrastructure. The... 
    Senior
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation
    Flexible hours

    Raytheon

    Aurora, CO
    1 day ago
  • $155k - $195k

     ...Senior Cloud Network EngineerDenver, CO (Hybrid)Simplesense builds, deploys, and sustains the Installation Resilience Platform that enables...  ...across DevSecOps, cybersecurity, and cloud infrastructure. We engineer resilient infrastructure — the software, integration, and operational... 
    Senior
    Temporary work
    For contractors
    Local area
    Remote work

    SimpleSense

    Denver, CO
    20 hours ago
  • $220k - $300k

     ...Posting/External Job Title Senior Cloud Architect Location Aurora, CO 80011 US...  ..., and deployment processes for isolated networks and restricted-access systems. Provide...  ...with program needs. Partner with engineering, cybersecurity, operations, senior leadership... 
    Senior
    Full time
    Contract work
    Work experience placement
    Local area
    Remote work

    Cimarron

    Aurora, CO
    1 day ago
  •  ...RTX facility in Aurora, CO is seeking a Senior Platform DevOps Engineer to design, implement, and sustain compute, network, and storage infrastructure for a mission-critical program. The role focuses on platform modernization and cloud-based scalability with DevOps/DevSecOps... 
    Senior

    Jobleads-US

    Aurora, CO
    2 days ago
  • $73.45k - $132.78k

    The Digital Modernization Sector at Leidos has an opening for a Network Implementation Engineerto support computer data communications...  ...critical data flows.Provide technical expertise to Operations engineers and technicians, supporting fault isolation and resolution. Solve... 
    Full time
    Local area

    Leidos

    Aurora, CO
    3 days ago
  •  ...than 100 years of experience and renowned engineering expertise to meet the needs of today’s...  ...We have an exciting opportunity for a Senior. Platform DevOps Engineer, supporting one...  ...integration, and sustainment of our compute, network, and storage infrastructure. The... 
    Senior

    Jobleads-US

    Aurora, CO
    2 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Network Engineer. Be the first to apply!