Sr. Network Engineer Jobs in Denver, CO

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Senior Network Engineer

The Doyle Group

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Littleton, Colorado, USA

Full-time

Who We Are Founded in 2009, The Doyle Group is a leading IT consulting and placement firm focused on building high-performing technology teams. With a vision to be the most client-centric firm in the industry, we connect exceptional talent with great organizations through a consultative, relationship-first approach. We specialize in contract, contract-to-hire, direct hire, and executive search services, with deep expertise across areas like Program & Project Management, Data & Analytics, Change
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Posted 6 days ago

Sr. Network Engineer with CCIE

Precision Technologies Corp

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Littleton, Colorado, USA

Third Party, Contract

Sr. Network Engineer with CCIE (F2F Mandatory) Littleton, CO, 80162] Skills 5G Core Function/Feature Testing Description 8+ years of experience with CCIE certificationWorking experience in dynamic configuration changes, MPLS, Inter VLAN routing, Switching.IP PlanningBGP, OSSEnterprise level new data center connectionVLAN connectivity between different VLANsIf service provider side, MPLS Label switching, L3 VPN, L2 VPN Source based routing knowledge
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Posted moments ago

Sr. Network Engineer-Troubleshooting (NEIII)

Unison Systems, Inc

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Littleton, Colorado, USA

Full-time

Sr. Network Engineer-Troubleshooting Unison Systems is looking for a Sr. Network Engineer with Troubleshooting experience working on the Distribution Network for a Broadband Service Provider for our national telecommunications client. This will be a long-term month contract. Our client is located in Englewood, CO and offers 1 remote day a week. Candidates must be local as we frequently need to physically touch hardware inside of the lab. Cable industry and lab experience is a must have. This per
Posted 60+ days ago | Updated 5 hours ago

Sr. Network Engineer with CCIE Certified

Orpine.com

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Littleton, Colorado, USA

Full-time

JOB DESCRIPTION: 8+ years of experience with CCIE certificationWorking experience in dynamic configuration changes, MPLS, Inter VLAN routing, Switching.IP PlanningBGP, OSSEnterprise level new data center connectionVLAN connectivity between different VLANsIf service provider side, MPLS Label switching, L3 VPN, L2 VPNSource based routing knowledge
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Posted 2 days ago

Sr. Network Engineer

ConsultNet, LLC

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Remote or Beachwood, Ohio, USA

Full-time

Title: Sr. Network Engineer Location : Cleveland, OH Target Start Date : July 21, 2025 Type: CTH Pay Rate : $55/HR - $64/HR Selling Point on Client: Our client combines the stability of an industry leader with the energy of an organization that's constantly innovating. As part of their team, you won't just support networks, you'll shape them, working hands-on with modern technologies like Cisco ACI and SD-WAN to drive real business impact. It's a place where your expertise is valued, your id
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Posted 5 days ago | Updated 8 hours ago

Senior Network Engineer - onsite (Jackson Mississippi) - 6+ Months Contract

Dexperts Inc

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Remote

Contract

Job Details: Job Title: Senior Network Engineer Location: onsite (Jackson, Mississippi) Duration: 6+ Months Contract GENERAL SUMMARY OF JOB RESPONSIBILITIES The Principal Network Engineer is a strategic technical leader responsible for architecting and optimizing enterprise network infrastructure.This role oversees large-scale network design, contributes to IT and security architecture, and mentors technical teams.The Principal Network Engineer ensures network resilience, performance, and secu
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Posted 2 days ago | Updated 23 hours ago

Sr. Network Engineer

Zachary Piper Solutions, LLC

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Remote

Full-time

Piper Companies is hiring a Senior Network Engineer to join a high-impact infrastructure engagement. We're looking for a command-line junkie with strong opinions on BGP vs OSPF, who's lived through data center refreshes, and can troubleshoot asymmetric routing without breaking a sweat. If your idea of downtime is labbing up ISE policies or tuning RF profiles, we want to hear from you. Key Responsibilities: Owning and optimizing Cisco-driven routing, switching, and wireless across enterprise LA
Posted 27 days ago | Updated 16 days ago

Senior Network Engineer

Lockheed Martin Corporation

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Littleton, Colorado, USA

Full-time

Job Description As we enter a new era of Strategic Weapon Systems, Lockheed Martin is a pioneer, partner, innovator and builder. Our amazing men and women are on a mission to make a difference in the world and every single day we use our unique skills, talents and experiences to design and build solutions to some of the world's hardest engineering problems. Do you want to be part of a culture that inspires employees to envision the impossible, perform with excellence and build incredible produc
Posted 27 days ago | Updated 7 hours ago

Senior Network Engineer I

DigitalOcean

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Denver, Colorado, USA

Full-time

We want people who are passionate about building huge scale networks on the Internet. We are looking for a Senior Network Engineer to join the existing network engineering team, working with the infrastructure group. Reporting to the Manager of Network Engineering, the Network Engineer will be part of a team that is designing, implementing and maintaining the DigitalOcean network from the Internet edge to the hypervisor connections. Our networks need to be massively scalable, and enable systems
Posted 51 days ago | Updated 8 hours ago

Senior Network Engineer: Infrastructure

DigitalOcean

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Denver, Colorado, USA

Full-time

We want people who are passionate about building huge scale networks on the Internet. We're looking for a Senior Network Developer who's excited about building highly scalable networks designed for high-performance GPU and AI workloads. We work with other infrastructure and engineering teams to ensure new products and features have scalable network architectures and will provide the performance our customers require. If you're looking for a fulfilling challenge working with advanced equipment a
Posted 48 days ago | Updated 8 hours ago

Senior Network Engineer

Lockheed Martin Corporation

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Boulder, Colorado, USA

Full-time

Job Description In this role with the NextGen GEO Operations & Sustainment team, you be responsible for the successful implementation, integration, and sustainment support of a multi-site classified network with a variety of locations and vendor hardware. Responsibilities for a Network Engineer include but are not limited to: - Configuration and management of Juniper and Cisco switches and routers, firewalls, and support to system administration team in deployment at new sites. - Support the d
Posted 60+ days ago | Updated 7 hours ago

Sr Network Engineer

Motorola Solutions

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Illinois, USA

Full-time

Company Overview At Motorola Solutions, we believe that everything starts with our people. We're a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. Our critical communications, video security and command center technologies support public safety agencies and enterprises alike, enabling the coordination that's critical for safer communities, safer schools, safer hospitals and safer businesses. Connect with a career that matters, and help us buil
Posted 9 days ago | Updated 8 hours ago

Senior Network Engineer

Johnson & Johnson

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Remote or Santa Clara, California, USA

Full-time

At Johnson & Johnson, we believe health is everything. Our strength in healthcare innovation empowers us to build a world where complex diseases are prevented, treated, and cured, where treatments are smarter and less invasive, and solutions are personal. Through our expertise in Innovative Medicine and MedTech, we are uniquely positioned to innovate across the full spectrum of healthcare solutions today to deliver the breakthroughs of tomorrow, and profoundly impact health for humanity. Learn m
Posted 12 days ago | Updated 8 hours ago

Senior Network Engineer

TSG

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Remote or Marietta, Georgia, USA

Full-time

Job SummarySenior Network Engineer is an integral part of the Enterprise Network team supporting our continuing effort to provide excellent service to our internal customers and Business Units. This role requires a well-rounded hands-on network expert with a diverse range of experience/skills focused on researching, implementing, and maintaining network solutions with a focus on best practices and current regulatory requirements. This role will ensure network configuration, installation, availab
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Posted 14 days ago

Senior Network Engineer - Plex

Rockwell Automation

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Remote or Troy, Michigan, USA

Full-time

Rockwell Automation is a global technology leader focused on helping the world's manufacturers be more productive, sustainable, and agile. With more than 28,000 employees who make the world better every day, we know we have something special. Behind our customers - amazing companies that help feed the world, provide life-saving medicine on a global scale, and focus on clean water and green mobility - our people are energized problem solvers that take pride in how the work we do changes the world
Posted 60+ days ago | Updated 8 hours ago

Sr. O&M Network Engineer

Leidos

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Aurora, Colorado, USA

Full-time

The Digital Modernization Sector at Leidos is seeking a Sr. O&M Network Engineer to support the customer's various wide area networks (WANs) and local area networks (LANs). This position will provide routing and boundary protection to an enterprise level infrastructure across multiple classifications and act as subject matter experts in routing and boundary technologies across multiple vendors. The job duties of Tier O&M Network Engineer are as follows: Tier O&M of Juniper and Cisco routers
Posted 60+ days ago | Updated 8 hours ago

Senior Network Engineer with management and healthcare related industry experience - remote with 30% travel to sites around the US

Calance

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Remote or Los Angeles, California, USA

Contract

Our client is looking for someone with significant network and systems engineering experience who can run point on hospital IT upgrades, i.e. helping to establish technical governance, standards, policies and procedures, and to work with their two vendors on the implementation of the upgrades. This role is a hybrid of program management skills coupled with an engineering background. Candidates could be Highly Technical PM's or an Engineer who has done significant Project or Program Management
Posted 26 days ago | Updated 5 hours ago

Senior Network Engineer - VP

Citi

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Remote or Irving, Texas, USA

Full-time

About Citi: Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is systemic
Posted 60+ days ago | Updated 8 hours ago

Senior Network Engineer - Remote in MN or WI

UnitedHealth Group

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Remote or Plymouth, Minnesota, USA

Full-time

Opportunities at Optum, in strategic partnership with Allina Health. As an Optum employee, you will provide support to the Allina Health account. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by diversity and inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities w
Posted 60+ days ago | Updated 8 hours ago

Senior Network Engineering Lead

TEKsystems c/o Allegis Group

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Aurora, Colorado, USA

Full-time

Description Responsibilities: Support the installation, integration, and testing of Commercial-Off-The-Shelf (COTS) and custom equipment used to further research efforts on superconducting microelectronic devices. Identify, troubleshoot, and remediate equipment issues to support system build-out and sell-off. Support the existing network to maintain connectivity and support large intel distribution Collaborate with the government customer to ensure that requirements and deliverables are met Addi
Posted 17 hours ago | Updated 5 hours ago