Senior Network Engineer Jobs in Denver, CO

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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 16 days ago | Updated 10 hours ago

Senior Network Engineer/Architect - ONSITE

Calance

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Centennial, Colorado, USA

Contract

Network Engineer with Cisco, Palo and security experience - Secret active or needs to be obtained Implement security hardening techniques and compliance with STIG Network Management and Configuration IPSec Cisco Networking AWS, VMware and configuartion management a big plus
Posted 11 days ago | Updated 10 hours ago

Senior Network Engineer

Lockheed Martin

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Boulder, Colorado, USA

Full-time

Job ID: 692414BR Date posted: Apr. 25, 2025 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
Posted 5 days ago | Updated 15 hours ago

Senior Network Engineer - Remote w/1 Day Onsite

General Dynamics Information Technology

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Remote or Springfield, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Network Engineering Job Qualifications: Skills: Cisco Routers and Switches, Local Area Network (LAN), Network Design, Network Installations, Wide Area Network (WAN) Certifications: Cisco Certified Network Professional Enterprise - Cisco Systems - Cisco, CompTIA Advanced Security Practitioner (CASP) - IAT Level - CompTIA
Posted 9 days ago | Updated 16 hours ago

Senior Network Engineer - Remote w/1 Day Onsite

General Dynamics Information Technology

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Remote or Springfield, Virginia, USA

Full-time

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Network Engineering Job Qualifications: Skills: Cisco Routers and Switches, Local Area Network (LAN), Network Design, Network Installations, Wide Area Network (WAN) Certifications: Cisco Certified Network Professional Enterprise - Cisco Systems - Cisco, CompTIA Advanced Security Practitioner (CASP) - IAT Level - CompTIA E
Posted 9 days ago | Updated 17 hours ago

Senior Network Engineer

Navigant Consulting

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Remote or Washington, District of Columbia, USA

Full-time

Job Family: Network Engineering Travel Required: Up to 10% Clearance Required: Ability to Obtain Public Trust What You Will Do: Obtain and maintain connectivity to client systems including submission of all Contractor Artifacts to enable such accessMaintain computer networks within an organization to ensure systems are working safely and correctlyManage, monitor, and implement changes to client network systemsSupport the automation of business processes from a technical lens What You Will Nee
Posted 46 days ago | Updated 1 hour ago

Remote Senior Network Engineer/Manager

Motion Recruitment Partners, LLC

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Remote or Philadelphia, Pennsylvania, USA

Full-time

Are you looking to join a company as the Lead Engineer/Network Manager? A client of ours in the financial space is seeking someone to over see 5-8 Engineers as well as remain hands on. The ideal candidate will have extensive experience in network infrastructure, security, and management, specifically with Fortinet and Palo Alto devices. As a Senior Network Engineer/Manager, you will be responsible for designing, deploying, and maintaining enterprise-level network solutions, while ensuring the
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Posted 57 days ago | Updated 9 hours ago

Senior Network Engineer

Lockheed Martin Corporation

•

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 3 days ago | Updated 1 hour ago

Senior Network Engineer

NMI

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Remote or Schaumburg, Illinois, USA

Full-time

We are seeking a strategic and execution-oriented Senior Network Engineer to drive the evolution and reliability of our global network infrastructure. In this role, you will play a pivotal part in ensuring high availability, optimal performance, and security across NMI's production and office networks. You will contribute to the design and operation of next-generation infrastructure while maintaining legacy systems and improving network observability. This is a primarily remote position (U.S. E
Posted 14 hours ago | Updated 1 hour ago

Senior Network Engineer - Data Center/Enterprise-level Experience

Unum

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Remote or Atlanta, Georgia, USA

Full-time

Our Fortune 500 company is driving a digital transformation and looking for forward-thinking innovators to disrupt how our industry thinks about and uses technology. As one of the world's leading employee benefits providers, we help millions of people gain affordable access to benefits that help them protect their families, their finances and their futures. Are you an asker of questions, a solver of problems, and a challenger of the status quo? Our mission is to provide a differentiated custome
Posted 6 days ago | Updated 1 hour 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 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 to include extensive troub
Posted 26 days ago | Updated 1 hour ago

Senior Network Engineer

Peraton

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Remote

Full-time

Responsibilities Peraton seeking a Network Engineer will be responsible for network operations, administration and engineering tasks. They will participate in the ongoing support for on-premise network systems using current and emerging technologies along with supporting and migrating AWS environments. Maintains overall network health and carries out network tasks based on business objectives. Responsible for administration, documentation, and security of network equipment. Works well with othe
Posted 20 days ago | Updated 19 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 15 days ago | Updated 1 hour ago

Senior Network Engineer (Wireless)

Copeland

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Remote or St. Louis, Missouri, USA

Full-time

About Us We are a global climate technologies company engineered for sustainability. We create sustainable and efficient residential, commercial and industrial spaces through HVACR technologies. We protect temperature-sensitive goods throughout the cold chain. And we bring comfort to people globally. Best-in-class engineering, design and manufacturing combined with category-leading brands in compression, controls, software and monitoring solutions result in next-generation climate technology th
Posted 40 days ago | Updated 1 hour ago

Lead Sr. Network Engineer

McKesson Corporation

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Remote or Irving, Texas, USA

Full-time

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve - we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patien
Posted 60+ days ago | Updated 1 hour 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 1 hour ago

Sr Network Engineer - Data Center

M&T BANK CORPORATION

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Remote or Buffalo, New York, USA

Full-time

This role offers a hybrid work schedule; offering the flexibility to work from home two days a week, while providing the opportunity for in-person collaboration. At M&T Tech, we're a team of makers, doers, and builders, working to create the most advanced technology solutions in banking. We're not your stereotypical suit and tie bankers: we're an innovative team of leading tech experts, pushing boundaries, and taking risks. We're building an agile team of the most skilled and creative workers to
Posted 60+ days ago | Updated 1 hour ago

Senior Lead Network Engineer

Contact Government Services, LLC

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Denver, Colorado, USA

Full-time

Senior Lead Network Engineer Employment Type: Full Time Department: Information Technology CGS is seeking an experienced Senior Lead Network Engineer to join a team focused on the evaluation, enhancement, and maintenance of a large-scale network project that includes both wired and wireless network infrastructure and related hardware & software. The project's objectives are to evaluate the current setup of existing disparate networks and design & implement a network infrastructure that encompa
Posted 60+ days ago | Updated 1 hour ago

Senior Network Engineer - Remote w/1 Day Onsite

General Dynamics

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Remote or Springfield, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Network Engineering Job Qualifications: Skills: LAN WAN, WAN Administration, WAN Networking Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: GDIT is seeking a Senior Network Engineer to help support our Defense Logistics Agency Information (DLA) Operations Enterprise Enc
Posted 60+ days ago | Updated 1 hour 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 1 hour ago