cisco Jobs in denver, co

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Architecture Engineer (NE II) (Government)

AT&T Inc.

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Centennial, Colorado, USA

Full-time

Job Description: AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing, and empowering a diverse, high-performing workforce that is passionate about what they do, committed to our shared values, and dedicated to our customers' mission. Our National Security Team supports the intelligence community by providing, operating, and assuring critical voice, v
Posted 11 days ago | Updated 8 hours ago

Senior Network Reliability Engineer - Circuit Ops (Optical)

Oracle Corporation

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Denver, Colorado, USA

Full-time

Job Description The network operations center is responsible for repair and network availability on all of OCI's global network. The resources on this team will support the Tier 1 GNOC as an escalation resource, with additional focus on general network availability of the optical network. Required Experience: Infinera line system & optical line protection Cisco line system & optical line protection Arista or other datacenter switch experience ZR tunable optics experience Understanding of fiber
Posted 30 days ago | Updated 8 hours ago

Voice Systems/Hardware Engineer - TS/SCI with Poly

Leidos

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Denver, Colorado, USA

Full-time

Job DescriptionDescription The National Solutions Group at Leidos has an opening for a Voice Systems/Hardware Engineer to support a client s requirements in a challenging and dynamic setting located at Schriever SFB. The successful candidate will be required to execute, refine, and supervise the processes and procedures of Voice System/Hardware Engineering operations in a purpose-built enterprise environment throughout the operational lifecycle of customer directed mission applications. The VS/
Posted 60+ days ago | Updated 6 hours ago

Voice Systems/Hardware Engineer - TS/SCI with Poly

Leidos

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Aurora, Colorado, USA

Full-time

Job DescriptionDescription The National Solutions Group at Leidos has an opening for a Voice Systems/Hardware Engineer to support a client s requirements in a challenging and dynamic setting located at Schriever SFB. The successful candidate will be required to execute, refine, and supervise the processes and procedures of Voice System/Hardware Engineering operations in a purpose-built enterprise environment throughout the operational lifecycle of customer directed mission applications. The VS/
Posted 60+ days ago | Updated 6 hours ago

Principal Platform Engineer / Linux (Onsite)

RTX Corporation

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Aurora, Colorado, USA

Full-time

Date Posted: 2025-06-12 Country: United States of America Location: CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, Aurora, CO, 80011 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: TS/SCI with Polygraph At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to
Posted 23 days ago | Updated 8 hours ago

Network Engineer III-Docsis, PON, R-Phy

Unison Systems, Inc

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Littleton, Colorado, USA

Full-time

Network Engineer Unison Systems is looking for a Telecom Network Engineer II with PON, Docsis, and Harmonic R-Phy experience for our national telecommunications client. This will be a long-term month contract. Our client is located out of 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. The candidate will investigate issues on enterprise networks and rel
Posted 60+ days ago | Updated 5 hours ago

Computer Systems Analyst - Senior

NuAxis LLC

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Denver, Colorado, USA

Full-time

We are a federal IT company on a mission to make customer experience (CX) the center of every government solution. Technology is our Passion. People are our Purpose. Grow with us! As a growing business, every NuAxis Innovations employee impacts the success and direction of this company. We all share a true passion for technology and enjoy working together to develop solutions, share ideas, and exchange knowledge. At NuAxis Innovations, we celebrate diversity and the unique perspective each tea
Posted 8 days ago | Updated 7 hours ago

Sr. Staff Network Architect

Lockheed Martin Corporation

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Littleton, Colorado, USA

Full-time

Job Description The Network Design Engineer is responsible for designing, installing, configuring, securing, hardening, troubleshooting, testing, and upgrading network infrastructure, including switches, routers, firewalls, IDS/IPS, encryptors, physical cabling, protected distribution systems (PDS), and software-defined networking (SDN). This role supports mergers and acquisitions (M&A) integration, ensuring seamless onboarding into the enterprise network while maintaining security and performa
Posted 9 days ago | Updated 8 hours ago

Senior VMware Consultant

URSI Technologies Inc.

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Remote

Contract

Senior VMware Consultant Remote Duration : 12 months Job Description: The Senior Consulting Engineer is responsible for the hands-on design, implementation, configuration, and optimization of complex IT infrastructure solutions for our diverse clienteleThis senior-level, multi-disciplined engineer will tackle a variety of billable engagements, including project-based deployments, resident engineering assignments, and providing technical expertise during presales activitiesRequirements: 9+ years
Easy Apply
Posted 6 days 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

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 33 days ago | Updated 8 hours ago

Network Engineer

Apex Systems

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Englewood, Colorado, USA

Full-time

Job#: 2079918 Job Description: Description: Job Description: Assists in the planning, forecasting, implementation, and identification of resource requirements for network systems of high complexity. Designs and establishes protocol compatibility standards, develops and implements network enhancements, and makes recommendations for improvement. Responsible for the implementation of network architecture and designs. Core Skills and Responsibilities: Actively and consistently support all efforts
Easy Apply
Posted 8 days ago | Updated 9 hours ago

Network Security Engineer (NAC) - North Central (Remote in the U.S.)

GuidePoint Security

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Remote

Full-time

GuidePoint Security provides trusted cybersecurity expertise, solutions and services that help organizations make better decisions and minimize risk. By taking a three-tiered, holistic approach for evaluating security posture and ecosystems, GuidePoint enables some of the nation's top organizations, such as Fortune 500 companies and U.S. government agencies, to identify threats, optimize resources and integrate best-fit solutions that mitigate risk. We are looking for a Network Security Enginee
Posted 60+ days ago | Updated 5 hours ago

Principal Network Engineer

Commonspirit Health

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Remote or Englewood, Colorado, USA

Full-time

Overview Inspired by faith. Driven by innovation. Powered by humankindness. CommonSpirit Health is building a healthier future for all through its integrated health services. As one of the nation's largest nonprofit Catholic healthcare organizations, CommonSpirit Health delivers more than 20 million patient encounters annually through more than 2,300 clinics, care sites and 137 hospital-based locations, in addition to its home-based services and virtual care offerings. CommonSpirit has more tha
Posted 60+ 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 54 days ago | Updated 8 hours ago

Senior Cyber Engineer-Information System Security Officer (ISSO)-P3 Onsite

RTX Corporation

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Aurora, Colorado, USA

Full-time

Date Posted: 2025-06-11 Country: United States of America Location: CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, Aurora, CO, 80011 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: DoD Clearance: TS/SCI At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to
Posted 23 days ago | Updated 8 hours ago

IT Project Manager

HonorVet Technologies

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Remote

Contract

Job Title: IT Project Manager Location: Remote Duration: 6+ Months Job Description: Must Haves:Enterprise experience and some longevity in positions as opposed to a serial contractor. This position will require the CCNP (Cisco Certified Network Professional) certification, which validates an individual's knowledge and skills in implementing and operating Cisco network technologies, particularly in enterprise environments.A Senior IT Project Manager at Client would be responsible for leading an
Easy Apply
Posted 13 days ago

Security Dev Test Engineer

Kforce Technology Staffing

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Greenwood Village, Colorado, USA

Contract

RESPONSIBILITIES: Kforce's client in Greenwood Village, CO is seeking a highly skilled Security Dev Test Engineer to join their team and play a critical role in protecting their systems from evolving security threats and fraud-particularly in the wireless cellular and digital identity/payment domains. Summary: The Engineer will focus on front-end web and mobile application security, API security, and telecom-specific risks (e.g., eSIM/SIM/device swaps), applying both a hacker's mindset and stron
Posted 8 days ago | Updated moments ago

SCADA & Automation Engineer 3 -

Sargent & Lundy LLC.

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Englewood, Colorado, USA

Full-time

Description Automation Engineers design SCADA systems to address operational requirements & emerging trends including Smart Grid, Substation & Distribution Automation applications, Battery Energy Storage, and Microgrid controllers. As an Automation Engineer in our Electric Grid Infrastructure Services business unit you will: Engage in fast-paced client projects to plan, engineer, & design SCADA and communications systems. Develop communication block diagrams, panel layout/bill of material drawi
Posted 3 days ago | Updated 8 hours ago

Network Engineer (Data & Wireless) - Dallas, TX -5773665

Accenture LLP

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Remote or Irving, Texas, USA

Full-time

Accenture Flex offers you the flexibility of local fixed-duration project-based work powered by Accenture, a leading global professional services company. Accenture is consistently recognized on FORTUNE's 100 Best Companies to Work for and Diversity Inc's Top 50 Companies for Diversity lists. As an Accenture Flex employee, you will apply your skills and experience to help drive business transformation for leading organizations and communities. In addition to delivering innovative solutions for
Posted 38 days ago | Updated 8 hours ago