Engineer III Jobs in Colorado

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Network Engineer III - Remote Site Support

First-Citizens Bank & Trust Company

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Remote or Raleigh, North Carolina, USA

Full-time

Overview This is a hybrid role with the expectation that time working will regularly take place inside and outside of a company office. This position is aligned to our Remote Site Support networking group. This position provides complex technical support for the Bank's data or voice network infrastructure. R esponsible for installing, maintaining, and supporting network infrastructure, and will provide Tier 3 support for issues related to networking. Resolves escalated technical issues reporte
Posted 60+ days ago | Updated 10 hours ago

Information Security Engineer III, Application and Cloud Security Lead

Mass General Brigham

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Remote or Somerville, Massachusetts, USA

Full-time

Site: Mass General Brigham Incorporated Mass General Brigham relies on a wide range of professionals, including doctors, nurses, business people, tech experts, researchers, and systems analysts to advance our mission. As a not-for-profit, we support patient care, research, teaching, and community service, striving to provide exceptional care. We believe that high-performing teams drive groundbreaking medical discoveries and invite all applicants to join us and experience what it means to be par
Posted 60+ days ago | Updated 1 hour ago

Engineer- Construction - III

Judge Group, Inc.

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Lone Tree, Colorado, USA

Contract

Location: Lone Tree, CO Salary: $60.00 USD Hourly - $62.00 USD Hourly Description: Role: Construction Engineer Location: Lone Tree, CO (Hybrid) Duration: 30 Months contract Responsibilities: Manage construction activities related to the development of multiple, simultaneous Network infrastructure projects mostly centering around power, cooling, generator, etc. Provide financial management of projects from initial proposal/bid through receipt of final product or service including. Daily activ
Posted 22 hours ago | Updated 10 hours ago

Software Engineer Developer III Austin, Texas (Hybrid)

Staples

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Remote or Austin, Texas, USA

Full-time

Job Description Staples is focused on our customers and our community. As a Software Engineer for Staples, you will be a part of a team in a very fast-paced, agile environment that requires strong technical ability, flexibility, sound judgment, and creative thinking. In this role, you will be responsible for working closely with other technologists, architects, experience designers, product marketers, software developers, and validation engineers to create software incubations, reference archi
Posted 7 days ago | Updated 1 hour ago

Systems Engineer III - Model Based Systems Engineering (MBSE)

Sierra Nevada Corporation

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Remote or Lone Tree, Colorado, USA

Full-time

Are you a visionary thinker? At Sierra Nevada Corporation, we are committed to advancing aerospace and defense technologies, ensuring the safety of service members, and developing systems that keep our world united and sustain our way of living. Join our team as a Systems Engineer, where you will leverage your expertise to conduct in-depth research, architect intricate system designs, create detailed models, simulate performance, rigorously test, certify, and optimize cutting-edge defense produc
Posted 60+ days ago | Updated 1 hour ago

RF Engineer, Senior (Level III) - Top Secret clearance

Lockheed Martin Corporation

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Littleton, Colorado, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solut
Posted 13 days ago | Updated 1 hour ago

Machine Learning Engineer III

General Atomics

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Boulder, Colorado, USA

Full-time

Job Summary General Atomics Aeronautical Systems, Inc. (GA-ASI), an affiliate of General Atomics, is a world leader in proven, reliable remotely piloted aircraft and tactical reconnaissance radars, as well as advanced high-resolution surveillance systems. We have an exciting opportunity for a Machine Learning Engineer in Boulder, CO. The Autonomy and Artificial Intelligence Solutions Software group is charted to develop and deploy end-to-end autonomous systems that enable unmanned aerial syste
Posted 60+ days ago | Updated 1 hour ago

Software Engineer, Frontend III

West Coast Consulting LLC

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Remote

Contract

Job Description Position: Frontend Engineer Remote Summary: Work with the team to develop, maintain and support assigned features of the frontendCollaborate with the team on future features and possible visual designsMaintain strong communication on progress as well as on question/concerns you foreseeManage designated tasks assigned on JiraFull pipeline and requirements on API interface between FE and BE will be provided, but it is expected that you will contribute heavily to design of FE impl
Posted 35 days ago | Updated 10 hours ago

Systems Engineer III - Nuclear Survivability and Vulnerability

Sierra Nevada Corporation

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Lone Tree, Colorado, USA

Full-time

The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS t
Posted 60+ days ago | Updated 1 hour ago

Building Performance Engineer/ Analyst III (NORESCO)

Carrier Corporation

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Remote or California, USA

Full-time

We're improving the environment & creating a sustainable future. What will be your legacy? Whether you are looking to launch your green-collar career or accelerate it, NORESCO can offer you the challenge you are looking for. Part of Carrier Global Corporation, we're one of the largest energy services companies in the U.S supporting the creation of energy- and water-efficient, sustainable, and high-performance environments for our customers. From school districts to historic national landmarks,
Posted 37 days ago | Updated 1 hour ago

Cisco UC/Voice/UCCE/UCCX/PCCE Tier III Engineer

Brezo Business Solutions LLP

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Remote

Contract

Cisco UC/Voice/UCCE/UCCX/PCCE Tier Engineer Working Hours: 4 - 10 hr staggered shifts as indicated on draft shift schedule for Eastern Time Zone Estimated Duration: 12-36 months Clearance: Must be able to pass a Public Trust type background check with fingerprinting and drug screening Requirements: Bachelor s degree required or equivalent experience. Five (5) years minimum experience in the Voice/Unified Communications, Unity, Unified Contact Center Enterprise (UCCE), AND Package Contact Cen
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Posted 30 days ago

RF Engineer, Senior (Level III) - Board Design

Lockheed Martin Corporation

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Littleton, Colorado, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solut
Posted 59 days ago | Updated 1 hour ago

Tier III Engineer Long Haul Fiber Solutions

SAIC

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Aurora, Colorado, USA

Full-time

Job ID: 2506460 Location: AURORA, CO, US Date Posted: 2025-06-06 Category: Engineering and Sciences Subcategory: Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description JOB DESCRIPTION: SAIC is seeking a long-haul fiber Telecommunications Engineer in Aurora, CO area to support a government customer. The successful candidate will support an array o
Posted 55 days ago | Updated 11 hours ago

Electrical Component Engineer / Electrical Engineer, Sr. (Level III)

Lockheed Martin Corporation

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Englewood, Colorado, USA

Full-time

Job Description About Lockheed Martin Space: Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We'
Posted 53 days ago | Updated 1 hour ago

Fire Alarm Design Engineer (NICET III-IV)

Brookfield Global

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Remote or Houston, Texas, USA

Full-time

As a Fire Alarm Design Engineer, you will be a key member in designing, documenting, testing, commissioning, and/or bidding on Fire Alarm and electronic security installation projects. Key responsibilities and experience should include: Manage respective projects, keeping consistent communication and track of deadlines.Engage with the different stakeholders and vendors.Ability to interpret physical security standards, drawings, bill of materials, request for proposals, and submittal requirements
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Posted 60+ days ago | Updated 3 days ago

RF Engineer, Senior (Level III) - TS/SCI w/ Polygraph

Lockheed Martin Corporation

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Littleton, Colorado, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solut
Posted 60+ days ago | Updated 1 hour ago

Project Design Engineer (NICET III-IV)

Brookfield Global

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Remote or Richmond, Virginia, USA

Full-time

As a Project Design Engineer, you will be a key member in designing, documenting, testing, commissioning, and/or bidding on Fire Alarm and electronic security installation projects. Key responsibilities and experience should include: Manage respective projects, keeping consistent communication and track of deadlines.Engage with the different stakeholders and vendors.Ability to interpret physical security standards, drawings, bill of materials, request for proposals, and submittal requirements p
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Posted 60+ days ago | Updated 3 days ago

MTS III, Software - Platform Operations Engineer - Hybrid

Panasonic

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Remote or Beaverton, Oregon, USA

Full-time

Overview Who We Are: Ever wonder who brings the entertainment to your flights? Panasonic Avionics Corporation is #1 in the industry for delivering inflight products such as movies, games, WiFi, and now Bluetooth headphone connectivity! How exciting would it be to be a part of the innovation that goes into creating technology that delights millions of people in an industry that's here to stay! With our company's history spanning over 40 years, you will have stability, career growth opportunitie
Posted 26 days ago | Updated 1 hour ago

Tier III O&M (Network Engineer Level III) (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, providing, operating, and assuring critical voice, video
Posted 60+ days ago | Updated 1 hour ago

Automation Developer III

Beacon Hill

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Denver, Colorado, USA

Contract

We are seeking an experienced and versatile Senior Test Automation and Manual Testing Specialist to join our dynamic team. This role involves mentoring offshore resources, reviewing test case development, and supporting customer-facing applications, with a focus on DOCSIS, WiFi, and VoIP technologies. The ideal candidate will have a blend of manual testing expertise, automation skills, and the ability to drive the transition towards increased test automation. Requirements Top 3 Requirements: - 8
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Posted 4 days ago | Updated 2 hours ago