• Network Security Engineer

    EchoStar (Englewood, CO)
    …live whiteboarding or technical assessment session.** **Key Responsibilities:** + Manage security -centric infrastructure components such as IPS, IDS, DLP, AV and ... scanning tools + Identify, track and help remediate vulnerabilities and other security concerns + Review and provide system security requirements/guidance on… more
    EchoStar (10/02/25)
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  • Platform Network Engineer II

    RTX Corporation (Aurora, CO)
    … technologies, services, operations, and associated security practices. The **Platform** ** Network Engineer II ** will primarily work in our Aurora ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...that create a safer, more secure world. The **Platform Network Engineer II ** will perform… more
    RTX Corporation (08/16/25)
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  • Voice and Data Network Engineer I,…

    Tri-State Generation and Transmission Association, Inc. (Westminster, CO)
    …grade levels: Voice and Data Network Engineer I, job grade 7; Voice and Data Network Engineer II , job grade 8, Voice and Data Network Engineer ... for voice, data, and industrial systems integration. It ensures network reliability, scalability, and security while aligning... III** Hiring Salary Range: $96,000-$121,000 **Voice and Data Network Engineer II ** Hiring Salary… more
    Tri-State Generation and Transmission Association, Inc. (08/16/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …about creating and managing for highly complex systems? Join our team! As a Systems Security Engineer II , you will be using your skills and expertise ... **Responsibilities:** + Design, test, and implement secure classified information systems, network , environments, and capabilities + Manage and engineer more
    Sierra Nevada Company, LLC (09/10/25)
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  • Systems Security Engineer II

    Sierra Nevada Company, LLC (Lone Tree, CO)
    …about creating and managing for highly complex systems? Join our team! As a Systems Security Engineer II , you will be using your skills and expertise ... deliveries. **Qualifications You Must Have:** + Bachelor's degree in Systems Security , Network Engineering, Information Technology, or related Engineering… more
    Sierra Nevada Company, LLC (10/08/25)
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  • Information Security Engineer

    Lumen (Denver, CO)
    …world and shape the future. **The Role** Lumen is seeking a skilled and dedicated Information Security Engineer II to join our Physical Security team as ... strong background in system administration, particularly with specialized endpoints and security applications. **Location** This is a hybrid position, the work… more
    Lumen (09/26/25)
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  • Security Engineer II

    Trustmark (Denver, CO)
    …best to our colleagues, clients and communities. We are seeking a highly skilled Cyber Security Engineer to join our team and play a pivotal role in safeguarding ... of cybersecurity frameworks and standards (eg, NIST, ISO 27001). + Proficiency in network security , systems security , application security , and data … more
    Trustmark (09/20/25)
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  • Application Security Engineer

    ASM Research, An Accenture Federal Services Company (Denver, CO)
    Evaluates application security in all phases of the software development life cycle. Works closely with team members to define application security best ... and platforms. Requires one of the following certifications: + CEH, Security +, or equivalent.Defines best practices, performs software security architecture,… more
    ASM Research, An Accenture Federal Services Company (09/09/25)
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  • Cloud Ops. Engineer II

    Columbia Bank (CO)
    Cloud Ops. Engineer II - Vulnerability Remediation Engineer Innovation and Technology Irvine, California NA, California NA, Arizona NA, Colorado NA, Idaho ... for better. **About the Role:** As a Cloud Ops Engineer II - Vulnerability Remediation, you'll be...computer scienceor equivalent, and previous experience as a Systems Engineer . + 4-7 yearsofexperiencein system or network more
    Columbia Bank (10/03/25)
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  • Platform Engineer II / Full Stack…

    RTX Corporation (Aurora, CO)
    …that create a safer, more secure world. We are seeking a highly motivated **Platform Engineer II / Full Stack Developer** . The ideal candidate will have ... DevOps/DevSecOps & Modernized technologies focused on Cloud based technologies. The **Platform Engineer II / Full Stack Developer** would be involved with the… more
    RTX Corporation (09/19/25)
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  • Principal Cyber Systems Engineer

    Northrop Grumman (Colorado Springs, CO)
    …and Missile Defense Systems presents an excellent opportunity for a Principal Cyber Systems Engineer - Network Security Engineer III (25-393) to join our ... routers). **Essential Functions:** + Will serve as the primary Network Security Engineer supporting the...a current active DoD 8140 certification at **IAT Level II or higher** (such as Security + CE,… more
    Northrop Grumman (09/06/25)
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  • Operational Technology Network Architect I,…

    Tri-State Generation and Transmission Association, Inc. (Westminster, CO)
    …using firewalls and virtual private networks (VPNs). + Implement and maintain network security devices such as next-generation firewalls (NGFW), intrusion ... Network Architect I, job grade 7; OT Network Architect II , job grade 8, OT...and other industry regulations and standards. + Conduct regular network security assessments, vulnerability scans, and penetration… more
    Tri-State Generation and Transmission Association, Inc. (08/15/25)
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  • Network Security Engineer III…

    Lockheed Martin (Colorado Springs, CO)
    …services, and enhancing leading\-edge missile defense technologies\. **The Work** The Network Security Engineer will be responsible for ... \(https://www\.lockheedmartin\.com/en\-us/products/command\-control\-battle\-management\-communications\-c2bmc\.html\) **Who You Are** You are a highly skilled network security engineer with a… more
    Lockheed Martin (09/05/25)
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  • RF Engineer (Level II )

    Lockheed Martin (Littleton, CO)
    …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 ... focusing on resiliency and urgency through our 21st Century Security (R) vision\. We're erasing boundaries and forming partnerships across...more\. **About the Role:** We are seeking an RF Engineer to join our team in designing, developing, and… more
    Lockheed Martin (08/30/25)
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  • Network Security Engineer

    ISYS Technologies (Colorado Springs, CO)
    …on the space initiatives of our government customers. I2X Technologies is seeking a Network Security Engineer to support ongoing activities for a customer ... field of study. + Must have an IAT Level II (8570) Compliant Certification such as Security +CE,...+ Able to collaborate with other departments to explain network security requirements and compliance. + Able… more
    ISYS Technologies (09/30/25)
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  • DevSecOps Network Engineer - Nissc…

    Amentum (Colorado Springs, CO)
    **Position Title:** **DevSecOps Network Engineer ** **Location: Colorado Springs, Colorado** **Relocation Assistance: None available at this time** ... forward operator sites around the world** **Description of Duties:** The **DevSecOps Network Engineer ** supports North American Aerospace Defense Command (NORAD)… more
    Amentum (10/07/25)
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  • Principal OR Senior Principal Field Service…

    Northrop Grumman (Keystone, CO)
    …Aeronautics Systems is looking to add a **Principal OR Senior Principal Field Service Engineer - Network and Communications** to join our team at **RAAF Base ... can be filled at either the Principal Field Service Engineer - Network and Communications level or...to obtain and maintain DoD 8140 approved IAT Level II (or higher) compliant certification. Examples include: Security more
    Northrop Grumman (09/17/25)
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  • Principal Engineer Network

    Northrop Grumman (Colorado Springs, CO)
    …Space Systems-Launch and Missile Defense Systems presents an excellent opportunity for a Principal Engineer Network - Network Engineer III (25-480) to ... We are seeking a highly skilled and motivated Principal Network Engineer to join our dedicated team,...a current active DoD 8140 certification at **IAT Level II or higher** (such as Security +, GSEC,… more
    Northrop Grumman (09/27/25)
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  • Principal Engineer Network - Lab…

    Northrop Grumman (Colorado Springs, CO)
    …Space Systems-Launch and Missile Defense Systems offers an excellent opportunity for a Principal Engineer Network - Lab Network Engineer (25-365) to ... system capabilities. The candidate will serve as the primary Network Engineer supporting the C2BMC Program. In...start + A DoD 8140 certification at **IAT Level II or higher** (such as Security +, GSEC,… more
    Northrop Grumman (08/27/25)
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  • Principal Engineer Systems - Network

    Northrop Grumman (Colorado Springs, CO)
    …Systems-Launch and Missile Defense Systems presents an excellent opportunity for a Principal Engineer Systems - Network Virtualization Engineer III (25-360) ... In this role, the candidate will serve as a Network Virtualization Engineer and Developer supporting ...clearance + A DoD 8140 certification at **IAT Level II or higher** (such as Security +, GSEC,… more
    Northrop Grumman (08/27/25)
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