- CACI International (Denver, CO)
- Senior System Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... Posting End: 9/19/2025 CACI is seeking **Systems Administrators** with Linux Infrastructure experience to manage and maintain mission-critical operational IT… more
- BAE Systems (Broomfield, CO)
- …BAE Systems Space and Mission Systems is seeking an experienced Linux System Administrator that will support the implementation, troubleshooting and maintenance ... of Red Hat Enterprise Linux IT Systems. You will be responsible for deploying...and installations, and security compliance including DISA STIG. + Administration of Red Hat Satellite: Experience with Bare-Metal and… more
- Rocket Software (Denver, CO)
- …people truly BELIEVE in what they're doing!** **Job Description Summary:** The Senior Customer Solutions Engineer is an Enterprise Content Management (Mobius ECM) ... At least 4 to 8 years of customer facing experience (database admin , technical support, etc.) working with Enterprise Content Management systems-Knowledge of Mobius… more
- EchoStar (Littleton, CO)
- …Helm). + Strong troubleshooting with Wireshark, tcpdump, Nokia NetAct, and solid Linux admin /scripting skills (Bash, Python, Ansible). + Experience with CI/CD ... pipelines for automated deployment and testing. **Preferred Qualifications:** + Working Knowledge of RAN architectures, particularly Samsung or Mavenir + Understanding of O-RAN (Open RAN) architectures, including O-CU, O-DU, and O-RU + Experience with network… more
- ManTech (Denver, CO)
- …Information and Event Management (SIEM) platforms, and/or Splunk + Knowledge of Linux systems administration , general operating system security practices, TCP/IP ... **ManTech** seeks a motivated, career and customer-oriented ** Senior Principal Cyber Security Engineer** to join our...Splunk Certification is required **Preferred Qualifications:** + Experience with Linux , Red Hat and CentOS + Experience with AWS… more
- Walmart (Denver, CO)
- …and security expertise + Advanced Terraform, Python, and Bash skills + Strong Linux administration and system hardening experience + Production experience with ... **Position Summary ** Join Walmart/VIZIO as a Senior Systems and Infrastructure Engineer and play a...with Docker/Kubernetes, focusing on security + Maintain and harden Linux environments; manage patching and baselines + Build automated… more
- SciTec (Aurora, CO)
- …will not be considered. SciTec has an immediate opportunity for a talented Senior Network Engineer to join our team in Aurora, CO. Successful applicants will ... (eg, CCNP, CCDP, Aruba professional) + Work background in network administration and architecture + Proficiency with network security principles, including… more
- RTX Corporation (Aurora, CO)
- …can be proud to have a hand in creating. SWCM department is hiring Senior **S** **oftware Configuration Management Engineer** to work onsite in **Aurora, CO** **.** ... Commercial-Off-The-Shelf (COTS) and tools. + Additionally, SWCM is responsible for administration and user access for Change and Configuration Management toolsets… more
- Deloitte (Denver, CO)
- Cyber Privileged Access Management CyberArk Senior Consultant Our Deloitte Cyber team understands the unique challenges and opportunities businesses face in ... Work you'll do As Privileged Access Management (PAM) CyberArk solutions Senior Consultant, you will: + Demonstrate advanced understanding of business processes,… more
- L3Harris (Colorado Springs, CO)
- …software specifications. Essential Functions: + 4-6 years of experience with Red Hat Linux Administration or Engineering, 2-4 years of experience with Windows ... domains in the interest of national security. Job Title: Senior Specialist, Cyber Infrastructure Systems Engineer Job Code: 26739...Administration or Engineering + Monitoring and updating software through… more