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84 network software engineer jobs at 42 companies in Castle Rock, CO

1mo
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Network Reliability Engineer
Austin or Atlanta or Denver or Seattle or Washington
HybridFull Time
Cloudflare
CloudflareNYSE: NET: Provides security and performance services for internet properties.
3+ YOE3+ years network/site reliability engineering experience; BA/BS in CS or equivalent; experience with Saltstack, Ansible, Chef, NX-OS/JUNOS/EOS/Cumulus/Sonic; Linux administration; iproute2, Traffic Control, Devlink; software development in Go and Python; AI/LLM tooling experience.
Saltstack, Ansible, Chef, NX-OS, JUNOS, EOS, Cumulus, Sonic, LLM, iproute2, Traffic Control, Devlink, Go, Python, AirFlow, Temporal, FRR, Bird, GoBGP, C, C++, rust, Linux, Linux kernel, Prometheus, Grafana, Thanos, Clickhouse, Kubernetes, Docker, Consul
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1mo
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Advanced Network Design Engineer
Colorado Springs, Colorado, United States
$106k-$117k/yr RemoteFull Time
General Dynamics Mission Systems
General Dynamics Mission SystemsNYSE: GD: Designs and manufactures defense and mission-critical technology solutions.
3+ YOEBachelor's in Engineering (plus 5 years) or Master's (plus 3 years); Department of Defense Secret clearance and U.S. citizenship required; experienced in network design, hardware/software selection, and troubleshooting.
Artificial Intelligence, Blockchain, AR/VR, Cloud Native, Quantum Physics, routers, multiplexers, hubs, bridges, gateways
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2w
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Software Engineer
Boulder, Colorado, United States
$120k-$155k/yr OnsiteFull Time
Major League Baseball
Major League Baseball: Professional sports league governing North American baseball teams and media.
3+ YOE3+ years professional software engineering experience; strong iOS development with Swift, UIKit/SwiftUI; mobile architecture, networking, state management, and collaboration in cross-functional teams.
iOS, Swift, UIKit, SwiftUI, tvOS, Apple TV, Android, Android TV, Fire TV
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Senior Software Engineer - Data Path
Louisville or Houston
OnsiteFull Time
Pivot3
Pivot3: Provides hyperconverged infrastructure for video surveillance and data workloads.
4+ YOE4-8 years software engineering experience; strong C/C++; knowledge of storage protocols; CI tools; VMware; Agile; Linux networking.
C/C++, Jenkins, VMware, Linux, IP networking
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2w
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Software Developer
Colorado Springs, Colorado, United States
$100k-$110k/yr OnsiteFull Time
IPT Associates
IPT Associates: Provides IT and professional services to federal government agencies.
10+ YOEBachelor's degree in CS/IS/Engineering,10 years experience, IAT-II, active security clearance required; experience designing and developing OS-level, embedded, compiler, or networking software.
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3w
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Software Engineer
Aurora, Colorado, United States
$81k-$142k/yr OnsiteFull Time
General Atomics Aeronautical Systems
General Atomics Aeronautical Systems: Designs and manufactures unmanned aircraft and radar systems.
2+ YOEBachelor's in CS or related (or equiv experience), minimum 2 years software development, Java, AWS, Docker, Kubernetes, helm/helmfile, Linux, strong math and networking knowledge, ability to obtain/hold Top Secret/SCI with CI Poly.
Java, AWS, Docker, Kubernetes, helm, helmfile, Linux
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Senior Software Engineer, Platform
Irvine or Newport Beach or Denver or San Francisco or Seattle
$185k-$200k/yr HybridFull Time
Compa
Compa: AI-powered compensation intelligence platform for enterprise teams.
5+ YOE5+ years backend software engineering experience; hands-on AWS, Python, Django, and Postgres; strong DevOps/SRE fundamentals (CI/CD, observability, incident response); networking and distributed systems knowledge.
AWS, Python, Django, Postgres, Kubernetes, CI/CD, Infrastructure as Code (IaC), ML Ops
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3w
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Cleared Software Engineer
Aurora, Colorado, United States
$98k-$171k/yr OnsiteFull Time
General Atomics Aeronautical Systems
General Atomics Aeronautical Systems: Designs and manufactures unmanned aircraft and radar systems.
2+ YOEActive US citizenship, 2+ years software development experience (4+ with bachelors), strong Java, AWS, Docker/Kubernetes, Linux skills, mathematics and networking foundation, and ability to work in secure environments.
Java, AWS, Docker, Kubernetes, helm, helmfile, Linux
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4w
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Software Engineer
Littleton, Colorado, United States
$77k-$135k/yr HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Requires DoD Secret clearance, experience with C++/C#/Java, Linux/SELinux, network programming (TCP/UDP), unit testing, CI/CD (Jenkins), and strong problem-solving in an agile environment.
RedHat Linux, SELinux, Java, C++, C#, Python, Bash, Perl, XML, Jenkins, Atlassian Suite, CPPUnit, JUnit, JMockit, Eggplant, Fortify, SonarQube, Git, Bitbucket
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3w
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Senior Software Systems Engineer
Boston or Los Angeles or Colorado Springs
$156k-$244k/yr RemoteFull Time
Revolution Space
Revolution Space: Building advanced in-space propulsion systems for satellites.
10+ YOEBachelor's in CS/Engineering,10+ years systems engineering experience, proficiency in programming and OS, knowledge of networking,V&V and requirements management,ability to obtain U.S. government clearance.
Python, C++, Java, JavaScript, Linux, Windows Server, TCP/IP, DNS, MS Excel, DOORS, Large Language Models, AWS, Azure, GCP, Ansible, Docker, Kubernetes, MBSE, SysML
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2mo
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Applied Network Solutions Inc. - Sr. Software Engineer (ServiceNow)
Colorado Springs, Colorado, United States
$100k-$200k/yr OnsiteFull Time
Applied Network Solutions: Providing cybersecurity and network engineering services for government agencies.
5+ YOETS/SCI+poly clearance required; IAT Level 2; 5+ years ServiceNow experience; ServiceNow System Administrator and additional advanced ServiceNow cert; expertise with ServiceNow integrations, automation (Ansible, Python, Terraform, PowerShell), databases, and cross-platform environments.
ServiceNow, RHEL, Windows, MariaDB, Ansible, Python, Terraform, PowerShell, JavaScript, Java, Perl, Cisco NSO, Cisco, Juniper, Agile, Scrum, SDLC, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook
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1w
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Senior Embedded Software Engineer
Aurora, Colorado, United States
OnsiteFull Time
Technology Service Corporation
Technology Service Corporation: Develops advanced sensor systems and engineering solutions for defense.
10+ YOEBS in CS/CE or related,10+ years embedded software experience,expertise in C/C++,Linux,networking,Git,CI/CD;ability to obtain DoD Secret and U.S. citizenship required.
C/C++, Linux, Linux kernel, Git, Python, Bash, CI/CD
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2mo
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Staff Cyber Software Engineer
Annapolis Junction or San Antonio or Aurora or Carey
$186k-$292k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
12+ YOEBachelor's degree in computer science/IS or network engineering; 12+ years experience (or 10 for Masters, 8 for PhD); program in C/C++, Java, Python; experience with CNO tools and networking; ability to design and develop end-to-end data flows.
C, C++, Java, Perl, Python, Visual Studio, NET, Windows, UNIX, Makefiles
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5d
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Flight Software Engineer
Boulder, Colorado, United States
$130k-$280k/yr OnsiteFull Time
Impulse Space
Impulse Space: Developing in-space transportation services and orbital transfer vehicles.
2+ YOEBachelor's degree required; 2+ years writing C++ for embedded systems; experience with RTOS or Embedded Linux; knowledge of computer architecture, OS, data structures, networking; version control and test practices.
C++, RTOS, Embedded Linux, NASA cFS, ROS2
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2mo
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Principal Software Engineer - Media Ads Service
Nashville or Austin or Broomfield or United States
$100k-$223k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
8+ YOE8+ years in distributed systems or video streaming; experience with advertising systems; strong Java/Go/C++; networking; high-scale, low-latency systems; BS or MS in CS or related field.
Java, Go, C++, Networking protocols, Distributed systems, Video streaming
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2mo
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Embedded Software Engineer III - New Glenn Avionics
Seattle or Huntsville or Denver
$165k-$231k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOEBS in CS/CE/EE or related; 5+ years C/C++ and Python; 2+ years embedded software; OS and networking knowledge
C, C++, Python, Real-Time Operating Systems
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1mo
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Flight Software Engineer (Communications)
Golden, Colorado, United States
$95k-$170k/yr OnsiteFull Time
Rendezvous Robotics
Rendezvous Robotics: Develops self-assembling modular tiles for in-space infrastructure.
5+ YOEDegree in CS/CE/EE or equivalent, strong modern C++ and Python, networking fundamentals, experience with messaging/pub-sub and schemas; senior level applicants: 5+ years relevant experience.
C++, Python, Wireshark, DDS, Fast-DDS, RTI Connext, CycloneDDS, NTP, PTP, Linux
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5d
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Sr. Realtime Software Engineer
Boulder, Colorado, United States
$165k-$218k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
5+ YOE5+ years C++ development, low-latency high-throughput Linux experience, firmware debugging, networking/security fundamentals, eligibility for U.S. security clearance, strong communication and documentation skills.
C++, CUDA, GIT, JIRA, CI/CD, Nix, NixOS, Linux, C, Rust, Python
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Senior CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
14+ YOE14+ years technical experience with BS (or 18+ years with HS), experience in Python or C/C++, low-level systems and networking (TCP/IP), debugging, and development of CNO capabilities; active TS/SCI w/ Polygraph required.
Python, C/C++, Windows, Unix, TCP/IP, Assembly, JIRA, Confluence, Crucible
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3w
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Senior Manager Network Engineering, Automation & AI Innovation
Denver, Colorado, United States
$139k-$185k/yr HybridFull Time
Lumen Technologies
Lumen TechnologiesNYSE: LUMN: Providing global enterprise telecommunications and network connectivity services.
10+ YOEBachelors degree and 10+ years in network, software, or platform engineering; expertise in network automation, AI/ML applications, CI/CD, Kubernetes, API-driven architectures, and leading engineering teams.
Kubernetes, CI/CD, AI/ML, LLM
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