9 network engineer intern jobs at 5 companies in Denver, CO

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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CNO Developer
Hanover or Aurora
$115k-$190k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
2+ YOEBS+4, MS+2, or HS+8 years technical experience; experience with Python or C/C++; troubleshooting and debugging skills; TS/SCI with polygraph required; experience with networking, low-level internals, and reverse engineering preferred.
Python, C, C++, TCP/IP, JIRA, Confluence, Crucible
1mo
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CNO Developer
Hanover or Aurora
$115k-$190k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
2+ YOEBS+4yrs or MS+2yrs or HS+8yrs; experience with Python or C/C++; troubleshooting and debugging; networking, low-level system internals, reverse engineering and Atlassian tools preferred; active TS/SCI w/Poly required.
Python, C, C++, TCP/IP, JIRA, Confluence, Crucible, Assembly
3w
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Associate CNO Developer
Hanover or Aurora
$77k-$128k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
4+ YOEBS in technical discipline or HS + 4 years technical experience; experience in Python or C/C++; troubleshooting and debugging; TS/SCI with polygraph required; networking, low-level internals, and reverse engineering preferred.
Python, C, C++, JIRA, Confluence, Crucible
22h
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Software Engineering Intern (Spring 2027)
Golden, Colorado, United States
OnsiteFull Time
Rendezvous Robotics
Rendezvous Robotics: Develops self-assembling modular tiles for in-space infrastructure.
Currently pursuing CS/CE or related degree; comfortable with C, C++, and Python; understanding of networking and distributed systems; experience with embedded Linux or bare-metal firmware.
C, C++, Python, embedded Linux
1d
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Software Engineering Intern (Fall 2026)
Golden, Colorado, United States
OnsiteFull Time
Rendezvous Robotics
Rendezvous Robotics: Develops self-assembling modular tiles for in-space infrastructure.
Pursuing degree in CS/CE or related; comfortable in C/C++ and Python; understanding of networking/distributed systems; experience with embedded Linux or bare-metal firmware; ITAR-eligible.
C, C++, Python, Embedded Linux
1mo
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CNO Developer
Hanover or Aurora
$115k-$190k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
2+ YOEBS+4, MS+2, or HS+8 years technical experience; experience with Python or C/C++; troubleshooting and debugging; knowledge of networking and low-level system internals; active TS/SCI with polygraph required.
Python, C/C++, TCP/IP, JIRA, Confluence, Crucible
2w
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Technical Solutions Manager
Superior, Colorado, United States
$100k-$130k/yr OnsiteFull Time
Magswitch
Magswitch: Manufacturer of advanced switchable magnetic lifting and automation technologies.
5+ YOEB.S. in engineering required, 5+ years in engineered-to-order equipment or heavy lifting systems, ability to review CAD and FEA, willingness to obtain PE or manage licensed PE network, occasional international travel (up to 10%).
CAD, FEA
1mo
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Cyber Researcher, Attack Emulation (Senior / Principal)
Denver or Golden or Colorado or Israel
$180k-$220k/yr RemoteFull Time
Pentera
Pentera: Automated security validation and penetration testing platform
5+ YOE5+ years in security research or penetration testing, strong Windows internals and networking, 3+ years Python development, experience with Metasploit/Impacket/Nmap/Burp, reverse engineering (IDA/Ghidra/WinDbg/Radare2), cloud (AWS/Azure), and applied AI/ML concepts.
Python, Metasploit, Impacket, Nmap, Burp, IDA, Ghidra, WinDbg, Radare2, AWS, Azure, Windows, Linux
2mo
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Director of Internal Audit, Technology
Denver, Colorado, United States
$149k-$182k/yr OnsiteFull Time
Zayo Group
Zayo Group: Provides high-capacity fiber networks and communications infrastructure.
10+ YOE10+ years IT/cybersecurity audit/risk/assurance; leadership experience; bachelor’s in Computer Engineering, Information Systems, or Computer Science.
Cloud platforms, IAM, Network security, Data protection, Audit methodology, Analytics, Automation