19 systems software intern jobs at 5 companies in Boulder, CO

1mo
Save
Mark Applied
Hide
Advisory Linux Systems Software Engineer
Boulder, Colorado, United States
$93k-$100k/yr HybridFull Time
Ricoh
RicohTokyo Stock Exchange: 7752: Provides digital workplace services, imaging equipment, and IT solutions.
5+ YOE5+ years developing low-level Linux systems software; strong C/C++; Python/Bash scripting; deep Linux internals, system bring-up, debugging, and hardware/software integration; bachelor's degree in CS/CE/EE or related.
Linux, C, C++, Python, Bash, GitLab, JIRA, Claude Code
1mo
Save
Mark Applied
Hide
Senior Software Engineer II, Internal Systems
Broomfield, Colorado, United States
$180k-$210k/yr OnsiteFull Time
Biofire
Biofire: Manufacturing biometrically-secured smart guns for home defense.
Own internal systems architecture end-to-end; integrate business and operations systems; design end-to-end workflows; strong technical writing and cross-functional collaboration.
1mo
Save
Mark Applied
Hide
Expert CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
20+ YOERequires TS/SCI w/ polygraph, 20+ years technical experience (BS +20 or HS +24), expertise in Python and C/C++, low-level system internals, TCP/IP, debugging, and developing CNO capabilities.
Python, C/C++, assembly, JIRA, Confluence, Crucible, TCP/IP
1mo
Save
Mark Applied
Hide
Expert CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
20+ YOERequires 20+ years technical experience with BS (or 24+ years with HS), active TS/SCI w/ polygraph, Python or C/C++ experience, low-level system internals, TCP/IP/socket programming, debugging, and development of CNO capabilities.
Python, C, C++, assembly, JIRA, Confluence, Crucible, TCP/IP, Windows, Unix
1mo
Save
Mark Applied
Hide
Expert CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
20+ YOETS/SCI w/ Poly required; 20+ years technical experience (or HS + 24 yrs); expertise in Python or C/C++, low-level system internals, TCP/IP, socket programming, CNO capability development, debugging, and technical leadership.
Python, C, C++, Assembly, JIRA, Confluence, Crucible, TCP/IP
2w
Save
Mark Applied
Hide
Senior CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
14+ YOEActive TS/SCI w/ Polygraph required. BS in technical discipline +14 yrs (or HS +18 yrs). Experience with Python or C/C++, low-level system internals, socket/TCP/IP programming, troubleshooting, and developing CNO capabilities.
Python, C, C++, Assembly, Windows, Unix, JIRA, Confluence, Crucible
1mo
Save
Mark Applied
Hide
Expert CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
20+ YOERequires 20+ years technical experience (BS) or 24+ years (HS); expertise in Python or C/C++, low-level system internals, TCP/IP/socket programming, debugging, and developing CNO capabilities; active TS/SCI w/ polygraph clearance.
Python, C, C++, Assembly, TCP/IP, JIRA, Confluence, Crucible
1mo
Save
Mark Applied
Hide
Expert CNO Software Engineer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
20+ YOETS/SCI w/ Poly clearance required. BS+20 years or HS+24 years technical experience. Proficiency in Python or C/C++, low-level system internals, TCP/IP and socket programming, debugging, CNO capability development, and technical leadership.
Python, C, C++, Assembly, TCP/IP, JIRA, Confluence, Crucible
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
Senior CNO Developer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
6+ YOETS/SCI w/Poly required. BS+8yrs or MS+6yrs (or HS+12yrs). Experience developing CNO capabilities, Python and C/C++ programming, low-level system internals, TCP/IP and socket programming; troubleshooting and debugging.
Python, C/C++, Assembly, TCP/IP, JIRA, Confluence, Crucible
1mo
Save
Mark Applied
Hide
Senior CNO Developer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
6+ YOERequires 6+ years technical experience (MS+6yrs or BS+8yrs or HS+12yrs), proficiency in Python and C/C++, low-level system internals, TCP/IP/socket programming, debugging/troubleshooting, and active TS/SCI w/Poly clearance.
Python, C, C++, TCP/IP, JIRA, Confluence, Crucible, Assembly
5d
Save
Mark Applied
Hide
Senior, Compliance & Internal Auditor
Denver, Colorado, United States
$75k-$90k/yr OnsiteFull Time
Spectrum Retirement Communities
Spectrum Retirement Communities: Operates senior living, assisted living, and memory care communities.
5+ YOEBachelor's in accounting/finance required, 5+ years in internal audit/compliance/public accounting, CIA or CPA preferred, experience with system implementations, IT audit, Yardi Voyager, and auditing software.
Yardi Voyager, auditing software
1mo
Save
Mark Applied
Hide
Senior CNO Developer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
6+ YOEMS+6 or BS+8 (or HS+12) years technical experience; proficiency in Python, C/C++; low-level system internals, TCP/IP and socket programming; troubleshooting/debugging; experience developing and leading CNO capabilities; active TS/SCI w/ Poly required.
Python, C, C++, Assembly, TCP/IP, Windows, Unix, JIRA, Confluence, Crucible
1mo
Save
Mark Applied
Hide
Senior CNO Developer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
6+ YOETS/SCI w/Poly required; BS+8 yrs or MS+6 yrs or HS+12 yrs technical experience. Must have Python and C/C++ experience, low-level system internals, TCP/IP/socket programming, debugging, and CNO development/leadership.
Python, C, C++, Assembly, JIRA, Confluence, Crucible
1mo
Save
Mark Applied
Hide
Senior CNO Developer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
6+ YOEBS+8 yrs or MS+6 yrs (or HS+12 yrs) in technical discipline; experience developing CNO capabilities; Python and C/C++; low-level system internals, TCP/IP and socket programming; troubleshooting/debugging; active TS/SCI w/ Poly required.
Python, C, C++, Assembly, TCP/IP, Windows, Unix, JIRA, Confluence, Crucible
1mo
Save
Mark Applied
Hide
Senior CNO Developer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
6+ YOERequires 6+ years technical experience (MS+6, BS+8, or HS+12). Must have Python and C/C++ experience, troubleshooting and low-level system internals knowledge, TCP/IP/socket programming, CNO capability development and leadership, and an active TS/SCI with polygraph.
Python, C/C++, Assembly, JIRA, Confluence, Crucible, TCP/IP
1mo
Save
Mark Applied
Hide
Senior CNO Developer
Hanover or Aurora
$142k-$236k/yr OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
6+ YOEMust hold active TS/SCI w/ Poly clearance; 6+ years technical experience (MS+6 or BS+8 or HS+12); proficiency in Python and C/C++; experience with low-level system internals, TCP/IP/socket programming, debugging, and CNO capability development.
Python, C, C++, Assembly, JIRA, Confluence, Crucible, TCP/IP
1w
Save
Mark Applied
Hide
Airport Security Badging Service Agent - Denver International Airport
Denver, Colorado, United States
$24-$31/hr OnsiteFull Time
City and County of Denver
City and County of Denver: Provides municipal services and infrastructure for the Denver community.
3+ YOEHigh school diploma/GED, 3 years administrative/customer-service or security-related experience, valid driver\u0002s license, FBI background check, strong communication, attention to detail, and ability to use multiple software systems.
TEAMS, Word, Outlook, Excel, Identity Management System (IDMS)