78 security systems engineer jobs at 28 companies in Windsor, CO
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Systems Engineer, Battlespace
Broomfield, Colorado, United States
$113k-$149k/yr OnsiteFull Time
2+ YOE2+ years hardware and software systems engineering; MBSE; Python; MBSE tools; security clearance; travel up to 25%.
JAMA, Cameo, MATLAB, Simulink, AFSIM, Python
1mo
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Principal Systems Engineer – RF Systems
Westminster, Colorado, United States
$118k-$201k/yr OnsiteFull Time
6+ YOEBS in engineering plus 6+ years experience (MS/PhD may substitute), systems engineering experience across lifecycle, RF/radar/communications/DSP/SDR/FPGA experience, requirements and integration experience, ability to obtain DoW security clearance.
MATLAB, Python, C/C++, Simulink, Jama, DOORS, FPGA
4w
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Senior Systems Engineer
Cheyenne or Gilbert
$96k-$138k/yr OnsiteFull Time
5+ YOEBachelor's degree in a technical discipline,5+ years systems engineering experience,proficiency with infrastructure-as-code,datacenter networking,DFS administration,security tooling,Python/Go/Java,and participation in 24/7 on-call duties.
Python, GoLang, Java, SALT, Chef, Puppet, Ansible, Windows, Active Directory, DNS, WSUS, IPS/IDS, XDR, network scanners
3mo
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Information Systems Security Engineer
Phoenix or Denver or Las Vegas
$104k-$154k/yr OnsiteFull Time
8+ YOEISSE with CISSP/CCSP/GSEC, Associate's degree, 8+ years IT security experience; willing to travel; located in Phoenix, Denver, or Las Vegas.
Cloud Services, Artificial Intelligence, Network protections, Data classification and protection, Endpoint protection, Vulnerability scanning, Identity and Access Management, Security frameworks, Encryption Management
3w
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Principal Systems Engineer
Centennial or Louisville
$174k-$239k/yr OnsiteFull Time
15+ YOEBachelor's in related field, typically 15+ years' systems engineering experience, active Secret U.S. security clearance, expertise in requirements, architecture, integration, V&V, and mentoring.
DOORS, CAMEO EA, Rhapsody, Matlab, SysML, Open Mission Systems (OMS), Universal Command and Control Interface (UCI), CCSDS, DTN, TSPI
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Systems Engineer I
Denver, Colorado, United States
$70k-$83k/yr OnsiteFull Time
1+ YOETechnical 2-year degree or higher, 1+ years low-voltage/security systems design experience, certifications in access control/video/intrusion platforms, NEC knowledge, Microsoft Office proficiency, ability to pass pre-employment screening.
Microsoft Office, SQL, VPN, VMS, CAD
1mo
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Senior Information Systems Security Engineer
Boulder, Colorado, United States
$112k-$196k/yr OnsiteFull Time
5+ YOEActive Top Secret clearance,5+ years relevant experience,Bachelor's or equivalent experience,Security+ required,RMF/ATO experience,Windows and Red Hat administration,security toolset operation,and vulnerability scanning.
Windows, Red Hat Enterprise Linux, Symantec, Logrhythm, Chef, Puppet, Ansible, Docker, Kubernetes, Nessus, OpenVAS, SCC
3mo
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Payload Systems Engineer
Longmont, Colorado, United States
$120k-$160k/yr OnsiteFull Time
5+ YOEFive+ years in a related role; BS in Electrical Engineering; ability to obtain security clearance; US citizenship or permanent residency for ITAR; drug and background checks.
1w
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Engineer II - Information System Security
Broomfield or Boulder
$79k-$135k/yr OnsiteFull Time
2+ YOEBachelor's degree in engineering or related technical field plus 2+ years' experience, active TS/SCI CI Polygraph clearance, DoD security certification, and knowledge of NIST, DISA STIGs, CIS benchmarks, Splunk, and Tenable.
NIST Risk Management Framework, NIST Standards, DISA STIGs, CIS benchmarks, Splunk, Tenable SC/ACAS, HBSS, DevSecOps, AWS, MITRE ATT&CK Framework
3mo
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Model Based Systems Engineer
Boulder or Lafayette
$140k-$180k/yr OnsiteFull Time
5+ YOEActive DoD security clearance (Secret minimum; TS/SCI preferred); 5+ years in systems engineering with MBSE; Proficiency in MBSE tools (Cameo); requirements derivation/traceability; DoD process knowledge; Bachelor's in Engineering or Computer Science.
MBSE tools, Cameo
2mo
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Propulsion Systems Engineer II
Berthoud, Colorado, United States
$92k-$115k/yr OnsiteFull Time
3+ YOEBachelor's in aerospace/mechanical or related, 3+ years propulsion systems experience, CAD proficiency, GD&T (ASME Y14.5), hands-on fluid/mechanical/electrical systems experience, and ability to obtain a U.S. security clearance.
Siemens NX, Windchill PLM, Ansys, CNC
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Staff Engineer, Ground Systems
Arvada, Colorado, United States
OnsiteFull Time
8+ YOE8+ years building or operating aerospace/satellite/mission-critical software, strong systems and software breadth, experience with satellite ground systems/mission operations, effective cross-team communication, and active U.S. security clearance.
1mo
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Sr. Systems Engineer, Test Equipment
Buffalo or Arvada or East Aurora
$120k-$150k/yr OnsiteFull Time
5+ YOEB.S. in Engineering, 5+ years relevant experience, ability to obtain U.S. security clearance, experience with MATLAB/Simulink; DOORS and Cameo a plus; strong communication and analytical skills.
MATLAB/Simulink, DOORS, Cameo
1w
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Senior Engineer II - Information Security Systems
Boulder, Colorado, United States
$70k-$205k/yr OnsiteFull Time
7+ YOETop Secret/SCI clearance with CI Poly, U.S. citizenship, bachelor's degree or equivalent, and 7+ years of cybersecurity engineering experience. Requires NIST RMF expertise and Linux, Windows, Cisco, storage, and compliance tool experience.
Linux, Windows, Cisco, Tenable, ACAS, Splunk, ELK, HBSS, ESS, NIST Risk Management Framework (RMF), NIST SP 800-53, ICD 503, CNSSI 1253, DISA STIGs, CIS Benchmarks, SIEM, VLANs, ACLs
2mo
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Systems Infrastructure & Network Security Operations Engineer
Spring or Fort Collins
$93k-$144k/yr OnsiteFull Time
6+ YOE6+ years networking and systems experience with zero-trust design, IaC and automation (Ansible, Terraform, Python), CI/CD for network assets, vulnerability management, cloud networking, and architecture governance; technical degree or equivalent experience.
Ansible, Python, Terraform, Git, Jenkins, GitLab CI, Nessus, Qualys, VMware vSphere, Proxmox, Linux, Windows, F5, InfoBlox, AWS VPC, Azure VNets, TOGAF, ArchiMate, OSPF, BGP, MPLS, VXLAN
1mo
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Presales Systems Engineer - SASE
Durham or Denver or Fort Collins
$121k-$284k/yr RemoteFull Time
4+ YOE4+ years in presales, sales engineering, or solution architecture; hands-on SASE/SSE/Zero Trust experience; strong networking and security technology knowledge; excellent communication and demo skills.
HPE Aruba Networking SASE, EdgeConnect, SD-WAN, Aruba Networking SSE, Aruba Central, ClearPass, SRX, ZTNA, SWG, CASB, DEM, AWS, Azure, Google Cloud
2w
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Engineer I – Information System Security
Broomfield, Colorado, United States
OnsiteFull Time
Bachelor's in engineering or related field, CompTIA Security+ CE, knowledge of NIST standards, MBSE and CAMEO familiarity, SysML/UML experience, willing/eligible to obtain Top Secret clearance, U.S. person required.
CAMEO, SysML, UML, AWS
1mo
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Enterprise Information Systems Engineer
Fort Lupton, Colorado, United States
$99k-$149k/yr OnsiteFull Time
2+ YOE2+ years in systems integration or MES/ERP administration; hands-on NetSuite experience preferred; SQL and API integration proficiency; basic C# scripting; strong communication and information security knowledge.
Manufacturo (MFO), NetSuite, Mangrove, C#, SQL, Google Sheets, Ignition SCADA, Claude AI Coding Assistant, GitHub, Google Cloud Platform, Bartender
1mo
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Presales Systems Engineer - SASE
Durham or Denver or Fort Collins
$121k-$284k/yr RemoteFull Time
4+ YOE4+ years in technical presales, sales engineering, or solution architecture in networking/security/cloud; hands-on SASE/SSE/Zero Trust/SD‑WAN experience; firewall and networking fundamentals; public cloud familiarity; strong communication and demo skills.
HPE Aruba Networking, EdgeConnect, Aruba Central, ClearPass, SRX, AWS, Azure, Google Cloud, SD‑WAN, ZTNA, SWG, CASB, DEM
1mo
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Presales Systems Engineer - SASE
Durham or Denver or Fort Collins
$121k-$284k/yr RemoteFull Time
4+ YOE4+ years in technical presales/sales engineering or solution architecture; hands-on SASE/SSE/Zero Trust/SD-WAN experience; strong networking and security knowledge; public cloud familiarity; comfortable delivering demos, workshops, and POCs; regional travel required.
HPE Aruba Networking, EdgeConnect, Aruba Central, ClearPass, SRX, AWS, Azure, Google Cloud