Senior IT Security Architect Jobs in Denver, CO

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Sr Electrical Engineer - Electrical Wiring and Interconnection Systems (EWIS)

Sierra Nevada Corporation

•

Remote or Lone Tree, Colorado, USA

Full-time

The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS t
Posted 30 days ago | Updated 6 hours ago

Big Data Architect

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Big Data Architect LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a skilled and innovative Big Data Architect to join our team and lead the design and implementation of robust, scalable data architectures that support complex data processing and analysis. In this role, you will work closely with cross-functional teams to develop data strategies, ensure seamless data flow, and optimize data storage a
Posted 60+ days ago | Updated 6 hours ago

Director, Digital Technology Program Services, Air & Space Defense Systems (ASDS), ONSITE

RTX Corporation

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Aurora, Colorado, USA

Full-time

Date Posted: 2025-07-10 Country: United States of America Location: CO109: 16510 E Hughes Drive, Aurora 16510East Hughes Drive Building S79, Aurora, CO, 80011 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: The ability to obtain and maintain a U.S. government issued security clearance is required.Security Clearance: DoD Clearance: Secret Director, Digital Technology, Air & Space Defense Systems (ASDS) (M7) (Director Business & Program Management)
Posted 8 days ago | Updated 6 hours ago

Cloud Automation Engineer

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Cloud Automation Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly skilled and motivated Cloud Automation Engineer to join our dynamic team. In this role, you will play a critical part in designing, implementing, and optimizing automated solutions that enhance cloud infrastructure efficiency, scalability, and reliability. You will collaborate with cross-functional teams to streamline work
Posted 60+ days ago | Updated 6 hours ago

SIGINT Flight Engineer

SAIC

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Aurora, Colorado, USA

Full-time

Job ID: 2500925 Location: AURORA, CO, US Date Posted: 2025-01-22 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI with Poly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description Description: SAIC has an opportunity for a SIGINT Flight Engineer to join an elite team in Aurora, CO providing Systems Engineering and Technical Advisory (SETA)
Posted 60+ days ago | Updated 4 hours ago

Network Engineer - Placement

Apex Systems

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Denver, Colorado, USA

Full-time

Job#: 2070099 Job Description: For immediate response, please send to : WORD resume, desired hourly/salary rate, and best time to speak! Position: Network Engineer Location: Denver, CO (Downtown) - ONSITE, 1 Day Remote Duration: 6 Month Contract to Hire (1.5 Years Left on the Contract) MUST HAVE: Authorized to work in the US & ability to obtain a DHS PT (Heavy Financial/Criminal Check)8yrs & BS OR 12yrs & AS OR 14yrs & no degree AND CCNA or CCNP (please send copy)Experience with Cisco device
Easy Apply
Posted 60+ days ago | Updated 6 hours ago

Senior S/w Configuration Management Engineer [TS/SCI Poly], Onsite

Raytheon

•

Aurora, Colorado, USA

Full-time

Job DescriptionDate Posted: 2025-07-23Country: United States of AmericaLocation: CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, Aurora, CO, 80011 USAPosition Role Type: OnsiteU.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance: TS/SCI with Polygr
Posted 2 days ago | Updated 4 hours ago

IAM Associate - Cyber Sec Admin

Northern Trust

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Remote or Chicago, Illinois, USA

Full-time

About Northern Trust: Northern Trust, a Fortune 500 company, is a globally recognized, award-winning financial institution that has been in continuous operation since 1889. Northern Trust is proud to provide innovative financial services and guidance to the world's most successful individuals, families, and institutions by remaining true to our enduring principles of service, expertise, and integrity. With more than 130 years of financial experience and over 22,000 partners, we serve the world'
Posted 50 days ago | Updated 6 hours ago

Senior. Platform Developer Onsite

Raytheon

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Aurora, Colorado, USA

Full-time

Job DescriptionDate Posted: 2025-07-22Country: United States of AmericaLocation: CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, Aurora, CO, 80011 USAPosition Role Type: OnsiteU.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance: TS/SCI with Polygr
Posted 2 days ago | Updated 4 hours ago

Scrum Master

V.L.S. Systems, Inc

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Denver, Colorado, USA

Contract

Role: Scrum Master Location: Denver, CO - HYBRID WORK Duration: 6 Months Interview: MS-Teams//Webex/Video HYBRID WORK - 2 days in the office, 3 days working remote. Candidate Must Be Local. (Please note: These working arrangements are subject to change) Description: Business Innovation, Technology, and Security (BITS) is responsible for managing the Department s information technology (IT) providers, including relations with the Governor s Office of Information Technology (OIT). The division ser
Easy Apply
Posted 10 days ago

Senior S/w Configuration Management Engineer [Secret Cleared], Onsite

RTX Corporation

•

Aurora, Colorado, USA

Full-time

Date Posted: 2025-07-09 Country: United States of America Location: CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, Aurora, CO, 80011 USA Position Role Type: Onsite U.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date.Security Clearance: TS/SCI with Polygraph At Raytheon, fresh thinking and possibilities are forged in times of change and you will be on the
Posted 4 days ago | Updated 6 hours ago

Global Sec Assurance Consult

AFLAC

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Remote

Full-time

Salary Range: $108,000 - $135,000 Job Posting End Date: 8/1/25 We've Got You Under Our Wing We are the duck. We develop and empower our people, cultivate relationships, give back to our community, and celebrate every success along the way. We do it all The Aflac Way . Aflac, a Fortune 500 company, is an industry leader in voluntary insurance products that pay cash directly to policyholders and one of America's best-known brands. Aflac has been recognized as Fortune's 50 Best Workplaces for Div
Posted 9 days ago | Updated 3 hours ago

Sr. O&M Network Engineer

Leidos

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Aurora, Colorado, USA

Full-time

The Digital Modernization Sector at Leidos is seeking a Sr. O&M Network Engineer to support the customer's various wide area networks (WANs) and local area networks (LANs). This position will provide routing and boundary protection to an enterprise level infrastructure across multiple classifications and act as subject matter experts in routing and boundary technologies across multiple vendors. The job duties of Tier O&M Network Engineer are as follows: Tier O&M of Juniper and Cisco routers
Posted 60+ days ago | Updated 6 hours ago

Cloud DevOps Engineer

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Cloud DevOps Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a skilled and proactive Cloud DevOps Engineer to join our team and play a key role in optimizing and automating our cloud infrastructure. In this role, you will design, implement, and maintain scalable and reliable cloud solutions while driving continuous integration and delivery processes. You will collaborate with cross-functional te
Posted 60+ days ago | Updated 6 hours ago

Oracle Database Administrator (DBA)

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Oracle Database Administrator (DBA) LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dedicated and detail-oriented **Oracle Database Administrator (DBA)** to join our team and ensure the stability, security, and efficiency of our database systems. In this role, you will be responsible for managing and maintaining Oracle databases, optimizing performance, and implementing strategies to ensure data integr
Posted 60+ days ago | Updated 6 hours ago

Cloud Analytic Software Engineer

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Cloud Analytic Software Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a highly skilled Cloud Analytic Software Engineer to join our team and contribute to the design, development, and optimization of cloud-based analytic solutions. In this role, you will leverage cloud technologies to build scalable and efficient systems that process and analyze large datasets, providing valuable insights
Posted 60+ days ago | Updated 6 hours ago

Linux System Administrator

Cymertek Corporation

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Aurora, Colorado, USA

Full-time

Linux System Administrator LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a dedicated and skilled Linux Systems Administrator to join our team and play a vital role in managing and maintaining our Linux-based infrastructure. In this position, you will be responsible for deploying, configuring, monitoring, and troubleshooting Linux servers to ensure optimal performance, reliability, and security. You
Posted 60+ days ago | Updated 6 hours ago

Network Administrator

Cymertek Corporation

•

Aurora, Colorado, USA

Full-time

Network Administrator LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are looking for a skilled and proactive Network Administrator to manage and support our organization's network infrastructure. In this role, you will ensure the reliability, security, and performance of our systems by maintaining hardware, troubleshooting network issues, and optimizing connectivity. Collaborating with a dynamic team, you will play
Posted 60+ days ago | Updated 6 hours ago

Field Service Technician

SAIC

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Remote

Full-time

Job ID: 2507584 Location: REMOTE WORK, TX, US Date Posted: 2025-07-15 Category: Engineering and Sciences Subcategory: Field Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 25 % of the Time Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description SAIC is looking for an experienced, energetic, and motivated Field Service Technician to join our Land Border Integration team in Laredo/McAllen, TX area. As a Fi
Posted 11 days ago | Updated 4 hours ago

Principal S/w Configuration Management Engineer [TS/SCI Poly], Onsite

Raytheon

•

Aurora, Colorado, USA

Full-time

Job DescriptionDate Posted: 2025-07-23Country: United States of AmericaLocation: CO102: 16800 E Centretech Pkwy,Aurora 16800 East Centretech Pkwy Building S75, Aurora, CO, 80011 USAPosition Role Type: OnsiteU.S. Citizen, U.S. Person, or Immigration Status Requirements: Active and transferable U.S. government issued security clearance is required prior to start date. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance Security Clearance: TS/SCI with Polygr
Posted 2 days ago | Updated 4 hours ago