Information Security Systems Engineer Jobs in Denver, CO

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Senior Software Engineer (DB2 DBA)

Citi

•

Remote or Irving, Texas, USA

Full-time

About Citi: Citi, the leading global bank, has approximately 200 million customer accounts and does business in more than 160 countries and jurisdictions. Citi provides consumers, corporations, governments, and institutions with a broad range of financial products and services, including consumer banking and credit, corporate and investment banking, securities brokerage, transaction services, and wealth management. As a bank with a brain and a soul, Citi creates economic value that is systemica
Posted 19 days ago | Updated 7 hours ago

Solutions Architect AI Cloud

SAIC

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Remote

Full-time

Job ID: 2508474 Location: REMOTE WORK, VA, US Date Posted: 2025-08-08 Category: Information Technology Subcategory: Enterprise Architect Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description SAIC is seeking a Solutions Architect AI Cloud who is a experienced Cloud Engineer subject matter expert and Java Developer to help lead the migration of large, complex Java app
Posted 4 days ago | Updated 6 hours ago

Solutions Architect AI Cloud

SAIC

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Remote

Full-time

Job ID: Location: REMOTE WORK, TX, US Date Posted: 2025-08-08 Category: Information Technology Subcategory: Enterprise Architect Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: Public Trust Potential for Remote Work: Yes Description SAIC is seeking a Solutions Architect AI Cloud who is a experienced Cloud Engineer subject matter expert and Java Developer to help lead the migration of large, complex Java applications
Posted 4 days ago | Updated 6 hours ago

Principal Java Software Engineer (Onsite)

RTX Corporation

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Aurora, Colorado, USA

Full-time

Date Posted: 2025-07-29 Country: United States of America Location: CO106: 16470 East Hughes Drive,Aurora 16470 East Hughes Drive Building S77, 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: TS/SCI without Polygraph At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help ou
Posted 10 days ago | Updated 7 hours ago

Senior Java Software Engineer (Onsite)

RTX Corporation

•

Aurora, Colorado, USA

Full-time

Date Posted: 2025-07-29 Country: United States of America Location: CO106: 16470 East Hughes Drive,Aurora 16470 East Hughes Drive Building S77, 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: TS/SCI without Polygraph At Raytheon, the foundation of everything we do is rooted in our values and a higher calling - to help ou
Posted 10 days ago | Updated 7 hours ago

Senior Security Engineer, Detection & Response

Rippling

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Remote

Full-time

About Rippling Rippling gives businesses one place to run HR, IT, and Finance. It brings together all of the workforce systems that are normally scattered across a company, like payroll, expenses, benefits, and computers. For the first time ever, you can manage and automate every part of the employee lifecycle in a single system. Take onboarding, for example. With Rippling, you can hire a new employee anywhere in the world and set up their payroll, corporate card, computer, benefits, and even
Posted 60+ days ago | Updated 7 hours ago

Database Administrator

Apex Systems

•

Denver, Colorado, USA

Full-time

Job#: 2081260 Job Description: CANDIDATES MUST HOLD AN ACTIVE SECRET SECURITY CLEARANCE OR HIGHER TO BE CONSIDERED FOR THIS ROLE Database Administrator Location: Longmont, CO Clearance required: Secret or higher $85-$105 an hr/W2 Job Description: The Database Engineer supporting the OPIR Ground Infrastructure Team will integrate into a technical team of System Administrators, DevSecOps engineers, software, cyber, and integration engineers who successfully support program requirements and
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Posted 32 days ago | Updated 8 hours ago

Electrical Component Engineer / Electrical Engineer, Sr. (Level III)

Lockheed Martin Corporation

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Englewood, Colorado, USA

Full-time

Job Description About Lockheed Martin Space: Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We'
Posted 60+ days ago | Updated 7 hours ago

CyberArk and Identity Access Management (IAM) Engineer

Russell, Tobin & Associates

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Remote

Contract

CyberArk and Identity Access Management (IAM) Engineer Duration: 6+ months - Possible Extension Location: Remote, MO, 64506 Pay Range: $50-$60/hr on W2 (As per experience) Job Description: Position Overview: The Senior CyberArk and Identity Access Management (IAM) Engineer will lead the implementation, administration, and optimization of CyberArk Privileged Access Management (PAM) solutions and IAM systems across enterprise environments. This role is essential for maintaining security, complianc
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Posted 19 days ago | Updated moments ago

Mechanical Engineer Design Verification Checker

Lockheed Martin Corporation

•

Littleton, Colorado, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready soluti
Posted 33 days ago | Updated 7 hours ago

Network Engineer III (DOCSIS)

Apex Systems

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Englewood, Colorado, USA

Full-time

Job#: 2069316 Job Description: Enterprise Network Engineer Overview: We are seeking an experienced Enterprise Network Engineer with 5-10+ years of expertise in troubleshooting, designing, and optimizing enterprise network infrastructures. A strong proficiency in DOCSIS is a hard requirement for this role. The ideal candidate will have experience with routing protocols, network architecture design, network security, and vendor collaboration to implement effective solutions. This role involves
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Posted 60+ days ago | Updated 8 hours ago

Software Engineer, Frontend - Risk Platform

Coinbase

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Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 7 hours ago

RF Engineer, Senior (Level III) - Top Secret clearance

Lockheed Martin Corporation

•

Littleton, Colorado, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security, and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire, and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solut
Posted 38 days ago | Updated 7 hours ago

Application Architect

General Dynamics

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Remote

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Secret Clearance Level Must Be Able to Obtain: Secret Public Trust/Other Required: None Job Family: Software Development Job Qualifications: Skills: Design, Software Development, Software Systems Certifications: None Experience: 6 + years of related experience ship Required: Yes Job Description: GDIT is the leading systems integrator in the Zero Trust Defense sector market-developing and delivering innovative solutions
Posted 3 days ago | Updated 7 hours ago

Server Administrator

ConsultNet, LLC

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Remote or Salt Lake City, Utah, USA

Full-time

Job Title: Server Administrator Location: Salt Lake City, UT (Onsite Position Monday-Friday) Duration: Contract, 2 years+ long-term Start date: ASAP Pay Range: $35.00-$50.00/hour W2 DOE Job Responsibilities: Maintain systems and the hosted services through continued monitoring, coordination of data backup, system troubleshooting and proactive security measures. Support the effort to implement advanced cybersecurity controls and monitoring. Support the evaluation of user requests or design spe
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Posted 12 days ago | Updated 7 hours ago

ServiceNow ITOM Operations Management SAM - HAM Discovery Administrator

SAIC

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Remote

Full-time

Job ID: 2507772 Location: REMOTE WORK, VA, US Date Posted: 2025-07-22 Category: Information Technology Subcategory: IT Asset Mgmt Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Top Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description Introduction Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabi
Posted 21 days ago | Updated 5 hours ago

Software Engineer II (Onsite)

RTX Corporation

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Aurora, Colorado, USA

Full-time

Date Posted: 2025-07-24 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 without Polygraph At Raytheon, the foundation of everything we do is rooted in our values and a higher calling -
Posted 12 days ago | Updated 7 hours ago

Advanced Programs Chief Engineer VI

Lockheed Martin Corporation

•

Littleton, Colorado, USA

Full-time

Job Description Protecting what matters most is the mission that matters most. Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more- we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of w
Posted 18 days ago | Updated 7 hours ago

SAP ISU FICA Consultant

U.S. Tech Solutions Inc.

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Remote

Contract

Responsibilities: - Responsible for SAP FICA module production support, testing, and minor system enhancements.Responsible for business support of below areas in Contract Accounts Receivable and Payable (plus others as assigned): Security Deposits Payments Dunning Write-offs/IVA Interest Installment Plans Refunds Clearing controlTriage and troubleshoot incidents, identify, and propose the solution or workaround and open/monitor vendor tickets as applicable. Perform root cause analysis on proble
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Posted 26 days ago

Sr. Staff Engineering Program Manager - Top Secret Clearance Needed

Lockheed Martin Corporation

•

Littleton, Colorado, USA

Full-time

Job Description Who We Are: Our customers are world-wide and so is our reputation for creating original solutions with the latest technologies. Our products keep our customers safe and bring them home to their families at night. We provide the resources, inspiration, and focus - if you have the resourcefulness and perseverance to work hard, then we want to create a better tomorrow with you. Who You Are: Are you looking for an exciting opportunity to be a technical leader? If you have the pass
Posted 60+ days ago | Updated 7 hours ago