Top 21 Security systems engineer Jobs in Aurora Co

Information Systems Security Engineer
Leidos —Colorado
- $87,100 - $157,450 a year
- Full-time
- Hybrid work
- System design
- Mid-level
- Analysis skills
Information Systems Security Engineer (ISSE)
Entarian —Denver, CO
- $154,000 - $192,000 a year
- Full-time
- Microsoft Excel
- Microsoft Outlook
- Computer Science
2d
Senior Systems Engineer – Security Integration
Four Sea Group, Inc. —Aurora, CO
- $151,695 - $205,233 a year
- Full-time
- 6 years
- Senior level
- Electrical Engineering
- Disability insurance
- Dental insurance
Quick Apply
Principal Systems Security Engineer
Sierra Nevada Corporation —Centennial, CO
- $165,010.21 - $226,889.04 a year
- Full-time
- System design
- 11+ years
- Research
- Health insurance
- Dental insurance
Cyber Systems Security Engineer III
Lockheed Martin Corporation —Littleton, CO
- $101,000 - $178,135 a year
- Full-time
- Office
- Organizational skills
- In-person
- Paid jury duty
- Paid holidays
Principal Systems Security Engineer / Senior ISSM
Sierra Nevada Corporation —Lone Tree, CO
- $165,010.21 - $226,889.04 a year
- Full-time
- 11+ years
- Office
- Presentation skills
- Health insurance
- Dental insurance
Sr Systems Security Engineer / Sr. Core Applications Administrator
Sierra Nevada Corporation —Lone Tree, CO
- $143,487.14 - $197,294.82 a year
- Full-time
- 5 years
- System design
- Analysis skills
- Health insurance
- Dental insurance
10d
System Security Engineer/ ISSO
Sierra Nevada Corporation —Lone Tree, CO
- $94,345.12 - $129,724.54 a year
- Full-time
- Research
- Mid-level
- Office
- Health insurance
- Dental insurance
Sr Systems Security Engineer
Sierra Nevada Corporation —Lone Tree, CO
- $143,487.14 - $197,294.82 a year
- Full-time
- Azure
- System design
- Office
- Health insurance
- Dental insurance
Sr Systems Security Engineer / Sr. Database & Storage Administrator
Sierra Nevada Corporation —Lone Tree, CO
- $143,487.14 - $197,294.82 a year
- Full-time
- Azure
- Computer Science
- System design
- Health insurance
- Dental insurance
Big Data Systems Engineer
KBR —Denver, CO
- $142,400 - $200,000 a year
- Full-time
- Remote
- Computer Science
- Windows
- 3 years
- Work from home
Cyber Systems Engineer - Level 4
Northrop Grumman —Aurora, CO
- $156,400 - $234,600 a year
- Overtime
- Master's degree
- Bachelor's degree
- Doctor of Philosophy
- Paid holidays
- Disability insurance
(USA) Principal, Systems and Infrastructure Engineer, Information Security
Vizio —Denver, CO
- $121,000 - $242,000 a year
- Azure
- Computer Science
- High school
- Paid jury duty
- Disability insurance
Security Systems Drafter
Beacon Communications —Littleton, CO
- $65,000 - $85,000 a year
- Full-time
- Hybrid work
- Background check
- Construction site
- Mid-level
Quick Apply
Cyber Systems Engineer - Level 2 or 3
Northrop Grumman —Aurora, CO
- $101,000 - $187,900 a year
- Overtime
- Mid-level
- Master's degree
- Bachelor's degree
- Paid holidays
- Disability insurance
SYSTEM SECURITY ENGINEERING MANAGER
US STRATEGIC SYSTEMS PROGRAMS (SSP) —Littleton, CO
- $126,711 - $197,200 a year
- Weekends as needed
- Hybrid work
- Background check
- Engineering
- Pass drug screening
7d
Systems Development Engineer II, ADC Security Services (A2SE)
Amazon Development Center U.S., Inc. —Denver, CO
- $129,200 - $174,800 a year
- Full-time
- System design
- Java
- Bachelor's degree
- AD&D insurance
- Health insurance
Senior Network Engineer - Security
EchoStar —Englewood, CO
- $96,250 - $137,500 a year
- Full-time
- Computer Science
- 5 years
- Pass drug screening
- Health savings account
- Employee stock purchase plan
Sr Principal Cyber Systems Engineer
Northrop Grumman —Aurora, CO
- $156,400 - $234,600 a year
- Overtime
- 6 years
- Bachelor of Science
- Bachelor's degree
- Paid holidays
- Disability insurance
Postdoctoral Researcher: Bulk Grid Monitoring and Dynamic Security Assessment
National Laboratory of the Rockies —Golden, CO
- $76,600 - $126,400 a year
- Full-time
- Computer Science
- Pass drug screening
- 3 years
- 403(b) matching
- AD&D insurance

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Information Systems Security Engineer

Leidos -
Colorado

Apply Now

Job Details

Full-time
$87,100 - $157,450 a year

Qualifications

Data encryption
Automation
Public Cloud
DoD experience
Azure AD
Regulatory Frameworks (Architecture security)
Identity and access management (IAM) solutions
RMF
Active Directory
Cross-functional communication
Identity & access management

Full Job Description

Description

Advance The Mission - And Your Career at Leidos. Interested in how to #OutsmartOutdo? Join Leidos!

The Decision Advantage Business Area at Leidos is seeking an experienced Secret cleared Information Systems Security Engineer (ISSE) to join our team in support of the United States Space Force. This position will focus on securing and managing a hybrid Azure cloud environment, ensuring the highest levels of information security, compliance, and operational integrity. The ideal candidate will have a deep understanding of cybersecurity principles, cloud security best practices, and the specific security requirements of the Space Force.

Responsibilities:

Security Design and Implementation: Design, implement, and maintain security solutions within a hybrid Azure cloud environment, ensuring compliance with DoD, NIST, and RMF standards.
System Hardening: Apply security measures to harden systems, including network devices, servers, and cloud components to protect against threats and vulnerabilities.
Risk Management: Conduct risk assessments, develop and update security policies, and implement security controls to mitigate identified risks.
Compliance and Auditing: Ensure systems and processes adhere to federal and military standards, including FISMA, RMF, and DISA STIGs. Prepare for and assist with audits, including ATO processes.
Incident Response: Participate in incident response planning and execution, including the detection, analysis, and resolution of security incidents in cloud environments.
Documentation: Produce comprehensive security documentation, including system security plans, security impact analyses, and standard operating procedures.
Collaboration: Work closely with cross-functional teams, including system administrators, network engineers, and software developers to integrate security into all aspects of IT operations.
Continuous Monitoring: Implement and manage continuous monitoring strategies to detect and respond to security issues promptly.

Basic Qualifications:

Bachelor’s degree with 4-8 years of experience. Additional experience maybe considered in lieu of a degree.
Must have an active DoD Secret clearance with the ability to obtain TS/SCI clearance.
Minimum of 4 years of experience in cybersecurity, with at least 3 years specifically in cloud security, preferably Azure.
Experience with the DoD Risk Management Framework (RMF) process.
CISSP, CISM, or comparable security certification.
Azure security certifications (e.g., Microsoft Certified: Azure Security Engineer Associate) are highly desirable.
Proficiency in Azure security services including Azure Security Center, Azure Sentinel, Azure AD, and Azure Information Protection.
Strong knowledge of network security, identity and access management, and encryption technologies.
Experience with scripting (e.g., PowerShell) for automation and security tasks.
Excellent problem-solving abilities, strong analytical skills, and the capability to work in a fast-paced environment. Good communication skills to interface with various stakeholders.

DABAOPP1

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.

Original Posting:

June 18, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $87,100.00 - $157,450.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at [email protected].

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

#Remote

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Refine Your Search

security systems engineer jobs in aurora co

Information Systems Security Engineer

Information Systems Security Engineer (ISSE)

Senior Systems Engineer – Security Integration

Principal Systems Security Engineer

Cyber Systems Security Engineer III

Principal Systems Security Engineer / Senior ISSM

Sr Systems Security Engineer / Sr. Core Applications Administrator

System Security Engineer/ ISSO

Sr Systems Security Engineer

Sr Systems Security Engineer / Sr. Database & Storage Administrator

Big Data Systems Engineer

Cyber Systems Engineer - Level 4

(USA) Principal, Systems and Infrastructure Engineer, Information Security

Security Systems Drafter

Cyber Systems Engineer - Level 2 or 3

SYSTEM SECURITY ENGINEERING MANAGER

Systems Development Engineer II, ADC Security Services (A2SE)

Senior Network Engineer - Security

Sr Principal Cyber Systems Engineer

Postdoctoral Researcher: Bulk Grid Monitoring and Dynamic Security Assessment

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