- Leidos (Aurora, CO)
- …of post-deployment integration issues. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security clearance required. Must ... National Security Sector is seeking a skilled Principal Integration Engineer to join a new cyber security program and...program and play a key role in supporting government-critical systems . You will be part of a program that… more
- RTX Corporation (Boulder, CO)
- …**Qualifications We Prefer** + An active and transferable US government issued Top Secret /SCI Security Clearance is preferred + Knowledge of secure ... that create a safer, more secure world. Raytheon is seeking a well-qualified ** Senior Cybersecurity Engineer -P3** to join the Cyber Security Engineering team… more
- Kratos Defense & Security Solutions, Inc. (Colorado Springs, CO)
- …includes software engineers, DSP engineers, hardware engineers, and systems engineers. + Top Secret ( TS ) security clearance with SCI eligibility. + ... Kratos has an exciting opportunity for a mid to senior level System Test Engineer to join...and validation of complex satellite communication and signal monitoring systems . The ideal candidate will have a strong technical… more
- Leidos (Aurora, CO)
- **Description** **Leidos** has a new and exciting opportunity for a ** Sr . Software Engineer ** in our **National Security Sector's (NSS) Cyber & Analytics ... with lasting impactful results. Leidos is currently looking to add a Software Engineer (SWE-2) to a growing task. Tasks will include new design and prototyping… more
- CACI International (Aurora, CO)
- Senior Front End Software Developer/ Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: ... None Anticipated Posting End: 5/12/2026 CACI is seeking a Senior Developer to join a multidisciplined team to work...work on delivering the next generation of mission management systems using cutting edge cloud native technologies following an… more
- Leidos (Aurora, CO)
- …to enhance proactive security defenses. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security clearance required. Must ... National Security Sector is seeking a skilled Principal Cyber Engineer to join a new cyber security program and...program and play a key role in supporting government-critical systems . You will be part of a program that… more
- General Atomics (Englewood, CO)
- …Provided **US Citizenship Required?** Yes **Clearance Required?** Yes **Clearance Level** Top Secret (SCI access eligible) **Workstyle** Onsite General Atomics ... affiliated companies, is one of the world's leading resources for high-technology systems development ranging from the nuclear fuel cycle to remotely piloted… more
- CACI International (Aurora, CO)
- Senior Software Developer/ Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular ... Local Anticipated Posting End: 3/12/2026 **The Opportunity:** As a senior developer on this dynamic program; you will bring...Sterling, VA or Aurora, CO * Clearance: Must have TS /SCI with CI poly (or be willing to take… more
- Northrop Grumman (Aurora, CO)
- …of Network Engineering experience for Level 4 Senior Principal Network Engineer placement + Active/current Top Secret /SCI clearance with adjudicated ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...please apply so we can consider you. **Principal Network Engineer (Level 3) / Sr . Principal Network… more
- Lockheed Martin (Boulder, CO)
- …Hardware, and Software teams to maintain/update system\. \- Install/build rack mounted systems \. **Basic Qualifications:** \- Ability to obtain TS /SCI clearance ... with a variety of locations and vendor hardware\. Responsibilities for a Network Engineer include but are not limited to: \- Configuration and management of Juniper… more