Information Systems Security Engineer jobs in gaithersburg USA
50 information systems security engineer jobs found in gaithersburg: showing 1 - 50
Lead Systems Engineer
Company: Leidos |
Description Leidos is seeking an Infrastructure Implementation Engineer to join the Air Traffic Business Area... environments to build and validate next-generation air traffic and flight service systems before operational deployment. You ownLocation: Gaithersburg, MD, USA
| Salary: US$87100 - 157450 per year | Date posted: 25 Aug 2026
Lead Systems Engineer
Company: Leidos |
Leidos is seeking an Infrastructure Implementation Engineer to join the Air Traffic Business Area within the Homeland... to build and validate next-generation air traffic and flight service systems before operational deployment. You own the lowLocation: Gaithersburg, MD, USA
| Salary: US$87100 - 157450 per year | Date posted: 25 Aug 2026
Senior Ui/ux Engineer
Company: Leidos |
visualization, geospatial information, intelligence workflows, or mission systems. Experience with React and TypeScript and modern... customer, and help design and deliver modern user interfaces that enable mission users to interact with sophisticated systemsLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 22 Aug 2026
Senior Ui/ux Engineer
Company: Leidos |
, and help design and deliver modern user interfaces that enable mission users to interact with sophisticated systems and data... more effectively. As a Sr. UI/IX Engineer, you will play a critical role at the intersection of user experience, interfaceLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 22 Aug 2026
Senior Systems Architect
Company: Leidos |
to design and engineer the next generation of mission-focused IT systems, we'd love to hear from you. Position may... objectives. Identify design gaps, technical debt, or security risks in current systems and architect viable mitigationLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 21 Aug 2026
Sr. Software Engineer
Company: Leidos |
cleared Software Engineer supporting a long-term DIA-NDOC DOMEX Technology Platform (DTP) contract. You will work closely... with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extendingLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 20 Aug 2026
Senior Software Engineer
Company: Leidos |
Description Leidos is seeking a Software Engineer to be based in Gaithersburg, MD; Eagan, MN; or Egg Harbor, NJ.... You will join a dynamic engineering team responsible for building and sustaining real-time, high-availability, safety-critical systemsLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 19 Aug 2026
Operating Engineer
Company: Jones Lang LaSalle |
industry, join our team as we help shape a brighter way forward. What this job involves: We are seeking an Operating Engineer..., and repair critical base building systems including HVAC, mechanical, electrical, plumbing, and life safety equipment. TheLocation: Gaithersburg, MD, USA
| Salary: US$71500 - 85500 per year | Date posted: 15 Aug 2026
Sr. Data Engineer
Company: Connsci |
Connsci is seeking a Senior Data Engineer to join our growing organization in support of one of our government... technical quality across Databricks, Power BI, and hosted web application components.Analyze source data from multiple systemsLocation: Gaithersburg, MD, USA
| Salary: US$135000 - 175000 per year | Date posted: 14 Aug 2026
Senior Systems Integration Engineer
Company: Leidos |
nation's most critical transportation missions. Leidos is seeking a Systems Integration Engineer to join the Terminal Flight..., Information Systems, or a related technical discipline with 10+ years of relevant experience, or 8+ years with a related MasterLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 13 Aug 2026
Senior Systems Integration Engineer
Company: Leidos |
's most critical transportation missions. Leidos is seeking a Systems Integration Engineer to join the Terminal Flight Data Manager... are successfully achieved. Required Qualifications Bachelor's degree in Computer Science, Engineering, Information SystemsLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 13 Aug 2026
Systems Integration Engineer
Company: Leidos |
nation's most critical transportation missions. Leidos is seeking a Systems Integration Engineer to join the Terminal Flight... security investigation and must meet eligibility requirements for access to classified information. Primary ResponsibilitiesLocation: Gaithersburg, MD, USA
| Salary: US$87100 - 157450 per year | Date posted: 12 Aug 2026
Network Engineer / Network Architecture - Junior, Mid-level & Senior (3 Openings) - Q Clearance Required
Company: ActioNet |
(RHCE) ITIL 4 Foundation Certified Information Systems Security Professional (CISSP) - preferred for Senior/Architecture...Network Engineer / Network Architecture - Junior, Mid-Level & Senior (3 Openings) - Q Clearance Required NetworkLocation: Gaithersburg, MD - Washington DC, USA
| Salary: US$199000 per year | Date posted: 11 Aug 2026
Software Engineer - Mid-level & Senior-level (2 Openings)
Company: ActioNet |
Information Systems Security Professional (CISSP) - preferred for Senior-Level candidates ActioNet is a CMMI-DEV Level 4, CMMI... processing and reporting systems. Experience integrating web accessibility, data security, and authentication standardsLocation: Washington DC - Gaithersburg, MD, USA
| Salary: US$199000 per year | Date posted: 11 Aug 2026
Software Engineer Iv - Web/database Development
Company: ActioNet |
security, and enterprise reporting systems. This role will work closely with data architects, data scientists, project managers... Administrator (CKA) Certified ScrumMaster (CSM) or Professional Scrum Master (PSM) CompTIA Security+ Certified InformationLocation: Gaithersburg, MD - Washington DC, USA
| Salary: US$228000 per year | Date posted: 11 Aug 2026
Software Engineer Iv - Web/database Development
Company: ActioNet |
Infrastructure (OCI) Architect Associate Certified Information Systems Security Professional (CISSP) Certified Data Management... design, development, administration, security, performance, and architecture of enterprise database environments. The idealLocation: Washington DC - Gaithersburg, MD, USA
| Salary: US$178000 per year | Date posted: 11 Aug 2026
Network Security Systems Manager - Q Clearance Required
Company: ActioNet |
Professional (GISP) ISC2 Certified Information Systems Security Professional (CISSP) GIAC Security Essentials (GSEC... Certified in Risk and Information Systems Control (CRISC) Certified Ethical Hacker (CEH) Juniper Networks securityLocation: Washington DC - Gaithersburg, MD, USA
| Salary: US$178000 per year | Date posted: 10 Aug 2026
Senior Devops Engineer
Company: Leidos |
Description Leidos has an exciting opening for you, our next TS/SCI cleared Senior DevOps Software Engineer to play.... We leverage cloud-based computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systemsLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 08 Aug 2026
Devops Software Engineer - Ts/sci Cleared
Company: Leidos |
. In this fastpaced environment, youll collaborate closely with systems engineering, architecture, development, security...Description Leidos is looking for our next TS/SCIcleared DevOps Software Engineer to join a highenergy teamLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 08 Aug 2026
Senior Aws Generative Ai Solution Engineer
Company: Leidos |
Description Leidos is seeking an experienced Senior AWS Generative AI Solution Engineer to design and implement the..., distributed systems, and secure cloud architecture. Ability to work effectively in a regulated government environment. AbilityLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 07 Aug 2026
Senior Aws Generative Ai Solution Engineer
Company: Leidos |
Description Leidos is seeking an experienced Senior AWS Generative AI Solution Engineer to design and implement the..., distributed systems, and secure cloud architecture. Ability to work effectively in a regulated government environment. AbilityLocation: Reston, VA - Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 07 Aug 2026
Sr. Network Engineer
Company: unknown |
organization specializing in the design, development, and implementation of highly available, secure, and mission-critical systems..., cybersecurity, systems integration, data engineering, machine learning, AI, disaster recovery, and enterprise infrastructureLocation: Gaithersburg, MD, USA
| Salary: US$110000 - 130000 per year | Date posted: 07 Aug 2026
Senior Test Engineer
Company: Leidos |
looking for a passionate Senior Test Engineer to join the Chinook Program to support one of our customers applications, a critical capability... and manual test cases for web-based and enterprise applications. Partner with software developers, systems engineersLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 06 Aug 2026
Systems Engineer Sme
Company: Leidos |
Systems Engineer Subject Matter Expert (SME) to provide technical leadership for the Chinook Program supporting the customers..., and enterprise modernization. Systems Engineering Professional (SEP), INCOSE, CISSP, Security+ certification, or similar credentialsLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 06 Aug 2026
Software Engineer
Company: Leidos |
cleared Software Engineer supporting a long-term DIA-NDOC DOMEX Technology Platform (DTP) contract. You will work closely... with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extendingLocation: Gaithersburg, MD, USA
| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
Senior Systems Engineer
Company: Leidos |
Description Leidos is seeking a TS/SCI Senior Systems Engineer to support DIAs National Digital Exploitation... system architectures. You will serve as a Senior Systems Engineer, Scrum Master, and Product Owner for a focused technicalLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 01 Aug 2026
Platform Operations Engineer
Company: Leidos |
Description Leidos is excited to present an opportunity for a TS/SCIcleared Platform Operations Engineer... in Bethesda, MD, we offer a flexible schedule, and some tasks may be completed remotely. As a Platform Operations EngineerLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 01 Aug 2026
Senior Computer Systems Engineer
Company: Leidos |
Senior Systems Engineer supporting DIAs National Digital Exploitation and OSINT Center (NDOC) (formerly NMEC) under our 10... team that values innovation, collaboration, and professional development. As the Senior System Engineer, you will performLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 01 Aug 2026
Mid-level Ot/it Network & Cybersecurity Engineer
Company: Leidos |
Description The Health and Services Sector of Leidos is seeking an innovative, hands-on engineer to join our Saxton... Lab Team as a Mid-Level OT/IT Network & Cybersecurity Engineer! Our team operates the Federal Highway AdministrationLocation: Washington Grove, MD, USA
| Salary: US$110000 - 130000 per year | Date posted: 01 Aug 2026
Senior Computer Systems Engineer
Company: Leidos |
Description Leidos has an exciting opening for you, as our next TS/SCI cleared Senior Systems Engineer, to play... with the Lead Systems Engineer, Release Train Engineer, and government leads to decompose high priority requirements from theLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 01 Aug 2026
System Integration Engineer
Company: Leidos |
nation's most critical transportation missions. Leidos is seeking a Systems Integration Engineer to join the Terminal Flight... security investigation and must meet eligibility requirements for access to classified information. Primary ResponsibilitiesLocation: Gaithersburg, MD, USA
| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
Nosql Database Engineer
Company: Leidos |
Description Leidos is looking for our next TS/SCI-cleared Nosql Database Engineer to join a high-energy team building... computing, artificial intelligence (Al), machine learning (ML) and cross-domain transfer systems to provide cutting edge dataLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 01 Aug 2026
Mid-level Ot/it Network & Cybersecurity Engineer
Company: Leidos |
Description The Health and Services Sector of Leidos is seeking an innovative, hands-on engineer to join our Saxton... Lab Team as a Mid-Level OT/IT Network & Cybersecurity Engineer! Our team operates the Federal Highway AdministrationLocation: Derwood, MD, USA
| Salary: US$110000 - 130000 per year | Date posted: 01 Aug 2026
Senior Systems Engineer
Company: Leidos |
Senior Systems Engineer supporting DIAs National Digital Exploitation and OSINT Center (NDOC) (formerly NMEC) under our 10... team that values innovation, collaboration, and professional development. As the Senior System Engineer, you will performLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 01 Aug 2026
Devops Engineer
Company: Leidos |
Description Leidos has an exciting opening for you, our next TS/SCI cleared DevOps Software Engineer working... and, occasionally, some tasks may be performed remotely. As a DevOps Engineer you will contribute to the design, deploymentLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 01 Aug 2026
Senior Systems Engineer
Company: Leidos |
Description Leidos has an exciting opening for you, as our next TS/SCI cleared Senior Systems Engineer, to play... with the Lead Systems Engineer, Release Train Engineer, and government leads to decompose high priority requirements from theLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 01 Aug 2026
Senior Software Engineer
Company: Leidos |
Description Shape the Future of National Security Are you passionate about solving complex technical challenges... Overview Leidos is seeking an experienced Senior Software Engineer to join the Chinook Program supporting a premierLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 01 Aug 2026
Mid-level Software Engineer
Company: Leidos |
Full Stack Software Engineer to join the Chinook Program supporting an Intelligence Community customer. In this role..., youll design, develop, and deliver modern software solutions that enable critical national security missions while workingLocation: Gaithersburg, MD, USA
| Salary: US$87100 - 157450 per year | Date posted: 01 Aug 2026
Senior Computer Systems Engineer
Company: Leidos |
Senior Systems Engineer supporting DIAs National Digital Exploitation and OSINT Center (NDOC) (formerly NMEC) under our 10... team that values innovation, collaboration, and professional development. As the Senior System Engineer, you will performLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 01 Aug 2026
Senior Computer Systems Engineer
Company: Leidos |
Description Leidos is seeking a TS/SCI Senior Systems Engineer to support DIAs National Digital Exploitation... system architectures. You will serve as a Senior Systems Engineer, Scrum Master, and Product Owner for a focused technicalLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 01 Aug 2026
Sr. Software Engineer
Company: Leidos |
cleared Software Engineer supporting a long-term DIA-NDOC DOMEX Technology Platform (DTP) contract. You will work closely... with Systems Engineers, Software Engineers, Architects, and Operations Engineering/Manager on a broad scope of activities extendingLocation: Gaithersburg, MD, USA
| Salary: US$107900 - 195050 per year | Date posted: 01 Aug 2026
Mid-level Ot/it Network & Cybersecurity Engineer
Company: Leidos |
Description The Health and Services Sector of Leidos is seeking an innovative, hands-on engineer to join our Saxton... Lab Team as a Mid-Level OT/IT Network & Cybersecurity Engineer! Our team operates the Federal Highway AdministrationLocation: Gaithersburg, MD, USA
| Salary: US$110000 - 130000 per year | Date posted: 01 Aug 2026
Senior Systems Engineer
Company: Leidos |
Senior Systems Engineer supporting DIAs National Digital Exploitation and OSINT Center (NDOC) (formerly NMEC) under our 10... team that values innovation, collaboration, and professional development. As the Senior System Engineer, you will performLocation: Gaithersburg, MD, USA
| Salary: US$131300 - 237350 per year | Date posted: 01 Aug 2026
Software Engineer (tactical Decision Aids – Mid-level)
Company: Leidos |
Description Leidos High Fidelity Simulation Business Area designs and delivers cutting-edge system-of-systems... the Navys tactical edgemaking a tangible impact on national security. At Leidos, we empower our engineersLocation: Gaithersburg, MD, USA
| Salary: US$69550 - 125725 per year | Date posted: 28 Jul 2026
Software Engineer
Company: Chenega |
, Information Systems, or related technical discipline with 8+ years of progressively responsible Software Engineering experience... database design. Experience supporting both Windows and Linux operating systems. Active TS/SCI security clearance with theLocation: Gaithersburg, MD, USA
| Salary: unspecified | Date posted: 23 Jul 2026
User Engagement Engineer Sme
Company: Leidos |
Job Description: Make an Impact Where Technology Meets National Security Imagine a role where your technical... capabilities that directly support an Intelligence Community customer. As a User Engagement Engineer Subject Matter Expert (SMELocation: Gaithersburg, MD, USA
| Salary: unspecified | Date posted: 22 Jul 2026
Sr. Software Developer
Company: Leidos |
Description Leidos is seeking a Sr. Software Development Engineer who will be a member of a dynamic team working... Systems. Developers on ERAM support new system capabilities/enhancements requested by the FAA and system upgrades basedLocation: Gaithersburg, MD, USA
| Salary: US$87100 - 157450 per year | Date posted: 14 Jul 2026
System Integration Engineer
Company: Leidos |
's most critical transportation missions. Leidos is seeking a Systems Integration Engineer to join the Terminal Flight Data Manager... are successfully achieved. Required Qualifications Bachelor's degree in Computer Science, Engineering, Information SystemsLocation: Gaithersburg, MD, USA
| Salary: US$87100 - 157450 per year | Date posted: 08 Jul 2026
Software Engineer
Company: Gridiron IT |
CI Poly Eligible) Required Certifications: DoD 8570 Compliant Certification (Security+) Work Type: Full Time (Hybrid... experience; OR 6 years of experience in lieu of degree Must possess an active Top Secret Security Clearance with abilityLocation: Gaithersburg, MD, USA
| Salary: US$115000 - 160000 per year | Date posted: 03 Jul 2026
Chief Facilities Engineering Manager - Gaithersburg, Maryland
Company: M.C. Dean |
enterprises. With over 9,000 employees, our capabilities span electrical, electronic security, telecommunications, life safety..., automation and controls, audiovisual, and IT systems. Headquarters in Tysons, Virginia, M.C. Dean delivers resilient, secure