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Washington, District of Columbia

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Today

Job ID: T2511132 Location: Washington, DC, US Date Posted: 2026-03-05 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_HYBRID Description ? SAIC is seeking a Cybersecurity Engineer SME to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support (ADOS) progr

Full-time

USD 160,001.00 - 200,000.00 per year

Cyber Security Engineer (SME)

Bethesda, Maryland

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Today

Leidos has an exciting opportunity for Cyber Security Engineer SME in our Intel Security Sector's Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedule

Full-time

USD 154,050.00 - 278,475.00 per year

Mission Engineering and Cloud Integration Engineer SME

Arlington, Virginia

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Today

MTSI is seeking a Mission Engineering and Cloud Integration Engineer SME / Cross-Disciplinary leader with deep expertise in Mission Engineering and proven capabilities in Cloud Architecture and Cybersecurity. This position requires a strategic systems thinker capable of holding the tension across these interconnected disciplines (Mission Engineering, Cyber, and Cloud) while weaving the strengths and trade-offs of each to achieve high-impact solutions. The ideal candidate will inspire collaborati

Full-time

DevSecOps Engineer SME

Arlington, Virginia

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Today

MTSI is seeking a DevSecOps Engineering SME to support modern DoD digital transformation and infrastructure modernization efforts. This role blends engineering, infrastructure automation, and DevSecOps to build, secure, and maintain scalable systems across on-premise, cloud, and containerized environments. The ideal candidate is a hands-on engineer with experience designing secure systems, implementing automated infrastructure pipelines, and deploying mission-critical solutions within Agile Dev

Full-time

Systems Engineer - SME (CAASM)

Arlington, Virginia

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Today

Job#: 3017633 Job Description: Apex Systems is seeking a Systems Engineer - SME (CAASM) to work remotely. Program Description Our client is seeking talented professionals to join our successful and growing team in building the next-generation Continuous Diagnostics and Mitigation (CDM) Cyber data solution. The CDM Program is the Cybersecurity and Infrastructure Security Agency's (CISA) dynamic approach to strengthening the cybersecurity of Federal networks and systems through better awareness a

Easy Apply

Full-time

SME Information System Security Engineer Lead

Alexandria, Virginia

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Today

This Department of War enterprise data and analytics program delivers mission-critical capabilities that enable leaders across the Department to make faster, better-informed decisions using trusted data at scale. Leidos Digital Modernization sector is seeking an experienced SME Information System Security Engineer Lead to support the delivery, enhancement, and adoption of enterprise data and analytics products used across multiple DoD organizations. In this role, you will work alongside governme

Full-time

USD 131,300.00 - 237,350.00 per year

Systems Engineer SME

Herndon, Virginia

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Today

Location: Herndon, Virginia Type: Contract Job #3955 Title: Systems Engineer SME Location: Herndon, VA *Clearance: *Active TS/SCI w/ Polygraph needed to apply * Company Overview: Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is

Full-time

Cybersecurity Engineer SME

Remote

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Today

Job ID: T2511132-OTHLOC-859 Location: Remote Work, VA, US Date Posted: 2026-03-05 Category: Cyber Subcategory: Cyber Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_HYBRID Description ? SAIC is seeking a Cybersecurity Engineer SME to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support

Full-time

USD 160,001.00 - 200,000.00 per year

Firewall Engineer- Palo Alto/F5 BIG-IP SME focus

Remote

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Today

Firewall Engineer Our client is looking for driven engineers who want to play a real role in building something distinctive in their domain. The company is located in Washington D.C. and will remain 100% remote, the candidate needs to work EST hours. This position is a 6 month contract-to-hire. What You Will Be Doing: Apply updates and modifications across existing firewall policies Maintain and revise technical documentation to align with current operations Configure, operate, and optimize F5 l

Easy Apply

Contract

$60 - $70

Network Systems Engineer Cyber Opns (SME)

Sterling, Virginia

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Today

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers' most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in th

Full-time

Multi Cloud Engineer Architect SME

Fort Belvoir, Virginia

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Today

Leidos Digital Modernization is seeking an experienced Multi Cloud Engineer Architect SME to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable DTRA's Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA's internal and external mission partners operating in CONUS and OCONUS locations. The

Full-time

USD 131,300.00 - 237,350.00 per year

Vulnerabilities Security Researcher SME

Remote

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19d ago

We are unable to sponsor for this permanent full-time role Position is bonus eligible Prestigious Enterprise Company is currently seeking an Expert Vulnerabilities Security Researcher. Candidate will be responsible for analyzing systems, software, architectures, and strategies to discover impactful, unknown vulnerabilities and security weaknesses, including those affecting AI/ML systems and AI-enabled technologies and services. This work proactively identifies classes of vulnerabilities and expl

Easy Apply

Full-time

Depends on Experience

Information Assurance Analyst (ISSO Cloud SME)

Chantilly, Virginia

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Today

We are looking for an Information Assurance Analyst (ISSO Cloud SME) for a 1 year contract in Chantilly, VA. If you have a 8 years of Information Assurance Analyst experience and a Public Trust - APPLY NOW! Information Assurance Analyst (ISSO Cloud SME): Experience within an Azure environment Provides Cloud Security Architecture and Compliance expertise for the U.S. Postal Service. Works closely with Account Security Officer (ASO), Segment Security Officers (SSO) and Cloud Service Providers (C

Easy Apply

Contract

$70.00 - $80.00 per hour

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