Reston, VA

Engineer Jobs in Reston, VA

59 jobs found

Include remote jobs

2d ago

Lead Generative AI Engineer

CGI Group, Inc. Reston, VA

Reston, VA

2d ago

$81k - $268k/yr Full time Manager Agentic Ai Ai Agent

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Job Description

Join CGI Group, Inc. in Reston, VA (onsite) to lead the architecture and development of Generative AI and agentic solutions that move from proof of concept to secure, reliable production systems. This role blends hands-on engineering with solution architecture and technical leadership across RAG pipelines, integrations, and MLOps, supported by a compensation and benefits package designed to help you perform and grow.

Compensation: USD 80,600 - 267,800 per year

Experience: 6+ years

What you’ll be doing

Lead architecture and development for Generative AI, Retrieval-Augmented Generation (RAG), and agentic AI solutions.
Build and scale AI applications from prototype through production deployment.
Design secure, scalable integrations across cloud, data, and enterprise platforms.
Develop RAG pipelines, multi-agent workflows, APIs, and microservices.
Set engineering standards, perform code reviews, and mentor technical teams.
Implement CI/CD, MLOps, automated testing, monitoring, and observability.
Evaluate AI solutions for quality, hallucinations, latency, reliability, and cost.
Partner with business, architecture, security, and data teams to translate requirements into technical solutions.
Implement responsible AI guardrails covering privacy, security, bias, and human oversight.
Create reusable AI components, frameworks, and development standards.

What you bring

6+ years of experience in software engineering, data engineering, machine learning engineering, or a related field.
Proven experience deploying and supporting AI or machine learning solutions in production.
Strong experience with Generative AI, large language models, RAG, prompt engineering, and context engineering.
Advanced proficiency in Python.
Experience with GCP, AWS, Azure, or a comparable cloud platform.
Experience with APIs, microservices, containerization, Docker, and Kubernetes.
Knowledge of CI/CD, ML Ops, LLM Ops, monitoring, and AI evaluation practices.
Demonstrated ability to lead technical teams and communicate with senior stakeholders.

Preferred qualifications

Experience with Google Cloud Platform and Vertex AI.
Experience with Palantir Foundry.
Experience building AI agents using Lang Graph, Agent Development Kit, or custom frameworks.
Knowledge of traditional machine learning techniques including classification, regression, and clustering.
Experience designing hybrid AI solutions balancing accuracy, performance, latency, and cost.

Benefits

Competitive compensation
Comprehensive insurance options
Matching contributions through the 401(k) plan and the share purchase plan
Paid time off for vacation, holidays, and sick time
Paid parental leave
Learning opportunities and tuition assistance
Wellness and Wellbeing programs

Technologies

Python
Google Cloud Platform
Vertex AI
AWS
Azure
Docker
Kubernetes
Retrieval-Augmented Gen. (RAG)
LangGraph, Lang Graph
Amazon CloudFront
Palantir Foundry
Agent Development Kit

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14d ago

Senior Security Engineer

FHLBanks Office of Finance Reston, VA

Reston, VA

14d ago

$140k - $202k/yr Full time Senior Api Security Application Security

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Job Description

Senior Security Engineer will strengthen application security by embedding controls into the SDLC and CI/CD pipelines and improving proactive detection for web and APIs.

Responsibilities

Develop and maintain software application security policies and procedures
Implement software application security controls
Partner with DevOps teams to develop and support a secure CI/CD pipeline
Design and operate web application firewall (WAF) and API protections, including rule tuning, false-positive reduction, and automated policy updates
Identify application security vulnerabilities and issues, perform risk assessments, and provide mitigations
Develop security monitoring for the application stack
Conduct technical investigations of application security incidents
Interface with senior stakeholders across the IT leadership team to interpret risks and priorities proactively
Support the OF diversity and inclusion strategy by following policies and procedures that ensure opportunities for employees and diverse business partners
Assist with other job duties as assigned

Requirements

6 to 8 years of experience in Application Security (designing, implementing, and operating security controls in enterprise application environments)
Hands-on experience with web application security, including OWASP Top 10 vulnerabilities
Hands-on experience with WAF/API security (policy design, rule tuning, automation)
Hands-on experience with container security, including runtime hardening, image scanning, and vulnerability risk assessments
Hands-on experience conducting web application security scans, vulnerability assessments, and/or penetration testing
Experience investigating problems and processes using established methodologies and best practices
Experience working with Authentication and Authorization services such as OAuth and OpenID
Experience operating on-prem or cloud-based security platforms
Ability to troubleshoot security and network-related issues and communicate technical findings effectively
Ability to listen and integrate ideas from diverse individuals, build respectful relationships, collaborate, and resolve conflicts constructively
Bachelor’s Degree in Information Security or Computer Science or Computer/Electrical Engineering, or equivalent field experience
Proof of eligibility to work in the United States

Skills and Technologies

OWASP Top 10
Web application firewall (WAF)
OAuth
OpenID

Position Summary

Designs, implements, operates, and continuously improves OF security technologies and controls across applications and supporting platforms
Primary focus on Application Security by embedding security into the SDLC and CI/CD pipelines
Strengthens web and API protections and supports proactive detection
Contributes broadly to Security Engineering capabilities including identity, security platforms (cloud/on-prem), logging/telemetry, and automation
Partners with development, DevOps, and operations teams to build secure-by-default applications and services

Location and Compensation

Location: Reston, VA (onsite)
Salary: USD 140,441 to 202,303 per year

Core Values

Integrity: accountability, consistency, transparency, and trust
Agility: adaptability, continuous improvement, expertise, and flexibility
Partnership: collaboration, communication, leadership, and teamwork
Inclusivity: diversity, relationships, respect, and support

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19d ago

Application Security Engineer – Software Vulnerability Remediation

CONCEPT SOLUTIONS LLC Reston, VA

Reston, VA

19d ago

$130k - $150k/yr Full time Application Security Code Level Security Dependency Vulnerabilities

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Job Description

Application Security Engineer role supporting a mission-critical application modernization program for a Department of War customer. The position focuses on vulnerability identification and remediation, evidence support for continuous monitoring, and collaboration with software teams to strengthen secure coding practices.

Responsibilities

Identify and remediate security findings across existing production applications, including dependency vulnerabilities, container vulnerabilities, STIG compliance issues, and code-level findings from security scans and assessments.
Maintain accurate and current Plans of Action and Milestones (POA&Ms) for the application portfolio, tracking security findings and remediation progress.
Collaborate with the Information System Security Engineer (ISSE) to develop and maintain application security evidence for continuous monitoring requirements.
Partner with software development squads to implement secure coding fixes and address vulnerabilities within application codebases.
Support ongoing application security improvements while ensuring the continued operation and sustainment of production applications.

Required Qualifications

4+ years of experience in application security, secure software engineering, or a closely related discipline.
Hands-on experience identifying and remediating security vulnerabilities in Java or Go (Golang) applications.
Experience addressing security findings within production software environments.

Technologies

Java
Go (Golang)
Syft
Grype

Preferred Qualifications

Experience using software vulnerability scanning tools such as Syft, Grype, or similar technologies.
Familiarity with Security Technical Implementation Guides (STIGs).
Active Secret security clearance.

Benefits

Health insurance
Dental insurance
Vision insurance
Life insurance
Comprehensive 401(k) plan with matching and immediate vesting

Work Location and Schedule

Location: Hybrid. Reston, VA headquarters and approved remote locations within the United States, with on-site work at Government facilities in Northern Virginia and Maryland as required.
Equipment: Government-furnished equipment is used for all access to Government environments.
Schedule: Full-time, 40 hours per week, Monday through Friday, with core hours of 9:00 a.m. to 3:00 p.m. Eastern.
Delivery cadence: Work is organized into two-week sprints, with a customer demonstration each sprint.
Travel: 0–10%, within the Washington, DC metropolitan area.

Security and Eligibility

U.S. citizenship required. Must be eligible to obtain and maintain a DoW security clearance.
An active Secret clearance or higher is strongly preferred and may allow an earlier start.
This position is contingent upon contract award, with an anticipated start in October 2026.

Compensation

USD 130,000–150,000 per year, depending on experience.

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19d ago

Information Systems Security Engineer

ENS Solutions, LLC Reston, VA

Reston, VA

19d ago

Full time Container Security Cybersecurity Operations DevSecOps

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Job Description

ENS Solutions, LLC is seeking a senior Information Systems Security Engineer to help safeguard digital assets and sensitive information through security engineering in containerized environments. In this role, you will design, implement, and manage security controls while integrating security into CI/CD and DevSecOps workflows to meet DoD/IC compliance expectations.

This onsite position is based in Reston, VA and requires active clearance and deep hands-on experience delivering continuous monitoring and secure implementations aligned to established security frameworks.

Core Responsibilities

Act as a security engineering SME for containerized environments, service mesh technologies, and microservices.
Design, implement, and manage security controls for containerized workload solutions, including image scanning, firewalls, intrusion detection/prevention systems, endpoint protection, encryption mechanisms, runtime protection, RBAC, and network segmentation.
Integrate security into CI/CD pipelines and DevSecOps workflows, ensuring compliance with RMF, NIST SP 800-53, ICD 503, and FedRAMP requirements.
Configure and optimize security monitoring and logging solutions and partner with container security tooling such as Prisma Cloud (or similar).
Monitor network traffic, system logs, and security alerts to detect and respond to security incidents, including investigating anomalies and breaches and taking actions to mitigate risk.
Develop and implement incident response plans to address security breaches, incidents, and other security concerns.
Monitor and assess threat intelligence feeds, perform threat analysis, and conduct risk assessments to identify emerging threats and vulnerabilities.
Collaborate with platform engineers, ISSOs, developers, IT, software development, and compliance teams to establish, embed, and enforce security policies, standards, and procedures across the system lifecycle.
Conduct regular security assessments of container orchestration platforms, microservices, and APIs, identify vulnerabilities and weaknesses, and recommend mitigations.
Maintain accurate documentation of security architecture processes, control implementation procedures, configurations, and continuous monitoring strategies, and prepare reports on security findings, incidents, and actions taken.

Required Qualifications

Active TS/SCI with CI Poly security clearance.
CISSP (or equivalent certification) to support DoD 8140 requirements.
Bachelor’s degree in Computer Science, Information Security, or a related field.
7+ years of experience as a cybersecurity engineer focused on designing and implementing security controls and enabling continuous monitoring and auditing for compliance (including NIST SP 800-53, RMF, ICD 503, FISMA, FedRAMP).
Strong skills specifying and implementing log collection into tools such as Splunk and querying and analyzing aggregated logs to identify security-relevant anomalies or risks.
Experience using security tools such as Fortify, Acunetix, and Prisma Cloud.
Proficiency in incident response, security incident handling, and forensic analysis techniques.
Hands-on experience implementing and validating security controls within a containerized/Kubernetes/DevSecOps environment for IL5/IL6+.
Experience performing periodic security checks to support continuous monitoring aligned with the NIST Risk Management Framework.
Strong understanding of network protocols, operating systems, and infrastructure components.
Effective communication skills to convey complex technical concepts to both technical and non-technical stakeholders.

Technologies and Frameworks

Containerized environments, service mesh technologies, microservices
Image scanning, firewalls, intrusion detection/prevention systems, endpoint protection
Encryption mechanisms, runtime protection, RBAC, network segmentation
CI/CD pipelines, DevSecOps
RMF, NIST SP 800-53, ICD 503, FedRAMP, FISMA, NIST Risk Management Framework
Security monitoring and logging solutions, Prisma Cloud, Splunk
Fortify, Acunetix
Container security tools, container orchestration platforms, Kubernetes, API

Benefits

Free Platinum-Level Medical/Dental/Vision coverage, 100% paid by ENS
401k Contribution from Day 1
PTO + 11 Paid Federal Holidays
Long & Short Term Disability Insurance
Group Term Life Insurance
Tuition, Certification & Professional Development Assistance
Workers’ Compensation
Relocation Assistance

Candidate AI Usage Policy

AI tools are an important part of daily work at ENS Solutions, with a focus on responsible and ethical use.
Candidates are not permitted to use artificial intelligence or other assistive tools during interviews, whether in person or virtual, unless explicit permission has been granted in advance.

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20d ago

SR Computer Scientist - Information System Security Engineer (ISSE)

DarkStar Intelligence LLC Reston, VA

Reston, VA

20d ago

Full time Senior Application Security Cissp

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Job Description

The Senior Computer Scientist, serving as an Information System Security Engineer (ISSE), will act as the primary cybersecurity authority for tools and CI/HUMINT data-management systems. The position is responsible for ensuring security is built into system design and development, then assessed, accredited, and sustained across the system lifecycle, including coordination of ATO and cross-domain security requirements.

Responsibilities

Ensure UMM tools and data-management systems meet DIA security requirements and applicable federal security standards.
Embed and integrate security controls across software design, development, deployment, and sustainment activities.
Perform security assessments, risk analyses, vulnerability assessments, and continuous compliance monitoring.
Support Authority to Operate (ATO) activities, including required security documentation and certification/accreditation coordination.
Implement security controls in alignment with NIST and DoD standards and applicable DIA frameworks.
Define and coordinate security requirements for cross-domain data transfers with Service and Combatant Command tool administrators.
Support secure data-sharing and system access requirements for operational use.
Coordinate with the DIA CIO on security certification, accreditation, and security-update activities.
Advise the Technology Project Manager on security requirements and support Software Engineers in applying secure coding practices.
Ensure foreign-disclosure requirements and controls are incorporated into system designs and data-sharing processes.
Maintain security controls and standards during system sustainment and support revisions to data-transfer security requirements.

Required Qualifications

Extensive experience with Risk Management Framework (RMF) and ATO processes.
Demonstrated expertise implementing security controls, conducting risk assessments, and performing vulnerability assessments.
Knowledge of NIST, DoD, DIA, and Intelligence Community cybersecurity frameworks and policies.
Experience securing intelligence systems, software applications, and data-management environments.
Knowledge of cross-domain security architectures, system access controls, and secure data-sharing practices.
Ability to work across technical and operational teams, translating security requirements into implementable controls while balancing security with mission needs.
Strong analytical skills, attention to detail, and current awareness of evolving cyber threats and security technologies.

Technologies & Knowledge Areas

Risk Management Framework (RMF)
ATO
NIST
DoD
DIA
Intelligence Community cybersecurity frameworks and policies
CI/HUMINT
CISSP
CAP
CISM

Preferred Qualifications

Relevant cybersecurity certification, such as CISSP, CAP, or CISM.
Experience supporting CI/HUMINT systems, secure software development, and cross-domain data-transfer solutions.
Experience working with DIA security certification and accreditation processes.

Location, Schedule, and Position Details

Location: Reston, VA (onsite).
Position level: Senior, one base full-time equivalent.
Workweek: 40-hour workweek; schedules may vary based on mission requirements.

Additional Information

Travel: May include CONUS/OCONUS travel in support of training and partner engagements.
Work environment: On-site in a secure facility; instruction and coordination conducted in classified environments.

Security Requirement

All applicants must be U.S. citizens and eligible to obtain and maintain a U.S. government security clearance.

Benefits

Medical, dental, and vision coverage
Paid time off (PTO) and holidays
401(k) retirement plan options
Professional development and training opportunities

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22d ago

Lead Systems Engineer

Titan Technologies Reston, VA

Reston, VA

22d ago

Full time Design DevOps DevSecOps

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Job Description

Titan Technologies is seeking a Lead Systems Engineer to support a mission-focused Government customer in delivering full lifecycle services that modernize and advance critical software capabilities. The role leads multi-discipline engineering efforts across requirements, design, integration, testing, and sustainment within a DevSecOps and Continuous Release approach, including planning and traceability for system improvements.

Responsibilities

Lead multi-level engineering teams across requirements engineering, solutions engineering, scheduling, reliability, resiliency, service development, integration, testing, evaluation, maintainability, and system-level analysis.
Lead planning and traceability activities, including user requirements, architecture alignment, procedures, workflow reviews, and system improvement efforts.
Oversee development of technical solutions and system designs based on requirements analysis and emerging technological opportunities.
Support Government efforts to capture and translate mission and customer needs into systems and capability requirements, including allocating requirements to architecture components and supporting program execution.
Contribute to systems integration across multiple systems, services, processes, and interfaces.
Provide expertise in strategic technical planning, project management, performance engineering, risk management, and interface design.
Conduct Analysis of Alternatives (AoAs), Course of Actions (CoAs), Trade Studies, and Engineering Assessments.
Integrate multiple systems, services, processes, and interfaces within a Major Systems Acquisition across organizational and agency boundaries.
Share all salient facts relevant to the task at hand to maintain transparency.
Provide honest, frank feedback to Government leads on the achievability of deliverables within proposed timeframes.
Communicate unexpected setbacks quickly and propose mitigation actions, incorporating lessons learned into future planning.
Communicate with Government stakeholders on achievability of system and program goals, including setbacks and mitigation steps for impediments.

Requirements

DoD TS/SCI clearance required.
5+ years developing system architecture and system design documentation.
Experience working with and/or in the Intelligence Community (IC).
Scaled Agile Framework (SAFe) Agilist or Certified Scrum Master (CSM) certification.
Strong knowledge of standard software development processes, including DevOps, requirements engineering, coding, documentation, configuration management, quality assurance, integration, and testing.
Familiarity with U.S. Government information sharing frameworks, policies, and interoperability requirements.
Familiarity with system modeling.

Technologies

DevOps
Scaled Agile Framework (SAFe)
Certified Scrum Master (CSM)
Continuous Integration and Continuous Delivery (CI/CD)
DevSecOps
U.S. Government information sharing frameworks
System modeling
XML
Build and automation tools
Software development kits (SDK)
Common programming languages

Education

BS degree with 8-12 years of prior relevant experience, or Master’s degree with 6-10 years of prior relevant experience.

Location and Experience

Location: Reston, VA (onsite)
Minimum Experience: 5 years

IT’s Great If You Also Have

Demonstrated knowledge of the current NSG/ASG and NRO enterprises.
Experience leading analysis of user requirements, concept of operations documents, and high-level architectures to develop system requirements specifications.
Experience with structured analytic techniques, XML, DevOps tools, build and automation tools, software development kits (SDK), and common programming languages, including demonstrated ability to build code collaboratively in team environments following agile or other standard methodologies.

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22d ago

Cleared AI and Data Engineer (CI Poly)

Optisources LLC Reston, VA

Reston, VA

22d ago

$150k - $200k/yr Full time Artificial Intelligence Cleared Ai Data Engineer

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Job Description

Optisources LLC is hiring a Cleared AI and Data Engineer to help build and support AI/ML solutions deployed in an enterprise. This is a full-time role with an onsite location in the Reston, VA or Washington, DC area and a compensation range of $150,000 to $200,000 per year. If you hold the required clearance and can relocate to the area before starting, this position offers benefits that support your day-to-day life.

Benefits

401(k)
Health insurance
Paid time off

Location and Work Style

Work location: In person

Primary area: Reston, VA or Washington, DC

Ability to commute: Reston, VA 20191

Relocation requirement: Reston, VA 20191 (relocate before starting work)

Security Clearance

Top Secret (required)
TS SCI CI Poly or TS SCI (required)

Pay and Employment Type

Job type: Full-time
Salary: $150,000.00 - $200,000.00 per year

Role Summary

Support AI/ML solutions that are deployed in an enterprise. This position is designed for cleared professionals who can work onsite in the Reston, VA or Washington, DC area and meet the required security and relocation requirements.