UNKNOWN

ADAPTED_NOW

YEAR

Join a team where innovation meets mission, our AI, cloud, cyber, and modernization solutions save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide. Support day-to-day operation of AWS platform services, including monitoring, logging, access control, patching, backup, and configuration management.

Credence

Cloud Platform Engineer- Entry Level

Credence Mgmt Solutions

Support audit readiness and compliance for CMMC Level 2 and SOC 2, including maintaining network-layer controls in the System Security Plan (SSP), providing firewall and network evidence for assessments, and contributing to ISSO functions as needed. Experience with network monitoring and management platforms such as PRTG Network Monitor, network documentation tools such as NetBox, and network automation and configuration management tools such as Ansible.

Network Security Engineer

Experience developing, maintaining, or troubleshooting CI/CD pipelines using GitLab CI/CD, Jenkins, GitHub Actions, AWS CodePipeline, or similar platforms. Ability to troubleshoot complex technical issues across infrastructure, deployments, networking, permissions, and containerized workloads.

Cloud Platform Engineer

FEED

Utilities and mobile operators rely on our Power Delivery Services Team for reliable power and telecommunication expertise, as reflected through our work with more than 50 investor-owned utilities, more than 160 municipals/cooperatives, as well as a growing number of mobile operators, local utility providers and private developers. Leidos seeks the best and the brightest, and in return, we invest in you, with an eye on your future, through career advancement, growth opportunities and continuous improvement via mentoring, formal and informal project management training and assistance with obtaining pertinent certifications.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Lead Substation Engineer

Appcast Exclusive 1

Monitoring, Observability & Incident Response: Implement monitoring, logging, tracing, dashboards, and alerting across cloud infrastructure, Kubernetes, applications, and platform services using technologies such as AWS CloudWatch, Security Hub, GuardDuty, Splunk/ELK, Prometheus, Grafana, OpenTelemetry, or comparable solutions. Collaboration & Knowledge Sharing: Work closely with software engineers, AI engineers, cybersecurity teams, cloud engineers, architects, and mission stakeholders to integrate security, automation, and platform capabilities throughout the software development lifecycle.

Platform Engineer - DevSecOps

Utilize RF spectrum engineering tools and databases , including the Technical Compatibility and Analysis Tool (TCAT) and Government Master File (GMF), to perform circle searches, transmitter/receiver analyses, Desired-to-Undesired (D/U) signal ratio calculations, and other RF compatibility assessments. • Conduct RF spectrum compatibility and interference analyses of C-UAS detection and mitigation systems, including frequency deconfliction, RF propagation, and geospatial analysis, to identify potential impacts to FAA and National Airspace System (NAS) communications, navigation, surveillance, and other safety-critical systems.

Junior Radio Frequency (RF) Engineer/Spectrum Engineer

HOUR

Strong experience configuring, administering, and troubleshooting DevSecOps tools, including CloudBees Jenkins, GitHub Enterprise, SonarQube, JFrog Artifactory, and security scanning solutions. Execute the Cloud-to-AGC (C2AGC) pre-migration checklist, evaluating site prerequisites, organizational readiness, administrative access, and AGC-specific architectural requirements.

<p style="color: var(--silver); font-size: 20px">Every day, System One focuses on services and solutions that require a high degree of specialization, in-demand technical skills, and large-scale operational expertise. We are essential partners to those on the front lines of our nation’s most critical infrastructure, technology, and life sciences initiatives. </p>
<p style="color: var(--silver); font-size: 20px">Founded more than 40 years ago as a staffing partner to the engineering industry, today System One is a diversified organization operating in over 50 locations and putting more than 9,000 people to work in the United States, Canada, and the United Kingdom.</p>

System One

Cloud DevOps Engineer

Strong understanding of ETL, ELT, and other similar data pipeline processes, as well as Enterprise Data and Storage Systems, such as experience with OpenSearch/Elastic Search, Kafka, Bedrock, Glue, DataBricks, Snowflake, AWS S3, RDS, EBS, or Glacier. You’ll drive agentic AI development lifecycles and collaborate across engineering, data, and stakeholder teams to deliver high-impact, cloud-native AI capabilities that advance federal missions.

Senior Data Engineer

Under mentorship from senior AI leaders, you’ll drive agentic AI development lifecycles and collaborate across engineering, data, and stakeholder teams to deliver high-impact, cloud-native AI capabilities that advance federal missions. Exposure to adjacent skillsets such as data engineering, data science, UI/UX, cloud engineering, and platform engineering to understand the entire software ecosystem.

AI Software Engineer

Cherokee Strategic Edge is seeking a Data Engineer to support Defense analytical requirements with enhanced scientific research, and contribute to the DIE’s integrated all-source analysis of foreign defense capabilities for warfighters, Defense planners and policymakers. • Bachelor's degree in computer science, Computer Engineering, Information Technology or related STEM degree program, or four years of equivalent level experience as a client Server Engineer.

Cherokee Federal

Data Engineer - Senior

As a critical member of our Facilities Team, the Building Systems Engineer, Senior Associate is responsible for the operation, maintenance, and repair of Net Zero building systems, including mechanical, electrical, plumbing, life safety, and building automation systems. Conducts routine building walk-throughs to assess system performance, document equipment condition, identify energy inefficiencies, and report deficiencies requiring corrective action that could impact energy use or NZE performance targets.

HITT Contracting

Building Systems Engineer

We are seeking a Senior Telecommunications Design Engineer to support a secure federal communications environment responsible for maintaining and modernizing mission-critical telecommunications and data center infrastructure. The engineer will develop engineering documentation and infrastructure designs supporting secure voice, data, and communications systems within a high-availability environment.

Telecommunications Design Engineer

To succeed in this role, you should combine deep hands-on engineering expertise with modern front-end skills, the ability to guide development teams, improve existing systems, and enforce disciplined configuration management practices in support of DAAS AI/ML modernization efforts. You will manage software development and support efforts using formal specifications, data flow diagrams, and other accepted design techniques and Computer-Aided Software Engineering (CASE) tools, while providing reliable cost and schedule estimates to program leadership.

Senior Applications Engineer

Every day, our team members do amazing things in pursuit of our shared purpose to build trust with our clients, partners, subcontractors, and teammates. The Project Engineer Safety (PES) team member is paired with a safety sponsor from the HITT Safety Department for at least one year of on-site experience, following a structured, year-long development plan.

Safety Project Engineer

The ideal candidate will possess advanced software engineering expertise, strong development skills, and the ability to mentor team members while contributing hands-on to complex technical initiatives. We are seeking an experienced Senior Software Engineer to provide technical leadership and drive the design, development, and delivery of mission-critical software solutions.

Senior Software Engineer C#

Experience building enterprise software systems that run in Azure Cloud environment using technologies such as Azure Container Apps (or AKS), Azure Functions, Azure Queue Storage (or Service Bus Queues), Azure Service Bus Topics (or Event Grid), Azure Blob Storage, Azure API Management, Azure Cosmos DB (Table API), Azure AI Search, Azure Database for PostgreSQL – Flexible Server, Azure Cosmos DB (Gremlin API), Azure Cosmos DB (MongoDB API), Azure Bicep (or Azure CDK). This is an engineering role that works as part of the software engineering team towards the development and deployment of enterprise and informatics software systems to support cancer clinical trials and research.

C#/.Net Software Engineer

The Senior Network Engineer (CCIE) leads hands-on assessment, troubleshooting, remediation, and validation of enterprise network services supporting video and other time-sensitive applications. • Assess network architecture, device configurations, routing domains, VLANs, dependencies, and operational constraints; compare documented designs with observed behavior.

Senior Network Engineer (CCIE, Secret Clearance required)

Build Landing Zone including AWS Organizations, SCPs, account vending, KMS, monitoring stack, and Infrastructure as Code (IaC). System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America.

Cloud Engineer - Secret Clearance Required

Bachelor's degree in Systems Engineering, Computer Science, Software Engineering, Electrical Engineering or a related STEM discipline and 8-12 years of prior relevant experience or a Master’s with 6-10 years of prior relevant experience. Lead system performance assessments, troubleshoot complex issues across applications, infrastructure, interfaces, networks, and data flows, identify and mitigate technical risks, and drive solutions that ensure system reliability, mission effectiveness, and operational performance.

Sr. Systems Engineer

Master's degree in cybersecurity, information assurance, computer science, or a comparable technical discipline strongly preferred; comparable advanced technical qualifications or demonstrated expertise may be considered. Requirements Bachelor's degree in cybersecurity, computer science, information technology, information systems, engineering, or a related technical discipline preferred; relevant experience may be considered in lieu of a degree.

Certification Engineer Jobs in Manassas, VA

Cloud Platform Engineer- Entry Level Credence

Network Security Engineer Credence

Cloud Platform Engineer Credence

Lead Substation Engineer Leidos

Platform Engineer - DevSecOps Credence

Junior Radio Frequency (RF) Engineer/Spectrum Engineer Leidos

Cloud DevOps Engineer System One

Senior Data Engineer Credence

AI Software Engineer Credence

Data Engineer - Senior Cherokee Federal

Building Systems Engineer HITT Contracting

Telecommunications Design Engineer System One

Senior Applications Engineer Credence

Safety Project Engineer HITT Contracting

Senior Software Engineer C# System One

C#/.Net Software Engineer System One

Senior Network Engineer (CCIE, Secret Clearance required) System One

Cloud Engineer - Secret Clearance Required System One

Sr. Systems Engineer System One

Cyber Threat Engineer System One

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