1056 Software Developer Engineering jobs in Greenbelt,MD

To be eligible for this position, you must be a U.S. Citizen.
This position requires an active U.S. Government Security Clearance at the TS/SCI level.
Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).
US citizenship and a current TS/SCI clearance (with willingness to get a CI Polygraph).
Bachelor's degree in Computer Science or related technology fields
5+ years of proficient experience with:
Developing custom software solutions
Performing data extraction, manipulation, visualization, and analysis with strong proficiency in Java, Python or C++
Linux skills and familiarity with cloud architectures, AWS, C2S
NoSQL Data Stores - Elastic, MongoDB, etc.
Development tools such as Git, Eclipse, Maven
Ability to work both independently and in a team environment.
Ability to work full-time onsite.

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New, Posted 15 hours ago

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Software Engineer

ManTech

Annapolis Junction, MD 20701

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Project Sales Executive (1027)

Fire Safety and Protection

Beltsville, MD 20705

$93,400-$153,400/yr

RemoteUrgently HiringEducation AssistanceHealth InsurancePaid Time Off

Bachelor's degree in business, engineering, or a related field preferred
Minimum 3 years of experience in sales, preferably within the fire protection industry or related sectors (fire alarms, sprinklers, safety systems)
Proven track record of achieving sales targets and managing multiple projects simultaneously
Strong knowledge of Sprinkler Systems, building codes, and fire safety regulations
Excellent communication, negotiation, and presentation skills
Ability to work independently, as well as collaboratively within a team
Proficiency in CRM software and Microsoft Office Suite; design software a plus
NICET certification in fire protection, or equivalent

SmartExplore AI is experimental.

New, Posted 20 hours ago

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Data Analytics Platform Engineer

BOOZ, ALLEN & HAMILTON

Arlington, VA 22201

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

3+ years of experience with data lake or analytics platforms such as Cloudera, Apache Iceberg or Snowflake
Experience designing data pipeline architectures for security operations, including log collection, normalization, enrichment and routing
Experience with defensive cyber operations, cybersecurity engineering or security platform architecture
Experience with Windows or Linux administration activities
Knowledge of architecting detection engineering pipelines, threat hunting workflows or automated response capabilities
Knowledge of managing and administrating Apache Flink, Hue, Hive or Zepplin
Knowledge of deploying platforms across cloud, on-premises and disconnected environments using Kubernetes or OpenShift
Knowledge of Zero Trust principles, DoD and IC Cybersecurity frameworks and federal compliance standards
TS/SCI clearance
HS diploma or GED
Clearance: TS/SCI clearance is required.

SmartExplore AI is experimental.

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Account Manager

Adecco

Columbia, MD 21044

$50,000-$59,998/yr

~ 27 min OnsiteUrgently HiringHealth InsuranceRetirement Benefit

Undergraduate degree: scientific discipline preferred (engineering, physics, chemistry, etc.)
AND**/** OR sales experience into industries using engineering, physics, chemistry or specialist materials e.g. ceramics, polymers, alloys, metals, etc.
Excellent presentation skills including writing and editing PowerPoint or Prezi.
Developing influencing, negotiating and relationship building skills both internally and externally.
Excellent telephone and listening skills.
Experience in and willingness to visit customers face to face on occasion.
Ability to teamwork, drive communication and collaboration, ability to work on own initiative, proactive approach.
Creative and results driven.
Excellent written and spoken communication skills.
Advanced spreadsheet skills, ability to extract and analyze data.
Experience using CRM and analyzing customer data in Excel.
Knowledge of other languages would be an advantage.
Well-organized with a customer-oriented approach.

SmartExplore AI is experimental.

New, Posted 1 day ago

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SME DevSecOps Engineer

GovCIO LLC

Fairfax, VA 22031

$200,000/yr

Hybrid~ 39 min

Bachelor's with 12+ years (or commensurate experience)
Active Secret clearance with ability to obtain and hold DEA suitability
Strong proficiency with AWS services used in modern DevSecOps platforms, including IAM, ECS/EKS, Lambda, EC2, S3, CloudWatch, CloudTrail, KMS, Secrets Manager, and VPC‑level security controls.
Hands‑on experience designing, building, and maintaining enterprise‑grade CI/CD pipelines using GitHub Actions or other YAML‑based automation frameworks.
Expertise in infrastructure‑as‑code using Terraform, CloudFormation, or CDK, including modular design, environment provisioning, and enforcing configuration baselines.
Strong understanding of containerization technologies such as Docker and Kubernetes, including image hardening, policy enforcement, admission controls, network policies, and automated image scanning.
Experience implementing DevSecOps security controls such as SAST, SCA, IaC scanning, dependency validation, secrets detection, and supply‑chain protection within the CI/CD pipeline.
Experience with cloud‑native networking, load balancers, service mesh, and secure service‑to‑service communication patterns.
Proficiency in setting up automated test frameworks (unit, integration, API, smoke, regression) and incorporating them into the pipeline.
Familiarity with logging, monitoring, and observability stacks such as ELK/OpenSearch, Prometheus/Grafana, AWS CloudWatch, or Datadog.
Experience with automated deployment strategies, including blue/green, canary, and rolling deployments.
Strong knowledge of Linux fundamentals, shell scripting, and troubleshooting distributed cloud systems.
Experience implementing Zero Trust‑aligned security principles (least privilege, identity‑centric access, secrets management, configuration hardening) within DevSecOps workflows.
Ability to diagnose and resolve performance, build, deployment, and pipeline reliability issues across multiple environments.
Experience supporting or collaborating with development, cloud engineering, cybersecurity, and operations teams in an Agile environment.

SmartExplore AI is experimental.

New, Posted 1 day ago

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