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2497 Junior Systems Engineer jobs in Washington,DC

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Junior Engineer - Various Disciplines

CACI International Inc

Annandale, VA 22003

~ 22 min Onsite

Minimum Clearance Required to Start: Secret
Bachelor's degree in engineering or technical field
Minimum of two years of experience supporting military clients in engineering
Possesses analytical and problem-solving skills for both technical and business-related matters.
Excellent communications and analytical skills.
Experience with DoW/Navy program management, engineering, Government technical management, or Industry business / technical management
Active DoW Secret Clearance
Familiarity with DoW acquisition process
Percentage of Travel Required: Up to 10%
Type of Travel: Local

SmartExplore AI is experimental.

New, Posted 1 day ago

Data Engineer

ManTech International

Chantilly, VA 20151

New, Posted 6 hours ago

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Test Engineer

RCT Systems

Reston, VA 20190

Flexible Schedule

New, Posted 12 hours ago

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System Administrator

Maximus

Fort Meade, MD 20755

OnsiteHealth InsurancePaid Time OffRetirement Benefit

Active **TS/SCI clearance**
Ability to report **on‑site** in **Fort Meade, MD** up to five days per week, based on customer requirements
**IAT Level II certification** (DoD 8570/8140 compliant)
**At least 10 years of IT systems administration experience** supporting **Microsoft and Linux** platforms
**Hands‑on experience administering AWS GovCloud environments** , including:
System maintenance activities such as **patching, STIG implementation, upgrades, and vulnerability remediation**
Supporting **DoD security, compliance, and authorization (RMF/ATO)** requirements
Demonstrated experience administering, securing, and operating cloud‑based systems in **AWS** environments supporting mission‑critical workloads

SmartExplore AI is experimental.

Network Engineer

ManTech

Laurel, MD 20724

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IT Server Support with Security Clearance

Quadrant

Arlington, VA 22201

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Junior Business Analyst

Brooksource

Reston, VA 20190

$32-$35/hr

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Python Engineer

Outlier

Washington, DC

$50/hr

Remote

2+ years of experience in backend engineering, AI automation, or complex systems integration
Proven ability to build and maintain production-grade software with modular separation (e.g., distinct services for data parsing, logic processing, and reporting)
Strong command of at least two major languages (e.g., Python, JavaScript, Go, or Java) and experience working with SQL databases
Practical experience building for live, non-mocked environments and handling multi-turn system interactions
Outstanding attention to detail and the ability to provide clear, high-density technical feedback on complex system behaviors

SmartExplore AI is experimental.

New, Posted 1 day ago

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Model Based Systems Engineer

BOOZ, ALLEN & HAMILTON

Washington, DC 20011

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

5+ years of experience in applying model-based systems engineering through development of system models for defense or aerospace programs
5+ years of experience with using SysML
2+ years of experience in applying metrics suites, custom profiles, and validation rules to system models
Ability to develop and apply modeling standards and best practices
Secret clearance
Bachelor's degree in an Engineering, Science, or Technology field
CSMP Level 2 or OCSMP Model Builder- Intermediate Certification
Clearance: Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; Secret clearance is required.

SmartExplore AI is experimental.

New, Posted 1 day ago

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