99 engineer i systems engineering jobs at 65 companies in Leesburg, VA
3mo
Save
Mark Applied
Hide
Systems Engineer I
Silver Spring, Maryland, United States
$83k-$108k/yr OnsiteFull Time
0+ YOEEntry-level systems engineer with a Bachelors/Masters in electrical/computer engineering or related field; 3.3 GPA; US citizenship; ability to obtain DoD clearance; strong communication; willing to work on technical/operational tasks.
C++, Java, Windows, Linux
1w
Save
Mark Applied
Hide
Engineer I, Systems
Gaithersburg, Maryland, United States
$68k-$101k/yr OnsiteFull Time
Bachelor's degree in systems, mechanical, or electrical engineering preferred; an associate's degree with commensurate experience may substitute. Requires analytical, programming, data analysis, documentation, and communication skills.
Python, MATLAB, Minitab
3w
Save
Mark Applied
Hide
Agile Systems Engineer I
Chantilly, Virginia, United States
$83k-$129k/yr OnsiteFull Time
Requires U.S. citizenship and active TS/SCI clearance with CI polygraph. Bachelor's (or Master's) or equivalent experience; knowledge of Agile, systems engineering, MBSE, requirements/configuration/schedule/risk management, and space/ground systems.
JIRA, Confluence, Rhapsody, SysML, DOORS, JSMART, SAFe
1w
Save
Mark Applied
Hide
Software Systems Controls Engineer I & II
Reston, Virginia, United States
$95k-$192k/yr HybridFull Time
1+ YOEEngineering degree and 1+ years for Engineer I or 2+ years for Engineer II; safety-critical embedded control systems experience; SysML and Simulink familiarity; U.S. citizenship required.
SysML, Simulink, Python, C, C++, Groovy, Cameo, Capella, MATLAB Simulink, PREEvision, SCADE, Jenkins, Rapita
1mo
Save
Mark Applied
Hide
Systems Engineer Senior I
Chantilly or Wake Forest
OnsiteFull Time
6+ YOE6+ years experience with BS in Systems/EE or related; systems engineering rigor, radar or signal-processing experience, integration & test, Linux-based lab experience, ability to document requirements and lead small teams; U.S. nationality may be required.
Linux, Matlab, Mathcad
3w
Save
Mark Applied
Hide
Agile Systems Engineer I
Chantilly, Virginia, United States
$83k-$129k/yr OnsiteFull Time
0+ YOEActive Top Secret/SCI with CI Polygraph, US citizenship, degree or equivalent experience, knowledge of Agile, strong systems engineering experience across requirements, risk, configuration, schedule, and testing.
JIRA, Confluence, DOORs, Rhapsody, SysML, OMG Systems Modeler, JSMART
3mo
Save
Mark Applied
Hide
Senior Intelligent Transportation Systems Engineer (Transportation Engineering Manager I)
Baltimore County, Maryland, United States
$86k-$134k/yr HybridFull Time
7+ YOE2+ MgmtBachelor's in engineering; 7 years professional engineering experience, including 2 years ITS design/management.
Engineering
4w
Save
Mark Applied
Hide
Systems Engineer
Denver or Sterling
$114k-$208k/yr OnsiteFull Time
5+ YOEActive TS/SCI clearance, BS in engineering/CS/IT or higher, 5+ years SE&I experience in Mission Management, full lifecycle integration and testing, strong communication skills.
14h
Save
Mark Applied
Hide
Staff Systems Engineer I&T Lead
Fairfax or Morrisville
$177k-$266k/yr OnsiteFull Time
8+ YOESTEM degree with 8–12 years of systems engineering experience, active U.S. DoD Top Secret/SCI clearance, software integration and testing expertise, test leadership, Agile, CI/CD, and troubleshooting experience.
Confluence, Jira, Bitbucket, Jenkins, Python, Behave, MATLAB, Linux, Model-Based Systems Engineering (MBSE), Continuous Integration/Continuous Delivery (CI/CD)
2mo
Save
Mark Applied
Hide
Control Systems Project Engineer I
Fort Washington or Reston or East Windsor
$93k-$126k/yr OnsiteFull Time
4+ YOEBachelor's in engineering or CS, typically 4+ years experience, 2+ years lead control systems experience preferred, valid driver's license, ability to travel and be fit for duty.
Human-Machine Interface (HMI), Programmable Logic Controller (PLC)
1w
Save
Mark Applied
Hide
Software Systems Controls Engineer I & II
Reston, Virginia, United States
$95k-$192k/yr HybridFull Time
1+ YOEEngineering degree in STEM, 1–2+ years of engineering experience depending on level, U.S. citizenship, safety-critical embedded control systems experience, and familiarity with SysML and Simulink.
SysML, Simulink, Python, C, C++, Groovy, Cameo, Capella, Matlab Simulink, PREEvision, SCADE, Jenkins, Rapita
2mo
Save
Mark Applied
Hide
Principal Systems Engineer (Specialized Infrastructure Services)
Laurel, Maryland, United States
OnsiteFull Time
15+ YOETS/SCI with polygraph required; 15+ years systems engineering experience (Bachelor's in CS/IS/Engineering +15 years, or HS +19 years). DoD 8570 IAM Level I+, Windows/VMware/system administration, capacity analysis, and problem decomposition skills.
VMware, Windows
1mo
Save
Mark Applied
Hide
Systems Integration Engineer / Ground Architecture SEIT
Chantilly, Virginia, United States
$135k-$195k/yr OnsiteFull Time
5+ YOEBachelor's degree in a technical discipline,5+ years systems engineering experience supporting space/ground/defense systems,requirements and interface management,ICDs,RVTMs,I&T,verification,clearance required.
2mo
Save
Mark Applied
Hide
Specialized Infrastructure Services Systems Engineer
Laurel or Jessup
$146k-$234k/yr OnsiteFull Time
15+ YOEBachelor’s degree in computer science, information systems, engineering, or related field; 15+ years systems engineering; DoD 8570 IAM Level I+; TS/SCI with poly; experience in Windows, VMware, and end-user architectures.
Windows OS, VMware, Desktop systems, Networking, Storage, Servers, System administration
2w
Save
Mark Applied
Hide
Aerospace Systems Engineer I – Early Career (2026 Starts)
Kent or Denver or Reston or Cape Canaveral
$91k-$139k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
Bachelor's degree in engineering or a technical field, degree completed within the last year, and experience with complex systems, requirements, testing, integration, safety, or verification.
Interface Control Documents (ICDs), Jama, Rhapsody, Cameo, Model Based Systems Engineering
1mo
Save
Mark Applied
Hide
Staff Systems Engineer I - USPTO EUSOS
Alexandria, Virginia, United States
$70k-$75k/yr OnsiteFull Time
Expertise in audiovisual and networked systems, troubleshooting AMX/Biamp/Cisco/Crestron/QSC, TCP/IP diagnostics, and preventative maintenance; Cisco/A+/Crestron/Q-SYS certifications desired.
CISCO/Tandberg, AMX, Biamp, Cisco, Crestron, QSC Q-SYS Designer, TCP/IP
4w
Save
Mark Applied
Hide
Space RADAR Payload I&T SME - Staff Engineer Systems
Linthicum or Baltimore
$169k-$254k/yr HybridFull Time
7+ YOEBS in STEM plus extensive I&T experience for space RADAR payloads; expertise in RADAR I&T, ESA/phased array, RF hardware, firmware integration; eligible for TS/SCI clearance.
2w
Save
Mark Applied
Hide
Systems Development Engineer I
Arlington, Virginia, United States
$99k-$160k/yr OnsiteFull Time
1+ YOEAssociate degree or CND/GSEC, programming experience, Linux/Unix experience, automation experience, and active US TS/SCI clearance with polygraph required.
C++, C#, Java, Python, Golang, PowerShell, Ruby, Linux, Unix, TCP/IP, DNS, HTTP, TLS/SSL, Puppet, Chef, Ansible, AWS GovCloud, Elastic Compute Cloud (EC2), Amazon Web Services (AWS)
2mo
Save
Mark Applied
Hide
Specialized Infrastructure Services Systems Engineer
Laurel, Maryland, United States
$146k-$234k/yr OnsiteFull Time
15+ YOEBachelor’s degree in computer science or related field plus 15+ years systems engineering; DoD 8570 IAM Level I+; TS/SCI with poly; Windows, VMware, and desktop/system administration experience.
Windows, VMware, Desktop environments, Networking components
1mo
Save
Mark Applied
Hide
Sr. Systems Engineer I (6227)
Washington, District of Columbia, United States
$147k-$184k/yr HybridFull Time
5+ YOEActive Top Secret/SCI clearance, BA/BS or equivalent experience, 5+ years relevant experience, PKI infrastructure engineering, certificate and key lifecycle management, Active Directory knowledge, security/compliance expertise, and leadership on modernization efforts.
Active Directory
Explore Jobs
Expand Your Job Search
Top Cities Near Leesburg for Engineer I Systems Engineering
- Engineer I Systems Engineering jobs in Washington, DC
- Engineer I Systems Engineering jobs in Arlington, VA
- Engineer I Systems Engineering jobs in Alexandria, VA
- Engineer I Systems Engineering jobs in Frederick, MD
- Engineer I Systems Engineering jobs in Gaithersburg, MD
- Engineer I Systems Engineering jobs in Rockville, MD
- Engineer I Systems Engineering jobs in Bowie, MD
- Engineer I Systems Engineering jobs in Manassas, VA
- Engineer I Systems Engineering jobs in Hagerstown, MD
- Engineer I Systems Engineering jobs in College Park, MD
- Engineer I Systems Engineering jobs in Winchester, VA
- Engineer I Systems Engineering jobs in Laurel, MD
- Engineer I Systems Engineering jobs in Herndon, VA
- Engineer I Systems Engineering jobs in Greenbelt, MD
- Engineer I Systems Engineering jobs in Fairfax, VA
- Engineer I Systems Engineering jobs in Westminster, MD
- Engineer I Systems Engineering jobs in Hyattsville, MD
- Engineer I Systems Engineering jobs in Takoma Park, MD
- Engineer I Systems Engineering jobs in Martinsburg, WV
- Engineer I Systems Engineering jobs in Vienna, VA