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129 trading systems developer jobs at 74 companies in Frederick, MD

1mo
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Systems Engineer
Herndon or Bowie
$80k-$128k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
3+ YOEU.S. citizenship and ability to obtain/maintain Public Trust; degree-plus-experience combinations (Bachelors+5, Masters+3, Associates+7, HS+9); systems engineering lifecycle experience, requirements development, trade studies, integration, V&V.
MBSE, SysML, DOORS, Cameo
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1mo
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Systems Engineer
Herndon or Bowie
$80k-$128k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
3+ YOEU.S. citizenship and ability to obtain/maintain Public Trust; systems engineering experience across full lifecycle (requirements, design, integration, V&V); degree-plus-experience combinations required; experience with trade studies and requirements management.
MBSE, SysML, DOORS, Cameo
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10h
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Systems Engineer Journeyman
Arlington, Virginia, United States
$115k-$135k/yr HybridFull Time
ASM ResearchNYSE: ACN: Provides IT and healthcare services to government agencies.
3+ YOEBachelor's or equivalent, 3+ years systems engineering in government/defense, requirements traceability, MBSE experience, trade-study capability, ability to obtain background investigation, U.S. citizenship required.
MBSE, Cameo, Enterprise Architect
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3mo
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Building Systems Engineer - 2026-2027
Winchester, Virginia, United States
$26-$40/hr OnsiteFull Time
Winchester Public Schools
Winchester Public Schools: Provides K-12 public education and student services in Winchester, Virginia.
Performs skilled maintenance across trades (electrical, HVAC, plumbing, mechanical, welding), assists with building systems management, and supervises facilities staff; must handle variable schedules and weather.
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2mo
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Systems Engineer III (Remote Sensing Systems Architecture)
Seattle or Denver or Huntsville or Reston or Los Angeles
$121k-$169k/yr RemoteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
5+ YOE5+ years in aerospace/defense systems engineering; experience with RF sensing, requirements management, GMTI/AMTI concepts; architecture trade studies; TS/SCI clearance.
DOORS, Jama, MATLAB, STK
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3w
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Senior Systems Engineer/Architect
Springfield, Virginia, United States
$145k-$165k/yr OnsiteFull Time
Diaconia
Diaconia: Provides secure IT modernization and engineering for government agencies.
10+ YOEBachelor's in a technical field, 10+ years systems engineering/architecture/integration experience, experience with requirements analysis, AoA/trade studies, interoperability assessments, and strong communication skills.
ServiceNow, AWS, Azure, Google Cloud
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4w
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Senior Associate, Building Systems Engineer
Falls Church or Washington
OnsiteFull Time
HITT Contracting
HITT Contracting: National general contractor providing commercial construction and renovation services.
3+ YOE3+ years commercial building operations experience; EPA CFC, OSHA 30, and LEED GA preferred; technical training in HVAC/controls; ability to operate diagnostic tools, read construction drawings, and follow preventive maintenance programs.
BMS/EMS, building automation systems
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3d
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Senior Robotics Engineer for Tailored Autonomous Systems Group
Laurel, Maryland, United States
$105k-$290k/yr OnsiteFull Time
Johns Hopkins University Applied Physics Laboratory
Johns Hopkins University Applied Physics Laboratory: Conducts research and engineering for national security and space.
8+ YOEBachelor's in a technical field, 8+ years developing or fielding complex engineering or robotic/autonomous systems, leadership experience, system-level trade studies, and ability to obtain Top Secret/TS-SCI clearance.
Python, C++, Model-Based Systems Engineering (MBSE), SysML
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1w
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Lead Engineer
Baltimore, Maryland, United States
$38/hr OnsiteFull Time
Four Seasons Hotels and Resorts
Four Seasons Hotels and Resorts: Operates luxury hotels, resorts, and branded residential properties globally.
2+ YOEMaintain HVAC and building systems, perform preventive maintenance and repairs, supervise and train maintenance staff; trade school or equivalent, Universal EPA, trade license or maintenance certifications preferred.
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2mo
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Lead Operating Engineer
Chantilly, Virginia, United States
$40-$48/hr OnsiteFull Time
Cushman & Wakefield
Cushman & WakefieldNYSE: CWK: Global commercial real estate and property services firm.
5+ YOE5+ years in operating mechanical, electrical, and plumbing systems; appropriate trade licenses; HVAC and building systems knowledge.
Outlook, Excel, Word, HVAC, Boilers, Pumps, Refrigerant systems, Energy management systems
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22h
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Operating Engineer
McLean, Virginia, United States
$66k-$81k/yr OnsiteFull Time
JLL
JLLNYSE: JLL: Global commercial real estate and investment management services.
2+ YOE2-4 years maintaining commercial building systems; ability to operate, troubleshoot, and repair HVAC, electrical, plumbing and related systems; EPA 608 preferred; competency in trade-specific systems and CMMS.
Microsoft Word, Microsoft Excel, CMMS, BAS
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4w
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Senior Engineer 1
Arlington, Virginia, United States
OnsiteFull Time
VHC Health
VHC Health: Community health system providing comprehensive medical and hospital services.
4+ YOERequires four years as a general mechanic/engineer; trade course or equivalent preferred. Responsible for installation, maintenance and repair of plumbing, steam, electrical, HVAC, and carpentry systems.
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2mo
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Maintenance Engineer
Rockville, Maryland, United States
$21-$22/hr OnsiteFull Time
Driftwood Hospitality Management
Driftwood Hospitality Management: Hotel management and development firm for hospitality properties.
Maintenance trades knowledge across electrical, plumbing, mechanical and carpentry; basic HVAC; troubleshoot hotel systems; ability to stand long shifts; high school diploma preferred.
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2w
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Chief Engineer
Washington, District of Columbia, United States
$80k-$90k/yr OnsiteFull Time
HEI Hotels & Resorts
HEI Hotels & Resorts: Operates and invests in luxury and upper-upscale hotels and resorts.
3+ YOE3+ years hands-on engineering experience, vocational/military/trade training in HVAC, electrical, plumbing or carpentry, leadership and basic accounting skills, knowledge of life-safety systems and hotel operations.
Microsoft Office, Internet
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2w
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MAIN STATIONERY ENGINEER
Westminster, Maryland, United States
$34-$51/hr OnsitePart Time
LifeBridge Health
LifeBridge Health: Provides hospital and comprehensive healthcare services in Maryland
3+ YOE3+ years trade/apprenticeship experience in electrical, HVAC, or boiler operations; knowledge of building management systems; SENG certification and fleet safety; high school diploma preferred.
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2w
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Lead Building Engineer
Arlington, Virginia, United States
$74k-$100k/yr OnsiteFull Time
CBRE
CBRENYSE: CBRE: Provides global commercial real estate services and investment management.
8+ YOEHigh school diploma/GED and 8+ years building systems experience; Universal CFC required; additional trade certifications preferred; ability to perform heavy lifting and complex maintenance.
Microsoft Office Outlook
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2mo
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Maintenance Engineer
Washington, District of Columbia, United States
$50k-$62k/yr OnsiteFull Time
Hines
Hines: Global real estate investment, development, and property management firm.
1+ YOEHigh school diploma, ~1 year related experience preferred, ability to perform preventive maintenance and repairs on mechanical, electrical, plumbing and HVAC systems, basic trade certifications preferred, ability to use power tools and maintain logs.
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1mo
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Lead Engineer
Washington, District of Columbia, United States
$53/hr OnsiteFull Time
The Donohoe Companies
The Donohoe Companies: Full-service commercial real estate, construction, and facilities management firm.
7+ YOE7+ years steam plant experience (≥500 HP), 5+ years with centrifugal chillers (≥750 tons), 3rd class DC steam engineer license or equivalent, high school diploma, 300 hours post-secondary trade education, managerial experience, computer proficiency, advanced DDC control systems knowledge.
Siemens EMCS, Lutron lighting system, DDC control systems
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2w
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Candlewood Suites Washington Fairfax - Engineer
Fairfax, Virginia, United States
$23/hr OnsiteFull Time
Aimbridge Hospitality
Aimbridge Hospitality: Operates and manages a global portfolio of third-party hotels.
Perform inspections, preventive and corrective maintenance on HVAC, plumbing, electrical and mechanical systems; lift >50 lbs; valid driver's license and high school diploma required; trade licenses desirable.
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2mo
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Engineer
Baltimore, Maryland, United States
$70k-$76k/yr OnsiteFull Time
Transwestern
Transwestern: Provides commercial real estate services, development, and investment management.
3+ YOEHigh school diploma or GED with at least 2 years related experience; 3+ years building maintenance; HVAC, electrical, and building systems knowledge; appropriate trade licenses; proficient with MS Office; on-site role.
Microsoft Office, Outlook, Word, Excel, HVAC, Building Automation Systems
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