14,527 sr engineer jobs at 1,955 companies in Manassas, VA
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Sr. Systems Engineer, TS/SCI with Poly
Laurel, Maryland, United States
$176k-$282k/yr OnsiteFull Time
20+ YOETwenty years of Systems Engineering experience; TS/SCI with Poly; bachelor's degree in a related field; active clearance required.
AWS, Cloud Computing
3mo
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Sr. Software Engineer
Tucson or Centennial or Chantilly
$190k-$260k/yr OnsiteFull Time
15+ YOEProficient in modern software engineering, C++ and Python, 15+ years experience, TS/SCI clearance, US citizenship.
C++, Python, Linux, Gitlab, CI/CD, Docker, Kubernetes, PIP
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Sr. Water Resources Engineer - Water Business
Fort Worth or Fairfax or Richmond or Virginia Beach
$110k-$140k/yr OnsiteFull Time
8+ YOEBachelor's in Civil or Biosystems engineering; 8+ years experience; VA PE or ability to obtain; strong communication and project leadership; MS Office proficiency.
Microsoft Office
3mo
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Sr Network Engineer
Springfield, Virginia, United States
$97k-$131k/yr HybridFull Time
5+ YOESenior network engineer with 5+ years of relevant experience; Active Secret clearance with favorable Tier 5; IAT Level III, CCNP-E, CCSA certifications; Bachelor’s degree or 4 years substitute; experience in LAN/WAN, BGP, MPLS, LDP; multi-vendor device config; hybrid work in Springfield, VA.
BGP, MPLS, LDP, LAN/WAN, CCNP, CCSA
3mo
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Sr. Cybersecurity Engineer
Fort Meade or Laurel
OnsiteFull Time
8+ YOEEight+ years of cybersecurity experience in a DoD environment; Bachelor's in Cybersecurity; DCWF 8140/8570 certifications may be required.
Firewalls, Encryption, Vulnerability Analysis, DoD Networks, Risk Assessment
3mo
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Sr. Data Engineer
Fairfax, Virginia, United States
$106k-$159k/yr OnsiteFull Time
8+ YOE8+ years IT data architecture, public trust clearance, US citizen, Bachelor's degree; Expertise in Databricks, Delta Lake, Delta Live Tables; Spark; ETL/ELT tools; advanced SQL; data pipelines; AWS; CI/CD; Kafka; Python.
Databricks, Structured Streaming, Delta Lake, Delta Live Tables, Spark, Spark SQL, Spark DataFrames, PySpark, SSIS, Pentaho, Data Migration Service, Python, Pytest, Unittest, JSON, Kafka, Confluent, Schema Registry, ksqldb, Kafka Streams, Airflow, Jenkins, Docker, CloudWatch, AWS, DynamoDB, S3, Kinesis, DBT, Great Expectations
3w
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Principal/Sr. Principal Engineer Electromechanical
Fairfax, Virginia, United States
$114k-$213k/yr OnsiteFull Time
5+ YOETS/SCI clearance, willingness to take full‑scope polygraph, STEM degree, 5+ years relevant experience (principal) or 8+ (sr. principal), expertise in software‑defined radios, RF and IP networking, ability to travel up to 25%.
STK, Linux
3mo
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Sr. Staff Site Reliability Engineer-Federal, Security Clearance
Crystal City, Virginia, United States
$140k-$200k/yr OnsiteFull Time
7+ YOEActive Secret clearance; 7+ years SRE experience in operations and engineering; Linux, network troubleshooting, automation (Ansible, Terraform); Python; AWS ECS/Kubernetes; vulnerability monitoring; virtualization and networking.
Python, Ansible, Terraform, Kubernetes, AWS, Linux, Docker
3mo
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Sr. Distinguished Engineer
McLean or Richmond
$315k-$359k/yr OnsiteFull Time
9+ YOEBachelor’s degree; 9+ years in enterprise architecture, software engineering, ML; cloud platforms; web systems; security engineering.
Java, Python, Go, JavaScript/TypeScript, Swift, React, Angular, Web platforms, AI/ML tooling, Cloud platforms (AWS/Azure/GCP), Networking, Security engineering
3mo
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Sr. Water Systems Engineer, DC Design Engineering
Austin or Seattle or Herndon
$137k-$185k/yr OnsiteFull Time
6+ YOE6+ years data center design/engineering; Bachelor's in Engineering; knowledge of water treatment for industrial facilities; experience with design, construction, operations, and maintenance of data centers; ability to coordinate with utilities and AHJs.
3w
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Sr Research Engineer
Reston, Virginia, United States
$164k-$222k/yr HybridFull Time
8+ YOEBachelors and Masters in CS/Engineering or related, 8+ years research engineering experience, systems and network security expertise, prototype development, publications, and strong development skills.
C, C++, Java, Python, SQL, NoSQL
1w
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Sr. Engineer (HVAC)
Burlington or Boston or Alpharetta or Philadelphia or Ashburn
$120k-$190k/yr HybridFull Time
8+ YOEBachelor's degree in mechanical engineering, PE license, 8+ years of lead mechanical engineering experience, project management expertise, multidisciplinary coordination, and proficiency with HVAC design and modeling software.
AutoCAD, Revit, Trane Trace, Carrier HAP, ASHRAE, NFPA, IMC, IECC, LEED, WELL, Energy Modeling
1w
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Sr. Systems Engineer
Columbia, Maryland, United States
$210k-$225k/yr OnsiteFull Time
15+ YOERequires TS/SCI with recent polygraph, bachelor's degree in a related engineering or computer field, and 15 years of relevant experience supporting DoD systems engineering, governance, architecture, and enterprise programs.
Atlassian Confluence, Jira, Mattermost, Scaled Agile Framework (SAFe), Agile Release Trains (ARTs), Program Increment (PI) Planning
1mo
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Sr Systems Engineer
Chantilly, Virginia, United States
OnsiteFull Time
12+ YOEActive TS/SCI with polygraph, BS in Engineering/Physics or related, 12 years in space/ground systems engineering, 5+ years agile acquisition experience, strong communication with senior government leaders.
1mo
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Sr. Systems Engineer
Chantilly, Virginia, United States
OnsiteFull Time
12+ YOEBS in Engineering/Physics, 12 years space/ground systems engineering experience, active TS/SCI with CI Polygraph, 5+ years agile acquisition experience, strong SE and GEOINT domain knowledge.
2mo
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Sr Systems Engineer
Vienna, Virginia, United States
OnsiteFull Time
7+ YOEBachelor's in engineering/CS, 7+ years systems engineering experience, Top-Secret with SCI eligibility (CI Poly ability), expertise in AWS/cloud automation, virtualization, networking, scripting (Python/Bash/PowerShell), monitoring, and troubleshooting.
AWS, AWS CloudFormation, AWS Lambda, EventBridge, GitLab, Bash, Python, PowerShell, VMware, Everfox (forcepoint) CDS, Linux, UNIX, TCP/IP
1mo
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Sr. Mechanical Engineer
Arlington or Baltimore
$115k-$150k/yr OnsiteFull Time
7+ YOEBachelor's in mechanical engineering, 7+ years engineering design experience, proficiency with AutoCAD/Revit/Trace 3D Plus, ability to obtain US Secret clearance, US citizenship required, strong technical writing and project experience.
Revit, AutoCAD, Trace 3D Plus, SpecsIntact, Unified Facilities Criteria (UFC)
4w
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Sr Systems Engineer
Fort Meade or San Antonio
$180k-$210k/yr OnsiteFull Time
15+ YOECurrent FS security clearance required, bachelor\u0002s in engineering preferred, 15+ years systems engineering, Java/REST, Agile, Atlassian, Git, IntelliJ/Eclipse, Kubernetes, JMX messaging; Kotlin, Mongo, Spring, Python, NiFi desirable.
Java, REST, Agile, Atlassian, Git, IntelliJ, Eclipse, Kubernetes, JMX, ActiveMQ, RabbitMQ, Kotlin, Mongo, Spring, Spring Boot, Python, NiFi
2mo
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Sr. System Engineer
Fort Meade, Maryland, United States
$175k-$220k/yr OnsiteFull Time
20+ YOERequires 20+ years of systems engineering experience in federal programs, active Security+ CE (or higher), active security clearance with polygraph, bachelor\u0002s in systems engineering or related (or 5 additional years experience), and expertise in system architecture, integration, and test planning.
1mo
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Sr. Communications Engineer
Washington, District of Columbia, United States
$135k-$175k/yr HybridFull Time
10+ YOEBachelor's in EE/communications/systems engineering, 10+ years in communications engineering (5+ yrs supporting DHS/DoD acquisitions), active Top Secret clearance, RF/spectrum expertise, Cambium LINKPlanner and Spectrum-E proficiency, ability to author MD 102 artifacts.
Cambium LINKPlanner, Spectrum-E, DOORS, Innoslate, Cameo, MATLAB, STK, HFSS