3,050 linux engineer jobs at 583 companies in Fairfax, VA

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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Linux Engineer (Senior)
Herndon, Virginia, United States
$133k-$226k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
6+ YOEBachelor's degree and 6+ years relevant experience; Top Secret/SCI eligibility with polygraph; expertise with Linux (RHEL, RockyOS), BASH, Linux administration, configuration management (Ansible, Puppet, Terraform, CloudFormation); cloud and scripting skills preferred.
Linux, Red Hat, RHEL, RockyOS, BASH, Ansible, Puppet, Terraform, CloudFormation, Python, Amazon Web Services (AWS), Google Cloud, Microsoft Azure, Kubernetes, OpenShift
1d
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Linux Engineer (Expert)
Herndon, Virginia, United States
$150k-$254k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
11+ YOEBachelor's degree and 11+ years relevant experience; Expert Linux administration (Red Hat/RHEL/RockyOS), BASH/Python, Ansible/Puppet/Terraform/CloudFormation, cloud platforms, and Top Secret/SCI eligibility.
Linux, Red Hat, RHEL, RockyOS, BASH, Ansible, Puppet, Terraform, CloudFormation, Python, Amazon Web Services (AWS), Google Cloud, Microsoft Azure, Kubernetes, OpenShift
1mo
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Linux Engineer
Quantico, Virginia, United States
OnsiteFull Time
ManTech
ManTech: Provides technology solutions for defense and intelligence agencies.
4+ YOELinux engineer with RH Linux, scripting, security STIGs, Ansible, virtualization, and DevOps familiarity; requires TS/SCI clearance.
Red Hat Enterprise Linux, Ansible, Red Hat Satellite, Python, Perl, bash, Vmware, KVM, Proxmox, DISA STIGs, PostgreSQL
1mo
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Linux Systems Engineer
Sterling, Virginia, United States
OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
5+ YOECurrent Top-Secret clearance with SCI eligibility; 5+ years Linux systems engineering, 3+ years advanced Linux networking, VPN, and SaltStack automation; hands-on Debian/Ubuntu and scripting with Python/Bash.
OpenVPN 2.6+, WireGuard, IPSec, SaltStack, Python, Bash, Git, tcpdump, Wireshark, iproute2, nftables, iptables, perf, sar, vmstat, iostat, eBPF, systemd, Debian Linux, Ubuntu Linux, Docker, Kubernetes, Google Cloud Platform (GCP), Amazon Web Services (AWS), Microsoft Azure, CI/CD
2mo
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Linux Admin/Test Engineer
Hanover, Maryland, United States
OnsiteFull Time
MAXISIQ
MAXISIQ: Provides specialized cybersecurity and communications engineering for federal agencies.
3+ YOETS/SCI with CI poly; Security+ (IAM II/IAT II); CompTIA Linux+; 3+ years Linux operations; 2+ years government contracts; Cisco configuration; Windows Active Directory; VMware; containers; bachelor's degree or equivalent.
Linux, VMware, Windows Active Directory, Docker, Cisco, CI/CD tooling
3mo
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Senior Linux Engineer
McLean or Dallas
$122k-$184k/yr OnsiteFull Time
Freddie Mac
Freddie MacOTCQB: FMCC: Purchases and securitizes home mortgages for the secondary market.
5+ YOE5-7+ years of expert-level Linux engineering, AWS (EC2, EKS), automation with IaC/DevOps, Ansible, Python/Shell, security/compliance, on-call readiness.
AWS, EC2, EKS, Ansible, Python, Terraform, Linux, AAP, Shell, Puppet, Puppet, Kubernetes
3mo
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Linux Network Engineer
Manassas, Virginia, United States
HybridFull Time
VTG
VTG: Provides force modernization and digital transformation for defense agencies.
4+ YOE4+ years as a Network Engineer; 2-4 years Linux experience; BS in CS or related field; network design/architecture expertise; Secret clearance ability; US Citizen; strong communication.
Linux, VLAN, VxLAN, Cisco, Juniper, Arista, Network monitoring tools
2mo
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Network Management Systems (NMS) Linux Engineer
Sterling, Virginia, United States
$132k-$290k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
10+ YOETS/SCI with Poly required; 10+ years related experience; Bachelor's in technical field or equivalent; strong Linux (RHEL, CentOS, Ubuntu) knowledge; automation (Ansible/Puppet/Chef/Terraform), CI/CD (Jenkins/GitLab CI/GitHub Actions), scripting (Python/Bash), cloud (AWS/Azure/GCP), containers (Docker/Kubernetes), monitoring (Prometheus/Grafana/Infl...
CentOS, Ubuntu, RHEL, Riverbed, SolarWinds, Network Node Manager, Ansible, Puppet, Chef, Terraform, Jenkins, GitLab CI, GitHub Actions, Prometheus, collectd, Grafana, InfluxDB, AWS, Azure, GCP, VMware, libvirt, KVM, Python, Bash, Docker, Kubernetes, Elastic
1mo
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Linux System Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Fantom Corporation
Fantom Corporation: Provides specialized IT, engineering, and cybersecurity services for federal agencies.
4+ YOEActive Top Secret/SCI clearance and polygraph willingness, bachelor's in CS/IT/Engineering, 4+ years Linux systems engineering experience, Linux administration, AWS (EC2, S3), Agile tool familiarity (Jira, Confluence, Bitbucket), strong troubleshooting and communication.
Amazon Web Services (AWS), EC2, S3, Jira, Confluence, Bitbucket, Kubernetes, Elasticsearch, Kibana, Logstash, Oracle Access Manager (OAM), Oracle Unified Directory (OUD)
2w
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Senior Embedded Linux Engineer
Arlington or New York or District of Columbia
$210k-$250k/yr RemoteFull Time
Quartermaster AI
Quartermaster AI: Deploying AI-powered sensor networks for maritime domain awareness.
5+ YOE5+ years embedded Linux/platform software experience; strong C++ and Python; Yocto, ROS2, Jetson/TensorRT/CUDA experience; networking, OTA update systems, hardware bring-up, and cross-boundary debugging skills.
C++, Python, Yocto Project, ROS2, NVIDIA Jetson, TensorRT, CUDA, AWS IoT Jobs, Mender, Starlink, Peplink, iptables, nftables, USRP, RTL-SDR, TCP/IP, 802.11s, BATMAN, NMEA
1mo
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Linux Systems Engineer
Springfield or St. Louis
$160k-$216k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
5+ YOE5+ years Linux systems engineering; TS/SCI clearance with CI poly; US citizenship; Bachelor's degree in CS/Engineering or related; strong RHEL, Ansible, scripting.
Ansible, Bash, Python, RHEL, Satellite, Capsule, Nutanix, Grafana, Zabbix
1mo
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Cloud Linux Engineer
Warrenton or Columbia
OnsiteFull Time
Freedom Technology Solutions Group
Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.
AWS and Linux in production; databases (RDS, MySQL, Oracle); automation tools; cloud security; scripting; security clearance with polygraph.
AWS, Linux, RDS, MySQL, Oracle, Puppet, Chef, Ansible, CloudFormation, RBAC, IAM, CloudTrail, AWS Config, VPC, Security Groups, NGFW, WAF, SIEM, Python, Java, C#, Azure, Hyper-V, VMware
1mo
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Linux Systems Engineer
Springfield or St. Louis
$160k-$216k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
5+ YOE5+ years Linux systems engineering; TS/SCI clearance; US citizenship; Bachelor's in Computer Science or Engineering; experience with Ansible, Bash/Python, RHEL, Satellite/Capsule; virtualization (Nutanix); observability tools.
Ansible, Bash, Python, RHEL, Satellite, Capsule, Nutanix, Grafana, Zabbix
1mo
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Linux System Engineer
Chantilly, Virginia, United States
OnsiteFull Time
E&M Technologies
E&M Technologies: Provides cybersecurity and intelligence services to government and military.
4+ YOEBachelor’s degree in Computer Science or related field plus 4-6 years experience; US citizen; Top Secret/SCI with poly; DoD security clearance required; strong Linux and AWS experience.
Amazon Web Services, Kubernetes, ElasticSearch, Kibana, Logstash, Oracle COTS products, Confluence, Jira, BitBucket
1w
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Linux Automation Engineer
Linthicum, Maryland, United States
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
3+ YOEActive U.S. citizenship with Top Secret/SCI clearance; 3+ years technical experience (or 5 with BS); CompTIA Security+; expertise with RHEL/Ubuntu, Ansible, Kubernetes; strong communication skills.
Red Hat Enterprise Linux (RHEL), Ubuntu, Ansible, Kubernetes, Terraform, Splunk, Grafana, SolarWinds, GitHub, GitLab, Network File System (NFS), DISA STIGs, NIST 800-53
1w
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Linux Automation Engineer
Linthicum, Maryland, United States
$104k-$166k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
5+ YOETop Secret clearance with SCI eligibility, CompTIA Security+; Bachelor’s (or Master’s) plus relevant experience; expertise with Ansible, RHEL/Ubuntu in disconnected environments, Kubernetes, and IaC/monitoring tools.
Configuration as Code (CaC), Ansible, Red Hat Enterprise Linux (RHEL), Ubuntu, Terraform, Kubernetes, DISA STIGs, NIST 800-53, Splunk, Grafana, SolarWinds, Network File Systems (NFS), GitHub, GitLab
3w
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Senior Linux Server Engineer – Cloud Infrastructure
Reston or Plano
$123k-$161k/yr HybridFull Time
Fannie Mae
Fannie MaeOTCQB: FNMA: Providing liquidity and stability to the U.S. housing market.
2+ YOEManage large-scale Linux server environments in AWS and on-prem, design infrastructure solutions, monitor performance and capacity, harden Linux images, use Puppet and IaC, 2+ years hands-on Linux experience; Bachelor's required; Linux/AWS certs preferred.
AWS, Red Hat Enterprise Linux (RHEL), SUSE Linux Enterprise Server (SLES), Amazon Linux, VMware vSphere, VCF, DELL VxRAIL, CISCO UCS, PowerShell, Unix Scripting, Python, Puppet, SELinux, Infrastructure as Code (IaC)
1mo
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Staff DevOps Engineer (Linux)
Palo Alto or Atlanta or Washington
$195k-$220k/yr HybridFull Time
Quantifind
Quantifind: AI-driven platform for financial risk and fraud detection.
8+ YOE8+ years experience; strong Python or Go; Linux/Ubuntu administration; Docker, Kubernetes, Ansible; security, fleet management, monitoring/observability, release engineering, and Airflow experience.
Python, Go, Linux, Ubuntu, Docker, Kubernetes, Ansible, git, Hadoop, Nagios, PostgreSQL, Jenkins, Maven, Apache Airflow, Ganeti, Scala, NodeJS, React, AWS
4d
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Sr. Systems Engineer (Linux)
Fort Meade, Maryland, United States
OnsiteFull Time
Themis Insight
Themis Insight: Provides technical consulting and data analytics for national security.
14+ YOETS/SCI with Polygraph required; 14 years systems engineering experience; bachelor’s in related field (or 5 additional years experience); Linux/system administration, IAVA remediation, system design and integration experience.
Linux, AWS
1mo
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Linux Systems Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Trinity Global Consulting
Trinity Global Consulting: Provides professional support services to US government agencies.
4+ YOEBachelor's in Computer Science (or related) with 4+ years systems administration experience, active Top Secret clearance with CI polygraph, CompTIA Security+ before start, 2+ years AWS experience, strong Linux skills, and familiarity with Jira/Confluence/BitBucket.
CompTIA Security+, Amazon Web Services (S3 Buckets, EC2, Reserved Instances), Linux, Jira, Confluence, BitBucket, Oracle Access Manager, Oracle Unified Directory, Kubernetes, Elasticsearch, Kibana, Logstash