42 senior it systems engineer jobs at 27 companies in Brambleton, VA
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IT Systems Engineer
Arlington, Virginia, United States
$90k-$150k/yr OnsiteFull Time
5+ YOEBachelor's degree and 5 years of relevant experience, master's degree and 3 years, or 10 years without a degree. Requires active Secret clearance, systems engineering expertise, and English proficiency.
Windows, Linux, VMware, Active Directory, Infrastructure as a Service (IaaS), Platform as a Service (PaaS), Software as a Service (SaaS), NIPRNet, SIPRNet
6d
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Systems Engineer
Springfield, Virginia, United States
$112k-$179k/yr OnsiteFull Time
6+ YOEBachelor’s degree in systems engineering or related STEM field, or 6+ years as a systems engineer; 6+ years in government or industry; TS/SCI adjudication or ability to obtain SCI and pass a polygraph.
IT, Analysis of Alternatives (AoAs), Course of Actions (COAs), CRQ
3mo
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IT Systems Engineer 5 - Annapolis Junction, MD
Annapolis Junction, Maryland, United States
$150k-$225k/yr OnsiteFull Time
10+ YOEBachelor's in engineering,10+ years progressive experience,TS/SCI w/ poly required,DoD 8570 IAT-II,experience with VMware,Windows Server,Active Directory,virtualization,PowerShell/Python scripting,and data center solutions.
VMware ESXi, vSphere, Microsoft Windows Server, DNS, DFS, DHCP, Windows Server Update Services (WSUS), Key Management Service (KMS), Active Directory, Public Key Infrastructure (PKI), MS SQL, RHEL, MS SharePoint, PowerShell, Python, JSON, Bash, Microsoft Excel, Microsoft Word, Microsoft PowerPoint, Visio, Microsoft SCCM, OCSP, Axway Validation Authority, Microsoft OCSP Responder, McAfee, 3PAR, NetApp, Dell/EMC, Pure Storage, Microsoft SQL Server, DISA STIGs
2mo
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LEAD IT SYSTEMS ENGINEER - PUB SEC
Herndon or Maryland or Virginia or Washington
$145k-$194k/yr HybridFull Time
6+ YOETS/SCI clearance required. Expertise in L2/L3 protocols (BGP, IS-IS, OSPF, MPLS), IPv4/IPv6, security protocols, testing and documentation; CCNA or JNCIA required; CCNP/JNCIP preferred; bachelor's degree plus 6+ years enterprise network design (or 12 years experience).
BGP, MP-BGP, IS-IS, MPLS, RSVP, LDP, OSPF, Multicast, IPv4, IPv6, MBFD, 802.1Q, VRRP, HSRP, TACACS+, RADIUS, FTP, SFTP, TFTP, SSH, NTP, SNMP, 802.1x, IPSEC, MACSEC, SSL/TLS, COMSEC, Ethernet test sets, packet captures, protocol analyzers, MS Office, MS Visio
6d
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Systems Engineer-IT
Herndon, Virginia, United States
$200k-$325k/yr OnsiteFull Time
5+ YOERequires 5+ years in Linux administration, scripting, software development, configuration management, DevOps, or systems engineering; Security+; active TS/SCI with adjudicated CI Polygraph; and US citizenship.
Unix, Linux, Python, Perl, Korn shell, Bourne/Bash, Ansible, CVS, SVN, Git, GitLab, GitLab CI, CI/CD
3mo
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Lead IT Systems Engineer - PUB SEC
United States or Herndon or Alabama or Arkansas or Arizona or Florida or Georgia or Iowa or Idaho or Indiana or Kansas or Kentucky or Louisiana or Maine or Missouri or Mississippi or Montana or North Dakota or Nebraska or New Mexico or Ohio or Oklahoma or Pennsylvania or South Carolina or South Dakota or Tennessee or Utah or Vermont or Wisconsin or West Virginia or Colorado or Hawaii or Michigan or Minnesota or North Carolina or New Hampshire or Nevada or Oregon or Rhode Island or Alaska or California or Connecticut or Delaware or Illinois or Massachusetts or Maryland or New Jersey or New York or Texas or Virginia or Washington
$104k-$152k/yr RemoteFull Time
5+ YOERequires 5+ years Linux systems engineering, 3+ years Kubernetes and Google Cloud Platform or Amazon Web Services, 5+ years Elasticsearch and automation, plus active DoD Top Secret clearance and US citizenship.
Google Cloud, Amazon Web Services, Kubernetes, Ansible, Puppet, Chef, Ruby, Perl, VMware vSphere ESXi, Virtual Center, Elasticsearch, Postgres, Linux, Redhat, CentOS, Rocky, Microsoft?
2mo
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IT Systems Engineer
Washington or San Francisco
$171k-$214k/yr OnsiteFull Time
5+ YOE5+ years IT systems/infrastructure experience; hands-on IAM and SaaS administration (Okta, Jamf, Azure/GCC High); scripting (Python, Powershell, bash); familiarity with FedRAMP High/IL6/CMMC/NIST; active Secret or TS/SCI clearance.
Okta Workflows, Okta, GCC High, Microsoft Azure Gov, Opal, Slack, Jamf, Jira, Terraform, Python, Powershell, bash, SAML, OIDC, SCIM, FedRAMP High, IL6, CMMC 2.0, NIST 800-53, NIST 800-171
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Systems Engineer-IT Sr - E3
Herndon, Virginia, United States
$96k-$178k/yr OnsiteFull Time
5+ YOERequires 5+ years of Linux, scripting/software development, and configuration management experience; Python, Perl, Korn, Bash, Ansible, revision control, Security+, and TS/SCI with CI Poly clearance.
Red Hat Enterprise Linux (RHEL), SE Linux, Red Hat Satellite, Ansible, Python, Perl, Korn, Bourne/Bash, CVS, SVN, Git, GitLab, GitLab CI, Lustre, NFS, Ethernet, RDMA, InfiniBand, OmniPath, MPI, LDAP, AI prompting
2w
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Senior IT Engineer
Leesburg, Virginia, United States
OnsiteFull Time
10+ YOERequires 10 years of IT/IS experience, a two-year college degree in computer science, IT, computer or electrical engineering, broad systems and network skills, and knowledge of Windows, Linux, databases, security and ISO processes.
ERP, Voice over Internet Protocol (VOIP), Windows, Linux, Epicor, CMMC, ISO
2d
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IT Systems Engineer, Mobile Client Platform Engineer
Boston or San Francisco or Seattle or New York City or Washington
$285k-$325k/yr HybridFull Time
8+ YOEBachelor's degree or equivalent experience; 8+ years managing global corporate mobile fleets; deep iOS management, Android knowledge, MDM infrastructure, AWS, Terraform, configuration-as-code, and clear technical communication.
Python, Shell, Apple Business Manager, ADE, APNs, AWS, Terraform, Jamf, Intune, Workspace ONE, GitOps, CI, Swift, Claude, LLMs, iOS, Android, ChromeOS
1mo
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IT Systems Engineer (Systems Administrator – Senior (NCR)
Fort Washington or Arlington
OnsiteFull Time
5+ YOETS/SCI clearance, BA/BS (or AA/AS+4yrs), Security+ or DAWIA, 5+ years experience (4 yrs supporting DoW), systems engineering background, Joint Staff experience; Generative AI and systems-integration skills desired.
Sparx EA, Cameo, Core, Generative AI
2mo
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IT Modernization Information Systems Security Engineer
Washington, District of Columbia, United States
OnsiteFull Time
12+ YOE12+ years cybersecurity/IT/systems engineering experience, active Top Secret/SCI with SAP experience, strong cloud security and systems engineering skills, proficiency with secure software tools, and excellent communication and analytical skills.
Java, Python, Ruby, C++, Linux, OPSWAT, OWASP ZAP, BurpSuite, Fortify, Tenable, Defender, SIEM, NMAP, Azure Defender, AWS Inspector, ACAS, Nessus
6d
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IT Engineer
Arlington or New York City or Boston or San Francisco or North America
$140k-$180k/yr HybridFull Time
6+ YOERequires 6–9 years in IT, systems, or network engineering; networking, endpoint, classified-network, scripting, and automation expertise; U.S. citizenship; and a bachelor's degree or equivalent experience. Clearance preferred.
macOS, Windows, Linux, MDM, Google Workspace, JumpCloud, LAN, WAN, VPN, routers, layer 2/3 switches, next-generation firewalls, access points, VLAN, VRF, OSPF, BGP, QoS, DNS, NIPR, SIPR, JWICS, COMSEC, HAIPE, DISA STIGs, Risk Management Framework (RMF), ATO, Python, Bash, PowerShell, General Dynamics TACLANE, Palo Alto Networks, GlobalProtect, Panorama, Ansible, Terraform, Nornir, NIST 800-171, NIST 800-53, CMMC
2mo
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IT Modernization Information Systems Security Engineer
Washington, District of Columbia, United States
OnsiteFull Time
12+ YOE12+ years cybersecurity or systems engineering experience, TS/SCI and DoD SAP access, cloud security expertise, strong analytical and communication skills, bachelor's degree required; security certifications preferred.
NIST SP 800-53, CNSSI 1253, Java, Python, Ruby, C++, Linux, OPSWAT, OWASP ZAP, BurpSuite, Fortify, Tenable, Defender, SIEM, NMAP, Azure Defender, AWS Inspector, ACAS, Nessus
1mo
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IT Security Engineer
Arlington, Virginia, United States
$116k-$195k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years IT security experience, hands-on with network and systems security, SIEM/IDS/IPS tools, cloud security (AWS/Microsoft Azure/GCP), containerization, and strong communication skills.
Splunk, ELK Stack, Snort, Suricata, SIEM, IDS/IPS, Docker, Kubernetes, AWS, Microsoft Azure, GCP, Terraform, Ansible
3mo
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Principal IT Systems Administrator (Program Services)
Sterling, Virginia, United States
OnsiteFull Time
8+ YOE8+ years in government IT environments; Windows and Linux; virtualization; AD, DHCP, DNS; ability to collaborate with customers and engineering teams.
Windows Server, Linux, Virtualization, Active Directory, DHCP, DNS, PowerShell, Python, Bash, Ansible, Splunk, Nessus, Rapid7, DISA STIGs, CIS Benchmarks, MFA, PKI, DLP, NIST 800-53
2w
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Expert Test Engineer
Washington, District of Columbia, United States
$116k-$195k/yr HybridFull Time
12+ YOEBachelor's degree in engineering, sciences, or related field; 12+ years in test and evaluation; DHS acquisition and systems engineering lifecycle experience; technical reporting and senior briefings. Public Trust and Secret clearances required.
Digital Transformation, Cybersecurity, IT, Data Analytics, Software Development, Verification and Validation, Technology Readiness Assessment, Modeling and Simulation, National Institute of Standards and Technology Artificial Intelligence Risk Management Framework
1mo
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Manager, IT Engineer II - Cloud System Operations
Princeton or Maryland
$121k-$181k/yr OnsiteFull Time
6+ YOE6+ years IT engineering experience, cloud (AWS/Azure) expertise, incident response, automation, observability, strong communication, and experience in regulated/GxP environments.
AWS, Azure, GitHub Actions, Jenkins, Azure DevOps, Splunk, Datadog, New Relic, Confluence, ServiceNow
6d
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FY27: Information Technology (IT) Systems Engineer, Oracle HCM - Dept Business Information Systems, 8 hrs/12 mos, Ad closes 9/2/26
Rockville, Maryland, United States
$45-$66/hr OnsiteFull Time
5+ YOEBachelor's degree and 5+ years in IT, including 3+ years supporting Oracle Cloud applications. Advanced Oracle HCM expertise, integrations, security, reporting, testing, and enterprise systems experience required.
Oracle Fusion Cloud, Oracle Human Capital Management (HCM) Cloud, Oracle Enterprise Resource Planning (ERP), Oracle Integration Cloud (OIC), HCM Data Loader (HDL), HCM Extracts, APIs, SFTP, Fast Formula, Spreadsheet Data Loader (HSDL), OTBI, BI Publisher, SQL, Oracle SQL, PL/SQL, Single Sign-On (SSO)
3mo
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GMP IT Infrastructure and System (Sr) Engineer
Rockville, Maryland, United States
$95k-$152k/yr OnsiteFull Time
5+ YOE5+ years in IT solutions, GMP data integrity, and system validation; biotech/pharma experience; knowledge of CFR 21 Part 11, Annex 11, GAMP5.
FACSLyric, Active Directory, Cloud solutions, IT infrastructure tooling
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