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7396 Linux System Administrator jobs in Oakton,VA

New, Posted 14 hours ago

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System Administrator Desktop Support

Marathon TS

Springfield, VA 22161

Flexible Schedule

Shift Supervisor - Cloud Support (Swing)

ASM Research

Reston, VA 20191

New, Posted 17 hours ago

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Linux Network Security Engineer

BOOZ, ALLEN & HAMILTON

Reston, VA 20191

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Experience supporting regulated or high-security environments
Experience integrating packet capture tools with SIEMs, SOAR tools, and investigation platforms
Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information
Bachelor's degree and 3+ years of experience supporting IT projects and activities
Master's degree and 1+ year of experience supporting IT projects and activities
Knowledge of core network protocols
Active TS/SCI clearance; willingness to take a polygraph exam
DoD 8570.01-M Information Assurance Technician (IAT) Level II Certification, including Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification
Associate's degree and 5+ years of experience supporting IT projects and activities
Ability to obtain a DoD 8570.01-M Cybersecurity Service Provider - Infrastructure Support Certification, including CEH, CHFI, CFR, Cloud+, or CND certification within 30 days of start date
TS/SCI clearance is required
5+ years of experience in cybersecurity engineering, Linux system administration, network security, or SOC tooling
Experience with PowerShell, Bash, Python, Ansible or similar scripting language

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Network and Computer Systems Administrator

ManTech

Washington, DC 20036

Service Desk Tier 2

Easy Dynamics Corporation

Mc Lean, VA 22107

XDA - Linux Writer

Valnet

Oakton, VA

New, Posted 18 hours ago

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Sr. Cyber/Cloud Security Specialist

GovCIO LLC

Washington, DC 20002

$200,000/yr

Hybrid~ 29 minFlexible ScheduleHealth Insurance

Demonstrated experience as a SOC manager or Senior Team lead with expertise conducting and guide log-based and endpoint-based threat detection to detect and protect against threats coming from multiple sources.
Facilitate the adoption of security best practices with functional teams (i.e., developers, database administrators, web application administrators) using technical knowledge and interpersonal skills.
Ability to guide discussions, support CISO decisions with or without team support and effectuate positive cybersecurity changes at varying levels - users, developers, system admins, Directors, Managers and Executives where necessary. Typically, engagement is related to varying levels of technical system owner and “SOC” staff. Demonstrated experience as a SOC lead or Senior Team successfully engaging with managed security service providers (MSSP), Joint Cybersecurity external entities (e.g., CISA, CYBERCOM) on incident response (IR), weakness, incident handling (IH) and vulnerability management (VM), including mitigating actions to contain activity and facilitating forensics analysis when necessary.
Demonstrated proficiency as a SOC manager or Senior Team lead providing cybersecurity hygiene and posture status, support debriefings and input in support of Governance, Risk, and Compliance (GRC) activities, and ongoing evolutions.
Near Expert knowledge of and experience coordinating security operation center (SOC) principles, incident handling (IH), incident response (IR) as well as exploitation tactics, techniques, and procedures (TTP).
Security implementation techniques and strategies in web services.
Bachelor's degree in Cybersecurity, Information Assurance or Information Security with 12+ years (or commensurate experience)
Clearance Required: Must be able to acquire an EEOC Public Trust
Skilled security evaluation of complex web portals (e.g., Java, APIs, Ruby,; databases (i.e., SQL , Oracle) using commercial or open-source tools such as SQLmap, mongoaudit, etc.
Documented applied theory as SOC Manager or Team lead conducting and guiding in-depth evaluations of current INFOSEC/IT Security/Cybersecurity tactics, technics, and procedures, to include their effect on baseline configurations.
Near Expert execution of a continuous monitoring and remediation program using commercial or open tools (i.e., Azure Security Center, Defender for Cloud, NMAP, Wireshark, Qualys)
Near Expert Web Application Attack and Audit Frameworks to include Security evaluation of applications and websites using commercial or open tools NMAP, W3af, etc.
Provide network subscribers with incident response support, including mitigating actions to contain activity and facilitating forensics analysis when necessary.
Near Expert execution of an end-point detection and response (EDR) remediation program using commercial or open tools (i.e., HBSS, SEP, Defender)
Solid understanding of securing web technology, Microsoft cloud (e.g., Azure, M365, etc.) security knowledge and demonstrable abilities.