Senior Cyber Security Engineer
$160k - $195kClearanceJobs
Senior Forescout Cyber Security EngineerEnnoble First is seeking a Senior Forescout Cyber Security Engineer to support the deployment, operation, and sustainment of enterprise Network Access Control (NAC) and device visibility capabilities. This role focuses on implementing and maintaining Forescout platforms to enable continuous device discovery, classification, compliance enforcement, and Zero Trust monitoring across complex Government environments. The Senior Forescout Cyber Security Engineer works closely with network engineering, cybersecurity operations, and platform teams to ensure accurate asset visibility, policy enforcement, and integration with enterprise security toolchains.Primary ResponsibilitiesDevelop relationships quickly and easily with other teams, communicating the complexities of security with a wide variety of audiences, including senior management.Manage infrastructure and cybersecurity controls, including enhanced detection and vulnerability capabilities and improved event correlation in large enterprises.Contribute to risk and vulnerability assessments in network, system, and application areas, and leverage big data analytics and traditional security event types to identify advanced threats or indicators of compromise.Deploy, configure, operate, and sustain Forescout platforms supporting device discovery, classification, and network access control.Implement and maintain compliance, posture assessment, and enforcement policies aligned with Zero Trust principles.Integrate Forescout with enterprise security technologies, including identity management, endpoint security, vulnerability management, SIEM, and SOAR platforms.Perform upgrades, patching, configuration changes, and lifecycle maintenance activities.Troubleshoot platform issues, visibility gaps, enforcement failures, and integration challenges.Develop and maintain technical documentation, runbooks, and operational procedures.Required Qualifications5+ years of experience performing systems administration for Windows or Linux, including performing basic troubleshooting and installation or configuration, monitoring system performance or availability, and performing security upgrades.Experience architecting and designing IP networks, including developing and documenting network topologies.Knowledge of multi-domain architectures, including data center, WAN, and LAN in virtualized architectures.DoD 8570 Information Assurance Technician (IAT) Level III Certification such as SecurityX (formerly CASP+), CCNP Security, CISA, CISSP (or Associate), GCED, GCIH, or CCSP certification.DoD 8570 Cybersecurity Service Provider - Infrastructure Support (CSSP-IS) Certification, including CEH, CySA+, GICSP, SSCP, CHFI, CFR, Cloud+, or CND Certification.Preferred QualificationsExperience with deployment or daily maintenance of Forescout CounterACT appliances.Knowledge of federal information security policies, standards, procedures, directives, frameworks, federal security authorizations, assessment, and risk management processes for enterprise systems.Ability to install and deploy Forescout in a customer environment.Ability to integrate Cybersecurity data using enterprise or custom tools data aggregation and analysis tools, including Splunk.Ability to provide support in a Tier II IT operations and maintenance role, including ticket work information updates, issue responses, and remediation.Ability to be a self-starter, work without considerable direction, and work with a team.Possession of excellent verbal and written communication skills, including coordinating efforts and establishing customer relations.ClearanceActive TS/SCI clearance with the ability to obtain a counter-intelligence polygraph.Pay Range $160,00-195,000 The Ennoble First pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Equal Employment Opportunity Ennoble First is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to any characteristic protected by law. E-Verify Participation Ennoble First participates in E-Verify. Learn more at . E-Verify is a registered trademark of the U.S. Department of Homeland Security. This business uses E-Verify in its hiring practices to achieve a lawful workforce.
$145k - $210k
Senior Cyber Security EngineerCooley is seeking a Senior Cyber Security Engineer to join the Security team.Position summary: Cooley Technology embraces a culture of customer service excellence and all members of the department are expected to move this agenda forward....SeniorFull timeTemporary workWork at officeFlexible hoursWeekend work- ...MANTECH seeks a motivated, career and customer-oriented Senior Principal Cyber Security Engineer to join our team in Chantilly, VA . In this role, you will support mission-critical cybersecurity operations by designing, deploying, and maintaining secure, resilient...SeniorWork at office
$103.8k - $218.1k
Job Title: Senior Cyber Security Security Engineer - Comply-to-Connect (C2C)Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local...SeniorContract workWork experience placementWork at officeLocal areaImmediate startFlexible hours$103.8k - $218.1k
Job Title: Senior Cyber Security Engineer (Splunk)Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * *Exciting Opportunity...SeniorContract workWork experience placementWork at officeLocal areaFlexible hours- ...Senior Cyber Security EngineerMANTECH seeks a motivated, career and customer-oriented Senior Cyber Security Engineer to join our team in Chantilly, VA. This role supports the Comply-to-Connect (C2C) mission by engineering and sustaining secure network infrastructures...SeniorWork at office
$180k
...Senior Cyber Security EngineerAre you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking... ...working in the Federal marketplace.A Senior Cyber Security Engineer supports critical DoD and Intel missions and programs. This...SeniorWork at officeWork from homeHome office$105.4k - $207.8k
Position Summary Zscaler Network Security Engineer / Senior Consultant, Strategy, Growth, and TransformationDeloitte’s Cyber business is passionate about making an impact with lasting change. Delivering our industry leading services requires fresh thinking and a...SeniorWork experience placementLocal area- ...Job Description Job Description Title: Founding Head of Security / Security Lead Location: McLean, VA preferred; strong preference... ...Take ownership of key security priorities currently handled by senior technical leadership, helping create clear separation between...SeniorFull timeWork at officeImmediate start
$100k - $140k
...equivalent experience Over 5 years in cyber security At least 3 years with Splunk... ...(ITSI) experience Preferred: Cribl Engineer Certification with experience in security... ...looking for a dedicated and customer-focused Senior Splunk Cyber Security Engineer to join...SeniorFull time$135k - $216k
Responsibilities Expert Cyber Security Engineers capture and refine information security requirements and ensure that the requirements are integrated... ..., Roadmaps, and investments.• Oversees the work of Senior-, Mid-, and Junior-level contractor Cyber Security...Contract workFor contractorsWork experience placementRemote workShift work- ...Enterprise Solutions, INC. is looking for a Sr. Cyber Security EngineerDescription: Join ICES on a new... ...security as a Sr. Cyber Security Engineer These positions are located in... ..., or related STEM degree. Demonstrated senior-level experience in government or industry...SeniorContract workFor contractorsWork at office
- ...Altus Consulting is seeking a skilled Cyber Security Engineer to analyze, design, and implement security solutions across various client environments. You will collaborate with analysts, stakeholders, and internal teams to ensure comprehensive cyber defense and deliver...Contract work
- ...Forescout Cyber Security Engineer (MID)Posted 13-Jul-2026 (EST)Location: Reston, VA OR Washington, DCPosition Description:What You'll Work On... ...complexities of security with a wide variety of audiences, including senior management.· Manage infrastructure and cybersecurity...
- ...Cyber Security EngineerRequired: Active TS/SCI with Full Scope PolygraphLocation: Full-time, onsite, Herndon, VAWe are looking for a mission-focused Cyber Security Engineer to evaluate cloud architectures, conduct technical exchange meetings with service providers, and...Full time
- Cyber Security Project Engineer TS/SCI FSPDepartment: Government Customer- HerndonLocation: Herndon, VACyber Security Project EngineerACTIVE TS/SCI CLEARANCE with FS poly REQUIRED TO BE CONSIDERED FOR THIS POSITIONThe Cyber Security InfoSec Engineer provides IT security...
$110.52k - $209.64k
...located in the Enterprise Operations Office of The Applied Research Laboratory (ARL) at Penn State University is seeking a Cyber Security Systems Engineer for our high security Special Program environments. This role will provide advanced systems engineering and...Full timeContract workFor contractorsWork experience placementWork at officeRemote work- ...design, and build solutions to some of the world's hardest engineering problems. Our culture inspires our employees to dream big; perform... ...a better tomorrow.Are you ready to further your career in Cyber Security by working for one of the top companies in the world?The...Full timeFor subcontractorWork at officeLocal areaRemote workMonday to FridayFlexible hours
- ...critical component of our nation’s safety and security. Make an impact by using your expertise to... ...Description Own your career as a Cybersecurity Engineer at GDIT. Here, you’ll have the opportunity to build strong lines of cyber defense using AI and other cutting-edge...
- ...support this mission, we are seeking a Senior Penetration Tester to join a highly technical... ...in support of the Sponsor’s enterprise cyber security equities. In this role, you will act as... ...Computer Science, Information Systems, Engineering, or a related scientific/technical...Contract work
- ...MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA . Principal Cyber Security engineers are responsible for the quality of cyber security related solution delivery, development, testing and...Work experience placementWork at office
- ...MANTECH seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA . Responsibilities include but are not limited to: Engineer, design, implement, integrate, and sustain Comply-to-Connect (C2C) deployment...Work at office
- ...seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA . Responsibilities... ...and present quality slide decks based on program areas for senior leadership presentation Assist in the creation of fully...Work at office
- ...seeks a motivated, career and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA . The Principal Cyber... ...complex system issues and making recommendations to senior management to improve the overall security posture. Planning...Work at office
- ...MANTECH seeks a motivated, career, and customer-oriented Principal Cyber Security Engineer to join our team in Chantilly, VA. In this role, you will support a mission-critical initiative and contribute directly to cybersecurity operations through the administration...Work at office
- ...Qualifications5+ years of experience in systems administration for Windows or Linux, including troubleshooting, configuration, and security upgradesExperience architecting and designing IP networks, developing network topologiesKnowledge of multi-domain architectures,...
- ...the business capture lifecycle from pursuit decision to the proposal. Manages the entire schedule and presents at key milestones to senior leadership, prepares interim reviews and work products, and maintains budget (plans vs. actuals) for the capture efforts. Requires...SeniorFull timePart timeInterim role
$82.6k - $162.8k
...Summary Join our Deloitte Cyber team to deliver powerful... ...confidence, and proactively manage to secure success. Identity security... ...6.Work you'll doAs a Security Engineer II on the Deloitte Cyber... ...From entry-level employees to senior leaders, we believe there’s always...Local areaVisa sponsorship- ...Job Summary A Rampant Technologies Cybersecurity Engineer (CSE) is a key resource that is a part of the Rampant team reporting... ...Engineer overseeing the CSE team to deliver innovative Cyber Security solutions that are in alignment with the company’s goals....Full timeWork at office
- ...Security Clearance : TS/SCI with Fullscope Polygraph Position Seeking a Cyber Security Engineer to support an Intelligence Client. Demonstrated experience with cyber... ...vulnerability results and risk posture to senior executives Demonstrated experience...Full timeTemporary workFlexible hours
- SAIC is seeking an experienced Solutions Architect to join the Solutions & Technology group. The role is based in Chantilly, VA, with hybrid options in Reston or Arlington, VA, reporting to the Intel Space CTO. You will translate complex government requirements into...Senior
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