Cybersecurity Engineer IV TS-SCI w/ CI Poly Reston, VA
Kaizen Lab Inc.
About Us Rapid Strategy is an award-winning, African-American-owned small business providing advanced cybersecurity and IT services to federal and commercial clients. Our mission is to deliver secure, high-impact solutions that protect and enable mission success. We are currently seeking a Cybersecurity Engineer IV to support a federal customer. This role requires a TS-SCI CI Poly and is on-site in Reston, Virginia. This role is responsible for designing, implementing, and supporting enterprise cybersecurity solutions that enable the organization to identify, protect, detect, respond, and recover from threats. The ideal candidate brings advanced technical expertise, hands-on engineering skills, and leadership in developing secure architectures in compliance-driven environments. Responsibilities Lead the planning, design, and implementation of enterprise cybersecurity solutions aligned to organizational policies, standards, and mission objectives. Define and develop advanced security requirements using risk assessments, threat modeling, and system analysis. Develop integration strategies to secure existing infrastructures and incorporate new technologies and future-state architectures. Create action plans covering policy creation and governance, system hardening, incident response, disaster recovery, and monitoring for emerging threats. Leverage tools such as SIEM, DLP, IPS, and other platforms to build advanced security capabilities and response frameworks. Conduct architectural reviews to ensure compliance with organizational standards, industry best practices, and federal guidelines. Stay ahead of emerging cyber threats and proactively recommend improvements to enterprise security posture. Provide leadership and mentorship to technical teams, often serving as a subject matter expert (SME) for complex security challenges. Partner with senior stakeholders across IT, security, and business units to align cybersecurity strategies with organizational goals. Required Qualifications Bachelor’s degree in Information Security, Computer Science, or related discipline. 10+ years of experience in cybersecurity engineering or equivalent senior-level technical role. Expertise in risk assessment, system hardening, incident response, disaster recovery planning, and enterprise security governance. Advanced proficiency with SIEM, DLP, IPS, and other cybersecurity tools. Demonstrated success in designing and implementing enterprise-wide security solutions. Relevant certifications such as CISSP, CISM, or equivalent. Strong leadership skills, with the ability to guide teams and influence organizational security strategy. Excellent communication skills for conveying complex technical solutions to executive and technical audiences. Preferred Qualifications Experience architecting cybersecurity solutions in federal IT environments. Familiarity with frameworks such as NIST RMF, NIST CSF, FedRAMP, or ISO 27001. Proven ability to lead advanced, high-impact security projects in enterprise or mission-critical settings. Who Should Apply This role is ideal for senior cybersecurity engineers who thrive in solving complex security challenges while mentoring team members. If you are a detail-oriented professional with a balance of hands-on engineering expertise and strategic security vision, we encourage you to apply. This role requires a TS-SCI CI Poly and is on-site in Reston, Virginia. #J-18808-Ljbffr
- ...A leading cybersecurity firm is seeking a Cybersecurity Engineer III to design and implement enterprise security solutions... ...-on engineering skills, and a TS-SCI CI Poly clearance. Ideal candidates will... .... The position is on-site in Reston, Virginia, offering the chance to...Suggested
$164.38k - $274.52k
Software Developer SME (Systems Software) (TS/SCI with Poly Required) Job Category: Software Engineering Requisition Number: SOFTW002114 Posted: May 14, 2026 Employment... ...in production environments. Build and maintain CI/CD pipelines to automate testing, deployment, and...SuggestedFull time- ...Description Overall Assignment Description: Senior Systems Engineers guide engineering teams in taking a multi-discipline approach... ...experience with MBSE, processes, tools, and languages. Location: Springfield, VA Clearance: TS/SCI #J-18808-Ljbffr 6AM City, LLCSuggested
- ...The Swift Group is seeking a DevOps Engineer to enhance infrastructure capabilities and... ...developing infrastructure as code, managing CI/CD pipelines for Java and Python... ..., proficiency in Ansible, and an active TS/SCI with Poly clearance. This position offers a chance...Suggested
- ...Requirements/IVV&T Engineer Requirements/IVV&T Engineer job at KBR. Chantilly, Loudoun County, VA. KBR is seeking a highly qualified Requirements/IVV&T Engineer to support... ...and tools as needed. Qualifications Active TS/SCI with CI Polygraph. Experience working in government...SuggestedWork at officeLocal area
- ...headquartered in Tysons Corner, VA. With a focus on end-to... ...mobility, cloud, cybersecurity, network operations,... ...Cybersecurity Architect Engineer to lead the... ...leveraging containers, CI/CD pipelines, and modern... ...and adjudication to a TS/SCI clearance level at contract...Contract workWeekday work
- A defense contracting company based in Virginia is seeking a Systems Engineer with a Top Secret (TS/SCI) Clearance for a senior-level position. Responsibilities include designing and deploying Cisco Voice infrastructure, managing security requirements, and supporting communications...Contract work
- ...A leading defense contractor is seeking a Cyber Systems Engineer in Virginia. The role involves securing complex systems used in national security missions, demanding technical skills in cybersecurity and a Top Secret clearance. Candidates should have a background in...For contractors
$101.38k - $152.06k
...Information System Security Engineer (ISSE) / Cybersecurity Systems Engineer (TS Cleared) – Quantico, Virginia (US-VA), United States (US). Job Duties Manage, monitor, and maintain IT infrastructure to ensure system uptime and optimal performance. Maintain performance...Temporary workFlexible hours- QBE, LLC is seeking a Principal Systems Solutions Engineer in Virginia to support the US Army Comprehensive Modernization program. This... ...a technical discipline, 10+ years of experience, and an active TS/SCI clearance. QBE offers opportunities for travel and engagement with...
- ...City, LLC is hiring a Linux Systems Administrator to work in their Mission Technology Division. The candidate must possess an active TS/SCI clearance with polygraph and will support physical and cloud infrastructure. The role includes serving as a point of contact for...
$125k - $150k
...A technology and services company seeks a Technology Protection Engineer III to support Army missions. The role involves providing engineering insights on sensitive technologies and developing Program Protection Plans. Candidates should have a Bachelor's degree in Engineering...- 6AM City, LLC is seeking a Senior Systems Engineer to guide engineering teams in requirements and solutions engineering across Federal Agencies. You will facilitate Agile processes, manage program execution, and ensure timely GEOINT delivery. The ideal candidate holds...
- ...FOR START: Yes CLEARANCE TYPE: SCI TRAVEL: Yes, 10% of the Time... .... A Cyber Systems Security Engineering position requires demonstrated... ...start date is contingent on TS clearance transfer. Due to the... ...Risk Management Framework (RMF) CyberSecurity, CyberResilience, and/or...Relocation package
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6AM City, LLC is seeking a backend software engineer to deliver technical solutions for DoD clients. This involves determining... ...strong communication and troubleshooting skills. A TS security clearance with SCI eligibility is required. The position offers a salary range...Flexible hours- ...is seeking a Principal Systems Solutions Engineer to support the US Army Comprehensive... ...implementation, and transition/migration plans Cybersecurity artifacts (STIGs, POA&Ms, approved OS... ...Requirements/Security Clearance Active TS/SCI Clearance at the time of application Up...WorldwideNight shiftWeekend work
- J5 Consulting is seeking a skilled data engineer to support operations for travel data applications. Candidates must have experience in building data pipelines, cloud computing, and tools like Apache Spark. US Citizenship and an active U.S. Government Top Secret Security...
- ...enhance our enterprise network defense capabilities in Reston, VA. This role involves preventing cyber threats and... ...ideal candidate should have expertise in malware reverse engineering, knowledge of cybersecurity tools, and appropriate certifications. Offers competitive...
$80k - $121k
...meaningful difference for our clients and communities. Security Engineer – Role Overview This position is contingent upon contract... ...100% onsite. Security Clearance and Citizenship Requirements TS/SCI with CI Polygraph is required. Skills Required 3+ years of experience...Contract workImmediate startFlexible hours- ...Dental/Disability Insurance, Flexible Paid Leave, and Tuition Reimbursement. Description Patricio Enterprises is seeking a Systems Engineer IV to provide continuous technical engineering support to the Engineering competency’s development of documentation that supports...Temporary workFor contractorsWork at officeFlexible hours
- ...Systems Integration Engineer II Primary Location: Rosslyn, VA Clearance: Active Top Secret, TS/SCI Eligibility Required Ability to work remotely: No Job Summary Obsidian... ...have experience in system engineering, cybersecurity, and software/hardware integration, with a foundation...Work at officeRemote work
- ...Patricio Enterprises, Inc. is seeking a Systems Engineer IV for their Virginia location. The role involves providing comprehensive technical engineering support, especially aligned with DOD acquisition policies. The ideal candidate should have a Bachelor's degree with...
- ...process improvement, AI strategy, data engineering, and responsible AI, the specialist ensures... ...week at the assigned office or project (Reston, VA or Glendale, AZ). Weekly in‑person... ...AI applications. Establish and maintain CI/CD for ML/AI (experiment tracking, model...Part timeWork experience placementWork at officeLocal areaRemote work
$269.1k - $307.2k
...to main content#Distinguished Engineer page is loaded## Distinguished... ...EngineerApplylocations: McLean, VA: New York, NY: Richmond,... ...execution for next-generation CI/CD pipelines, microservices architectures... ...within strict regulatory and cybersecurity boundaries.* Culture &...Full timePart timeLocal area- ...A technical services firm is seeking a Systems Engineer IV in Dahlgren, VA. This role involves supporting combat system certification processes and providing engineering documentation. The ideal candidate will have ten years of experience in combat systems engineering...Flexible hours
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Applied Information Sciences, Inc is seeking a Security Engineer to join their team in Virginia, MN. This role requires experience in security... ...of large-scale environments. Candidates must possess a TS/SCI clearance and a Security+ certification, along with strong analytical...- ...Posted Todayjob requisition id: JR-99919**City/State**Woodbridge, VA**Work Shift**Third (Nights)**Overview:**# **Sentara Northern Virginia... ...on bonus for qualified candidates!****Minimum Qualifications:*** TS - Trade School Graduate - Surgical Technology* 3 years Operating...Full timeTemporary workRelocation packageShift workNight shift
- ...team on software design and development, including creating automated testing and ensuring CI/CD processes. The ideal candidate holds a Bachelor’s degree in software engineering or computer science and has over 5 years of relevant experience, including proficiency in Python...
- ...Overview of the Role:Join our Site Reliability Engineering (SRE) team, where you'll work alongside... ...day. This role is based in Herndon, VA.Responsibilities:Monitor customer-facing... ...Trust position.This position requires a USA TS/SCI with Polygraph security access level....Work experience placement
- ...Technica Corporation is seeking a Senior Cyber Security Engineer to support the Air Force Base Infrastructure Modernization program. This role involves maintaining cybersecurity requirements, advising on best practices, and interacting with DAF personnel. The ideal candidate...
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