Senior CND Engineer
Science Applications International Corporation
Senior CND Engineer
SAIC is seeking a skilled and motivated Cyber Network Defense (CND) Engineer to join our MAJESTIC Joint Program Office (JPO) Team in support of a critical on-premises enterprise IT environment. As a CND Engineer, you will play a key role in assessing, managing, and improving the security posture of enterprise IT infrastructure, ensuring compliance with cybersecurity standards, and mitigating vulnerabilities and threats to the organization.
This role requires a blend of auditing, analytical, and operational skills to ensure systems are compliant, secure, and well-prepared to counter threats. You will be instrumental in designing systems that support operations and intelligence collection capabilities while leveraging advanced tools, thorough assessments, and proactive defense measures. This position is reserved for those who are passionate about cybersecurity and protecting critical networks.
All work must be performed on-site in Springfield, VA.
Key Responsibilities:
- Assess and audit systems and networks to identify deviations from acceptable configurations, enclave policies, or local policies
- Evaluate incident response procedures and capabilities to ensure readiness for detecting, responding to, and mitigating cyber threats
- Exploit system and network vulnerabilities and misconfigurations for gathering data from target systems or adversary networks to enable operations and intelligence collection capabilities
- Leverage computer networks to disrupt, deny, degrade, or destroy information resident in computers and networks or the computer systems themselves
- Identify, evaluate, and report cybersecurity vulnerabilities and recommend actionable mitigations
- Review and validate system configurations, changes, and security controls for compliance and effectiveness
- Provide monitoring and analysis to detect signs of exploitation, unauthorized activity, or abnormal patterns
- Maintain detailed audit documentation including risk assessments, compliance verification, and remediation plans
- Collaborate with stakeholders such as Systems Administrators, Network Engineers, and Cybersecurity Analysts to address risks
Qualifications
Required Qualifications:
Education:
- Bachelor's Degree
Certifications (CWF Requirements):
- Candidates must satisfy Cybersecurity Workforce Framework (CWF) ID 511 (Cyber Defense Analyst) or 531 (Cyber Defense Auditor, Intermediate Level) requirements, as outlined by Navy COOL This requirement can be met by possessing one or more of the following qualifying certifications:
- Certified Ethical Hacker (CEH/Practical)
- CompTIA Cloud+
- CompTIA PenTest+
- CompTIA Security+
- Federal IT Security Professional-Operator-NG (FITSP-O)
- GIAC Certified Enterprise Defender (GCED)
- GIAC Continuous Monitoring Certification (GMON)
- GIAC Defensible Security Architecture (GDSA)
- GIAC Response and Industrial Defense (GRID)
- GIAC Security Essentials Certification (GSEC)
- GIAC Certified Incident Handler (GCIH)
- GIAC Security Essentials Certification (GSEC)
- Rocheston Certified Cybersecurity Engineer (RCCE) Level 1
- Certified Cloud Security Professional (CCSP)
- Cisco Certified Network Associate (CCNA) Cybersecurity (formerly Cisco Cybersecurity Associate)
- EC-Council Certified Incident Handler (ECIH)
- Federal IT Security Professional-Operator-NG (FITSP-O)
OR This requirement can be met through:
- A Bachelor's Degree in Cybersecurity, Computer Science, IT, or a related field
Experience:
- 5-9 years of experience performing security audits, compliance assessments, or Cyber Network Defense-related (CND) functions in an enterprise IT environment
Technical Skills:
- Proficiency with auditing tools (e.g., Splunk, Nessus, ACAS) and experience with Windows/Linux security configurations
- In-depth knowledge of cybersecurity frameworks (e.g., NIST 800-53, RMF, ICD 503, DoD 8510.01)
- Familiarity with database security for platforms like SQL Server and Oracle
Clearance Requirement:
- Active TS/SCI clearance with the ability to obtain and maintain a TS/SCI with Poly
Work Environment and Notes:
- On-site Work: All work must be conducted on-site in Springfield, VA
- Program Scope: Supports on-premises enterprise IT environments including virtualized Windows/Linux servers, databases, and networking layers
- Subcontractor Role: Salary and responsibilities vary by billet, with cap limitations based on the subcontractor agreement
Overview
SAIC accepts applications on an ongoing basis and there is no deadline. SAIC® is a premier Fortune 500 mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives. We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.
$188k - $235k
...but help further Armada’s mission to bridge the digital divide for customers around the world. Role Overview The Senior Mission Success Engineer for US Federal is a hands‑on, cleared technical leader responsible for deployment execution, post‑deployment technical...SeniorRemote workFlexible hours- Vibrint is a trusted provider of mission-critical systems and analysis that transform our customers' capacity and capability in harvesting and harnessing data. Working alongside many of the most talented professionals in public service, we work tirelessly to create and...SeniorTemporary workWork at officeLocal areaImmediate start
$125.8k - $170.2k
...related experience US Citizenship Required: Yes Job Description: Deliver simple solutions to complex problems as a VDI Engineer at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements of our clients. With a career in application...SeniorTemporary workImmediate startWorldwideFlexible hours- ...Senior Kubernetes Engineer We are seeking a highly experienced Senior Kubernetes Engineer to support mission-critical systems for the Transportation Security Administration (TSA). This role will lead the design, development, modernization, and innovation of secure,...Senior
- ...Cybersecurity Engineer (CDAP) - Senior ECS is seeking a Cybersecurity Engineer (CDAP) - Senior to support the Army National Guard (ARNG) Enterprise... ...proficiency; must hold ONE OR MORE of the following: CC, CND, GISF, SSCP Experience: 3+ years of experience in...SeniorContract work
- ...Senior VMware Engineer Introduction Elluminates Software provides innovation for Federal customers, including AI-driven SaaS, Cloud and On-Prem transformation, and advanced Infrastructure Automation. We have worked closely with the industry to innovate...SeniorFull timeContract workWork at officeLocal areaRelocationShift work
- A leading defense contractor in Virginia is looking for a Systems Engineer Advisor to provide tailored solutions and manage the customer’s VDI environment. Responsibilities include designing system architecture, working across teams, and ensuring mission success. Candidates...SeniorFor contractors
$113.2k - $237.8k
...Job Title: Senior Cybersecurity Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local The Opportunity: TCS offers...SeniorLong term contractFull timeContract workWork experience placementLocal areaFlexible hours- ...Unified Communications Senior Engineer ***Requires an active TS/SCI Security Clearance*** What Impact You'll Have: The Unified Communications Senior Engineer is responsible for the design and development of Unified Communications voice, video and Collaboration networks...SeniorWork experience placementWork at office
- ***Requires an active TS/SCI Security Clearance**** What Impact You'll Have: The Unified Communications Senior Engineer is responsible for the design and development of Unified Communications voice, video and Collaboration networks. Will work with Unified Communications...SeniorWork experience placementWork at officeImmediate start
- ...High Speed Guard Engineer Location: Springfield, VA Position Overview: We are seeking a High Speed Guard (HSG) Engineer to support the implementation, administration, and sustainment of Cross Domain Solutions (CDS) operating across multiple networks and security domains...Senior
$145k - $155k
...ll make sure the mission knows it. At D2 Tech Services, a VDI Engineer isn’t just a support role — you’re the SME who keeps a large-... ...5+ years of progressive VDI experience (Administrator through Senior Engineer), with a B.S. degree or equivalent * Hands-on experience...SeniorFull timeImmediate start- ...What Impact You'll Have: Join a mission-focused team where your work truly matters. We are seeking a Senior Computer Vision Engineer to help build cutting-edge solutions that support critical national defense operations. This role combines hands-on development, system...SeniorImmediate start
$96.57k - $130.65k
...Cyber Systems Engineer III - ECDS (Cross Domain Engineer) Location: Springfield, VA (NCE - Customer Site) Clearance: TS/SCI with Polygraph Citizenship: US Citizenship Required GDIT is seeking a Cyber Systems Engineer III - ECDS (Cross Domain Engineer) to support...SeniorTemporary workImmediate startRemote workWorldwideFlexible hours- Saic is looking for a SharePoint Farm Engineer/Administrator to join the MAJESTIC Joint Program Office Team. This role involves designing and enhancing SharePoint environments, ensuring security, and collaborating with cross-functional teams. Candidates should have a Bachelor...SeniorWork at office
- ...Senior Api/Connector Engineer Everforth ECS is seeking a Senior API/Connector Engineer to work in the National Capital Region covering the Pentagon, Falls Church, and Fairfax. This position is contingent upon contract award. The War Data Platform (WDP) is a key initiative...SeniorContract work
- ...Job Title: Senior Voice Engineer Location: Arlington, VA Type: Contract Contractor Work Model: Hybrid – onsite and remote Responsibilities Configure, test, deploy, maintain, and troubleshoot cloud and on-premise telecom solutions and services Monitor...SeniorContract workFor contractorsLocal areaRemote work
- ...Input Technology Solutions is seeking a Senior Endpoint Engineer for a great hybrid opportunity at the National Harbor in MD! Job Description: Support System Center Configuration Manager (SCCM) and Intune administration and engineering, to include collection...Senior
- Ll Oefentherapie is looking for a Senior Accessibility Engineer (508 SME) in Arlington, Virginia. The chosen candidate will ensure Section 508 compliance across an Enterprise Program Management program, leading documentation and testing efforts while collaborating closely...Senior
- ...compliance with federal and agency-specific security requirements. Engineers the end-to-end configuration, deployment, and integration of... ...integration and mission-driven security architecture, advising senior leadership on technical risks and mitigation strategies....Senior
- ...Active Directory Engineer This is an opportunity with one of our top financial clients that matches up well to your skills, qualifications, and experiences. Location: McLean, VA and Plano, TX 3 days onsite Duration: 12+ months contract (Extension) Job Description...SeniorContract workLocal areaWorldwide
- ...Active Directory Engineer Location: McLean, VA 22102 We are only looking for local candidates from McLean, VA. Please do not submit... ...evolving IT department is in search of an Active Directory Senior Engineer with excellent time management skills and a consistent...SeniorLocal area
$165k - $230k
...Senior Virtualization Engineer (TS/SCI with FS Poly) Location: Reston / McLean, VA (Onsite at Langley) Salary Range: $165,000 – $230,000 Clearance Required: TS/SCI with Full Scope Polygraph (Langley-issued preferred) Overview We are seeking a Senior Virtualization...SeniorFull timeTemporary workImmediate start$113.2k - $237.8k
...Job Title: Senior Endpoint Engineer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None Employee Type: Regular Percentage of Travel Required: None Type of Travel: None The Opportunity: CACI is seeking...SeniorFull timeContract workTemporary workWork experience placementFlexible hours- Vt Arc is seeking a Senior to Staff level Identity, PKI and Access Engineer in Arlington, VA. This critical role focuses on implementing identity engineering across secure environments, ensuring seamless access, and supporting mission-critical programs. The ideal candidate...Senior
- ...possess an active TS/SCI clearance and proficiency in C/C++. Strong experience in exploit development and the ability to pass the DCART Senior Developer Aptitude Test (SDAT) are essential. This role involves creating covert tooling and testing payloads to minimize detection...Senior
$140k - $160k
...~ Paid time off MSM Technology A Woman-Owned Small Business (WOSB) located in Quantico, VA is looking for a Senior Endpoint Engineer We strive to provide the next generation of cutting-edge technologies. Our growth means exciting career opportunities for...SeniorTemporary workWork at officeWork from homeFlexible hours- ...Senior Solutions Engineer Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer's core culture? If so, Chenega Military, Intelligence...Senior
$185k - $220k
Vt Arc in Arlington, VA is seeking a Senior to Staff level Inline Encryption / Crypto Engineer to support enterprise encryption engineering and secure transport implementation for mission-critical programs. The ideal candidate will have senior-level experience in inline...Senior- A government contracting firm in Virginia seeks a skilled SailPoint Developer to implement identity and access management solutions. Candidates should be US Citizens with an active Secret Clearance, at least 10 years of IAM experience, and proficiency in SailPoint Identity...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior CND Engineer. Be the first to apply!
- senior vmware engineer Springfield, VA
- senior performance engineer Springfield, VA
- senior software design engineer Springfield, VA
- senior tableau developer Springfield, VA
- senior purchasing analyst Springfield, VA
- senior magento developer Springfield, VA
- sr information security engineer Springfield, VA
- senior sas developer Springfield, VA
- senior cloud engineer Springfield, VA
- senior mainframe developer Springfield, VA

