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Salary
$142k – $236k per year
Location
In office (McLean)
Seniority
Senior · 7+ years exp

Confirmed on the employer's own hiring board on Nov 3, 2026. First seen by Alion on Oct 30, 2026. ManTech scores A on the Alion truth index.

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Impact
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ManTech is a Virginia company founded in 1968 that provides technology services to United States defence and intelligence agencies. Its work covers cybersecurity, data analytics, cloud and mission systems engineering. The company employs thousands of cleared technologists.

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now-unleash your potential with MANTECH!

MANTECH seeks a highly technical Oracle Cloud Security Engineer to join our team in Herndon, VA. Join a dedicated team of cybersecurity experts focused on enhancing the customer’s cloud incident response posture. The ideal candidate brings a strong background in Oracle Cloud Infrastructure (OCI), cyber defense operations, scripting, and automation, coupled with expertise in Security Information and Event Management (SIEM) tools.

Responsibilities include, but are not limited to:

  • Systems Design & Architecture: Consult on the design, architecture, and implementation of OCI-based security monitoring systems at enterprise scale. Evangelize OCI security best practices.
  • Development and Scripting: Develop and maintain scripts and automation tools using OCI CLI, SDKs, and REST APIs.
  • Automation and Orchestration: Design and implement automated incident response tooling and security validation tools using OCI Resource Manager, Events, and Functions.
  • Collaboration and Mentorship: Provide technical expertise and mentorship to junior staff; assist other teams with OCI-based security investigations, prepare incident response-related reference and training materials; provide subject matter expertise to the customer.
  • Continuous Improvement: Stay current on cybersecurity trends, threats, and technologies. Identify opportunities for process improvement and implement best practices. Maintain up-to-date knowledge of relevant AI tools and find ways to leverage them for the customer’s benefit.
  • Splunk Detection Development: Assist in the development and optimization of detection rules specific to OCI.
  • OCI-native Security Services and Tooling: Provide subject matter expertise for OCI security relevant services including but not limited to OCI Audit, CloudGuard, VCN Flow Logs, OCI WAF/Network Firewall, OCI Bastion.

Minimum Qualifications:

  • 7+ years of experience with cloud security, cloud engineering or cyber operations
  • 7+ years of experience with Operating Systems, Network Infrastructure, Security Principles or System Architecture
  • 3+ years of experience with OCI
  • 3+ years of experience coding and scripting in Python

Preferred Qualifications:

  • Bachelor’s degree in Computer Science, Information Technology, or a related technical field
  • Experience with automation and SOAR platforms
  • Experience in one of the following: incident response, threat hunt, or detection engineering
  • Relevant certifications (e.g., OCI Security Professional, OCI Networking Professional, OCI Architect)

Clearance Requirements: Active/current TS/SCI with Polygraph is required for this position

Physical Requirements: Must be able to remain in a stationary position 50% of the time

The projected compensation range for this position is $141,500.00-$236,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [email protected] and provide your name and contact information.

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