Job Description

General information

Requisition #
R64633
Locations
USA-VA-Ashburn
Posting Date
12/05/2025
Security Clearance Required
Secret
Remote Type
Onsite
Time Type
Full time

Description & Requirements

Transform the future of federal services with MANTECH! Join a vibrant, energetic team committed to enhancing national security and public services through innovative tech. Since 1968, we’ve partnered with Federal Civilian sectors to deliver impactful solutions. Engage in exciting projects in Digital Transformation, Cybersecurity, IT, Data Analytics and more. Ignite your career and drive change. Your journey starts now—innovate and excel with MANTECH!

***This is for a future opportunity***

MANTECH seeks a motivated, career and customer-oriented Security Engineering Lead to join our team in Ashburn, VA

The ultimate purpose of this role is to provide the disciplined leadership and structural organization necessary to rapidly implement critical, high-impact security solutions that directly protect the Nation's digital borders while ensuring continuous, compliant contract delivery for 24x7x365 network, cyber, and cloud services.

Responsibilities include but are not limited to:

• Leading the overall engineering, deployment, and lifecycle management of the 24x7 SOC tool suite, ensuring compliance with NIST/DHS frameworks
• Directing the collaboration, administration, configuring, and securing of the core CSD tool suite (e.g., IDS/IPS, SIEM, AV, etc.).
• Developing and maintaining comprehensive design documentation, Standard Operating Procedures (SOPs) and topology diagrams for all security infrastructure components.
• Leading the implementation and integration efforts for Machine Learning (ML) and Artificial Intelligence (AI) into the security tool suite.
• Preparing detailed technology insertion requests, cost-benefit analyses, and COTS version upgrade requests for custom solutions.

Minimum Qualifications:

• Bachelor’s degree in computer science, engineering, information technology, or cybersecurity.
• Seven (7+) years of experience in security administration systems and support.
• At least one of the following certifications: Splunk Architect, A+, Security+, or Network+.
• Proven experience installing, configuring, monitoring, and troubleshooting network security solutions (L2/L3 devices, NAC, Firewalls, IDS/IPS, VPN, WAF).
• Advanced working knowledge of encryption algorithms, SIEM technologies, and embedded systems security.
• Splunk experience.

Preferred Qualifications:

• Certified Information Systems Security Professional (CISSP).

Clearance Requirements:

• Must have an active/ current Secret clearance.
• Must be able to obtain and maintain a CBP BI (Background Investigation)

Physical Requirements:

• Must be able to be in a stationary position more than 50% of the time
• Must be able to communicate, converse, and exchange information with peers and senior personnel
• Constantly operates a computer and other office productivity machinery, such as a computer
• The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations
• The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

MANTECH International Corporation 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 careers@mantech.com and provide your name and contact information.