DevOps Engineer

ManTech; Herndon (AR); On-site; USD 115,000 - 190,000; Full time

Benefits offered by this job

Health Insurance

Paid Time Off

Holiday Pay

Retirement and Savings

Learning and Development opportunities

Job summary

ManTech in Herndon, VA seeks a security-minded IT professional to deploy AWS resources, build CI/CD pipelines, and manage Kubernetes clusters across development environments. You will enhance security, run vulnerability scans, and collaborate with DevOps and Data Engineers on scalable solutions in a fast-paced government-facing setting.

The role requires a TS/SCI w/ Poly clearance, 3+ years SQL, 4+ years Linux/Windows admin, 2+ years Elasticsearch and Kubernetes experience, with a strong

Qualifications

• 3+ years of experience with SQL databases.
• 4+ years of experience with Linux or Windows system administration.
• 2+ years of experience with Elasticsearch.
• 2+ years of experience with Kubernetes.
• Experience with systems design and scalability.

Responsibilities

• Deploy, provision, and secure AWS resources including EC2, S3, RDS, EBS, CloudWatch, and VPC.
• Build, maintain, and troubleshoot CI/CD pipelines using GitLab, GitHub, or Jenkins.
• Design, build, maintain, and troubleshoot Kubernetes clusters across environments.
• Run vulnerability scans and patch infrastructure; manage VPNs and SSL/TLS certificates.
• Maintain and update software architecture with secure infrastructure enhancements and best practices.
• Collaborate with peers and customers to enhance performance and scalability.

Skills

SQL databases

Linux/Windows admin

Elasticsearch

Kubernetes

Systems design

Education

High School Diploma

Tools

GitLab

GitHub

Jenkins

Job description

General information

Requisition #

R71106

Locations

USA-VA-Herndon

Posting Date

10/01/2026

Security Clearance Required

TS/SCI w/ Poly

Remote Type

Onsite

Time Type

Full time

Description & Requirements

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!

Responsibilities include, but are not limited to:

• Deploy, provision, and secure AWS resources including EC2, S3, RDS, EBS, CloudWatch, and VPC, assisting with database sizing, management, and server security
• Build, maintain, and troubleshoot CI/CD pipelines using GitLab, GitHub, or Jenkins to support continuous integration and deployment
• Design, build, maintain, and troubleshoot Kubernetes clusters to ensure uninterrupted development productivity across all environments
• Run vulnerability scans, patch physical and cloud infrastructure, manage VPNs, and ensure SSL/TLS certificates remain current
• Maintain and update software architecture, focusing on secure infrastructure enhancements, system design, operational best practices, and proactive innovation
• Collaborate closely with peers and customers in a fast-paced environment to enhance performance and scalability

Minimum Qualifications:

• High School Diploma
• 3+ years of experience working with SQL databases
• 4+ years of experience with Linux or Windows system administration
• 2+ years of experience working with Elasticsearch
• 2+ years of experience working with Kubernetes
• Experience with systems design and scalability

Preferred Qualifications:

• Experience working with large-scale, enterprise-class network environments
• Experience designing secure infrastructure enhancements to support new capabilities and performance optimization
• Experience working in multi-disciplinary teams alongside DevOps Engineers and Data Engineers
• Strong detail orientation, problem-solving capabilities, and effective verbal/written communication skills

Clearance Requirements: Current/Active 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 $114,600.00-$190,200.00. 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 [e-mail] and provide your name and contact information.