Sr. DevSecOps Engineer CI POLY REQUIRED

TEKsystems; Reston (VA); On-site; USD 117,000 - 145,000; Full time

Benefits offered by this job

Medical benefits

Dental & Vision

401(k) plan

Life Insurance

Disability insurance

HSA

Transit benefits

Employee assistance program

Paid time off

Job summary

TEKsystems in Reston, VA is seeking a Sr. DevSecOps Engineer III to design, implement, and maintain secure CI/CD pipelines and IaC across AWS environments.

You will lead security integration, perform root-cause analysis, and guide junior engineers while ensuring STIG compliance and cross-functional collaboration.

This fully onsite contract offers $85-105/hr and a comprehensive benefits package.

Qualifications

• Active TS/SCI Clearance with CI poly.
• 5+ years of experience as a DevSecOps Engineer or similar role.
• Expert experience with DevOps practices, CI/CD pipelines, containerization, and automation tools (Jenkins, GitLab CI/CD, Artifactory, SonarQube, Prisma Cloud).
• Strong scripting languages (Python, Bash) in a Linux environment (RHEL, Oracle Linux, or similar).
• Experience with IaC tools such as Terraform, CloudFormation, or Ansible.
• Experience with Tier 1-3 customer support and ticketing systems (GitLab Service Desk, ServiceNow).
• Experience delivering DevSecOps services across multiple classified domains.
• Strong knowledge of AWS capabilities and secure cloud architecture; familiarity with other clouds a plus.
• Hands-on experience with STIG compliance and SRG implementation.

Responsibilities

• Collaborate with customers and internal teams to design and implement automatic technical solutions across multiple environments.
• Develop CI/CD pipelines from scratch in GitLab CI and Jenkins with integrated security scanning and STIG validation.
• Create and maintain IaC templates using CloudFormation for secure DevSecOps infrastructure in AWS environments.
• Lead troubleshooting by analyzing logs, performing root cause analysis, and crafting mitigation strategies.
• Provide expert security guidance on secure coding, STIG compliance, vulnerability remediation, and ATO support.
• Architect and build secure containerized solutions with Docker and OpenShift, guiding teams on best practices.
• Perform code reviews and knowledge sharing while maintaining technical documentation.

Skills

Devops

Devsecops

Security

AWS

Python

Cloud

Kubernetes

Jenkins

Linux

Terraform

Automation

Ansible

Tools

GitLab CI/CD

Jenkins

Artifactory

SonarQube

Prisma Cloud

Job description

Description

As a Sr. DevSecOps Engineer III, you’ll play a critical role in designing, implementing, and maintaining secure and efficient software development and deployment pipelines. You will collaborate with cross-functional teams to integrate security practices seamlessly into the development and operations lifecycle, ensuring the delivery of high-quality, secure, and reliable software solutions.

What you’ll do:

Collaborate with customers and internal teams to design and implement automatic technical solutions across multiple classification environments, working independently or as part of the team to address complex technical requirements.

Develop CI/CD pipelines from scratch in GitLab CI and Jenkins with integrated security scanning and STIG compliance validation, providing expert guidance to development teams on pipeline troubleshooting and implementing DevSecOps best practices.

Create and maintain Infrastructure as Code (IaC) templates primarily using CloudFormation to architect highly available, resilient, and secure DevSecOps tool infrastructure across AWS environments (GovCloud, C2S, TC2S) while ensuring STIG compliance and guiding junior engineers on IaC best practices.

Lead advanced troubleshooting efforts by analyzing system and application logs using Linux command-line tools, conducting root cause analysis for complex issues, and developing mitigation strategies for service degradation.

Provide expert security guidance to development teams on secure coding practices, STIG compliance, vulnerability remediation, and other best practices in support of their ATO efforts.

Architect and build secure containerized solutions by designing Docker images with security best practices, implementing and optimizing OpenShift deployments and configurations, remediating Prisma security findings, and providing guidance to development teams on container orchestration and best practices.

Perform code reviews and knowledge sharing while maintaining technical documentation, promoting best practices, and fostering continuous team improvement.

What you’ll need to succeed:

Active TS/SCI Clearance with CI poly.

5+ years of experience as a DevSecOps Engineer or similar role, with a strong focus on infrastructure automation, scalability, and reliability across the software development lifecycle.

Expert experience with DevOps practices, CI/CD pipelines, containerization, and other automation tools (e.g., Jenkins, GitLab CI/CD, Artifactory, SonarQube, and Prisma Cloud).

Strong experience with scripting languages (e.g., Python, Bash), in a Linux environment (RHEL, Oracle Linux, or similar)

Strong experience with infrastructure as code (IaC) tools such as Terraform, CloudFormation, or Ansible.

Experience with Tier 1- 3 customer support and ticketing systems such as GitLab Service Desk and ServiceNow

Expert experience delivering DevSecOps services across multiple classified domains

Expert understanding of AWS capabilities (EC2, S3, IAM, RDS, etc) and architecting secure cloud-based infrastructure and services. (familiarity with other cloud platforms a plus)

Hands-on experience configuring applications and systems to comply with Secure Technical Implementation Guides (STIG), Security Requirements Guide (SRG) by implementing security best practices.

Knowledge of security best practices, common vulnerabilities, and exposure to security frameworks (e.g., OWASP, NIST, OpenSCAP)

Ability to work independently and communicate with stakeholders across a global enterprise and cross-functional teams to drive project completion.

Experience within the US Government/Intelligence Community a plus.

Minimum IAT Level 2 Certification (CompTIA Security+, GSEC, SSCP, etc.)

Skills

Devops, Devsecops, Security, Aws, Python, Cloud, Kubernetes, Jenkins, Linux, Terraform, Automation, Ansible

Top Skills Details

Devops,Devsecops,Security,Aws,Python,Cloud,Kubernetes,Jenkins

Additional Skills & Qualifications

CI POLY - need to confirm clearance in DISS

Experience Level

Expert Level

Job Type & Location

This is a Contract position based out of Reston, VA.

Pay and Benefits

The pay range for this position is $85.00 - $105.00/hr.

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Reston,VA.

Application Deadline

This position is anticipated to close on Sep 11, 2026.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.