Senior IT DevSecOps Engineer

Washington, DC

Apply Apply with LinkedIn
Save

Type: Contract

Experience: 0

Category: Information Technology

Contractor Work Model: Onsite

Brand: System One

Job ID: 346441

Date Posted: 02/17/2026

Shortcut: http://jobs.systemone.com/hMGcsq


Senior IT DevSecOps Engineer
Washington, DC – ONSITE
Type: Multi-year Contract
Open to W2 and C2C
US citizenship required per government contract
Must be able to obtain Public Trust clearance


Candidate will help build GitLab-based DevSecOps automated pipelines into AWS gov cloud; support and enable application delivery times on CI/CD platform; manage and operate GitLab CI/CD.

Certification:
• GitLab certification desired but not required.
• AWS certification desired but not required.

Knowledge, Skills and Experience:
• Version Control Systems
• Proficiency with Git
• Advanced knowledge of GitLab, including CI/CD pipelines, merge requests, and issue tracking
• Familiarity with branching, promotion, and release strategies (such as SemRel)
• Familiarity using internalized registries and repositories (Nexus dependency management, internal container registries, etc.)

CI/CD
• GitLab CI/CD
• GitLab runners (configuration and management)
• GitLab components (Or generally developing and utilizing templates for CI/CD jobs in any platform, such as GitHub Actions)

Cloud Platforms

• Demonstrated proficiency with AWS (Lambda, EC2, S3, EBS/EFS, ECS, EKS, SNS, CloudWatch)

Containerization

• Docker (building, deploying, and managing containers)
• Kubernetes (orchestration, deployment strategies, security, troubleshooting)
• Container security best practices
• Including container hardening strategies, such as maintaining a secure “golden” image
• Deploying and managing container-based runners hosted on EKS
• GitOps tools and deployment principles (such as ArgoCD/Flux)

Security Testing
• Static Application Security Testing (SAST)
• Dynamic Application Security Testing (DAST)
• Interactive Application Security Testing (IAST)
• Software Composition Analysis (SCA)
• Container scanning tooling (Trivy, Prisma/Twistlock, Neuvector, etc..)

Infrastructure as Code (IaC)

• Terraform (writing, managing, and optimizing Terraform configurations)
• Other IaC tools (e.g., CloudFormation, Ansible)

Scripting and Programming
• Proficiency in scripting languages (e.g., Python, Bash)
• Basic to intermediate programming skills
• Experience working with a Linux-based shell, managing way around a Linux-based system
• Ability to work well in a paired programming environment at times

Automation
• Creating and maintaining automated security checks and remediations
• Integrating security into automated deployment processes
• Incorporating linting tooling into development processes
• Incorporating unit & performance testing into deployment processes

System One, and its subsidiaries including Joulé, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M1
#LI-VH1
#DI-VH1

Ref: #851-Rockville-S1

  • Senior Python/AWS Application Developer (onsite)

    Washington, DC

    Senior Python / AWS Application Developer Washington, DC - ONSITE Type: Multi-year Contract Open to W2 and C2C US citizenship required per government contract Must be able to obtain Public Trust clearance As part of a team, the selected contractor will...

    Date Posted: 02/11/2026 Recommended

  • Cloud Software Engineer

    Fort Meade, MD

    Cloud Software Engineer Ft Meade, MD - onsite TS/SCI Full Scope Poly Job Description: Provide cloud software research, development, and engineering services to include requirements analysis, software development, installation, integration, evaluation, ...

    Date Posted: 02/12/2026 Recommended

  • Cloud Security Engineer

    Salisbury, MD

    Job Title: Cloud Security Engineer Location: Salisbury, MD Type: Direct Hire Compensation: $126000 - $190000 annually Contractor Work Model: Onsite Position Summary We are seeking a skilled and detail-oriented Cloud Security Engineer to join our growin...

    Date Posted: 02/19/2026 Recommended

  • Sr Full Stack Java Developer

    Washington, DC

    Job Title: Sr Full Stack Java Developer Location: Washington, DC Type: 6 + months Contract To Hire Contractor Work Model: Hybrid (3 days onsite, rest remote) Clearance Requirements: Public Trust Please note: Employment eligibility for this position is ...

    Date Posted: 02/18/2026 Recommended

  • Full Stack Infrastructure Engineer

    Herndon, VA

    Full Stack Infrastructure Engineer Dulles, VA - onsite Secret Clearance is required to start This role involves contributing to the design, development, and deployment of advanced cybersecurity capabilities to support CISA's mission today and into the ...

    Date Posted: 01/12/2026 Recommended

  • Full-Stack AWS Developer

    McLean, Virginia

    Job Title: Full-Stack AWS Developer Location: Remote (EST) Type: Contract To Hire Senior Full Stack Developer What You Will Do: The Cloud Applications Full-Stack AWS Developer will work closely with clients, digital leaders, solutions architects, and t...

    Date Posted: 12/15/2025 Recommended

  • Sr Software Engineer - IBM ITX & Healthcare EDI

    Reston, VA

    Title: Senior Software Engineer (IBM ITX SME) Location: Mostly remote Onsite: Reston, VA (3-4 times per year) Duration: 12-month contract to hire Contact: Cdinnocenti@altaits.com PURPOSE The Senior Software Engineer performs complex analysis, design, a...

    Date Posted: 01/29/2026 Recommended

  • GENAI CCAS Application Developer

    Washington, DC

    GENAI CCAS Application Developer Location: Remote - Must be willing to travel to Gaithersburg, MD, quarterly Type: Contract Compensation: $49.00 - $60.00 hourly Contractor Work Model: Remote Opening for an early career GenAI Application Developer to bu...

    Date Posted: 02/13/2026 Recommended

  • Databricks Engineer

    Washington, District of Columbia

    Job Title: Databricks Engineer Location: Washington, District of Columbia Type: Contract Contractor Work Model: Onsite PROJECT DESCRIPTION: The Enterprise Data Platform (EDP) empowers the Board to confidently use trusted, standardized, and well-governe...

    Date Posted: 01/20/2026 Recommended

  • Databricks Administrator

    Washington, District of Columbia

    Job Title: Databricks Administrator Location: Washington, District of Columbia Type: Contract Contractor Work Model: Onsite PROJECT DESCRIPTION: The Enterprise Data Platform (EDP) empowers the Board to confidently use trusted, standardized, and well go...

    Date Posted: 01/16/2026 Recommended

  • Senior Test Engineer

    Vienna , VA

    Job Title: Sr Principal-Level QA/Test Automation Engineer Location: Vienna, VA or Pensacola, FL Hybrid Work Model: onsite 2-3 days a week Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract We are looking for candidates with a m...

    Date Posted: 01/21/2026 Recommended

  • SailPoint Developer

    Fort Belvoir, VA

    SailPoint Developer Fort Belvoir, VA - hybrid (2-3 days a week onsite) Secret Clearance is required to start Must be Security+ certified SailPoint Developer Role requires Java Development Experience. We are looking for candidates who are true developer...

    Date Posted: 12/11/2025 Recommended

  • Cyber Security Specialist (TS/SCI clearance)

    Quantico, Virginia

    Cyber Security Specialist Quantico, VA - onsite Security Clearance: Active TS/SCI is required Must be IAT level III certified Major Duties & Responsibilities: Assist in building, coordinating, maintaining, changing, and updating, the RMF A&A packages f...

    Date Posted: 02/13/2026 Recommended

  • Robotics Software Engineer – Python

    McLean, VA

    Job Title: Robotics Software Engineer – Python Location: McLean, VA - ONSITE Role Type: 6 + months contract – good chance of extensions Clearance Requirements: Public Trust Please note: Employment eligibility for this position is limited to U.S. Citize...

    Date Posted: 02/20/2026 Recommended

  • AWS System Engineer

    Chantilly, VA

    AWS System Engineer Top Secret clearance is required HYBRID in Chantilly, Gaithersburg, Alexandria, or St. Louis $180,000/year Direct Hire AWS Cloud experience provisioning Windows Server systems. Must be willing to sit for a CI Poly. Hybrid role. Resp...

    Date Posted: 02/02/2026 Recommended

  • Systems Analyst - Data Warehouse Design

    Baltimore, MD

    Systems Analyst – Data Warehouse Design Hybrid, Baltimore, MD 12 month+ contract opening W2 hourly pay rate: $40/hr. Federal client requirement: US Citizen or Legal Permanent Resident Specific Experience: Must possess 7 years of systems analysis experi...

    Date Posted: 01/28/2026 Recommended

  • Azure Platform Architect

    Rockville, MD

    Azure Platform Architect 100% remote US Citizenship is required per government contract Open to W2 and C2C No third parties System One is looking for a Platform Architect to support a major enterprise platform modernization effort. This role offers an ...

    Date Posted: 02/20/2026 Recommended

  • Database Administrator (TS/SCI clearance)

    Quantico, Virginia

    Database Administrator Location: On-site in Quantico, Virginia Security Clearance: Top Secret clearance with SCI access or eligibility (TS/SCI). Major Duties & Responsibilities: Install, manage, and maintain database management systems (DBMS) such as M...

    Date Posted: 02/13/2026 Recommended

  • Help Desk Lead (TS/SCI clearance)

    Quantico, Virginia

    Help Desk Lead Quantico, Virginia - Onsite Security Clearance: Active TS/SCI Major Duties & Responsibilities: Serve as the primary point of contact for end users to provide ongoing support, monitoring, and life cycle management of incident tickets. Pro...

    Date Posted: 02/13/2026 Recommended

  • UI/UX Designer (hybrid)

    Atlanta, Georgia

    UI/UX Designer Atlanta, GA – hybrid, must be able to work onsite a few times per month GC Holders and US Citizens per government contract Must be able to get Public Trust As a UI/UX Designer, you will be responsible for creating intuitive, user-centric...

    Date Posted: 02/18/2026 Recommended

  • Developer Team Lead

    Melbourne, FL

    Job Title: Developer Team Lead Location: Melbourne, FL Developer Team Lead Developer Team Lead Responsibilities: • Provide occasional after-hours support to answer questions and resolve problems. • Lead and mentor software developers in the implementat...

    Date Posted: 02/03/2026 Recommended

  • Performance Tester

    New Carrollton , Maryland

    Job Title: Senior Performance Engineer Location: New Carrollton, MD (On-site) Employment Type: Contract-to-Hire Security Requirement: US Citizenship Required Contact: Crystal.dinnocenti@systemone.com ROLE OVERVIEW System One is seeking a Senior Perform...

    Date Posted: 02/03/2026 Recommended

  • FIPS 140 Security Engineer

    Columbia, MD

    FIPS 140 Security Engineer 100% ONSITE - Columbia, MD Type: Contract Compensation: $61.50 - $75.00 hourly In joining the team, you will get an exciting opportunity to work in the growing IT Security field in support of National defense. The products yo...

    Date Posted: 01/27/2026 Recommended

  • Confluent Kafka Platform Architect

    Tulsa, Oklahoma

    Assignment location: Remote Description of Job Duties As a Confluent Kafka Platform Architect, you will design and govern the enterprise event streaming platform that powers real-time data movement across the company. You will define architecture patte...

    Date Posted: 02/13/2026 Recommended

  • Production and Special Projects Supervisor (Desktop Deployment Supervisor)

    Alexandria, VA

    Production and Special Projects Supervisor (Desktop Deployment Supervisor) United States Citizenship Required Requires Top Secret Clearance; Secret Clearance may be upgraded to TS. Onsite - Alexandria, VA 6 months Contract to Hire Hourly Rate during co...

    Date Posted: 12/12/2025 Recommended

  • Full Stack Developer

    Merrifield, VA

    Job Title: Senior Full Stack Developer (C#/.Net, React, JS) Location: Vienna, VA Work model: hybrid, 2-3 days onsite Pay Rate: Open to Both C2C and W2 options Position Type: Multiyear Contract This role requires someone with a minimum of 10 years of ex...

    Date Posted: 02/20/2026 Recommended

  • Cloud Financial Analyst

    Rockville, MD

    Cloud Financial Analyst 100% remote US citizenship required per government contract Must be able to obtain USCIS Public Trust clearance System One is seeking a Cloud Financial Analyst to work for a large government contractor. This is a great opportuni...

    Date Posted: 02/19/2026 Recommended

  • Senior Software Engineer – SAP Commerce Cloud

    Harrisburg, PA

    Job Title: Senior Software Engineer – SAP Commerce Cloud Location: Harrisburg, PA Type: Direct Hire Contractor Work Model: Remote Overview We are seeking a high-level Senior SAP Commerce Cloud Engineer to spearhead the implementation of a scalable, ent...

    Date Posted: 01/23/2026 Recommended

  • Elastic Engineer

    Herndon, VA

    Elastic Engineer Direct Hire On-Site, Dulles, VA (Herndon, VA) Salary: $140,000 annually, plus benefits Federal End Customer Minimum Active Secret clearance with TS eligibility System One IT is staffing a direct-hire opening for an Elastic Engineer to ...

    Date Posted: 01/06/2026 Recommended

  • Data Engineer

    Tulsa , Oklahoma

    About the Role We’re seeking a skilled and forward-thinking Data Engineer with hands-on experience in cloud platforms to join a growing data team. You’ll play a critical role in designing, building, and maintaining scalable data pipelines and infrastru...

    Date Posted: 02/18/2026 Recommended