Principal Full Stack Infrastructure Engineer

Herndon, VA

Apply Apply with LinkedIn
Save

Type: Direct-Hire

Experience: 0

Category: Information Technology

Contractor Work Model: Onsite

Brand: System One

Shift: On-Site

Job ID: 344923

Date Posted: 01/12/2026

Shortcut: http://jobs.systemone.com/F9fc8b


Principal 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 future.

Responsibilities may include but are not limited to:

Infrastructure Engineering:

•    Design, test, and implement advanced cybersecurity software capabilities as a key contributor within Agile Scrum teams.
•    Support risk assessments and recommend risk mitigation strategies as required.
•    Full Stack Development:
•    Develop automated unit tests and debug thoroughly to ensure reliable, high-quality code.
•    Collaborate on Deployment, DevOps, and CI/CD processes to optimize pipelines and streamline workflows.
•    Establish and interpret monitoring systems for CI/CD processes to ensure operational effectiveness.

Qualifications:
•    Must have an active Secret clearance with the ability to obtain DHS suitability
•    Must be able to obtain a TS/SCI Clearance
•    8+ years of software development experience required
•    Minimum 2+ years of Agile full stack infrastructure engineering experience with a focus on production AWS environments.

Desired Skills:
•    Experience with Amazon CloudWatch, Amazon Elastic Block Storage, Amazon EC2 Image Builder, Amazon Elastic Cloud Registry, Amazon Elastic Container Service, Amazon Event Bridge, AWS Config, AWS Identity and Access Management (IAM), and AWS Secrets Manager.
•    Proven ability as a Full Stack Developer with experience in Agile/Scrum development methodologies.
•    Automated remediation expertise for security vulnerabilities.
•    Familiarity with:
o    CISA Guidance:
?    § Securing the Software Supply Chain.
?    § Open-Source Software Security.
?    § General Cybersecurity Best Practices.
o    NIST Frameworks:
?    § NIST SP 800-218 – Secure Software Development Framework.
o    Technical Expertise:
?    § Knowledge of automated solutions using Ansible.

Desired Certifications:
•    Cloud Certification: AWS Certified Cloud Practitioner.
•    Cybersecurity Certifications: DoD 8570.1 IAT Level II or CSSLP.

Required Education:
Bachelor’s Degree in Software Engineering, Computer Science or a related discipline is required. [Ten (10) years of experience (for a total of eighteen (18) or more years) may be substituted for a degree.]
 

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

  • Principal Full Stack Developer

    Herndon, VA

    Principal Full Stack Developer 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 futu...

    Date Posted: 01/12/2026 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

  • 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

  • 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

  • AWS Security Manager

    Herndon, Virginia

    AWS Security Manager Location: 100% Remote US citizenship required per government contract Must be able to obtain Public Trust Clearance W2 only, NO C2C The AWS Security Manager is responsible for ensuring the security, compliance and protection of our...

    Date Posted: 12/09/2025 Recommended

  • ISSE

    Reston, VA

    ISSE TS/SCI CI Poly required Reston, VA or Riverdale, MD – 100% ONSITE Compensation: $200,000/year Join our dynamic team as an Information System Security Engineer (ISSE) and make a direct impact on our customer’s mission. In this role, you will design...

    Date Posted: 11/05/2025 Recommended

  • Fractional Systems Engineer (remote)

    Washington, DC

    Job Title: Fractional Systems Engineer (remote) Location: Washington, DC Type: Contract Contractor Work Model: Remote Hours: Part-Time (15-20 hours per week) Position: Systems Engineer Reporting to: Technology Director Work Location & Eligibility: This...

    Date Posted: 01/14/2026 Recommended

  • Full Stack Web Developer (Python, AWS Bedrock, Pandas, Pentaho, SQL Server)

    Washington , District Of Columbia

    Full Stack Web Developer (Python, AWS Bedrock, Pandas, Pentaho) Contract Opening Remote with infrequent office visits in Washington, DC US Citizenship, eligibility for Public Trust Clearance required W2 Hourly Rate: $75/hr. range. Benefits available Sy...

    Date Posted: 01/14/2026 Recommended

  • AWS Data Engineer

    Dallas, Texas

    System One has an exciting Data Engineering opportunity with a partner based in the Tulsa, OK area, but will sit in the Frisco, TX area. This position will be responsible for working with complex data sets across an organization spanning multiple state...

    Date Posted: 01/15/2026 Recommended

  • Sr Java Developer / SDET

    Reston, VA

    Job Title: Sr Java Developer/ SDET Type: 6+ month Contract Compensation: $79.50 Contractor Work Model: Mainly Remote, Hybrid days- Reston, VA Senior Java Developer / SDET ALTA IT is seeking a hands-on Senior Java Developer / SDET to join a cross-functi...

    Date Posted: 12/20/2025 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: 01/15/2026 Recommended

  • Senior ChangeMan ZMF Engineer

    Reston, VA

    Senior ChangeMan Engineer Hybrid – Reston, VA (Day to Day remote with once monthly onsite meetings) 6-month+ Contract Position Hourly Pay Rate: $75/hr. W2. Benefits Available 2nd Interview is in-person – Reston, VA Our client is migrating from an exist...

    Date Posted: 12/30/2025 Recommended

  • Network Administrator (WAN)

    Montgomery, Alabama

    Network Administrator (WAN) Maxwell AFB/Gunter Annex - onsite Montgomery, AL Hours: 2 shifts available (7 am - 3 pm) and (3 pm - 11 pm) Active Top Secret clearance required Must be able to get TS/SCI Must be Security+ and CCNA certified Major Duties & ...

    Date Posted: 01/14/2026 Recommended

  • Managed File Transfer Administrator

    Herndon, Virginia

    Managed File Transfer Administrator 100% Remote Security Clearance: Per government contract must be US citizen and able to obtain a public trust clearance Description: This is an E-commerce position requiring a minimum of bachelor’s degree in computer ...

    Date Posted: 01/13/2026 Recommended

  • Data Engineer/Developer

    Fort Detrick, Maryland

    If interested reach out directly to kspicer@altaits.com or call/text 301-252-8762 Responsibilities: Support full SDLC services for LogiCole defined priorities. Communicate well on all levels to various government and contractor support personnel includ...

    Date Posted: 01/07/2026 Recommended

  • Sr. Administrator (Azure, OpenShift)

    Alexandria, Virginia

    Job Title: Sr. Administrator Location: Alexandria, Virginia Type: 6 + months Contract To Hire Contractor Work Model: Onsite (with some flexibility) Security Clearance: Secret Clearance US Citizenship Required We are seeking a Sr. Administrator with str...

    Date Posted: 12/12/2025 Recommended

  • Principal Software Developer

    Bellevue, Washington

    System One is seeking a highly skilled Full Stack Developer to support the development and ongoing enhancement of a mission-critical data management application used to support complex, data-heavy nuclear power construction projects. This application i...

    Date Posted: 01/05/2026 Recommended

  • Digital Network Exploitation Analyst

    Annapolis Junction, Maryland

    Title: Digital Network Exploitation Analyst Clearance: TS/SCI CI Poly Location: On-site Annapolis Junction, MD Contact: Cdinnocenti@altaits.com This role offers a unique opportunity to support mission-driven operations in a dynamic, fast-paced environm...

    Date Posted: 01/08/2026 Recommended

  • AWS Cloud Infrastructure Engineer

    Columbia, MD

    Job Title: AWS Cloud Infrastructure Engineer Location: Columbia, MD – Hybrid (onsite 2-3X per month) Type: 12+ months contract with strong potential for permanent conversion Interview process: MS Teams followed by onsite in-person interview (this is RE...

    Date Posted: 01/13/2026 Recommended

  • Database Engineer (onsite)

    Stafford, Virginia

    Database Engineer Quantico, VA – 100% ONSITE Top Secret clearance required to start Must be able to obtain CI Poly Bachelor’s degree and 5+ years directly related experience or Master’s degree and 3+ years directly related experience. Years of experien...

    Date Posted: 01/15/2026 Recommended

  • Senior Network Engineer

    Brunswick, Georgia

    Job Title: Senior Network Engineer Location: Brunswick, Georgia (onsite) Job Type: Full Time Salary: $59.00/HR - $70.00/HR on W2 Clearance: Must be able to obtain and maintain a Public Trust clearance Relocation assistance available! Role Objective: We...

    Date Posted: 01/14/2026 Recommended

  • Network Engineer

    McLean, Virginia

    Job Title: Network Engineer Location: Arlington, VA Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Active Top Secret Duties and Responsibilities: Lead engineering and installation (E&I) support for inside/outside plant LAN wir...

    Date Posted: 12/04/2025 Recommended

  • SME Oracle APEX Developer

    Washington, DC

    Oracle APEX Developer 100% Onsite in Washington DC 20036 Per Federal Contract U.S. Citizenship Required Must be able to pass federal background investigation (3-8 weeks) for DOJ Public Trust Clearance 6- 18 month Contract (Possibly Permanent based on p...

    Date Posted: 12/16/2025 Recommended

  • Backend Technical Lead – AI Driven

    Frisco, Texas

    Job Title: Backend Technical Lead – AI Driven Location: 100% Remote – CST, EST, MST preferred Role Type: 8 + month contract + good chance of extensions US Citizenship required A highly respected digital product studio is expanding its backend capabilit...

    Date Posted: 12/05/2025 Recommended

  • Salesforce Developer

    Tulsa, Oklahoma

    System One has an exciting Salesforce Developer opportunity with a partner in the Tulsa, OK area. Successful candidates must be able to provide proof of ability to work in the U.S. without sponsorship. This position is not open to corp-to-corp, subcont...

    Date Posted: 01/15/2026 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

  • System Administrator Lead

    McLean , Virginia

    Job Title: System Administrator Lead Location: Arlington, Virginia Type: Contract To Hire Contractor Work Model: Onsite Security Clearance: Top Secret w/ SCI eligibility Duties and Responsibilities: Leads a team of system administrators responsible for...

    Date Posted: 12/04/2025 Recommended

  • SOC Analyst

    Huntsville, VA

    Job Title: SOC Analyst Location: Huntsville, AL Openings: Mid- Senior Level Clearance: Top Secret Salary: $75,000-$145,000 depending on years of experience Mid Level SOC Analyst Shifts Available: Sun-Wed: 12pm-10pm Wed-Sat: 12pm-10pm Sun-Wed: 9pm-7am W...

    Date Posted: 10/28/2025 Recommended

  • Principle Software Engineer

    Christiansburg, Virginia

    Job Title: Principle Software Engineer Location: Christiansburg, Virginia Type: Direct Hire Contractor Work Model: Hybrid Overview: Are you a visionary software engineer with a passion for designing and developing cutting-edge technology solutions? We ...

    Date Posted: 01/11/2026 Recommended

  • Mid-Level MySQL and PostgreSQL DBA

    Washington, DC

    Mid-Level MySQL and PostgreSQL DBA 100% ONSITE New Jersey Ave Washington DC 20590 (5 days per week) Start Date- 1/19/2026 Per Federal contract - U.S. Citizenship or Greencard Required Must be able to pass enhanced background screen (criminal, financial...

    Date Posted: 01/05/2026 Recommended