675 Software Development Co Op Security jobs in Washington,DC

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Mid-to-Senior Software Developer

SimVentions, Inc - Glassdoor✪ 4.6

La Plata, MD 20646

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Lead Software Engineer, Data&DevSecOps

Leidos

Washington, DC 20011

Onsite

Candidate must have an active TS/SCI security clearance
BA and 12+ years of experience. Additional years of experience may be considered in lieu of degree.
Proven track record of leading multiple teams and delivering complex software systems
Demonstrated leadership skills and attention to detail, including excellent organizational and documentation skills
Minimum of 10 years of hands-on technical experience in at least three of the following areas: Oracle, SQL Server, Java, engineered systems, cloud technologies, data integration, automated testing and deployments, and DevSecOps
Demonstrated experience supporting database engineering, architecture, modernization, and Tier III technical support functions in complex enterprise environments
Strong background in automated testing, CI/CD, and modern software delivery practices
Experience with software development languages/environments such as: JavaScript, GitLab, Jenkins, Ansible Automation, Java, PSSQL, YAML, and Terraform
Hands-on full-SDLC Agile Software Development experience, including full software lifecycle automation experience (design, development, test, deployment), including deployment to a production environment
Experience designing, building, and deploying DevOps pipelines with Bitbucket, Git, Jenkins, Artifactory and Ansible (or equivalent tools)
Exceptional leadership, communication, and stakeholder management skills
Experience working in a high op-temp, top secret environment
Previous experience tracking projects in Jira or equivalent Agile Project Management software
Gradle
PowerShell
Java Full Stack
Oracle 19c
Apache HTTP
Apache Tomcat
Webservices

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Mid-to-Senior Software Developer

SimVentions, Inc - Glassdoor✪ 4.6

Waldorf, MD 20604

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Lead Software Engineer, Data&DevSecOps

Leidos

Arlington, VA 22204

~ 12 min Onsite

Candidate must have an active TS/SCI security clearance
BA and 12+ years of experience. Additional years of experience may be considered in lieu of degree.
Proven track record of leading multiple teams and delivering complex software systems
Demonstrated leadership skills and attention to detail, including excellent organizational and documentation skills
Minimum of 10 years of hands-on technical experience in at least three of the following areas: Oracle, SQL Server, Java, engineered systems, cloud technologies, data integration, automated testing and deployments, and DevSecOps
Demonstrated experience supporting database engineering, architecture, modernization, and Tier III technical support functions in complex enterprise environments
Strong background in automated testing, CI/CD, and modern software delivery practices
Experience with software development languages/environments such as: JavaScript, GitLab, Jenkins, Ansible Automation, Java, PSSQL, YAML, and Terraform
Hands-on full-SDLC Agile Software Development experience, including full software lifecycle automation experience (design, development, test, deployment), including deployment to a production environment
Experience designing, building, and deploying DevOps pipelines with Bitbucket, Git, Jenkins, Artifactory and Ansible (or equivalent tools)
Exceptional leadership, communication, and stakeholder management skills
Experience working in a high op-temp, top secret environment
Previous experience tracking projects in Jira or equivalent Agile Project Management software
Gradle
PowerShell
Java Full Stack
Oracle 19c
Apache HTTP
Apache Tomcat
Webservices

SmartExplore AI is experimental.

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Cyber Software Engineer

ManTech

Herndon, VA 20170

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Security Alarm Installer

Johnson Controls

Chantilly, VA 20152

~ 37 min Onsite

High school diploma, GED, or equivalent.
1 to 3+ year experience in Digital & Analog Camera Systems.
1 to 3+ year experience in Access Control Systems.
Understanding of the function and design of Alarm Systems.
Experience with IP addressable security devices.
Must be computer literate to include advanced TCP/IP networking skills.
Is proficient with all aspects and operation of ADT A.I. core card access, CCTV systems.

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New, Posted 15 hours ago

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Chief Data Scientist TS SCI Clearance

Confidential

Washington, DC 20001

OnsiteUrgently Hiring

Top Secret Clearance (TS/SCI Poly preferred)
PhD in Computer Science or similar STEM field
History of developing scalable machine learning models within federal frameworks
Proficiency in Python
Comfort working with LLMs, Generative AI, and AI Agents
Strong team management experience
Ability to pitch new concepts and secure buy-in for innovative ideas

SmartExplore AI is experimental.

New, Posted 1 day ago

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Accounting Specialist

Active Security Consulting LLC

Sterling, VA 20166

~ 35 min Onsite

High school diploma or equivalent required
Valid driver's license
Eligible for U.S. Government Security Clearance
Minimum 3–5 years of accounting, bookkeeping, accounts payable, accounts receivable, payroll, or general accounting experience
Experience with account reconciliations, financial recordkeeping, and month-end processes preferred
Proficiency in Microsoft Office, particularly Excel
Experience with accounting or ERP software
Ability to work independently and collaboratively in a team environment while managing multiple priorities and meeting deadlines
Receiving, verifying, and entering invoices from vendors into accounting system (PROCAS)
Assist Project Teams prepare / review / approve invoices inside operating system(s) ConnectWise, PROCAS, Smartsheet
Primary for updating Accounts Receivable on assigned projects and accounts, provide assistance for collection activities
Assist Purchasing Team prepare / review / approve purchase orders from quotes or purchase requisitions inside operating system(s) ConnectWise, PROCAS, Smartsheet
Set up vendors and customers inside company database(s) and establish credit terms and other company finance information
Manage company credit cards and travel systems reconciliation
Provide assistance during bank reconciliations monthly/quarterly closings
Provide administrative assistance to company officers and department leads as necessary
Assist with facilities management duties and cost accounting of said duties
Assist the HR & Payroll Manager as necessary
Assist Program Managers with project and agreement billing
Perform data entry and quality control of data entry as related to accounting and logistics within company systems
Availability: Ability to work standard business hours with flexibility to support critical accounting deadlines, month-end close activities, audits, and other business needs as required

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New, Posted 1 day ago

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Back End Developer – Mid-level

Maximus

Fort Meade, MD 20755

OnsiteHealth InsurancePaid Time OffRetirement Benefit

Active TS/SCI clearance is required.
Must be able to report on-site in Fort Meade, MD up to five days per week based on customer requirements.
Bachelor's degree in related field required.
A Master's degree may substitute for 2 years of experience.
7 years of software development experience in object-oriented and scripted languages with the ability to apply several tool suites related to DevSecOps, microservices and containers.
3 years of experience with bug tracking software (Jira).
3 years of experience testing web-based applications.
3 years of experience participating in software development programs or projects.
3 years of experience performing back-end web design and development.
3 years of experience with the following: AWS Infrastructure, Kubernetes, and RedHat Linux.
5 years of experience with Jenkins and GitLab.
5 years of experience with at least five (5) of the following: > - Postgres > - RDS > - Exodus > - Python > - Luna > - Java > - Docker > - OpenJDK > - Ansible > - Packer > - Maven > - Kubernetes > - Red Hat
Demonstrated experience with relational databases, RESTful API development and communication, and system integrations.
Demonstrated experience in preparing, conducting, and documenting various systems tests and results to verify system operability and compliance with project standards and requirements.
Practical experience developing in a cloud environment.
Experience with integrating data from unclassified to classified application deployments.