Mantech seeks a motivated, career and customer-oriented Cloud System Engineer, to join our team in Laurel, MD. The Cloud System Engineer will support enterprise cloud transformation initiatives across mission-critical programs. The ideal candidate will have experience in cloud-based systems architecture, demonstrate knowledge of DevOps, and contribute to the strategic design and implementation of scalable, secure, and resilient cloud environments across various platforms. Responsibilities includebut are not limited to:The engineer will be responsible for integrating new solutions into existing on-premises cloud resources or off-premises infrastructure and evaluate impact to efficiently service changing business needs.Will integrate cloud applications for performance, resiliency, availability and scale.Should be able to engineer solutions with a DevOps approach for workloads using proven, cloud technologies including automation with Amazon CloudFormation, Ansible, and Docker. The engineer should be able to take an innovative approach to cloud design. Candidate should think outside the box and have a thorough understanding of DevOps and push our approach beyond typical cloud design.Assist with automation and the development of scripts across multiple cloud providers to develop an infrastructure as a code library.Minimum Qualifications:Bachelor’s degree with 12+ years of relevant experience OR associate’s degree with 15+ years of relevant experience OR high school diploma with 20+ years of relevant experienceIAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Must possess strong knowledge of a wide range of cloud services and solutions such as AWS, and Microsoft Azure Products.Experience with automating processes, managing cloud infrastructure, and ensuring smooth cloud integration using DevOps practicesExperience with managing CI/CD pipelines, automating infrastructure provisioning, and monitoring application performance in the cloudPreferred Qualifications: Scripting experience with tools such as Python and PowershellExperience with Infrastructure as Code (IaC) languages (Terraform or BICEP)Clearance Requirements: Must have a current active Top Secret/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeOccasionally moves about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

Mantech seeks a motivated and career-oriented Windows Systems Administrator to join our team in Laurel, MD.You will be part of a dedicated team delivering enterprise infrastructure capabilities for a global workforce that supports a wide range of national defense missions. This role directly supports the Enterprise Infrastructure Services (EIS) organizationthe foundation of all Enterprise Information Technology (EIT) for MPO.Responsibilities include, but are not limited to:Support the implementation, troubleshooting, and maintenance of IT systemsProvide Tier 1 (Help Desk) and Tier 2/3 (Escalation) support for problem identification, diagnosis, and resolutionIdentify and resolve performance and capacity issues in Windows systems, and support hardware-related problem resolution and dispatchingDeliver detailed analysis and feedback to agency management and internal customers for escalated ticketsInstall operating system software, troubleshoot system issues, maintain system integrity, configure network components, and implement OS enhancements to improve reliability and performanceMust be willing to work a flexible schedule between 6:00am-6:00pm and may be assigned to an evening patching scheduleMinimum Qualifications:Bachelor’s degree in a technical discipline from an accredited college or university. 5 additional years of System Administrator experience might be substituted for a bachelor’s degree14+ years of experience as a System Administrator in programs and contracts of similar scope, type, and complexityExperience with configuring, maintaining and modernizing a Windows OS environmentExperience with patching Windows OS environments to meet security compliance requirementsIAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Preferred Qualifications:Familiarity with configuring, scripting, and managing Unix, and RHEL operating systemsFamiliarity with ScanboyFamiliarity with JIRA ticketing systemFamiliarity with Enclave environmentsFamiliarity with VMWareClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:The candidate should be able to move, carry, and deliver workstations from inside the office to customer desksThe person in this position must be able to remain in a stationary position 50% of the timeMust communicate with co-workers, management, and customers via email, phone, or virtual meetings, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Mantech seeks a highly motivated and collaborative DevOps Engineer to join our team in Annapolis Junction, MDThis position will support the development, deployment, and sustainment of secure backend and infrastructure services in a mission-driven enterprise environment. You will be part of the Enterprise Infrastructure Services (EIS) organization responsible for MPO’s foundational Enterprise Information Technology (EIT) platform, enabling enterprise-wide capabilities for a global user base.Responsibilities include, but are not limited to:Design, deploy, and maintain scalable and secure infrastructure in Kubernetes environments using GitOps workflows with Flux, Kudectl, and KustomizeIntegrate and manage service mesh technologies such as Istio for secure traffic flow and observabilitySupport containerization pipelines using Docker and automate builds with MavenManage system documentation and inventories across the lifecycle to ensure compliance and traceabilityConduct development and troubleshooting within Linux environments and support script-based automation using PythonCollaborate with software developers and security analysts to align infrastructure support with secure coding and authorization needsAddress POAMs (Plan of Action and Milestones) related to IAVA/IAVAx findings and support remediation actionsMinimum Qualifications:Bachelor’s degree with 12+ years of related experience OR associate’s degree with 15 years OR high school diploma/GED with 20 years of experienceExperience with scripting and analysis skills in Python using Linux-based development environmentsStrong background in containerization with Docker and infrastructure automation using MavenExperience using Jira, Confluence, and IDEA IDE for agile collaboration.Preferred Qualifications:Experience managing Kubernetes clusters with Istio and RancherGeneral DevOps KnowledgeProficiency with Git/GitLabExperience using Flux, Kudectl, and KustomizeFamiliarity with streaming and caching tools such as Kafka and RedisClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeOccasionally moves about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers, including delivering presentations. Must be able to exchange accurate information in these situations

Mantech seeks a motivated, career and customer-oriented Cloud DevOps Engineer to join our team in Hanover, MD.In this role you will be working as a cloud Engineer utilizing cloud computing platforms and developing full stack web application interfacing with AWS services. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation.Responsibilities Included but are not limited to:Responsible for building new and improving existing CI/CD pipelines.Responsible for performing operations on end-user virtual machine provisioning/de-provisioning (VMWARE, and Amazon AWS platforms) supporting the automation of Active Directory security group manipulations.Will perform daily development using .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms.Responsible for creating collection object cleanup routine within an Angular/Node JS application to simulate a hierarchical cascade delete process for a dynamic MongoDB system.Minimum Qualifications:Bachelor’s degree in Computer Science or a related discipline from an accredited college or university12+ years of programming experience, including 1.5+ years with an object-oriented language. 5+ years functional experience with containerization technologies like Docker. 2+ years’ experience working within the Linux desktop environment and bash shell Experience with Ansible, Python, Angular and DjangoIAT II certification (DoD 8140 required within 60 days of starting employment. Acceptable certifications include CCNA-Security/CySA+/GICSP/GSEC/Security+ CE/CND/ or SSCP)Preferred Qualifications: Experience with open-source technologies and tools to accomplish specific use cases encountered within the project such as GitLab, AWS Web Services, and Visual Studio .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platformsKubernetes Application Developer or Administrator certification can be substituted for additional 2 years of experience Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph.Physical Requirements:The candidate must be able to move, carry and deliver workstations from inside the office to customer’s desk.The person in this position must be able to remain in a stationary position 50% of the time.Must communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech seeks a motivated, mission-focused Software Test Engineer to join our team in Hanover, MD. As part of a dynamic team, you will support software development initiatives for a mission-critical organization within the Intelligence Community, focused on secure and reliable data dissemination.Responsibilities include, but are not limited to:Analyze source code using automated Software Assurance (SwA) tools and collaborate with team members on assessment results.Develop and execute test methodologies, scoring criteria, and test cases to support SwA tool analysis.Perform software testing and interface with clients to recommend effective remediation strategies.Create technical documentation and comprehensive test reports.Utilize, fine-tune, and evaluate the suitability of SwA tools for specific customer environments.Interpret SwA tool results to detect vulnerabilities and drive secure coding practices.Research and assess emerging SwA tools and methodologies to enhance software security analysis.Minimum Qualifications12 years of experience in systems security engineering, software programming, or computer science; OR 8 years of experience with a Master’s Degree.Hands-on programming experience in Java, C/C++, or C#.Preferred QualificationsExperience with some or all of the following programming languages:ADAASMY86_64Power PCMIPSRUSTExperience with some or all of the following technologies:KlockworkCodePeerFortran-LintCodeSonarSecurity FortifyIDA ProMATLASSecurity Clearance RequirementsActive TS/SCI with PolygraphPhysical RequirementsMust be able to remain in a stationary position 50% of the time.Constant operation of a computer and other standard office equipment such as a calculator, copy machine, and printer.Frequent communication with co-workers, management, and customers; may involve delivering presentations.

ManTech seeks a motivated, career and customer-orientedLead CNO Software Engineerto join our team in theHanover, Maryland.Responsibilities include, but are not limited to:Coding and development with Python, Java and Groovy.Performing data analytics on logs, images, and other formats.Working with Databases and General Troubleshooting (tuning and optimization, deadlocks, keys, normalization) in any Relational Database Engines (MySQL, PostgreSQL, Oracle, SQL Server).Using streaming technologies (e.g. Kafka), including customization of data flows.Log analysis and General Troubleshooting (tuning and optimization, Search and Indexing Operations, mapping, monitoring).Working with Elastic Stack (Elastic, Logstash, Beats, Kibana, Fluent etc.) and Opensearch APIs.Perform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Research requirements for a product, including target environment, performance criteria, and competitive issues, design new capabilities and recommend improvements to existing capabilities.Determine computer user needs; analyze system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Ensure software standards are met and perform quality control on team products, coordinate and perform software deployments for developed products.Mentor junior software developers.Minimum Qualifications:Bachelor’s degree and 20+ years of programming experience or High School Diploma and 24+ years of programming experienceExperience coding in Python and JavaExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignExperience with XML or JSONExperience with data ingest, data storage, and data processing techniques.Knowledge of agile software development methodologyPreferred Qualifications:Experience with Software Version ControlExperience with SQL and of NoSQL databasesExperience with MongoDBExperience with ElasticExperience with troubleshooting and maintaining complex code Experience with Subversion/GITExperience with Atlassian Tools such as Confluence, Jira, Bamboo, Crucible or similarExperience using VMWare, preferably ESXClearance Requirements:Must have active/current TS/SCI with PolygraphPhysical Requirements:Ability to remain stationary up to 50% of the time

ManTech seeks a motivated, career and customer-orientedCNO SoftwareEngineer to join our team in Hanover, Maryland.As a CNO Software Engineer on our team, you will provide specialized development, testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Develop and code in Python, Java and XML, ensuring software standards are met.Perform system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Research requirements for a product, including CNO deployment environment, performance criteria, and competitive issues.Design ideas for new capabilities or recommendations for improvements to existing capabilities.Determine computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Debug and troubleshoot software, modifying existing software to correct errors, to adapt to new requirements, or to improve performance.Perform quality control on team products.Coordinate and perform software deployments for developed products.Minimum Qualifications:Bachelor’s degree in computer science or related technical field and 7+ years of programming experience or High School Diploma and 11+ years of programming experienceExperience with Python and JavaExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignKnowledge Software Version ControlKnowledge of CNO environmentKnowledge of XML or XSLTPreferred Qualifications:Experience with SQL and NoSQL databasesExperience with Subversion/GITKnowledge of agile software development methodologyKnowledge of Atlassian Tools, such as Confluence, Jira, Bamboo, Crucible or similarSecurity Clearance Requirements:Must have an active/current TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the time