ManTech seeks a motivated, career and customer-oriented Systems Administrator, with a focus on Cisco Networks to join our team in Laurel, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for maintaining and upgrading networks, including routers and switches while updating and configuring virus protection software and other programs to keep the networks secure.Responsible for applying Security Technical Implementation Guide (STIG) fixes to switches and Software Test and Evaluation (STE) policies.Responsible for designing and planning the network for Cisco NEXUS switches, setting up, and maintaining a Cisco networkMust be able to configure Remote Authentication Dial-In User Service (RADIUS) for device administration on switches and will be proficient in network monitoring and management tools (Solarwinds)Minimum Qualifications: Bachelor’s degree in a technical discipline from an accredited college or university is required. Five (5) years of additional Systems Administration experience may be substituted for a bachelor’s degree.Shall have fifteen (15) years experience as a System Administrator in programs and contracts of similar scope, type, and complexity is required.Experience and ability to download software and upgrade Cisco switches and firewalls is required.A strong background in Cisco FirePower Firewalls is required.Preferred Qualifications: Familiarity with Solarwinds Familiarity with LatteART and XACTA 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, career and customer-oriented Linux System Administrator to join our team in Laurel, Maryland. Responsibilities include but are not limited to:Analyze and resolve complex problems associated with server hardware, applications, and software integration.Configure and manage LINUX and Solaris operating systems.Installs/loads operating systems software.Troubleshoot, maintain integrity of and configure network components.Implement operating systems enhancements to improve reliability and performance.Minimum Qualifications: Twenty (20) years’ experience as a as a Systems Engineer in programs and contracts of similar scope, type and complexity is required.Bachelor’s degree from an accredited college or university in technical discipline is required. Additional five (5) years’ experience may be substituted for degree.Demonstrated experience in planning and leading Systems Engineering efforts is required.Preferred Qualifications: VMware experienceExperience in implementing solutions with PKI-controlled access is desired.Understanding networking components is desired.Clearance Requirements: Active/current TS/SCI with polygraphPhysical Requirements: The person in this position must be able to remain in a stationary position 50% of the time.Occasionally move about inside the office to collaborate with other leaders/teams, use standard office automation equipment, and virtual communication.6.26.BP.SH.AB.AL.23

ManTech seeks a motivated, career and customer-oriented System Administrator, to join our team in Columbia, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for providing support for implementation, troubleshooting and maintenance of Information Technology (IT) systems.Responsible for managing IT system infrastructure and any processes related to these systems, providing Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems.Responsible for providing support to IT systems including day-to-day operations, monitoring and problem resolution. Will also provide support for the escalation and communication of status to agency management and internal customers. Will provide support for the dispatch system and hardware problems and remains involved in the resolution process.Responsible for configuring and managing Windows (or other applicable) operating systems and system software, troubleshooting, maintaining integrity of and configuring network components, along with implementing operating systems enhancements to improve reliability and performance. Will have a working knowledge and understanding of system administration interdependencies as part of the Service Oriented Architecture (SOA)Minimum Qualifications: Bachelor’s degree in a technical discipline from an accredited college or university is required. Five (5) years of additional Systems Administration experience may be substituted for a bachelor’s degree.Fifteen (15) years experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is required. Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills.

ManTech seeks a motivated, career and customer-oriented SeniorSoftware Engineer, to join our team in Columbia, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for developing, maintaining and enhancing complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.Responsible for reviewing and testing software components for adherence to the design requirements and documents test results.Will utilize software development and software design methodologies appropriate to the development environment while providing specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Commercial Off-the-shelf (COTS)/Government Off-the-shelf (GOTS) in place of new development, and requirements analysis and synthesis from system level to individual software components.Minimum Qualifications: Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional Software Engineering experience on projects with similar software processes may be substituted for a bachelor’s degree. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required. Twenty (20) years experience as a Software Engineer in programs and contracts of similar scope, type, and complexity is required.Preferred Qualifications: Experience with Kubernetes, Springboot, Helm, API Development, Linux, Git/Gitlab, Jira, MonogoDB, Python, Angular, and DockerExperience with Java, K8s, and Linux 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, career and customer-oriented Information Technology Senior Consultant, to join our team in Columbia, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for performing as a consultant in highly specialized, leading edge information technologies and methodologies.Responsible for providing highly technical and specialized guidance concerning automated solutions to complex information processing problems. Will also provide highly technical and specialized guidance and solutions to complex IT problems while performing elaborate analyses and studies.Responsible for leading medium to large complex projects and major phases of very large projectsMinimum Qualifications:Bachelor's degree with twelve (12) years of relevant experience OR Associate's degree with fifteen (15) years of relevant experience OR High School/GED with twenty (20) years of relevant experience.Preferred Qualifications: Experience with Java, K8s, and Linux Experience with Kubernetes, Springboot, Helm, API Development, Git/Gitlab, Jira, and MongoDB 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, career and customer-oriented LinuxSystem Administrator, to join our team in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Will be responsible for Systems Administration for CNOS labs in a Help Desk capacity and work closely with CNOS labs in other locations. Responsible for maintaining and managing accounts, profiles, and queue coordinate tickets for all developers and developer requests.Will maintain both Linux and Windows accounts while assisting other lab managers within the domain architecture to include racking, stacking, loading, and configuring systems (workstations and servers).Responsible for building, configuring, and maintaining a secure server/system. Will analyze, design, architect and manage hardware and network systems.Will performs installation, refresh, and modernization of servers and system components and related services, remotely and on-site.Responsible for documenting configuration of computers, networking devices and various peripheral equipment.Minimum Qualifications: Bachelor’s degree from an accredited college or university in technical discipline is required.Shall have a minimum of fifteen (15) years’ experience as a System Administrator in programs and contracts of similar scope, type, and complexity is required.Preferred Qualifications: Experience deploying, upgrading, or maintainingservers and systemsKnowledge of Linux operating systems in support of Tacacs+ and SyslogExperience with active Directory, DHCP, DNS, and LDAP networking conceptsExperience with cabling, racking, and stacking equipmentFamiliar with Jira ticketing system.Understanding of networking componentsClearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements: Bending, carrying, kneeling, lifting, light work up to 20 lbs., reaching, repetitive motions, sedentary work, walking, working with data, ability to handle stress & work under pressure, ability to use MS Office, ability to use a PC, analytical or critical thinking skills, interpersonal & people skills, leadership skills, listening skills, multi-tasking ability, oral & written communication skills, organizational skills.

ManTech seeks a Software Engineer to join our team in the Hanover, MD area. In this role, you will develop, maintain, and enhance complex and diverse software systems (e.g., processing-intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, and business management information systems) based upon documented requirements.Responsibilities include, but are not limited to:Responsible for analyzing user requirements to derive software design and performance requirements while designing and coding new software or modifying existing software to add new features. Will integrate existing software into new or modified systems or operating environmentsResponsible for debugging existing software and correcting defects and will make recommendations for improving documentation and software development process standards.Will develop simple data queries for existing or proposed databases or data repositoriesMinimum Qualifications:Bachelor’s Degree in Computer Science or related discipline from an accredited college or university. 4 years of additional related experience may be substituted for a degree.0 years of related experience.Preferred Qualifications:Experience maintaining applications using industry-proven technologies (e.g., Java.NET and JavaScript)Experience maintaining the following:Data flow managementSolutions to monitor production systemsUser Interfaces (UIs) to display resultsAnalytic capabilitiesWays to automate JCSC mission workflowsSecurity Clearance Requirements:Current/Active TS/SCI with Polygraph required.Physical Requirements:Must be able to remain in a stationary position 50%.Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations.

ManTech is seeking a motivated, career and customer-oriented SeniorCloud Consultant, to join our team in Hanover, MD. The team delivers enterprise infrastructure capabilities for a global workforce performing a wide range of missions in defense of our Nation. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT.Responsibilities Included but are not limited to:Responsible for leading technical exchange meetings and advise customers on path for transition / transformation to the cloud.Will perform Analysis-of-Alternatives for architecting/implementing the customer's application in the cloudResponsible for creating well-informed cloud architecture and migration strategies for various application use-cases while developing and documenting cloud "best practices".Will provide cloud guidance and recommendations on cloud services to meet specific needs and will document cloud training opportunities and material.Minimum Qualifications:Associates degree with Fifteen (15) years' experience of relevant experience OR Bachelor of Science (BS) Degree with Twelve (12) years of relevant experienceExperience with managing project work as defined by the government.Experience with leading medium to large complex projects and major phases of very large projects while providing highly technical and specialized guidance and solutions to complex IT problems.CompTIA Security+ or similar certification for IAT Level II DoD 8570 compliancePreferred Qualifications: Experience with AWS cloud services, including an AWS VPC, routing tables, IGW and NAT, public and private subnetsExperience with cloud architecture and migration plan.Experience designing and implementing Cloud architectures that meet requirements for security, high availability, fault tolerance, cost-efficiency and scalabilityExperience consulting and advising customers projects/product teams with regards to architecting cloud-based environments for applications and migrating to the cloud from legacy environments.Clearance Requirements:Must have a current/active TS/SCI w/ Polygraph. Physical Requirements:Must be able to remain in a stationary position 50% of the time.Occasionally move about inside the office to access file cabinets, office machinery, or to communicate with co-workers, management, and customers, via email, phone, and or virtual communication, which may involve delivering presentations.

ManTech is seeking 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. This effort is the contract vehicle for the Enterprise Infrastructure Services organization overseeing MPO’s Enterprise Information Technology (EIT). EIT is MPO’s backbone- platform for all Enterprise users. Data Center & Compute Services is the EIS enabling organization working with customers, Integrated Product Teams (IPT), and vendors to deliver select EIT. 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: Shall have a minimum of sixteen (16) years’ experience programming with at least one (1) object oriented language Experience with ansible, Python, Angular and Django 5 years functional experience with containerization technologies like Docker. 2 years’ experience working within the Linux desktop environment and bash shell Preferred Qualifications:Fluent with git and GitLab, both in commonplace software development processes (branches, merge, reviews, issues, code reviews) Use open-source technologies and tools to accomplish specific use cases encountered within the project such as GitLab, AWS Web Services, and Visual Studio Performs daily development duties using .Net framework with C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms Experience refactored code by identifying bottlenecks to optimize code blocks through method timing. Experience Implementing quality control procedures for team products to reduce redundancy and enhance efficiency 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, career and customer-oriented Software Assurance Evaluation Engineer to join our team in Hanover, MD. This is a full time position with 5 days being onsite. The position is part of a team that provides software development support for an organization that is tasked with dissemination of data to various customers within the Intelligence Community.Responsibilities include, but are not limited to:Responsible for leading the development of Software Assurance Analysis methodologies, formulating, and validating testing scores, creating, and validating test cases that support Software Assurance (SwA) tool analysis.Acts as a technical expert in the testing of client software and defines remediation recommendations with clients to define recommended remediation.Responsible for mentoring junior Software Assurance Evaluation Engineers providing advice, guidance, consultation and teaching state-of-the-art software assurance testing and analysis techniquesResponsible for leading efforts in defining new methods and techniques for software assurance testing and analysis. Leading teams and surveying industry to identify new source code SwA tools and methodologies.Will be responsible for tuning and running source code analysis tools, evaluating the strengths and weaknesses, and determining the suitability for a given software/customer while interpreting, prioritizing, and using source code SwA tools results to remediate potential vulnerabilities in software.Required Qualifications:Master’s Degree in software engineering, computer science or electrical engineering and eleven (11) years’ experience in systems security engineering, software vulnerability assessment.Or Bachelor’s Degree in software engineering, computer science or electrical engineering and fifteen (15) years’ experience in systems security engineering, software vulnerability assessmentFifteen (15) years of experience evaluating the strengths and weaknesses and determining the suitability of software in a given software/customer environment.Ten years of experience designing, implementing and testing source code SwA analysis processes.Ten years of experience programming in Java, C/C++, or C#.Five years of experience developing/consulting on code for production systems using structured development environments.Preferred Qualifications:Experience with some or all the below technologies:KlockworkCodePeerFortran-LintCodeSonarSecurity FortifyIDA ProMATLABSecurity Clearance Requirements:Active TS/SCI w/ PolygraphPhysical Requirements:Must be able to remain in a stationary position 50%.Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine and computer printer.The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations.

ManTech seeks a motivated, career and customer-orientedLead CNO Python Software Engineerto join our team in theHanover, Maryland.Responsibilities include, but are not limited to:Coding and development with Python, Java and/or 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 knowledge of 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 or 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.Modify 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.Mentoring junior software developersMinimum Qualifications:Bachelor’s degree +20 years of programming OR 24 years of programming without a degreeExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignFamiliarity with Software Version ControlKnowledge of SQL and of NoSQL databasesKnowledge of data ingest, data storage, and data processing techniques.Knowledge of agile software development methodologyKnowledge of XML and/or JSONPreferred Qualifications:Knowledge of MongoDBKnowledge of ElasticSolid, demonstrable skills in troubleshooting and maintaining complex code Experience with Subversion/GITExperience with Atlassian Tools (Confluence, Jira, Bamboo, Crucible)Experience using VMWare, preferably ESXClearance Requirements:Must have active/current TS/SCI with Polygraph.Physical Requirements:Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.Regular communication with co-workers, management, and customers.

ManTech seeks a motivated, career and customer-oriented CNO PythonSoftware Engineerto join our team in the Hanover, Maryland.Provides development, specialized testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Ability to demonstrate solid knowledge of Python and JSON.Performing system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Researching requirements for a product, including CNO deployment environment, performance criteria, and competitive issues.Designing ideas for new capabilities or recommendations for improvements to existing capabilities.Determining computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Ensuring software standards are met.Modifying existing software to correct errors, to adapt to new requirements, or to improve performance.Integrating existing software into new or modified systems or operating environmentsDevelop simple data queries for existing or proposed databases or data repositories.Debugging and troubleshooting softwarePerforming quality control on team products.Coordinating and performing software deployments for developed products.Basic Qualifications:Bachelor’s Degree in Computer Science or related field from an accredited college or university OR four (4) years of professional programming experience in lieu of a degreeExperience developing & coding in PythonStrong problem-solving skillsPreferred Qualifications:Experience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignExperience with Python Task AutomationFamiliarity with Software Version ControlKnowledge of CNO environmentKnowledge of agile software development methodologyKnowledge of JSON, YAMLSubversion/GIT experienceAtlassian Tools (Confluence, Jira, Bamboo, Crucible)Security Clearance Requirements:Active and current TS/SCI with Polygraph is requiredPhysical Requirements:Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.Regular communication with co-workers, management, and customers.

ManTech seeks a motivated, career and customer-orientedCNO Java Software Engineerto join our team in theHanover, Maryland location. Provides specialized development, testing and evaluation capabilities tailored to system functions.Responsibilities include, but are not limited to:Developing and coding software, ensuring software standards are met.Performing system and subsystem definition, preliminary and detailed design, design implementation, and subsystem and system integration and tests for a system.Researching requirements for a product, including CNO deployment environment, performance criteria, and competitive issues.Designing ideas for new capabilities or recommendations for improvements to existing capabilities.Determining computer user needs; analyzes system capabilities to resolve problems on program intent, output requirements, input data acquisition, programming.Debugging and troubleshooting softwareModifying existing software to correct errors, to adapt to new requirements, or to improve performance.Performing quality control on team products.Coordinating and performing software deployments for developed products.Minimum Qualifications:Bachelor’s degree in computer science or related field, plus 7 years of programming experience OR 11 years of programming experience in lieu of a degree.Experience with Java 8 or higherExperience with build environments such as Gradle or MavenExperience with Object Oriented Analysis and DesignFamiliarity with Software Version ControlKnowledge of CNO environmentKnowledge of agile software development methodologyKnowledge of XML or XSLTKnowledge of JSONPreferred Qualifications:Experience with Spring Cloud & Spring BootExperience with KafkaExperience with Subversion/GITExperience with Elastic / KibanaExperience using VMWare, preferably ESXExperience with containers (Docker, Kubernetes)Atlassian Tools (Confluence, Jira, Bamboo, Crucible)Strong problem-solving skillsSecurity Clearance Requirements:Must have an active and current TS/SCI with Polygraph clearance.Physical Requirements:Ability to remain stationary for extended periods (50% of the time) and operate computer equipment and office machinery.Regular communication with co-workers, management, and customers.