ManTech seeks a motivated, career and customer-oriented Principal Network Engineer to join our team in Chantilly, Virginia. As a Principal Network Engineer, you will be responsible for expanding network modeling of various vendor network devices, such as routers, switches, load balancers and firewalls as well as virtual network devices and cloud environments. Research various network devices’ features affecting “access” and create a proposal for modeling such as features in RedSeal. As such, you will introduce new data streams from network devices into RedSeal’s analytics engine.Responsibilities include but are not limited to:Work closely with customers on onboarding, updates and troubleshooting issues with network toolsProvides insight into efficiencies that can be gained from the current workflow based on an understanding of the customers’ requirementsWork with Engineers on troubleshooting and building proof-of-concept network topologiesAnalyze customer feedback to assist in process improvementPerforms engineering support and system administration of specialized network applications and systems to include installation, configuration, maintenance, patching, and back-up/restoreProvides Tier 3 maintenance and engineering support for deployed network technologiesIdentifies potential conflicts with implementation of any network tools within the enterprise and develops recommendations to remediate these conflictsProvides ideas for automating repetitive project tasks and metrics collection through the use of scripts and assists with testing/implementation to productionMinimum Qualifications:Bachelor’s degree or 4+ years of experience in lieu of degree7+ years of related network experience (firewalls, routers, switches and load balancers)Knowledge of Windows and Linux systems, general operating system security practices, TCP/IP networking, and network security concepts is requiredKnowledge of and the use of AWS cloud technologiesMust have or be willing to obtain IAT Level II or higher certification within 6 months of hirePreferred Qualifications:Experience with programming languages such as Python, Go, Java, Java Script, Node.jsKnowledge of federal Security Guidance such as NIST SP 800-37 – Guide for Applying the Risk Management Framework (RMF) to Federal Information Systems and NIST 800-137 – Information Security Continuous Monitoring (ISCM) for Federal Information Systems and OrganizationsClearance Requirements:Must have a current/active TS/SCI w/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 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.

Overview: SimVentions is searching for System Engineers to join our team in support of Tactical Tomahawk Weapons Control System (TTWCS). The candidate will work on a diverse team with fellow SimVentions’ system engineers and government personnel. The ideal candidate will have experience with MBSE methods and environments, Cameo and/or other modeling tools, developing system designs and requirements, and participating in working groups and integrated product teams (IPT). The ideal candidate will be able to perform core engineering tasks (develop requirements, define interface updates, update architectural diagrams, etc.) within models. An understanding of MBSE and how to apply its methods and principles to completing engineering tasks is highly desired. Travel: Travel to NSWCDD once every week to two weeks. Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: Engineering experience, especially with DoD programs or weapon systems, in concept definition, architecture development, requirements definition, and initial and detailed system design activities.Understanding of MBSE and experience applying its methods and principles to completing engineering tasks.Must be detail oriented.Must be able to learn quickly.Must be able to effectively communicate and disseminate information verbally and in writing.Must be able to work on a diverse team with other contractors and government personnel. Responsibilities: Utilize MBSE methods, principles, and tools (such as Cameo) to perform the following:Determine impacts on the weapon system, requirements, and other design specifications during engineering development.Review, analyze, and create requirements at multiple levels (SSS, SSDD, SRS, HRS) for weapon system capability and functionality.Develop Candidate Change Packages (CCP) to engineer new system capabilities and document design details and impacts in models and engineering documents.Review, analyze, and develop system architectures, especially using MagicDraw.Provide human factors engineering, prototyping, and analysis support for the development and maintenance of the system user interface requirements and specifications (e.g., the Human Computer Interface (HCI) Design Specification).Review, analyze, provide inputs, make updates, and adjudicate comments for external interface documents.Create change requests (CR) and resolve CRs related to system problems and/or discrepancies between design documentation and system functionality.Provide engineering expertise during IPT meetings, Engineering Review Boards (ERB), Deficiency Review Boards (DRB), Change Review Boards (CRB), and Interface Working Groups (IWG) by performing package development, package review, and comment and documentation of results.Attend and actively engage with others at weekly team meetings and other scheduled meetings.Communicate meeting and engineering summaries verbally and in writing, including the ability to provide technical briefs, defend engineering and design decisions, present at meetings, and provide tasking and schedule statuses. Preferred Skills and Experience: Experience using Cameo and/or other modeling tools to perform system engineering tasks.Experience using Jira to document and track CRs as well as tracking tasks.Experience with Microsoft Excel, PowerPoint, Project, Visio, and Word. Education: A Bachelor’s of Science (BS) degree from an accredited college or university in an engineering, scientific, or technical discipline. Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $$ - $$ (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

MANTECH seeks a motivated and customer-focused Principal Security Engineer to join our team in Chantilly, VA. In this role, you will help design, implement, and sustain mission-driven network solutions that enable secure enterprise operations. You will provide technical leadership and hands-on expertise in supporting Comply-to-Connect (C2C) systems across both classified and unclassified environments.Responsibilities include but are not limited to:Engineering, designing, implementing, integrating, and sustaining Comply-to-Connect (C2C) deployment support to migrate, deploy, enhance, and maintain C2C servicesManaging and maintaining C2C appliances, applications, servers, and supporting infrastructure in unclassified and classified environmentsCoordinating with the network service provider to develop and maintain network architecture diagramsEvaluating and recommending changes or technology upgrades to support performance improvements, standardization, and alignment with industry best practicesMonitoring and analyzing C2C performance and faults and proposing solutions for optimizationCollaborating with other team members and customers across multiple levels to gather, supply, or coordinate technical and operational informationSupporting Assessment and Authorization activities related to network security technologies, as applicableMinimum Qualifications:Bachelor’s degree, or an additional 4+ years of network experience in lieu of a degree7+ years of experience in network supportHands-on experience with technologies supporting large-scale enterprise deployments or data centersExperience deploying and/or supporting enterprise security software such as firewalls, intrusion prevention systems (IPS), antivirus solutions, application firewalls, high availability systems, network management tools, and virtualization platformsStrong knowledge of Windows and Linux systems, operating system security practices, TCP/IP networking, 802.1x, and core network security principlesIAT Level II certification (GSEC, Security+, SSCP, or CCNA-Security), or ability to obtain within 6 months of hirePreferred Qualifications:Experience implementing and supporting complex, multi-component software solutionsFamiliarity with vendor-agnostic C2C capabilities, open-source network tools, DoD integration practices, and sustainment procedures for delivering enterprise C2C expertiseProficiency with Cisco Identity Services Engine (ISE)Clearance Requirements:An active TS/SCI with Polygraph is required for this position.Physical Requirements:Must be able to remain in a stationary position 50% of the time.Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.Frequently communicates with co-workers, management, and customers. Must be able to exchange accurate information in these situations.

Overview: SimVentions, consistently voted one of Virginia’s Best Places to Work, is seeking a Navy Weapons System Model Based Systems Engineer. This position is for an engineer to work as part of a team performing model based systems engineering and/or mission thread analysis. The focus of the MBSE task is modeling of the system, tying the design into the requirements, and helping establish a robust digital engineering environment. The mission thread task involves learning and modeling concepts so that decision makers can better understand capabilities, thus empowering them to make programmatic decisions involving the weapons system. Clearance: An Interim Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: A B.S. in a STEM discipline and an interim secret clearance are minimum criteria for considerationProficiency with Java or Python Responsibilities: Work as part of a team to develop models of a tactical Navy weapons system, primarily using CameoActively participate in meetings, some of which will be classifiedFollow established work processes to incorporate updated modelsPerform research and analysis on complex issues (example: how to link requirements in DOORS to architectures in Cameo and how to get changes in Cameo back into DOORS)Conduct independent research on emerging tools, applications, and plug-ins for to support the expansion of our digital engineering solutionProvide well written and easily comprehensible instructions to peers on how to perform tasksEvaluate and provide inputs to kill chain analysis Preferred Skills and Experience: Proficient with Cameo or MagicDrawExperience with DOORS is advantageous but not requiredConcrete analytical skillsDemonstrated experience researching solutions to complex problems Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $72,000 - $140,000 (USD) depending on experience and expertise level. This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

Mantech seeks a motivated and customer-focused Senior Security Engineer to join our team in Chantilly, VA. In this role, you will help design, implement, and sustain mission-driven network solutions that enable secure enterprise operations. You will provide technical leadership and hands-on expertise in supporting Comply-to-Connect (C2C) systems across both classified and unclassified environments.Responsibilities include but are not limited to:·Engineering, designing, implementing, integrating, and sustaining Comply-to-Connect (C2C) deployment support to migrate, deploy, enhance, and maintain C2C services·Managing and maintaining C2C appliances, applications, servers, and supporting infrastructure in unclassified and classified environments·Coordinating with the network service provider to develop and maintain network architecture diagrams·Evaluating and recommending changes or technology upgrades to support performance improvements, standardization, and alignment with industry best practices·Monitoring and analyzing C2C performance and faults and proposing solutions for optimization·Collaborating with other team members and customers across multiple levels to gather, supply, or coordinate technical and operational information·Supporting Assessment and Authorization activities related to network security technologies, as applicableMinimum Qualifications:·Bachelor’s degree, or an additional 4+ years of network experience in lieu of a degree·5+ years of experience in network support·Hands-on experience with technologies supporting large-scale enterprise deployments or data centers·Experience deploying and/or supporting enterprise security software such as firewalls, intrusion prevention systems (IPS), antivirus solutions, application firewalls, high availability systems, network management tools, and virtualization platforms·Strong knowledge of Windows and Linux systems, operating system security practices, TCP/IP networking, 802.1x, and core network security principles·IAT Level II certification (GSEC, Security+, SSCP, or CCNA-Security), or ability to obtain within 6 months of hirePreferred Qualifications:·Experience implementing and supporting complex, multi-component software solutions·Familiarity with vendor-agnostic C2C capabilities, open-source network tools, DoD integration practices, and sustainment procedures for delivering enterprise C2C expertise·Proficiency with Cisco Identity Services Engine (ISE)Clearance Requirements:·An active TS/SCI with Polygraph is required for this position.Physical Requirements:·Must be able to remain in a stationary position 50% of the time.·Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.·Frequently communicates with co-workers, management, and customers. Must be able to exchange accurate information in these situations.

Overview: SimVentions is a 100% employee-owned business and has consistently been voted one of Virginia's Best Places to Work. We are looking for a DevSecOps Engineer to join our team! Ideal candidates will have prior experience in a continuous integration/continuous development (CI/CD) environment using containerization technologies (e.g. Red Hat Openshift, Kubernetes, Docker, etc.) and cloud environments (e.g. Amazon Web Services). This position requires full-time, onsite support at NSWC Dahlgren and could require occasional off-hours support (e.g. evenings). Travel: None Clearance: An ACTIVE Top Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: - At least 5 years' experience supporting code deployments to a cloud environment- Experience with containerization technologies (e.g. Kubernetes, Docker, etc.)- Must be proficient in Windows OS- Must have active Security+ certification Responsibilities: - Conduct daily system checks- Support code deployments to Amazon Elastic Kubernetes Service (EKS)- Perform CI/CD pipeline patching, upgrades, and vulnerability scans, including Security Content Automation Protocol (SCAP) scans- Capture new processes and develop Standard Operating Procedures (SOPs)- Manage GitLab groups- Implement Defense Information Systems Agency (DISA) Security Technical Implementation Guides (STIGs) Preferred Skills and Experience: - Experience working with Elasticsearch, Logstash, and Kubernetes (ELK) stacks- Advanced AWS certifications (e.g. DevOps Engineer Professional, Solutions Architect Professional)- Elasticsearch and Kibana certifications- Kubernetes Administrator certification- CompTIA CASP or CISSP certification Education: BS in STEM field preferred but not required Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $92,620.00 - $155,190.00 (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!MWAC -

MANTECH seeks a motivated and experienced Principal Azure Cloud Engineer to join our team in Chantilly, VA.In this role, you will support mission-critical operations by designing, implementing, and managing Azure cloud infrastructure. You will collaborate with cross-functional teams to enhance cloud environments using modern tools and best practices.Responsibilities include but are not limited to:Supporting Azure cloud services and infrastructure using Infrastructure as Code (IaC) tools such as Terraform or ARM templatesTroubleshooting and resolving issues related to Azure cloud environmentsImplementing Azure security best practices and managing Windows and Linux serversLeveraging Azure data services and containerization technologies alongside DevOps tools including Azure DevOps, Jenkins, and GitHubWriting and maintaining automation scripts in PowerShell, Python, or Azure CLIConfiguring network security groups (NSGs) and application gateways to protect resourcesManaging Azure compute, storage, networking, and database servicesApplying security best practices and compliance standards while collaborating effectively across teams to solve complex technical challengesMinimum Qualifications:Bachelor’s degree or 4+ years of additional IT experience in lieu of a degree7+ years of experience in cloud computing with a primary focus on Microsoft AzureExperience designing and deploying Azure-based solutions and working with DevOps practices and tools such as Azure DevOps, Jenkins, or GitProficiency with Infrastructure as Code tools like ARM templates, Terraform, Ansible, or BICEPFamiliarity with cloud template technologies such as Azure Resource Manager, GitHub Enterprise, GitLab, and architecture frameworks (e.g., TOGAF, Zachman)Experience automating workflows using scripting tools such as PowerShell, Bash, Python, YAML, JSON, or AnsibleDoD 8570 IAT Level 2 certification required (e.g., CCNA Security, GICSP, GSEC, Sec+, CND, SSCP) or the ability to obtain within 6 months of hirePreferred Qualifications:Familiarity with container technologies such as Docker and Kubernetes, and experience with other cloud platforms like AWS or Google Cloud PlatformUnderstanding of Federal Information Processing Standards (FIPS)-199, NIST SP 800-53, NIST SP 800-53A, NIST SP 800-37, and DoD Cloud Security Requirements GuideMicrosoft certifications such as Azure Administrator Associate, Azure Security Engineer Associate, Solutions Expert in Cloud Platform and Infrastructure, or Azure Solutions Architect ExpertClearance Requirements:Must have a current/active TS/SCI with PolygraphPhysical Requirements:Must be able to remain in a stationary position 50% of the timeNeeds to occasionally move about inside the office to access file cabinets, office machinery, or communicate with coworkers and customersFrequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

Overview: We are seeking a highly skilled and detail-oriented Electrical Engineer to join our engineering team. This role is focused on the design and development of rugged, high-performance electronics used in mission-critical defense applications with a strong emphasis on PCB layout and design. Experience or interest in RF circuit and antenna design is a significant plus.The ideal candidate will bring a deep understanding of electronics design, with the ability to contribute across the full product development lifecyclefrom concept and prototyping through production and sustainment. Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: 3+ years of experience in microelectronics design and development, with a strong emphasis on PCB layout and design.Proficiency in tools such as Altium Designer, Eagle, OrCAD, or similar.Solid foundation in analog/digital circuit theory and practical design.Familiarity with lab testing tools (oscilloscopes, spectrum analyzers, VNAs, etc.).Understanding of DFM/DFT/DFA best practices in a defense context.Strong organizational and communication skills, with an attention to detail. Responsibilities: Design, analyze, and validate analog, digital, and RF circuitry for embedded systems.Lead PCB layout and design for high-reliability, multi-layer boards, ensuring compliance with military standards (MIL-STD) and IPC class specifications.Integrate a wide range of sensors (IMUs, GPS, environmental, etc.) and communication modules (LTE, UHF, SATCOM, etc.) into embedded and modular systems.Develop and integrate RF front-ends and antennas for secure communications and sensor applications.Perform schematic capture, BOM generation, layout, and detailed documentation for design reviews and production.Collaborate closely with firmware, mechanical, systems, and test engineers to deliver ruggedized and SWaP-optimized solutions.Conduct signal integrity analysis, power distribution verification, and electromagnetic compatibility (EMC) assessments.Support environmental and compliance testing including EMI/EMC, shock, vibration, and thermal.Maintain design documentation and contribute to configuration management and version control. Preferred Skills and Experience: Experience with RF circuit design, including filters, LNAs, mixers, and impedance-matched networks.Knowledge of antenna design and integration for applications including GNSS, SATCOM, cellular, telemetry, etc.Experience designing low power and ultra low power embedded devicesHands-on experience with RF simulation tools such as CST, HFSS, or Keysight ADS.Familiarity with military standards (MIL-STD) related to microelectronicsBackground in embedded systems, microcontrollers, and interface protocols (SPI, I2C, UART, Ethernet).Experience in end-to-end lifecycle development for defense platforms. Education: Bachelor’s degree in Electrical Engineering or a related field (Master’s preferred) Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $85K - $155K(USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

ManTech seeks a motivated, career and customer-oriented Senior Cyber Security Engineer to join our team in Chantilly, VA. Responsibilities include but are not limited to:Maintain operations of identity and access management services including directory, access, identity, and privileged access management servicesMaintain infrastructure in cloud or virtualized environmentsPerform Linux based system upgrades and patchesEngineer and deployment of a privileged access management (PAM) solutionEngineer and deployment of a Multi Factor Authentication (MFA) solutionManage Continuous Monitoring (CONMON) activitiesMaintain Authority to Operate (ATO)Provide status reports in an Agile environmentPeriodically providing after-hour supportMinimum Qualifications:Bachelor’s degree in an information Technology field or 4+ years of additional IT experience in lieu of degree4+ years of Cyber experienceExperience working in LINUX environmentsKnowledge of LDAP directory and managing databasesAbility to create scripts to assist with automation effortsMust have or be willing to obtain IAT Level II certifications within 6 months of hirePreferred Qualifications:Experience with Ansible, and writing automation playbooksExperience with PKI principalsExperience working in an Agile environmentExperience working in a Dev/Ops environmentKnowledge of Identity and Access Management principalsClearance Requirements:Must have a current/active TS/SCI w/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 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.

Overview: SimVentions, consistently voted one of Virginia's Best Places to Work, is looking for a Weapon System Test Engineer to join our team in Dahlgren to support testing of the Tactical Tomahawk Weapons Control System (TTWCS) software in various configurations (surface, subsurface, and Foreign Military Sales (FMS)). Candidate will work on a diverse team with fellow SimVentions testers and government personnel. This position requires on-site presence at our office in King George, VA, as well as our customer site at NSWC Dahlgren. Travel: There are opportunities for travel, but it is not required. Clearance: An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Requirements: E-4 or higher with TTWCS experience -OR- at least three (3) years of System Test Experience in real time navy weapon systems -OR- a bachelor's of science from an accredited university majoring in a science, technology, engineering, or mathematics field of study Responsibilities: Conduct testing of tactical weapon systems in various configurations and across multiple builds in a lab setting. Document pertinent information in lab logsModify and troubleshoot lab hardware, equipment, simulators, and network configurations in a dynamic environmentPerform data analysis of test output; identify and develop data extraction and data reduction elements for test procedures that aid in requirement verificationDocument system problems by creating change requests (CR)/problem reports (PR)Verify software fixes for CR/PR resolutionDevelop new test procedures and modify existing test procedures to verify requirements and system functionalityConduct peer reviews of test proceduresDevelop and maintain Test Verification Matrices (TVM)Generate test plans and test reportsCommunicate testing event summaries verbally and in writing, including the ability to provide technical briefs, defend data analysis, and present at various technical reviewsCommunicate with SimVentions’ management about test initiatives and issues Preferred Skills and Experience: Prior US Navy fleet experience as an E-4 or above Fire Controlman (FC) or Fire Control Technician (FT) rate possessing the TTWCS Operation and Maintenance Technician NEC (V20A) or equivalentExperience with Capabilities Based Test and Evaluation (CBT&E)Experience with automated testing tools and methodsExperience using Jira to document and track CRs/PRs as well as tracking tasksAbility to create test and lab schedules through the assignment of both lab resources and personnel to tasks Education: Applicants with no Tomahawk or weapons systems test experience must have a STEM degree Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $68,000.00- $90,000.00 (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

Overview: SimVentions is looking for a highly skilled Electrical Engineering Technician capable of independently running an Electronics and Printed Circuit Board production and prototype facility for engineering development and low rate production efforts. You will work closely with a highly disciplined engineering team supporting quick turn precision projects. Projects involve innovative and novel integrations of electrical components and development of specialized PCBs. Must have a high level of attention to detail and ability to run a diverse set of machines/equipment.This position is located on Dahlgren Naval Base, running an electronic production/prototyping laboratory. This requires on base presence.A Secret Clearance is required to start with the ability to be eligible for a TS/SCI clearance. Travel: None Clearance: An ACTIVE Secret Clearance is required for this position. However, TS/SCI is preferred. Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance. Ability to upgrade to a TS/SCI clearance is required within a year of starting. Requirements: Minimum of 4 years experience as a skilled electrical engineering technicianDemonstrated experience operating four or more of the following manufacturing equipment:solder stencil printerspick & place machinessolder reflow ovenautomated optical inspection stationx-ray inspection machineprototype PCB milling machinesselective soldering machinesBGA rework station machinesCandidate should have rigorous hand soldering experience to include component sizes of 0201, BGA, LGA, and QFN. Responsibilities: Perform moderately complex engineering technician support assignmentsConstruct and build devices and simple equipmentConstruct developmental and production models, following layouts and diagramsConduct tests and experiments that require non-standard setups and proceduresExtract and compile data from field notes, technical manuals, lab reports, and bench testsDevelop information about operational failures and modificationsPerform more complex aspects of function; receive guidance/supervision on new assignments but normally works independently on mastered tasks. Preferred Skills and Experience: Ideal candidate will have 10 or more years of experience as an Electrical Engineering TechnicianExperience independently running an electronics production laboratoryExperience with the use and maintenance of ALL of the following manufacturing equipment:Solder Stencil PrintersPick and Place MachinesSolder Reflow OvenAutomated Optical Inspection machineX-Ray Inspection machinePCB Mill (prototyping)Selective Soldering machineBGA rework station Education: High School Degree or Higher Compensation: Compensation at SimVentions is determined by a number of factors, including, but not limited to, the candidate’s experience, education, training, security clearance, work location, skills, knowledge, and competencies, as well as alignment with our corporate compensation plan and contract specific requirements.The projected annual compensation range for this position is $70,000 - $120,000 (USD). This estimate reflects the standard salary range for this position and is just one component of the total compensation package that SimVentions offers. Benefits: At SimVentions, we’re committed to supporting the total well-being of our employees and their families. Our benefit offerings include comprehensive health and welfare plans to serve a variety of needs.We offer:Medical, dental, vision, and prescription drug coverageEmployee Stock Ownership Plan (ESOP)Competitive 401(k) programsRetirement and Financial CounselorsHealth Savings and Health Reimbursement AccountsFlexible Spending AccountsLife insurance, short- & long-term disabilityContinuing Education AssistancePaid Time Off, Paid Holidays, Paid Leave (e.g., Maternity, Paternity, Jury Duty, Bereavement, Military)Third Party Employee Assistance Program that offers emotional and lifestyle well-being services, to include free counselingSupplemental Benefit Program Why Work for SimVentions : SimVentions is about more than just being a place to work with other growth-orientated technically exceptional experts. It’s also a fun place to work. Our family-friendly atmosphere encourages our employee-owners to imagine, create, explore, discover, and do great things together.Support Our WarfightersSimVentions is a proud supporter of the U.S. military, and we take pride in our ability to provide relevant, game-changing solutions to our armed men and women around the world.Drive Customer SuccessWe deliver innovative products and solutions that go beyond the expected. This means you can expect to work with a team that will allow you to grow, have a voice, and make an impact.Get Involved in Giving BackWe believe a well-rounded company starts with well-rounded employees, which is why we offer diverse service opportunities for our team throughout the year.Build Innovative TechnologySimVentions takes pride in its innovative and cutting-edge technology, so you can be sure that whatever project you work on, you will be having a direct impact on our customer’s success.Work with Brilliant PeopleWe don’t just hire the smartest people; we seek experienced, creative individuals who are passionate about their work and thrive in our unique culture.Create Meaningful SolutionsWe are trusted partners with our customers and are provided challenging and meaningful requirements to help them solve.Employees who join SimVentions will enjoy additional perks like:Employee Ownership:Work with the best and help build YOUR company!Family focus:Work for a team that recognizes the importance of family time.Culture:Add to our culture of technical excellence and collaboration.Dress code:Business casual, we like to be comfortable while we work.Resources: Excellent facilities, tools, and training opportunities to grow in your field.Open communication:Work in an environment where your voice matters.Corporate Fellowship: Opportunities to participate in company sports teams and employee-led interest groups for personal and professional development.Employee Appreciation:Multiple corporate events throughout the year, including Holiday Events, Company Picnic, Imagineering Day, and more.Founding Partner of the FredNats Baseball team:Equitable distribution of tickets for every home game to be enjoyed by our employee-owners and their families from our private suite.Food:We have a lot of food around here!FTAC

MANTECH seeks a motivated, career and customer-oriented Data Engineer to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a part of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives. You will be providing support in the analysis, design, implementation, and optimization of complex, enterprise-wide, cloud-based data management solutions that align with mission goals and requirements.Responsibilities include but are not limited to:Designing, deploying, and maintaining cloud-based databasesProviding support for database management tasksWork closely with cloud infrastructure teams to ensure seamless integration of cloud base databases with applications and servicesImplement robust security measures to protect sensitive data and ensure compliance with relevant data security policies and practices.Minimum Qualifications:Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field and at least 5 years of experience in data engineering, database administration, or related rolesExperience with data architecture, engineering, and data modelingExperience with managing structured and unstructured data, and knowledge of binary file types like Parquet, Hudi, Iceberg, Delta LakeExperience with Schema on readExperience integrating Oracle databases with big data platforms such as Hadoop, Spark, or cloud-based data lakesFamiliarity with Oracle SQL, MySQL, PostgreSQL, MongoDB, or Oracle Database Engineering.Preferred Qualifications:Master’s degree in Computer Science, Information Technology, Engineering, or a related field.Experience with PL/SQL and/or Exadata Exposure to cloud platforms such as Oracle Cloud Infrastructure (OCI), AWS, or Azure Experience with streaming data architectures such as Apache Kafka, Oracle Stream Analytics Experience with semantic layer/integrated data layer Knowledge of data security best practices and regulatory compliance Experience with DevOps and CI/CD pipelines in a data engineering context Oracle certifications such as Oracle Certified Professional or Oracle Big Data certification are a plusClearance Requirements:Must possess a current and active TS/SCI with polygraphPhysical Requirements:Must be able to be in a stationary position more than 50% of the timeMust be able to communicate, converse, and exchange information with peers and senior personnelConstantly operates a computer and other office productivity machinery, such as a computerThe person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situationsThe person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.

ManTech seeks a motivated, career and customer-oriented LeadData Engineer to join our Data and AI Practice onsite in Chantilly and/or Herndon, VA. You will be a part of a dynamic, cross-functional team focused on transforming how Government clients extract insights from data to achieve critical mission objectives.This leadership role involves guiding a team and collaborating with others to implement this transformative process. You will be responsible for providing expert guidance and support in the analysis, design, implementation, and optimization of complex, enterprise-wide, cloud-based data migration solutions that align with mission goals and requirements.Responsibilities include but are not limited to:Lead the design, development, and deployment of robust data pipelines to ingest, transform, and integrate data from various systems and networks, ensuring seamless data flow.Collaborate with cloud and system architects to establish secure and efficient data transfer protocols among different networks and systems.Work with data consumers to develop data requirements to support analytics and machine learning tasks.Implement data pipelines and data storage solutions to support analytic workflows.Optimize data pipelines and storage solutions for performance, ensuring low latency and high throughput for real-time and batch data processing.Implement robust security measures to protect sensitive data and ensure compliance with relevant data security policies and practices.Minimum Qualifications:Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related field and at least 10 years of experience in data engineering, data architecture, or related rolesExperience with data replication and change data capture tools such as Oracle GoldenGateExperience with cloud services from providers such as Oracle and their data storage and database servicesDemonstrated ability to lead and manage a team of engineersDirect line management experience, including project, people, customer, and financial managementExperience with data warehousing, data lakes, and big data technologiesProficiency in programming languages such as Python, Java, or SQL. Experience with SQL and NoSQL databasesPreferred Qualifications:Master’s degree in Computer Science, Information Technology, Engineering, or a related field.Familiarity with data security and compliance frameworks (e.g., NIST framework).Cloud certifications such as AWS Certified Developer, Oracle Cloud Infrastructure.Familiarity with records management policies and procedure.Familiarity with big data technologies like Hadoop, Spark, and Kafka.Knowledge of data governance and metadata management.Clearance Requirements:Must possess a current and active TS/SCI with polygraphPhysical Requirements:Must be able to be in a stationary position more than 50% of the timeMust be able to communicate, converse, and exchange information with peers and senior personnelConstantly operates a computer and other office productivity machinery, such as a computerThe person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situationsThe person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.