Senior Principal Software Engineer General Dynamics Mission Systems, IncSenior Principal Software EngineerAnnapolis Junction, Maryland$183,381–$193,049 / yearCompany Overview: General Dynamics Mission Systems (GDMS) engineers a diverse portfolio of high technology solutions, products and services that enable customers to successfully execute missions across all domains of operation. Basic Qualifications: EDUCATION REQUIREMENTS: Bachelor's degree in Software Engineering, or related Science, Technology, Engineering or Mathematics field, plus a minimum of 10 years of relevant experience; or Master's degree, plus 8 years relevant experience.
Senior Network Engineer with Poly Bigbear.aiSenior Network Engineer with PolyAnnapolis Junction, MarylandFull timeWhat you will do: Monitor & Optimize Networks: Oversee the customer’s Risk Management Framework and related networks to ensure optimal performance and security. Contribute to Agile Development: Participate in agile activities, including release planning, sprint planning, and retrospectives, to incorporate lessons learned into engineering processes.
Software Engineer (AI Assisted Reverse Engineering Tooling) Bigbear.aiSoftware Engineer (AI Assisted Reverse Engineering Tooling)Columbia, MarylandFull timeThis role involves enabling automation and AI-assisted capabilities for reverse engineering tasks, with a focus on binary analysis, disassembly, and workflow optimization for complex software and device platforms. Overview: BigBear.ai is seeking a Software Engineer to focus on improving the tools and workflows used by reverse engineers.
Embedded Engineer Bigbear.aiEmbedded EngineerAnnapolis Junction, MarylandFull timeAt BigBear.ai, you’ll collaborate with some of the brightest minds in artificial intelligence and embedded systems, tackling challenges that matter—from advancing national security to optimizing logistics and transforming healthcare. Education: Bachelor’s degree or higher in Computer Engineering, Computer Science, or a related discipline.
Principal Vulnerability Research Engineer (Onsite) Nightwing Intelligence SolutionsPrincipal Vulnerability Research Engineer (Onsite)Annapolis Junction, Maryland$99,000–$206,000 / yearFor over four decades, our team has been providing some of the world’s most technically advanced full-spectrum cyber, data operations, systems integration and intelligence support services to the U.S. government on its most important missions. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization.
Senior Software Engineer Bigbear.aiSenior Software EngineerAnnapolis Junction, MarylandFull timeDatabase Management: Work with relational databases (e.g., MySQL, PostgreSQL) to handle structured data, complex queries, and analytics workloads. BigBear.ai is seeking a Software Engineer to join our team and build innovative visualizations from complex data sets in a highly collaborative environment.
Linux Engineer Leidos Holdings IncLinux EngineerChantilly, VA$131,300–$237,350 / yearThe Linux Engineer will lead and perform engineering efforts in the areas of Windows and Linux servers, workstations, storage, and virtualization; perform data center management tasks such as physical capacity management, hardware installation and commissioning, inventory, decommissioning and removal, and destruction; and coordinate engineering projects including performing technical risk assessment, de-conflict implementations, and resolve technical questions or conflicts. They also manage and deploy infrastructure components such as installing cables and circuits and labeling cables, build and maintain desktop workstations and provide troubleshooting assistance and patching as needed, and perform Tier-3 engineering and support for virtualization infrastructure, consisting of virtual servers, virtual desktops, and automation solutions.
Senior Specialist, Full Stack Software Engineer L3Harris Technologies IncSenior Specialist, Full Stack Software EngineerDC$111,500–$207,500 / yearJob Description: Working at Trenchant means working alongside the best security researchers and product engineers from across the security research and intelligence communities. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
NewSite Reliability Engineer Leidos Holdings IncSite Reliability EngineerChantilly, VA$87,100–$157,450 / yearCritical components of the environment may include high-performance compute, distributed Linux file systems, network design, security-in-depth, ML/AI infrastructure, high-bandwidth data processing, cloud deployment, and fielded systems. You'll work across infrastructure, Linux systems, networking, distributed storage, observability, security, and deployment automation, with a particular emphasis on creating systems that are reproducible, maintainable, resilient, and easy to operate.
Senior BlueCat Network & DNS Engineer (Infrastructure) Polar IT ServicesSenior BlueCat Network & DNS Engineer (Infrastructure)Elkridge, New YorkSeeking a Senior Network & DNS Engineer to design, implement, and support network infrastructure with a focus on DNS architecture and administration. Hardware: Cisco ACI, Cisco routers/switches, Fortinet firewalls, F5 LTM/GTM, Extrahop monitoring probes.
Senior Linux Systems Admin (UiPath) Leidos Holdings IncSenior Linux Systems Admin (UiPath)Alexandria, VA$116,350–$210,325 / yearThe Digital Modernization Sector at Leidos is seeking a dynamic Sr Linux Systems Administrator to support cloud modernization initiatives for the United States Coast Guard (USCG) at Command, Control, Communication, Computer, Cyber, and Intelligence Service Center (C5ISC) in the Alexandria, VA area. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Network Engineer Bridge Core (BCore)Network EngineerChantilly, Virginia$170,000–$185,000 / yearFull timeNetwork infrastructure engineering services are comprised of core infrastructure, voice and video engineering, field engineering, application management and development for networks, network analytics, firewalls, network access controls and bandwidth service delivery. This program will deliver engineering services for network infrastructure as well as sophisticated enterprise computing infrastructure including end-point devices, data center hosted servers, multi-Cloud services as well as virtualized applications, and storage systems.
Senior Site Reliability Engineer - TS/SCI (req-276) CATHEXISSenior Site Reliability Engineer - TS/SCI (req-276)Tysons, VA$165,000–$200,000Cloud Infrastructure Management: Work with leading Cloud Platforms (AWS, Azure and/or GCP) to set up, configure, and manage infrastructure resources using Infrastructure as Code (Terraform, CloudFormation, etc.). Automate Infrastructure Processes: Build automation tools for scaling, monitoring, and maintaining infrastructure using modern tools like Terraform, Ansible, Linux, or equivalent.
Software Quality Engineer II Airlines Reporting CorporationSoftware Quality Engineer IIArlington, VirginiaWorkFlex is ARC’s hybrid work program which offers eligible employees the flexibility to work from home while also requiring in office workdays throughout the year to foster collaboration and connection throughout the organization. ARC is looking for a Software Quality Engineer II to review project documentation (requirements/user stories, designs) to create, present, and maintain test artifacts including automated tests.
Informatica/ Linux Admin IQUASAR LLCInformatica/ Linux AdminWashington, DCFull timeInformatica/Linux Admin will be responsible for installing, configuring, and maintaining Informatica platforms and Linux-based servers supporting enterprise data integration and analytics solutions. Daily responsibilities include monitoring system performance, managing user access, scheduling and optimizing Informatica workflows, and ensuring high availability and reliability of environments.
Senior Software Engineer GrvtySenior Software EngineerLaurel, Maryland$150,000–$200,000 / yearPay Range: At GRVTY, we understand that compensation is influenced by many factors—such as geographic location, federal contract labor categories, wage rates, prior experience, skillsets, education, and certifications. Bachelor’s degree in Computer Science or related discipline from an accredited college or university is required; 4 years of additional SWE experience may be substituted for a degree.
Software Engineer I TSCSoftware Engineer ISilver Spring, Maryland$83,000–$108,000 / yearTSC has assembled a well-knit team of junior and senior system and software engineers that perform critical M&S development, execution, and analysis for US Navy and Missile Defense Agency customers. Model/component integration into large scale simulation; GUI, analysis tools, and various kinds of automation (build, test, etc.) development and maintenance.
Infrastructure Engineer - Cloud Native Nightwing Intelligence SolutionsInfrastructure Engineer - Cloud NativeAnnapolis Junction, MarylandOur capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. These individuals find maximum job satisfaction in being both a systems thinker and a hands-on builder, capable of designing, deploying, and optimizing scalable, secure, and resilient infrastructure within complex environments.
IT Infrastructure Engineer Job ID-0020 INNOVATIVE DEFENSE TECHNOLOGIESIT Infrastructure Engineer Job ID-0020Arlington, VA$90,000–$184,000 / yearAbout The Role: Innovative Defense Technologies (IDT), provider of cutting-edge cloud-based integration, rapid prototype and full life cycle SW development for complex, mission-critical systems in the US Department of Defense (DOD), is seeking an IT Infrastructure Engineer to be part of our Advanced Capabilities team and based out of our Arlington, VA location. The ideal candidate has hands-on experience managing Linux-based systems, deploying applications into virtualized environments, and operating within DoD security and compliance frameworks.
Software Engineer Independent SoftwareSoftware EngineerAnnapolis Junction, MDWhat You Will Do: As a Software Engineer Level 2 or Level 3 at Independent Software, you will support the modernization of a mission-critical Java application as it evolves from a traditional monolithic architecture to a cloud-ready microservices platform. You will work within a small Agile/Scrum team developing Java and Angular applications while supporting Spring Boot adoption, containerization, and future AWS cloud migration efforts.
DevOps Engineer Nightwing Intelligence SolutionsDevOps EngineerSterling, Virginia$99,000–$206,000 / yearWorking on this team means directly supporting the nation's cybersecurity defenders by ensuring they have reliable, scalable, and secure cloud infrastructure available within hours of a cyber incident—helping protect America's digital infrastructure when it matters most. As part of theEngagement Support Services (ESS)contract, this program enables analysts to quickly access the tools and environments they need to investigate cyber threats affecting federal agencies, state and local governments, and critical infrastructure.
Software Engineer, Level 2 Independent SoftwareSoftware Engineer, Level 2Annapolis Junction, MDWhat You Will Do: As a Software Engineer Level 2 at Independent Software, you will support the development and deployment of containerized applications and infrastructure automation using modern DevOps and cloud-native technologies. This role offers the opportunity to grow technically while contributing to reliable, secure, and repeatable deployment solutions that support mission-focused commercial and enterprise environments.
NewSoftware Engineer (SWE) Skill Level 3 (requires TS/SCI FSP w/NSA Gables Search GroupSoftware Engineer (SWE) Skill Level 3 (requires TS/SCI FSP w/NSAAnnapolis Junction, MDThe ideal candidate has hands-on experience with Delinea products, IAM/PAM, API integrations, CI/CD automation, Ansible/SaltStack, container technologies (Docker/Podman), and troubleshooting large-scale Linux environments, with cybersecurity and enterprise security tool experience preferred. Software Engineer (SWE) Level 3: Seeking a Linux-focused Software Engineer with strong Python/Java development and Linux administration experience (RHEL, Ubuntu, Rocky, CentOS) to implement, integrate, automate, and sustain Delinea privileged access and secrets management solutions.
Mid or Senior Software Engineer Belay TechnologiesMid or Senior Software EngineerAnnapolis Junction, MD$70,000–$190,000 / yearDevelopers will have the opportunity to focus on developing customer domain specific language code and there are a range of opportunities for Java, embedded C++, scripting languages, object-oriented modeling tools, low-level programming, serialization/deserialization, and dependency injection. Salary Range: Mid-Level: $70,000 to $190,000Senior Level: $190,000 to $240,000 Belay Technologies is a certified Service-Disabled Veteran-Owned Small Business located in Columbia, Maryland (Baltimore/Washington area).
Linux Systems Administrator CACILinux Systems AdministratorChantilly, VirginiaPay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation.
Cloud Engineer Nightwing Intelligence SolutionsCloud EngineerSterling, Virginia$99,000–$206,000 / yearWork closely with the team of architects, software developers, and engineers to recommend and design database or data storage solutions that effectively reflect business needs, security and service level requirements. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization.
Linux Administrator Reinventing Geospatial, Inc. (RGi)Linux AdministratorHerndon, VAJob Highlights: As a Linux Administrator with RGi, you will be directly supporting intelligence community customers with quick reaction support, focused on data, tools and technology. Perform high-level, day-to-day operational maintenance, support, and upgrades for complex operating systems, workstations, and servers.
C/C++ Software Engineer AMERICAN SYSTEMSC/C++ Software EngineerMcLean, VirginiaFull timeOverview: We are seeking a highly skilled C/C++ Software Engineer to support mission-critical Command, Control, Communications, Computers, and Intelligence (C4I) systems for U.S. Customs and Border Protection’s Air and Marine Operations Center (AMOC). This role supports the Air and Marine Operations Surveillance System (AMOSS) and related ISR systems that provide real-time air and maritime domain awareness across national and international operating areas.
Senior Software Engineer, hyperscale Nightwing Intelligence SolutionsSenior Software Engineer, hyperscaleAnnapolis Junction, MarylandWe are seeking a senior software engineer to design and implement innovative solutions for large-scale software environments requiring excellent technical and interpersonal skills to analyze, define, implement, and optimize High Performance Computing (HPC) and Hyperscale solutions. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization.
Senior Software Engineer Nightwing Intelligence SolutionsSenior Software EngineerSterling, Virginia$99,000–$206,000 / yearOur capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges.
Systems Engineer - Linux Leidos Holdings IncSystems Engineer - LinuxAnnapolis Junction, MD$87,100–$157,450 / yearOur talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Cybersecurity Engineer II AMERICAN SYSTEMSCybersecurity Engineer IIManassas, VirginiaFull timeAdminister and optimize Trellix ePO (formerly McAfee ePO) for endpoint protection, policy enforcement, threat detection, and incident response across Windows and Linux systems. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.
Software Engineer w/TS/SCI Full Scope Poly Beyond SOFSoftware Engineer w/TS/SCI Full Scope PolyAnnapolis Junction, MarylandIn general, they can create a role if a role does not exist for the following skill set as the programs always need them and have the budget (Fully Cleared TS/SCI Full Scope Polygraph Software Engineers with one of these languages (Python, Java, C++) With Kubernetes and a UNIX/Linux Operating System experience. Looking for Active Fully Cleared TS/SCI Full Scope polygraph issued by the NSA (unfortunately they cannot work with an active clearance from the FBI or DOD for example).
Endpoint Automation Staff Engineer Geico InsuranceEndpoint Automation Staff EngineerBethesda, MD$110,000–$230,000 / yearThis position requires strong technical expertise in endpoint security platforms, automation frameworks, scripting, along with the ability to troubleshoot complex security issues and improve operational efficiency through automation. The Endpoint and Automation Security Engineer is responsible for designing, implementing, maintaining, and improving endpoint security technologies and security automation solutions across the enterprise environment.
Software Engineer III ProsyncSoftware Engineer IIIAnnapolis Junction, MarylandProvides specific input to the software components of system design to include hardware/software trade-offs, software reuse, use of Open Source Software (OSS) and/or Commercial OffThe-Shelf (COTS) Government Off-The-Shelf (GOTS) software in place of new development, and requirements analysis and synthesis from system level to individual software components. These systems might include, but are not limited to, processing intensive analytics, novel algorithm development, manipulation of extremely large data sets, real-time systems, business management information systems, and systems which incorporate data repositories, data transport services, and application and systems development and monitoring.
Software Engineer (2026-0079) Acclaim Technical ServicesSoftware Engineer (2026-0079)Chantilly, VAAcclaim Technical Services, founded in 2000, is a leading cyber operations, intelligence solutions and operations, network infrastructure, engineering and business enablement and enterprise operations company supporting a wide range of U.S. Federal agencies. EDUCATION AND EXPERIENCE Bachelor’s Degree in Computer Science, Electrical or Computer Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
Mid-Level Systems Engineer Avalore, LLCMid-Level Systems EngineerTysons, VATechnical Skills: Strong working knowledge of Linux/Unix, version control (Git), and scripting languages (Python, Bash, or similar). System Design & Implementation: Design, install, configure, and test operating systems, application software, and system management tools.
Sr Software Engineer (API) INflow FederalSr Software Engineer (API)Springfield, VAKnown for our agility, transparency, and integrity, INflow combines real-world experience with emerging technologies like AI/ML to help our customers lead in a rapidly evolving defense landscape. As a Senior API Management Engineer on our team, you will play a pivotal role in the enterprise deployment of an enterprise API gateway, ensuring optimal performance, reliability, and advancement of our services.
Linux & Ansible Automation Engineer - Active Ts/Sci ENS Solutions, LLCLinux & Ansible Automation Engineer - Active Ts/SciReston, VAENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Associate’s degree and 5+ years of experience supporting IT projects and activities, Bachelor’s degree and 3+ years of experience supporting IT projects and activities, or Master’s degree and 1+ years of experience supporting IT projects and activities.
Cribl Engineer - Active Ts/Sci ENS Solutions, LLCCribl Engineer - Active Ts/SciCollege Park, MDENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Must possess the following DoD 8570.01-M certifications or be willing to obtain within 30 days of hire: o Information Assurance Technician (IAT) Level II certification (currently Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND).
Network Engineer / Systems Administrator (SA) CymertekNetwork Engineer / Systems Administrator (SA)Annapolis Junction, MarylandNetwork Engineer, Systems Administrator, IT Infrastructure Engineer, Network Systems Administrator, Network Administrator, Systems Engineer, Cloud Systems Administrator, Network Operations Engineer, IT Support Engineer, Network Security Engineer, etc. Computer Science, Information Technology, Network Engineering, Systems Engineering, Computer Engineering, Information Systems, Cybersecurity, Electrical Engineering, Data Science, Applied Mathematics, etc.
Site Reliability Engineer - Top Secret CATHEXISSite Reliability Engineer - Top SecretTysons, VA$100,000–$160,000 / yearCloud Infrastructure Management: Work with leading Cloud Platforms (AWS, Azure and/or GCP) to set up, configure, and manage infrastructure resources using Infrastructure as Code (Terraform, CloudFormation, etc.). Automate Infrastructure Processes: Build automation tools for scaling, monitoring, and maintaining infrastructure using modern tools like Terraform, Ansible, Linux, or equivalent.
Sr. Linux Systems Administrator AstrionSr. Linux Systems AdministratorColumbia, Maryland$145,000–$165,000 / yearAstrion has an exciting opportunity for a highly experienced Senior Linux Systems Administrator to build, secure, and sustain the Linux server and workstation estate, the high-performance computing (HPC) cluster, and the enterprise storage that run across three or more isolated classified networks supporting Department of Defense/Department of War (DoD/DoW) environments in Columbia, MD. The ideal candidate brings deep Red Hat Enterprise Linux (RHEL) expertise, extensive experience operating inside closed and air-gapped classified enclaves, and a proven record of building and maintaining systems in compliance with Risk Management Framework (RMF) , DoD STIG , and Comply-to-Connect (C2C) requirements.
DevOps Automation Engineer IV Airlines Reporting CorporationDevOps Automation Engineer IVArlington, VAExperience deploying, managing, and administering AWS infrastructure (API Gateway, RDS, ELB, Cloudfront, AMQ, Cognito, S3, IAM, WAF, VPC), enterprise storage systems and virtualization platforms (S3, EC2), enterprise backup systems, replication solutions, and observability platforms. What You''ll Get to Do: Support, deploy, administer, and maintain ARC's Traverse AWS infrastructure platforms, both software and services, including AWS Managed Services (RDS, API Gateway, ELB, AMQ, Cognito, WAF, Lambdas, EC2, etc) and observability tools (Datadog, Cloudwatch, Opensearch).
Software Integration Engineer - Skill Level 2 Kaizen Approach, Inc.Software Integration Engineer - Skill Level 2Annapolis Junction, MDSalary Range: A variety of factors can impact the final salary offered, including, but not limited to, geographic location, Federal Government contract labor categories and wage rates, relevant work experience, specialized skills and competencies, education, and certifications. Must have the ability to apply working knowledge of configuration management tools and perform system installation activities, including working with HPC government off-the-shelf scheduler and resource management software.
Staff Missile Test Engineer Applied Research Associates IncStaff Missile Test EngineerIndian Head, MD$120,000–$130,000 / yearSpecific duties include: Providing software and simulation expertise for operating and maintaining a FGT platform; and providing engineering support in preparing test plans, presenting test readiness reviews, writing test reports, and conducting testing in accordance with approved SOPs and procedures. Engineering knowledge and experience in real-time software development, missile/flight simulation and software models, interface programming (Ethernet, serial, parallel input/output, specialized interface cards), user interface programming, and data processing and evaluation programming.
Unix/Linux Administrator Digital Management LLCUnix/Linux AdministratorWashington, DCWith a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development, DMI supports public sector agencies and commercial enterprises around the globe. Required and Desired Skills/Certifications: Candidate must be able to meet DoD IAT Level 2 Certification requirements (Currently Security+ CE, CCNA-Security, GSEC, or SSCP).
Senior DevOps Engineer Seekr Technologies IncSenior DevOps EngineerReston, VAAvailable across cloud, on-premises, and edge environments, SeekrFlow reduces bias, strengthens data integrity, and simplifies model oversight so organizations can rely on trusted AI decisions in high-stakes settings that impact society's most sensitive and vital systems. Trusted by leading enterprises and government agencies, we partner with defense, finance, telecom, and critical infrastructure leaders to enable AI solutions that drive real-world results with unmatched transparency and control.
Full Stack Software Engineer Brandes Associates IncFull Stack Software EngineerWashington, DCAgile Empowerment Technologies (AET), a division of Brandes Associates, is seeking a Full Stack Software Engineer with 5+ years of experience to support the continued development, modernization, and sustainment of secure mission software products used in DoD, Intelligence Community, and allied mission environments. This position contributes across the full application stack, including user interface components, backend services, API layers, integration and messaging services, relational databases, automated testing, and deployment-support activities.
Senior Cyber Engineer DeloitteSenior Cyber EngineerArlington, VAFull timeAdministrating or deploying at least two of the following technologies: Unix administration, Windows Server administration, Active Directory, Windows Workstation, Routers/Switches management, Firewall Management, SANS/NAS, Web servers, IAM/AAA, IDS/HDS, System vulnerability scanning tools, application/database vulnerability scanning tools, mobile device analysis, or Secure coding. Employer will accept a Bachelor's degree in Computer Science, Information Technology and Cybersecurity, Business Administration, or related field and 60 months of experience in the job offered or in a Senior Cyber Engineer-related occupation OR employer will accept a Master's degree in Computer Science, Information Technology and Cybersecurity, Business Administration, or related field and 36 months of experience in the job offered or in a Senior Cyber Engineer-related occupation.