OT & Defense Critical Infrastructure Cybersecurity Engineer
Booz Allen Hamilton
Opportunity Serve as the primary technical authority on cybersecurity for Operational Technology (OT) and Defense Critical Infrastructure (DCI) systems. Provide expert guidance on securing industrial control systems (ICS), SCADA environments, and mission‑critical defense assets. Advise leadership and engineering teams on compliance, risk management, and advanced threat mitigation strategies. Maintain situational awareness of evolving OT‑specific cyber threats, attack methodologies, and adversary capabilities. Lead technical and strategic initiatives to ensure resilience and security of defense‑critical operations. Qualifications 10+ years of experience in cybersecurity, information assurance, risk management, cyber operations, governance, or compliance 7+ years of experience securing Operational Technology (OT), Industrial Control Systems (ICS), Defense Critical Infrastructure (DCI), or SCADA systems 5+ years of experience leading teams Experience developing Standard Operating Procedures (SOP) or Incident Response playbooks TS/SCI clearance Bachelor's degree Security+ Certification Nice If You Have Experience working in ARNG, Army, or DoD/DOW environments Ability to effectively convey technical issues or risks to senior leadership Master's degree Advanced Cybersecurity Certifications such as CISSP, ISSAP, ISSEP, CASP+, or SecurityX Clearance Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance is required. EEO Statement All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, local, or international law. #J-18808-Ljbffr Booz Allen Hamilton
$142.9k - $266k
OT & Defense Critical Infrastructure Cybersecurity Engineer The Opportunity: Serve as the primary technical authority on cybersecurity for Operational Technology (OT) and Defense Critical Infrastructure (DCI) systems. Provide expert guidance on securing industrial control...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work- ...Senior Systems Engineer / Infrastructure Engineer (Lead) Marathon TS is seeking a Senior Systems... ...a globally distributed, mission-critical defense environment. The engineer will be... ..., sustainment, modernization, and cybersecurity compliance in accordance with DoD standards...SuggestedTemporary workWork at office
$130k
...supporting mission‑critical programs across... ...national security, defense, and public... ...standards across IT and OT environments.... ...Partner with engineering and operations teams... ...management of cloud infrastructure. ~ Proven... ...operations, and cybersecurity teams in a matrixed...SuggestedContract workRemote work- ...Defense Critical Infrastructure/Operational Technology Team Lead - Senior ECS is... ...Enterprise Network Operations and Cybersecurity Support (ENOCS) program.... ...Operational Technology (OT) environments. Please... ...Technology, or Software Engineering Experience leading data...SuggestedContract work
- ...Senior Network Engineer At Ardent, we hire people who... ...federal government's most critical national security and defense priorities, helping... ...Office's Cisco-based network infrastructure, including core,... ...stakeholders, collaborating with cybersecurity, cloud, and operations...SuggestedWork at officeRemote workFlexible hours
- ...Network Engineer Category: Infrastructure/Cloud Main location: United States, District of Columbia, Washington... ...is a leader in providing IT and cybersecurity solutions, dedicated to supporting mission-critical defense and intelligence initiatives. We are committed...Full timeLocal area
- ...01 13 Organization: Department of Homeland Security, Cybersecurity and Infrastructure Security Agency (CISA), Infrastructure Security Division,... ...Arlington, VA (onsite) Security Clearance: Secret (Non Critical Sensitive) Appointment Type: Permanent, Full Time...Permanent employmentFull timeContract workFor contractorsWork at officeLocal areaAfternoon shift
$9k
...is searching for aNetwork Engineer. How you will... ...our National Security and Defense mission: As a Network Engineer... ...environments and play a critical role in supporting... ...to modernize IT systems, cybersecurity practices, and infrastructure. You understand the Department...Full timeImmediate startRemote workWorldwideFlexible hours- ...for which there is a critical hiring need. Selectee... ...this position is IT Cybersecurity Specialist (INFOSEC)... ...CISA and to critical infrastructure organizations on cyber... ...information relevant to cyber defense for reporting and... ...infrastructure engineers and cyber analysts to...Work at office
- ...space operations, cyber defense and resiliency,... ...Government agencies and critical asset owners who experience... ...a motivated network engineer to implement,... ...support the lab network infrastructure. Responsibilities:... ...shape the future of cybersecurity and intelligence together...Contract workLocal areaImmediate start
- ...hiring a Senior Network Engineer-Unified... ...will support mission-critical UC services at Joint... ...Expressway Core and Edge infrastructure. Provide Tier III... ...Collaborate with cybersecurity teams to ensure compliance... ...a deep knowledge of Defense and Civilian missions...Local areaFlexible hours
- ...Network Engineer Washington, D.C. Metro At Ardent,... ...federal government's most critical national security and defense priorities, helping... ...Office's Cisco-based network infrastructure, including core,... ...Microsoft engineering, and cybersecurity teams. Responsibilities...Work at officeLocal areaFlexible hours
$95k - $100k
...seeking a qualified Network Engineer / Cybersecurity professional to support the... ...Region (NCR) Directorate of the Defense Health Agency (DHA). This... ...or operational technology (OT) systems Demonstrated experience... ...Strong problem-solving and critical thinking abilities...Work at office$104k - $166k
Network Engineer job at Peraton. Washington DC. Program Overview... ...who thrive in mission-critical environments and are passionate... ...most vital transportation infrastructures, working alongside leaders... ...services. Collaborate with cybersecurity teams to monitor, detect, and...Contract workTemporary workInternshipShift work$227k
...hiring a Senior Network Engineer (Security). Position... ...network security infrastructure. The engineer will design... ...manage, and optimize critical security controls,... ...Collaborate with cybersecurity teams to ensure compliance... ...a deep knowledge of Defense and Civilian missions...Local areaRemote workFlexible hours$99k - $232k
...Specialty/Competency: Cybersecurity & Privacy Industry/Sector: Not Applicable Time Type... ..., SASE/SSE, network segmentation, and OT security. As a Manager, you oversee teams... ...experience in network security, cybersecurity engineering, or security consulting, including...Full timeH1b- ..., is hiring a Data Center Infrastructure Engineer. Position requires an active... ...efficiency of all mission-critical operations across servers,... ...with engineering, cybersecurity, cloud, and application teams... ...solutions to a deep knowledge of Defense and Civilian missions to...Local areaFlexible hours
- ...Senior Microsoft Cloud Engineer Washington, D.C. Metro... ...federal government's most critical national security and defense priorities, helping... ...tenant management, Azure infrastructure, collaboration services,... ...with cloud, network, and cybersecurity teams to maintain a resilient...Local areaRemote workFlexible hours
- ...space operations, cyber defense and resiliency,... ...Government agencies and critical asset owners who experience... ...an experienced Cloud Engineer with strong Red Hat... ...of cloud-based infrastructure and services, migrating... ...shape the future of cybersecurity and intelligence together...Contract workImmediate start
- ...united in support of critical national security missions... ...receive best-in-class cybersecurity support. For more... ...Red Team Operations, Defensive Cyber Operations, Software Engineering, and Technical Engineering... ...-wide network infrastructure, including Wide Area Network...Local area
- ...We're seeking a skilled Infrastructure Engineer to build the next-generation... ...Spear AI is a growing defense contracting company dedicated... ...innovation meets mission-critical work. We operate with a flat... ...networking. Familiar with cybersecurity compliance frameworks like...Full timeRemote workHome officeRelocation packageFlexible hoursNight shift
- ...Cyber Virtualization Engineer Why IDS? IDS... ...conditions across IT and OT domains. These... ...full-spectrum cybersecurity exercises. Must... ...edge, and cloud infrastructures. Implement and... ...threat emulation and defensive toolsets for... ...compliance for mission-critical environments....Hourly payLocal areaFlexible hoursShift work
$100k - $110k
...Sr. Cloud Security Engineer plays a key role in... ...Information and Cyber Security Defense (ICSD) team, the... ...'s security infrastructure. The ideal candidate... ...deep understanding of cybersecurity operations with a strong... ...problem-solving and critical thinking skills for addressing...Temporary workLocal areaVisa sponsorshipWork visaFlexible hours$162.1k - $199.6k
...Job Title: Senior Platform Engineer Location: Alexandria, VA... ...Born out of the Department of Defense's software factory ecosystem... ...by delivering both mission-critical and enterprise solutions that... ...such as Command and Control, Cybersecurity, Space, Geospatial, and...$80k
...federal partner supporting mission‑critical programs across national security, defense, and public service delivery.... ...Responsibilities: Provide Tier‑3 engineering support for Microsoft 365 GCC,... ...with incident management and cybersecurity teams. Support the segregation...Contract work- ...cyber space operations, cyber defense and resiliency,... ...and local governments, and critical infrastructure. Working on this team means... ...directly supporting the nation's cybersecurity defenders by ensuring they... ...Collaborate with DevOps engineers to enhance CI/CD pipelines...Contract workLocal area
$130k - $150k
...business that meets mission-critical needs of federal civilian, defense, and intelligence... ...seeking a Cloud Services Engineer in Washington, D.C. or... ...secure, scalable cloud infrastructure for critical government... ..., ensuring robust cybersecurity measures. Mentor and...Full timeContract workInterim roleFlexible hours$88.4k - $154.7k
...amazingly talented Senior Network Engineer to join our team! In this role... ...services and solutions in the areas of defense, security, intelligence, infrastructure, and environmental. We promote a... ...and sustaining our nation's most critical assets, from Earth to cyberspace....Local areaWorldwideFlexible hours$134.21k - $175k
.... Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware... ...evolution of national defense – the data evolution -... ...architectures supporting mission‑critical Department of the Air... ...tools, scripting, or infrastructure‑as‑code. •...Full timeFor contractorsWork experience placementWork at officeLocal areaWorldwide$88.83k - $130k
.... Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware... ...evolution of national defense - the data evolution -... ...troubleshooting of secure network infrastructures supporting Department... ...government/mission-critical environments. •...Full timeWork experience placementWork at officeLocal areaWorldwide
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