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Facilities Jobs in Ballwin, MO

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Ground Systems Engineer & Architect Umbra

Arlington, VA

$195,000–$235,000 / year
Quick Apply

Working closely with software, hardware, network, cybersecurity, and mission engineering teams, the Ground Systems Engineer & Architect ensures successful delivery of modern ground infrastructures leveraging virtualization, containerized services, DevSecOps practices, and enterprise IT technologies to enable reliable mission operations for U.S. Government and Intelligence Community customers. Enable Mission Operations & Modern Engineering Practices: Collaborate across multidisciplinary engineering teams to deliver mission-ready ground capabilities using systems engineering best practices, DevSecOps, Infrastructure as Code (IaC), automation, and modern software deployment pipelines supporting U.S. Government and Intelligence Community programs.

30+ days ago

Senior Network Security Engineer CACI International Inc

Columbia, MD

$120,800–$265,800 / year

Pay 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. We're looking for an experienced Senior Network Security Engineer who is ready to bring deep technical expertise, curiosity, and a commitment to excellence to our high‑impact programs.

30+ days ago

Networking Security Engineer II CACI International Inc

Columbia, MD

$120,800–$265,800 / year

Pay 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. Bachelor's degree in Communications Engineering, Computer Engineering, Computer Science, Electrical Engineering, Information Systems, Mathematics, or related disciple from an accredited college or university is required.

30+ days ago

Network Security Systems Instructor II OBXtek Inc.

Springfield, Virginia

Full time

4+ years of technical skills and experience of installing, programming, troubleshooting, and repairing any of the following Network Security Systems: command line interface-based IT equipment, electronic systems, IoT devices, network-based CCTV, computer network equipment, installation of infrastructure, copper and fiber optic communication and signal wiring, enterprise managed networking hardware, and software configuration. The instructor must be an excellent communicator and possess solid technical skills in any of the following Network Security Systems (NSS) disciplines: High-Definition Security Video Systems, Data Center Configuration and Management, or Cyber Security Countermeasures.

20 days ago

Network Communications Engineer III CACI International Inc

Springfield, VA

$86,600–$181,800 / year

Pay 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. Team CACI has an exciting and challenging opportunity available for a Engineer supporting an Intelligence Community customer's wide-area (WAN), local-area (LAN) and campus-area (CAN) networks across multiple security domains.

30+ days ago

Lead Network Engineer Apogee Engineering, LLC

Andrews AFB, Maryland

Full time

Comply with all U.S. Cyber Command (USCYBERCOM), Defense Information Systems Agency (DISA), and U.S. Air Force Tasking Orders and/or Security Technical Implementation Guides (STIGs) and support the EACN Cyber Security Service Provider (CSSP), Air Force Network Operations Center (AFNOC), Network Operations Division (NOD), 26th Network Operations Group (NOG) Detachment 2, and the AFNOC Network Security Division (NSD) AF Computer Response Team (AFCERT). Overview: Apogee has an exciting new opportunity for a Lead Network Engineer to provide support for the Executive Airlift Communications Network (EACN) support task order, which provides Command, Control, Communications (C3) services for multiple critical U.S. Government missions via multiple Air to Global Information Grid (GIG) Gateways (A2G2’s) supported by a Systems Integration Lab (SIL).

30+ days ago

Network Engineer Peraton

Fort Meade, Maryland

$86,000–$138,000 / year
Full time

Our team provides full spectrum network connectivity including architecture, engineering, development, integration, deployment, configuration management, project management and network security services to the global enterprise, as well as systems and cloud engineering services for application modernization and transition of legacy applications into hybrid cloud platforms. Peraton offers enhanced benefits to employees working on this critical National Security program, which include heavily subsidized employee benefits coverage for you and your dependents, 25 days of PTO accrued annually up to a generous PTO cap and participation in an attractive bonus plan.

30+ days ago

Sr. Network Engineer ManTech International Corp

Laurel, MD

$141,500–$236,000 / year

As a Senior Network Engineer/Architect, you will work alongside customers, Integrated Product Teams (IPTs), and vendors to support the implementation and compliance of advanced EIT capabilities through Data Center & Compute Services. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories.

30+ days ago

Senior Network Engineer Evolver Inc

Washington, DC

We help customers secure critical systems, modernize enterprise technology, and solve complex operational challenges through integrated technology capabilities spanning cybersecurity, enterprise IT infrastructure, cloud, software development, data analytics, legal technology and eDiscovery, applied AI, and electronic security systems. This key personnel role focuses on secure and resilient networking, Cisco technologies, hybrid-cloud connectivity, monitoring, outage response, incident support, documentation, and knowledge transfer.

1 day ago

Sr. Network Engineer Applied Network Solutions

Laurel, MD

$100,000–$200,000 / year

Implements and sustains Wide area networks (WANs), Campus Area Networks (CANs), Data Center Networks/Interfaces (DCN/DCI), Network Security (NETSEC) and Tactical/Deployable Networking Systems. Implement specific network solutions to support server requirements to include load-balancing, VPN's, firewall contexts, and network address translation (NAT) where appropriate, Minimize network latency and maximize data throughput.

30+ days ago

Satcom/Network Engineer III CACI International Inc.

Mt. Weather, VA

$86,600–$181,800 / year

The OpportunityTeam CACI has an exciting and challenging opportunity available for a Network Engineer supporting an Intelligence Community customer's wide-area (WAN), local-area (LAN) and campus-area (CAN) networks across multiple security domains. Pay 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.

30+ days ago

Computer Network Architect - Pipeline Orion Consortium

Fort Meade, MD

Description Design and implement computer and information networks, such as local area networks (LAN), wide area networks (WAN), intranets, extranets, and other data communications networks. Illustrative examples: Computer Network Engineer, Network Designer, Network Developer Requirements TBD Clearance Required: TS/SCI with Full-Scope polygraph.

30+ days ago

Network Engineer L3- TS/SCI Poly required Emtak

Annapolis Junction, Maryland

The ideal candidate brings strong analytical skills, hands‑on network administration experience, and the ability to translate mission needs into reliable, scalable network solutions. We are seeking a Network Engineer to support the full lifecycle of enterprise network operations—from design and implementation to maintenance, troubleshooting, and modernization.

30+ days ago

Senior Zero Trust Network Access (ZTNA) Engineer- Arlington, VA CoStar Group Inc

Arlington, VA

$118,000–$176,000 / year

The successful candidate must understand end-to-end network behavior and independently diagnose complex connectivity, authentication, routing, DNS, performance, and application-access issues across endpoints, enterprise networks, cloud security platforms, identity providers, and applications. This Senior Zero Trust Network Access (ZTNA) Engineer role will augment CoStar's zero-trust engineering teams, providing expertise in the architecture, implementation, operation, and continuous improvement of the company's cloud-delivered ZTNA and Security Service Edge (SSE) platforms.

7 days ago

Security Engineer Applied Network Solutions

Linthicum, MD

$100,000–$200,000 / year

What we do: Our vision is for a future in which talent and customers alike come to ANS because of our reputation for delivering technical excellence, solving our nation's toughest challenges and our ability to exceed expectations. Ranges are not a guarantee of compensation and depend on a variety of factors, including but not limited to contractual requirements, work location, years of experience, skill set, and education.

30+ days ago

Distinguished Engineer, Security Architecture - DGX Cloud NVIDIA

Us, Washington

Architect the Security Platform: Drive the multi-year architecture for the common security infrastructure the fleet runs on: hardened baselines and patch SLOs, deploy-time policy and admission control, workload identity, supply-chain provenance through signing and attestation, and detection and response tuned to GPU workloads. Security here is fleet horizontal and stack vertical, so your scope runs from the hardware root of trust and the hardened baseline, through tenancy and GPU workload isolation, to the services and APIs built on top, across every DGX Cloud engineering organization.

3 days ago

Forward Deployed Security Engineer OpenAI LLC

Washington, DC

For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. We're looking for motivated, tenacious, and curious people who will work closely with engineering teams to ensure our infrastructure deployments are highly secure against our adversaries.

30+ days ago

Principal Engineer, Security Architecture - DGX Cloud NVIDIA

Us, Washington

Security here is fleet horizontal and stack vertical, so your work will cross every DGX Cloud engineering organization: you will embed with the teams building GPU clusters, control planes, and services, join their designs as a participant rather than an approver, and leave behind systems in which an entire class of risk is no longer possible. Multi-Functional Collaboration: Partner with DGX Cloud platform, production engineering, and network security teams, and with NVIDIA's central security organization, to make the secure path real in CI/CD and in the hardware lifecycle.

2 days ago

Security Engineer CACI International Inc

Washington, DC

$90,300–$189,600 / year

Implement and enforce role-based access controls (RBAC), data security policies, and protective measures for sensitive data including Sensitive Personally Identifiable Information (SPII), Law Enforcement Sensitive (LES), and For Official Use Only (FOUO) data consistent with DHS OIG policies. Coordinate with DHS OIG cybersecurity teams, privacy officers, DevSecOps teams, and Authorizing Officials to ensure integrated security posture, compliance with enterprise security policies, and alignment with continuous monitoring programs.

16 days ago

Senior Information Systems Security Engineer (Sr. ISSE) Helm Point Solutions

Maryland

Helm Point Solutions is a woman-owned cybersecurity and physical security firm committed to protecting the infrastructure that underpins national security. Perform security-focused system/network designs that span multiple enclaves and data classifications.

30+ days ago

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Facilities Jobs in Ballwin, MO

Ground Systems Engineer & Architect Umbra

Senior Network Security Engineer CACI International Inc

Networking Security Engineer II CACI International Inc

Network Security Systems Instructor II OBXtek Inc.

Network Communications Engineer III CACI International Inc

Lead Network Engineer Apogee Engineering, LLC

Network Engineer Peraton

Sr. Network Engineer ManTech International Corp

Senior Network Engineer Evolver Inc

Sr. Network Engineer Applied Network Solutions

Satcom/Network Engineer III CACI International Inc.

Computer Network Architect - Pipeline Orion Consortium

Network Engineer L3- TS/SCI Poly required Emtak

Senior Zero Trust Network Access (ZTNA) Engineer- Arlington, VA CoStar Group Inc

Security Engineer Applied Network Solutions

Distinguished Engineer, Security Architecture - DGX Cloud NVIDIA

Forward Deployed Security Engineer OpenAI LLC

Principal Engineer, Security Architecture - DGX Cloud NVIDIA

Security Engineer CACI International Inc

Senior Information Systems Security Engineer (Sr. ISSE) Helm Point Solutions

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