UNKNOWN

FEED

This role leads the design and implementation of observability, automation, incident response, and operational best practices across cloud and air-gapped environments, while partnering closely with DevOps, infrastructure, and security teams to improve system resilience and reduce operational risk. Bachelor’s degree and 8+ years of experience in Site Reliability Engineering, DevOps Engineering, or Platform Engineering, or 12+ years of experience in Site Reliability Engineering, DevOps Engineering, or Platform Engineering in lieu of a degree.

Precision Solutions

Site Reliability Engineer, Lead

[AW]-iCims

Knowledgeable in Monolithic to Microservices migration, System Requirements Specifications, Usability Engineering, System Roadmap planning, release planning, CI/CD, Test frameworks and automation, process development and implementation, and Agile Methodology Responsibilities: Contribute to the development of sections of systems engineering documentation such as System Engineering Plans, Initial Capabilities Documents, Requirements specifications, and Interface Control Documents. Required Clearance: Active Security Clearance required at the Top Secret (TS)/Special Compartmented Information (SCI) level and appropriate level Polygraph Role Description: Responsible for all System Engineering activities to include: Requirements Management, Configuration Management, Technical Writing, Data Flow Engineering and Training and System Architecture.

Orbis Operations

Lead System Engineer

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A. Apogee has an exciting new opportunity for a highly skilled Systems Engineer (Tier 3) 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). This role may expand to support additional aircraft and ground forces within the Mobility Air Forces (MAF) mission set, and includes ServiceNow development, incident response, and data analysis support for the 89th Airlift Wing''s Government Security Operations Center (GSOC).

Apogee Engineering LLC

Systems Engineer Tier 3

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Ignite Digital Services is hiring a Data Engineer to independently build and optimize scalable data pipelines and infrastructure in support of a large federal enterprise multi-domain data ecosystem. Nor will Ignite Digital Services require, in a posting or otherwise, U.S. citizenship or lawful permanent residency in the U.S. as a condition of employment except as necessary to comply with law, regulation, executive order, or federal, state, or local government contract.

ATLAS EXECUTIVE CONSULTING, LLC

Mid Data Engineer

October 29, 2026 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. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Everything we do is built on our commitment to do the right thing for our customers, our employees, and our communities. Learn more about the values and culture that are the foundations of our business.

Leidos

Cybersecurity Systems Engineer

Provide senior-level technical expertise in the design, implementation, and sustainment of highly available, scalable, and secure data center and enterprise network environments, including spine-leaf topologies, virtualized environments, and fabric networks. Provide technical support and leadership for network modernization and data center consolidation initiatives, helping to develop implementation approaches and ensuring assigned activities meet established technical, budgetary, and schedule requirements.

Network Engineer

As part of this task order, Leidos will manage the commercial cloud migration and fully automate the continuous development & continuous integration environment, fourth estate consolidation, professionalize services – ITIL/DevSecOps based processes, improve the customer experience 1st call resolution, and achieve development of a service catalog for Defense Working Capital Fund (DWCF) Model. Identify and remediate misconfigurations, conflicting rules, security gaps, firewall and load balancer security issues, optimize rule-sets, and enhance the overall security posture and performance of Firewalls and Load Balancers.

Firewall Engineer

The Leidos Intel Sector combines technology-enabled services and mission software capabilities in the areas of cyber, logistics, security operations, and decision analytics to support Intelligence Community customers as they address evolving national security challenges. Bachelor's degree in Systems Engineering, Computer Science, Information Systems, Engineering Science, Engineering Management, or a related discipline from an accredited college or university.

Principle Systems Engineer

As a Lead Systems Engineer – RF Systems, you will bring extensive engineering judgment to that challenge—helping ensure requirements remain traceable, interfaces are fully defined, technical risks are understood, system baselines remain controlled, engineering decisions consider lifecycle impacts, and solutions can be verified against mission requirements. You will collaborate with Government stakeholders, developers, engineers, program personnel, and senior leaders to resolve technical issues, evaluate alternatives, manage interfaces and requirements, and guide engineering activities supporting mission delivery.

Lead Systems Engineer - RF Systems

She/he will apply strong expertise in system administration, log management, event correlation, and threat detection to support the development and sustainment of capabilities that analyze collected data, generate actionable insights, and help determine whether monitored systems are operating as expected. In addition, the selected candidate will work across teams to improve the definition and quality of audit data being collected, with the goal of reducing false positives and false negatives and strengthening the overall accuracy and effectiveness of system monitoring.

SIEM(Security Information & Event Management) Engineer

Compensation at Decision Technologies, Inc. is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. · Travel should be infrequent but include occasional trips to support government efforts at East and West Coast naval-centric areas like Norfolk, VA and San Diego, CA.

Decision Technologies

Senior Software Engineer

FULL_TIME

CIS Secure Computing is seeking a motivated and experienced TEMPEST Engineer Trainee to learn the TEMPEST skillset and progress to eventual Certified TEMPEST Practitioner (CTP) certification. The actual salary offered may vary based on various factors including but not limited to relevant experience, knowledge, skills and abilities, education, geographic location, as well as internal equity, and alignment to market data.

YEAR

CIS Secure

TEMPEST Engineer Trainee

Administer and support virtual servers, storage environments including SAN/NAS, and virtual networking components such as vSwitches, distributed switches, VLANs, and VMware NSX-T, including logical switching, routing, firewall, and micro-segmentation capabilities. Bachelor''s degree and 13 years of experience in related fields such as infrastructure engineering, network engineering, systems deployment, IT implementation, or field engineering; equivalent combinations of education and experience may be considered.

CACI International Inc

Infrastructure Engineer

Primary Purpose of Position: Maintain the integrity of all building systems, operate the building in an efficient manner, and perform a variety of tenant services while maintaining positive tenant relations in accordance with Boston Properties' established operational and safety procedures. Respond to after hours emergencies such as fire, flooding, severe weather (including but not limited to snow and ice removal) power outage and other related situations including clean-up activities per on-call procedures or as requested in critical situations.

HOUR

Boston Properties

Engineer II

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Understanding of modern architectures including cloud, Full stack experience with modern application development environments, including backend development, modern UI frameworks, relational databases, microservices, containers, scripting and developing applications for big data platforms integration of data sources. As Lead, you will represent the engineering team in customer meetings, plan quarterly Agile Development Planning commitments, drive technology roadmaps, work with the AnaVation Program Manager to accelerate customer priorities, and mentor senior, mid-level, and junior engineers.

AnaVation

Lead Systems Engineer

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Onsite: If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

<p>Booz Allen is an advanced technology company. We build commercial-grade products and solutions for America’s most critical defense, civil, and national security priorities.</p>

Booz Allen Hamilton Inc

IA Engineer

As a Tier 3 MLOps Engineer on our team, you will work with a collaborative Agile development team to manage Tier 3 incidents and help build and maintain Cloud software and infrastructure that supports machine learning (ML) and AI across our program. This is an opportunity to broaden your skillset into areas such as Agile development, Cloud-based development, and building internal knowledge base articles and escalation paths for operational triage, while troubleshooting software for national security.

Booz Allen Hamilton

Tier 3 MLOPs Engineer

Onsite : If this position is listed as onsite, work will primarily be performed at a Booz Allen office or customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

COMSEC Engineer, Mid

Onsite: If this position is listed as onsite, work will primarily be performed full-time at a customer facility, where employees will collaborate directly with colleagues and customers as required by the role. Salary at Booz Allen is determined by various factors, including but not limited to location, the individual's particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements.

Booz Allen Hamilton Inc.

Software And Systems Engineer, Senior

Salary at Booz Allen is determined by various factors, including but not limited to location, the individual’s particular combination of education, knowledge, skills, competencies, and experience, as well as contract-specific affordability and organizational requirements. Onsite : If this position is listed as onsite, work will primarily be performed full-time at a customer facility, where employees will collaborate directly with colleagues and customers as required by the role.

Certification Engineer Jobs in Mclean, VA

Site Reliability Engineer, Lead Precision Solutions

Lead System Engineer Orbis Operations

Systems Engineer Tier 3 Apogee Engineering LLC

Mid Data Engineer ATLAS EXECUTIVE CONSULTING, LLC

Cybersecurity Systems Engineer Leidos

Network Engineer Leidos

Firewall Engineer Leidos

Principle Systems Engineer Leidos

Lead Systems Engineer - RF Systems Leidos

SIEM(Security Information & Event Management) Engineer Leidos

Senior Software Engineer Decision Technologies

TEMPEST Engineer Trainee CIS Secure

Infrastructure Engineer CACI International Inc

Engineer II Boston Properties

Lead Systems Engineer AnaVation

IA Engineer Booz Allen Hamilton Inc

Tier 3 MLOPs Engineer Booz Allen Hamilton

COMSEC Engineer, Mid Booz Allen Hamilton

Software And Systems Engineer, Senior Booz Allen Hamilton Inc.

Site Reliability Engineer Booz Allen Hamilton

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