1028 Unix Linux Systems Admin Staffing jobs in Gaithersburg,MD

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Linux and Ansible Automation Engineer

BOOZ, ALLEN & HAMILTON

Reston, VA 20191

~ 34 min OnsiteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

10+ years of experience administering Linux-based environments such as RedHat Enterprise Linux ( RHEL )
Experience managing configuration at scale using Ansible, including enforcing consistent system state across large inventories, detecting and correcting configuration drift, and writing idempotent playbooks
Experience using Infrastructure as Code ( IaC ) technologies such as Ansible, Terraform, Salt, Puppet, or Chef
Experience with Bash, Python, or PowerShell
Experience managing systems within U.S. federal government or DoD enterprise IT environments, including security compliance and vulnerability management frameworks such as STIG, RMF, or NIST
Active TS/SCI clearance; willingness to take a polygraph exam
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
Ability to obtain a DoD 8570 IAT Level II Certification such as Security+ CE, CCNA-Security, GSEC, SSCP, CySA+, GICSP, or CND Certification within 30 days of start date
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.
TS/SCI clearance is required.

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Senior Systems Administrator Engineer (Government)

At&t

Chantilly, VA 20152

$98,100-$220,000/yr

~ 44 min OnsiteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Bachelor's degree and minimum 5 years of relevant experience in Security operations of systems supporting: Virtualization, Windows and Linux Computing solution engineering and architecture solutions
Experience with on-premise, cloud and hybrid-cloud based deployments.
US citizenship is required.
Active federal security clearance.
Top Secret/SCI with polygraph.

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Linux Systems Administrator

BOOZ, ALLEN & HAMILTON

Washington, DC 20011

RemoteEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

3+ years of experience with RedHat Enterprise Linux or CentOS
Experience managing virtual machines and VMware ESXi
Knowledge of Linux firewalls, networking configuration, and DNS
Active TS/SCI clearance; willingness to take a polygraph exam
Bachelor's degree in an IT field and 5+ years of experience with systems administration, or 12+ years of experience with systems administration in lieu of a degree
Ability to obtain a DoD 8570.1 IAT Level II Compliant certification within 60 days of start date
DoD 8570.1 IAT Level II Compliant certification

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Mechanical-Systems Engineer, Shipboard Systems Group

Johns Hopkins Hospital

Laurel, MD 20723

$100,000/yr

~ 34 min OnsiteUrgently HiringEducation AssistanceHealth InsurancePaid Time OffRetirement Benefit

Bachelor's degree in Mechanical Engineering or a closely related field
3+ years of relevant experience with Navy systems, particularly focused on product lifecycle management, hardware production, or Systems Engineering
Are willing and able to travel occasionally (10%) to US Navy facilities, bases and contractor sites
Are able to obtain Interim Secret level security clearance by your start date and can ultimately obtain Top Secret level clearance. If selected, you will be subject to a government security clearance investigation and must meet the requirements for access to classified information. Eligibility requirements include U.S. citizenship

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Senior Systems Engineer (Linux)

GovCIO LLC

Alexandria, VA 22315

$140,000/yr

Hybrid~ 40 min

High School with 9+ years (or commensurate experience)
DoD 8570 IAT Level II or higher (e.g., Security+ CE, CySA+)
A recognized Linux certification (e.g., RHCE, RHCSA)
Deep technical proficiency in administrative engineering, configuration, and advanced troubleshooting of RHEL or similar enterprise Linux platforms.
Hands-on engineering experience using advanced automation scripts (e.g., Ansible, Bash, Python, or Puppet) for systems orchestration.
Proven experience implementing DISA STIGs and hardening enterprise Linux operating systems to meet federal security baselines.
Clearance Level: Must have an active Secret clearance

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Senior Systems Analyst

ManTech

Arlington, VA 22203

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Systems Security Engineer

BAE Systems

Rockville, MD 20850

~ 18 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

Bachelor of Science degree in engineering/technical discipline, and 4+ year(s) related or equivalent experience, training and/or certifications
Demonstrated software development experience.
Ability to communicate with government customers and the ability to influence within multiple levels of the organization.
Understanding of systems engineering program level planning documentation and change management.
Ability to successfully influence multi-disciplinary teams in complex systems engineering across the product development lifecycle.
Ability to oversee and implement security risk management processes and mitigation strategies for security policy and requirements.
Exceptional verbal, written and presentation communication skills.
Skills in analysis, critical thinking, and technical problem solving.
Understanding of the end-to-end System Engineering lifecycle.

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Principal Systems Engineer - Defense

Curtiss-Wright

Ashburn, VA 20147

$144,100-$190,000/yr

~ 46 min OnsitePaid Time OffRetirement Benefit

10 plus years of experience at US DoD Primes or at a company that directly supports them.
Knowledge of system hardware/software development, integration and test for deployed military vehicle applications
Exceptional problem solving skills
Expert knowledge of the systems engineering tools DOORS and Cameo
Working knowledge of engineering development tools like Clearquest, JIRA, and Rational Development Tools
Ability to operate and debug Linux and VxWorks based computing systems
Solid understanding of SOSA and VPX system design standards
Solid understanding of serial communication protocols such as MIL-STD-1553, RS422, RS485, RS232, 10G and 100G Gigabit Ethernet, PCIe, USB
Solid understanding of the latest processing and graphics solutions
Excellent troubleshooting skills of rugged computing systems
Ability to lead in a team environment
Ability to drive clarity to ambiguous requests or requirements
Ability to work well in a fast-paced professional office environment
This position may require exposure to export-controlled information and subject to additional security screening

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Chief Engineer, Intel Systems

Anduril Industries

Reston, VA 20191

~ 34 min OnsiteHealth Insurance

15+ years of progressive experience in complex network systems engineering, R&D, and product development, with a significant portion in a leadership or Chief Engineer capacity for multi-disciplinary systems.
Deep and broad technical expertise across network system design and implementation, encompassing significant experience in at least two of the following areas, with a strong understanding of the others:
Software Engineering: Network protocols (e.g., IP, routing, transport layer), distributed systems, embedded networking, real-time operating systems, cybersecurity for networks, data link layer implementation.
Electrical Engineering: Digital communications, power systems for ruggedized network nodes, high-speed digital design for embedded processors, PCB design for communication systems.
Mechanical Engineering: Ruggedized enclosure design, thermal management for radios and processors, vibration/shock mitigation, integration of network hardware onto various platforms (airborne, ground, maritime, soldier-worn).
Cross-disciplinary systems integration experience, particularly bridging the gap between hardware and software for robust network performance in demanding environments.
Proven ability to define, architect, and lead the development of highly complex, integrated network systems from concept through deployment and sustainment.
Exceptional leadership skills with a track record of building, mentoring, and inspiring high-performing multi-disciplinary technical teams in fast-paced, challenging environments.
Demonstrated experience in strategic technical planning, roadmapping, and managing technical debt while delivering on aggressive schedules for networking products.
Strong problem-solving acumen, with the ability to break down highly ambiguous technical challenges related to network performance and resilience, and drive to practical, innovative solutions.
Excellent communication, presentation, and interpersonal skills to effectively convey complex technical concepts to diverse audiences, including executives, customers, and technical teams across different engineering disciplines.
Bachelor's degree in Computer Science, Electrical Engineering, Mechanical Engineering, Aerospace Engineering, Robotics, or a related technical field. Master's or Ph.D. preferred.
Minimum Secret Security Clearance required. (Active TS/SCI strongly preferred).

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Federal Lead Systems Architect

Dell

Falls Church, VA 22044

~ 34 min Onsite

Secret, TS/SCI required
Lead Solution Architect
On-premise private cloud ecosystem
Linux/Windows
Storage arrays
Software-defined networking
Unified communications (voice/video)
Infrastructure as Code (IaC)
GitOps-driven deployment strategy
Bare-metal provisioning platforms like Tinkerbell
Secure, and resilient infrastructure
Cross Domain Solutions (CDS)
Multi-level security enclaves
Scaled Agile Framework (SAFe)
Experience guiding cross-functional agile teams from architectural design through execution
Private Cloud Architecture & Integration: Design and oversee the implementation of a highly available, multi-tenant on-premise private cloud
Host enterprise Linux and Windows Server workloads at scale
Network Automation & S Architect automated provisioning workflows from bare-metal up to the hypervisor/OS layer using platforms such as Tinkerbell, Canonical MAAS, or similar IaaS provisioning tools
GitOps & Infrastructure as Code (IaC): Define, champion, and enforce a Git-centric (GitOps) deployment strategy
Infrastructure and OS-level configurations are version-controlled in Git and executed via automated, declarative CI/CD workflows
Cross Domain & DoD/IC Security: Architect