Jobs in the United States

25+ jobs

Save this search

Added 2 mins ago
Civil/Environmental Engineer
GHD
St. Paul, MN · ST PAUL, MN
We are looking for a Solid Waste Engineer or Civil / Environmental Engineer with solid waste landfill design and/or experience contributing to alternative waste processing and renewable…
Added 2 mins ago
Senior Electrical Engineer
Bemana
United States
Bemana is recruiting a Remote Senior Electrical Engineer to drive the design and engineering of advanced electrical control systems for turnkey power solutions and specialized enclosures.…
Added 3 mins ago
Industrial Engineer
Stratolaunch
Mojave, CA
To help achieve these efforts, Stratolaunch is seeking an Industrial Engineer who will play a key role in supporting manufacturing operations by optimizing processes and improving the…
Added 3 mins ago
Senior Construction Manager, Capital Projects
Sila
Moses Lake, WA
Problem Solving: Proactively identify and resolve field issues that could impact safety, quality, or the project timeline.
Added 5 mins ago
Software Test Engineer I
Werfen
Waukesha, WI
Any other based on departmental or project needs
Added 5 mins ago
Software Automation Test Engineer II
Werfen
Waukesha, WI
Provide technical mentorship to Software Engineer I team members while seeking guidance from senior engineers when needed. Success measured through: measurable mentee skill growth, positive…
Added 5 mins ago
Lead Engineering Technologist (Air Operated Valve) - Brunswick Nuclear Plant
Duke Energy Progress, LLC
Southport, NC
The highest level of the non-Engineer degreed technical support role job classification is the Lead Technologist. This job is not part of a standard progression. The job requires a business…
Added 5 mins ago
Senior Engineer
Piedmont Natural Gas Company Inc
Charlotte, NC
Serve as Project Engineer and the primary technical point of contact for assigned natural gas facility projects.
Added 5 mins ago
Lead Engineer
Piedmont Natural Gas Company Inc
Charlotte, NC
Serve as Project Engineer and the primary technical point of contact for assigned natural gas facility projects.
Added 5 mins ago
M
Senior Resident Engineer
MWH
Ventura, CA
- $140,000 to $175,000 USD / year
The Senior Resident Engineer will oversee the appointed project field inspection staff and support service consultants to ensure the project is constructed in accordance with the project…
Added 6 mins ago
Senior Motor Engineers –Cordless New Product Development (NPD)
TECHTRONIC CORDLESS GP
Brookfield, WI
Master’s degree in Mechanical Engineering, related engineering field, or foreign degree equivalent, and 2 years of relevant experience as a Mechanical Engineer, or alternate related…
Added 6 mins ago
Sr. Simulation & Analysis Engineers – Battery & Charger Development
TECHTRONIC CORDLESS GP
Brookfield, WI
Master’s degree in Mechanical Engineering, related engineering field, or foreign degree equivalent, and 2 years of relevant experience as an Engineer, or alternate related acceptable…
Added 8 mins ago
NPI Engineering Intern
KLA Corporation
Milpitas, CA
Lead multi-functional team (project manager) to meet key milestones, while meeting project requirements.
Added 11 mins ago
Linux Systems Engineer
Roka Security
Sterling, VA
Roka Security is seeking a highly skilled Linux Systems Engineer to design, deploy, optimize, automate, and support large-scale Linux infrastructure supporting secure networking and…
Added 11 mins ago
Field Engineer: TISO
Nightwing Technologies, LLC
Sterling, VA
Nightwing is seeking a cleared and experienced Field Engineer: TISO in the Herndon area in support of USG. The right candidate must have and maintain a strong awareness of technical…
Added 11 mins ago
Senior Systems Integration Engineer - Secret
Parsons Government Services Inc.
Remote, United States
We are looking for a technically oriented Senior Systems Integration Engineer who is a subject matter expert in tactical applications, data delivery, Mission Command Systems, Army tactical…
Added 11 mins ago
Roadway Project Manager
Parsons Transportation Group
TN
Parsons is now hiring for a Roadway Project Manager to join our brand new Nashville (Brentwood), Tennessee office, working on our growing portfolio of major transportation projects!
Added 11 mins ago
Roadway Engineer - Team Leader
Parsons Transportation Group
IN
Responsible for project deliverables including transportation design, plans, specifications, and estimates.
Added 11 mins ago
Bridge Engineer II
Parsons Transportation Group
IN
Parsons is looking for a skilled Bridge Engineer to join our team for our rapidly expanding portfolio of projects!
Added 11 mins ago
Principal Construction Cost Estimator
Parsons Government Services Inc.
Remote, United States
Coordinate with engineering, procurement, scheduling, project controls, and construction teams to validate quantities, specifications, pricing, project assumptions, and estimate…
Added 12 mins ago
Construction Engineering Aide II- Summer Internship
Fluor
Lebanon
Interested in: Construction, Field Engineering, Contracts, Project Controls (Cost, Schedule, Progress), Finance, or Safety
Added 12 mins ago
Construction Engineering Aide II- Summer Internship
Fluor
Lebanon
Interested in: Construction, Field Engineering, Contracts, Project Controls (Cost, Schedule, Progress), Finance, or Safety
Added 12 mins ago
Construction Engineering Aide II- Summer Internship
Fluor
Lebanon
Interested in: Construction, Field Engineering, Contracts, Project Controls (Cost, Schedule, Progress), Finance, or Safety
Added 12 mins ago
Construction Engineering Aide II- Summer Internship
Fluor
Lebanon
Interested in: Construction, Field Engineering, Contracts, Project Controls (Cost, Schedule, Progress), Finance, or Safety
Added 12 mins ago
Construction Engineering Aide II- Summer Internship
Fluor
Lebanon
Interested in: Construction, Field Engineering, Contracts, Project Controls (Cost, Schedule, Progress), Finance, or Safety

Roka Security

Linux Systems Engineer

Sterling, VA, United States

The salary associated with this position ($122,000-$253,000) is commensurate with the selected candidate’s qualifications, years of relevant experience, and demonstrated level of expertise.

Apply About employer

Applications open in a new tab.

Job details

Pay: The salary associated with this position ($122,000-$253,000) is commensurate with the selected candidate’s qualifications, years of relevant experience, and demonstrated level of expertise.
Posting language: English
Posted: Nov 9, 2026

Original job description

Nightwing provides technically advanced full-spectrum cyber, data operations, systems integration and intelligence mission support services to meet our customers’ most demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data intelligence, lifecycle mission enablement, and software modernization. Nightwing brings disruptive technologies, agility, and competitive offerings to customers in the intelligence community, defense, civil, and commercial markets.

Roka Security is seeking a highly skilled Linux Systems Engineer to design, deploy, optimize, automate, and support large-scale Linux infrastructure supporting secure networking and remote-access services. This role is ideal for an engineer with deep expertise in Linux networking, policy-based routing, infrastructure automation, and modern VPN technologies including WireGuard, OpenVPN, and IPSec. The successful candidate will collaborate closely with engineering, systems administration, and platform engineering teams to deliver highly available, secure, and scalable infrastructure solutions in mission-critical environments.

KEY RESPONSIBILITIES

Linux Infrastructure Engineering:

Design, deploy, administer, and maintain enterprise Linux environments
Develop standardized operating system configurations and hardened baseline builds
Perform operating system upgrades, patch management, lifecycle maintenance, and performance optimization
Troubleshoot complex operating system, networking, and application issues

Network Engineering:

Configure and troubleshoot OSPF and static routing, VLANs, LACP, 802.1Q trunking, network namespaces, VRFs, NAT and firewall policies
Analyze and troubleshoot network traffic using tcpdump, Wireshark, iproute2, nftables, and iptables
Design, deploy, and support secure VPN infrastructures using OpenVPN 2.6+, WireGuard, and IPSec
Troubleshoot encryption, routing, MTU, and performance issues while implementing modern cryptographic standards and VPN hardening best practices

Configuration Management & Automation:

Automate system provisioning, configuration deployment, compliance enforcement, VPN deployments, and security baseline management
Integrate SaltStack with CI/CD pipelines and infrastructure monitoring platforms

Collaboration and Documentation:

Collaborate with cross-functional teams to support project initiatives and resolve technical issues
Document system configurations, procedures, and troubleshooting steps for knowledge sharing and training purposes
Contribute to knowledge base articles and best practices documentation

REQUIRED QUALIFICATIONS

Current Active TS/SCI with ability to pass CI Polygraph

Education:

Associate or Bachelor's degree in Computer Science, Information Technology, or related field; OR equivalent combination of technical training and hands-on experience

Technical Skills:

Operating Systems: Strong hands-on experience with Debian and Ubuntu Linux
Networking: Experience with dynamic and static routing, VLANs, trunking, NAT and firewall policies
VPN: Experience with WireGuard, OpenVPN 2.6+, IPSec, PKI and certificate management.
Automation & Scripting: Experience with Bash, Git, and CI/CD workflows

Professional Skills:

Exceptional troubleshooting and root-cause analysis capabilities
Strong documentation and technical writing skills
Ability to operate independently in mission-critical environments
Security-first mindset with strong infrastructure design principles
Excellent collaboration and communication skills

PREFERRED QUALIFICATIONS

Experience supporting cloud platforms including Google Cloud Platform (GCP), Amazon Web Services (AWS), and Microsoft Azure
Experience with container technologies including Docker and Kubernetes
Experience supporting confidential computing environments
Industry certifications such as RHCE, LFCE, CCNP, or equivalent advanced certifications

COMPENSATION & BENEFITS

Competitive salary
Comprehensive health, dental, and vision insurance
401(k) with company match
PTO and paid holidays
Ongoing technical training and certification support

Salary & Benefits

The salary associated with this position ($122,000-$253,000) is commensurate with the selected candidate’s qualifications, years of relevant experience, and demonstrated level of expertise. Compensation will be determined based on these factors to ensure alignment with skills, responsibilities, and market standards. Nightwing offers medical, vision and dental insurance coverage in addition to a 401k plan, PTO, Holidays, and additional insurances.

Nightwing is An Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status, age or any other federally protected class.

Apply About employer

More about this job

Skills

Linux
VPN
System administration
Red Hat Enterprise Linux
Troubleshoot
OSPF
Tcpdump
Wireshark
IpTables
Regulatory compliance
CI/CD
Troubleshooting
Documentation
Computer science
Computer technology
Ubuntu
Bash
Git
Root cause analysis
Technical writing
Design principles
Collaboration
Communication skills
Google Cloud
AWS
Microsoft Azure
Docker
Kubernetes
CCNP

Report this job