Jobs in the United States

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Added 1 min ago
Staff Data Scientist
John Deere
IL
Use PAAW datasets to engineer features that capture machine, operational, and environmental context, and associate that context with technology usage to explain how and where each…
Added 41 mins ago
CB
Senior Systems Engineer
Congressional Budget Office
Washington, DC
- $135,000 to $185,000 USD / year
Optional certifications: AWS SysOps Administrator, Azure Developer, or Azure DevOps Engineer.
Added 42 mins ago
DevSecOps Engineer - Active TS/SCI with CI Poly
ENS Solutions, LLC
Reston, VA
As a DevSecOps Engineer I, you’ll play a critical role in designing, implementing, and maintaining secure and efficient software development and deployment pipelines. You will collaborate…
Added 42 mins ago
Senior DevSecOps Engineer - Active TS/SCI with CI Poly
ENS Solutions, LLC
Reston, VA
As a Sr. DevSecOps Engineer, you’ll play a critical role in designing, implementing, and maintaining secure and efficient software development and deployment pipelines. You will collaborate…
Added 42 mins ago
Sr. DevSecOps Engineer - Active TS/SCI with CI Poly
ENS Solutions, LLC
Reston, VA
As a Sr. DevSecOps Engineer, you’ll play a critical role in designing, implementing, and maintaining secure and efficient software development and deployment pipelines. You will collaborate…
Added 42 mins ago
PKI Engineer - Active TS/SCI With CI Poly
ENS Solutions, LLC
Washington, DC
We are seeking an experienced PKI Engineer/IAM Engineer to support enterprise Identity and Access Management (IAM), PKI, and Zero Trust initiatives. In this role, you will design,…
Added 42 mins ago
PKI Engineer - Active TS/SCI With CI Poly
ENS Solutions, LLC
Reston, VA
We are seeking an experienced PKI Engineer/IAM Engineer to support enterprise Identity and Access Management (IAM), PKI, and Zero Trust initiatives. In this role, you will design,…
Added 42 mins ago
PKI Engineer - Active TS/SCI With CI Poly
ENS Solutions, LLC
McLean, VA
We are seeking an experienced PKI Engineer/IAM Engineer to support enterprise Identity and Access Management (IAM), PKI, and Zero Trust initiatives. In this role, you will design,…
Added 42 mins ago
PKI Engineer - Active TS/SCI With CI Poly
ENS Solutions, LLC
College Park, MD
We are seeking an experienced PKI Engineer/IAM Engineer to support enterprise Identity and Access Management (IAM), PKI, and Zero Trust initiatives. In this role, you will design,…
Added 42 mins ago
Software Engineer Intern (Summer 2027)
ENFOS, Inc.
Durham, NC
Engineer ownership: Take initiative, solve real problems, and contribute ideas that improve the performance, scalability, reliability, and user experience of the ENFOS platform.
Added 42 mins ago
Software Engineer Intern (Summer 2027)
ENFOS, Inc.
Chicago, IL
Engineer ownership: Take initiative, solve real problems, and contribute ideas that improve the performance, scalability, reliability, and user experience of the ENFOS platform.
Added 2 hours ago
Senior Software Engineer - US
IRIS
Remote, United States
As a Senior Software Engineer, you’ll take ownership of significant areas of our products from initial design through to production.
Added 2 hours ago
Sr. Identity Engineer, Google Cloud and DevOps
Jobgether
Remote, United States
…applications and next steps. Our partner is looking for a Sr. Identity Engineer, Google Cloud and DevOps based in the United…
Added 2 hours ago
J
Lead Software Engineer
Jobgether
Remote, United States
- $80,000 to $100,000 USD / year
This position is listed on behalf of a partner company, which manages all applications and next steps. Our partner is looking for a Lead Software Engineer based in the United States.
Added 2 hours ago
VLSI Design Automation Software Engineer
NVIDIA Corporation
North District, IL
NVIDIA is looking for a Software Engineer to build the next-gen infrastructure software behind our VLSI organization. You'll join a CAD team that develops the systems running NVIDIA's chip…
Added 4 hours ago
AWS Cloud Engineer IV
IGH ICW GROUP HOLDINGS, INC.
San Diego, CA
AWS Solutions Architect Associate, AWS Certified DevOps Engineer and/or AWS SysOps Admin Certification required.
Added 5 hours ago
Senior Software Development Engineer in Test (SDET)
Jobgether
Remote, United States
The Senior Software Development Engineer in Test (SDET) will play a key role in ensuring the quality, reliability, and performance of innovative digital healthcare technology solutions. In…
Added 5 hours ago
Ground Software DevOps Release Engineer III (TS/SCI Required) - Blue Ring
Blue Origin Personnel, LLC
Denver, CO · Reston, VA
…space missions and advancing ground capabilities. The DevSecOps Engineer will bridge the gap between development, security, and operations. In this role, you will own the end-to-end…
Added 5 hours ago
Java Kafka Engineer
EXL Talent Acquisition Team
Pittsburgh, PA
Collaborate with architects, business analysts, and DevOps teams to deliver scalable and resilient solutions.
Added 6 hours ago
Senior DevOps
KēSTA I.T.
Remote, United States
KēSTA I.T. is seeking a remote DevOps Engineer to own production reliability, from safe releases and monitoring to incident response and the private cloud infrastructure behind them.
Added 7 hours ago
TT
Senior Solutions Engineer, Digital Native and Mid-Market
True Talent Solutions Partners
Remote, United States
- $147,000 to $175,000 USD / year
- Explain technical differentiation to security engineers, DevOps teams, and executive stakeholders.
Added 7 hours ago
Platform Tooling Engineer
GD Information Technology, Inc.
United States
We are seeking a Platform Tooling Engineer to join our team supporting Centers for Medicare & Medicaid Services (CMS) Agile Tools, Licensing and Shared Services (ATLAS) program. NOTE: This…
Added 9 hours ago
DevOps Engineer
SAIC
Washington, DC
SAIC is seeking a qualiﬁed DevOps Engineer to provide comprehensive administration, operational maintenance, and technical support across enterprise software delivery platforms. In this…
Added 9 hours ago
ServiceNow Engineer Principal
SAIC
Remote, United States
Added 10 hours ago
CI
Senior Full Stack Product Engineer
CubX Inc.
Lakewood, NJ
- $90,000 to $150,000 USD / year
CubX is looking for a Senior Full Stack Product Engineer who can take a business need from concept to production.

ENS Solutions, LLC

PKI Engineer - Active TS/SCI With CI Poly

College Park, MD, United States

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Job details

Experience: 5+ years of experience in PKI engineering, infrastructure security, or systems administration
Posting language: English
Posted: Dec 31, 2025

Original job description

We are seeking an experienced PKI Engineer/IAM Engineer to support enterprise Identity and Access Management (IAM), PKI, and Zero Trust initiatives. In this role, you will design, implement, automate, and maintain secure identity and cryptographic infrastructure solutions for large-scale enterprise environments. You will work closely with stakeholders, security teams, and infrastructure engineers to support authentication, authorization, certificate management, and credential lifecycle processes. The ideal candidate will have strong Linux administration skills, deep understanding of certificate lifecycle management, and experience building secure PKI solutions in enterprise environments.

Key Responsibilities

Design, implement, configure, and maintain enterprise PKI environments
Administer and support Linux-based systems hosting PKI services and related infrastructure
Manage certificate lifecycle operations including issuance, renewal, revocation, validation, and expiration monitoring
Develop and maintain automation for certificate deployment and lifecycle management using Ansible and Bash scripting
Configure and manage LDAP integrations and directory services related to PKI environments
Define and maintain policies, standards, and operational procedures
Troubleshoot PKI-related issues involving certificates, trust chains, TLS/SSL configurations, and cryptographic services
Collaborate with security and infrastructure teams to ensure compliance with enterprise security standards and best practices
Implement monitoring, auditing, backup, and disaster recovery procedures for PKI systems
Support asymmetric cryptography implementations and secure communications across enterprise platforms
Create and maintain technical documentation, architecture diagrams, and operational playbooks
5+ years of experience in PKI engineering, infrastructure security, or systems administration
8570/8140 Certification
Strong Linux system administration experience
Hands-on experience with:
Public Key Infrastructure (PKI)
Certificate Authority design, setup, and operations
LDAP administration and integrations
Ansible automation
Bash scripting
Experience with certificate lifecycle management and automation
Knowledge of certificate policies, certificate profiles, and certificate contents/extensions
Strong understanding of:
Asymmetric cryptography concepts
TLS/SSL certificates and trust models
Linux security principles and system hardening
Experience troubleshooting certificate and authentication-related issues in enterprise environments
Strong written and verbal communication skills

Preferred Qualifications

Experience working with Hardware Security Modules (HSMs)
Familiarity with ACME protocol and automated certificate enrollment solutions
Knowledge of compliance frameworks and security standards related to cryptography and certificate management
Experience with DevOps or Infrastructure-as-Code practices
Experience with Amazon Web Services (AWS)
Familiarity with enterprise identity and access management solutions

Essential Network Security (ENS) Solutions, LLC is a service-disabled veteran owned, highly regarded IT consulting and management firm. ENS consults for the Department of Defense (DoD) and Intelligence Community (IC) providing innovative solutions in the core competency area of Identity, Credential and Access Management (ICAM), Software Development, Cyber and Network Security, System Engineering, Program/Project Management, IT support, Solutions, and Services that yield enduring results. Our strong technical and management experts have been able to maintain a standard of excellence in their relationships while delivering innovative, scalable and collaborative infrastructure to our clients. Why ENS?

Free Platinum-Level Medical/Dental/Vision coverage, 100% paid for by ENS
401k Contribution from Day 1
PTO + 11 Paid Federal Holidays
Long & Short Term Disability Insurance
Group Term Life Insurance
Tuition, Certification & Professional Development Assistance
Workers’ Compensation
Relocation Assistance

Candidate AI Usage Policy AI tools are an important part of daily work at ENS Solutions, and we are committed to their responsible and ethical use. To ensure a fair and equitable candidate evaluation based on individual skills, knowledge, and experience, candidates are not permitted to use artificial intelligence or other assistive tools during interviews, whether in person or virtual, unless explicit permission has been granted in advance.

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