Field Engineer - Junior

Core One
Sterling, VA
On-siteCareer-pivot friendly

Who this role is best for

Aimed at entry-to-mid-level IT professionals with foundational network skills who are willing to travel extensively and work on-site in national security environments.

Best fit for

  • Candidates with 1+ years of IT support or systems administration experience and a Secret clearance.
    — “1+ years of relevant experience in IT support, field operations, help desk, or systems/network administration”
  • Individuals who thrive in hands-on, field-based roles and are open to working in secure, classified environments.
    — “Experience working in secure, classified, or closed network environments”
  • Those with a strong interest in national security and a willingness to engage in real-world infrastructure deployments.
    — “devising analytical, operational and technical solutions to our Nation's most complex national security challenges”

Things to consider

  • Frequent travel is a core requirement, with potential for extended on-site assignments of 4–6 weeks.
    — “Frequent travel required, up to 75% during active deployments”
  • The role requires physical stamina, including lifting up to 50 pounds and working in confined spaces.
    — “Ability to lift and move equipment weighing up to 50 pounds, work in equipment rooms and confined spaces”

How to stand out

  • Emphasize experience with Windows/Linux systems and highlight any relevant field or IT support projects.
    — “Install, configure, and maintain Windows and Linux workstations and servers”
  • Showcase your ability to follow technical procedures and troubleshoot effectively in your resume and interview responses.
    — “Strong troubleshooting instincts, willingness to learn, and ability to follow technical procedures accurately”
  • If you have prior military IT experience, explicitly mention it as it aligns with the job's preferred qualifications.
    — “military IT experience welcome”
Pace · Fast PacedCollaboration · HighAutonomy · MediumDecision Impact · Team

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • supported network and system deployments
  • configured and maintained infrastructure
  • resolved end-user issues
Typical background
IT SupportField Technician

Skills & requirements

Required

Network DeploymentSystem ConfigurationTroubleshootingHardware InstallationSecurity Baselines

Preferred

Top Secret Clearance

Stack & domain

Network DeploymentSystem DeploymentConfigurationTroubleshootingWindows AdministrationLinux AdministrationSecurity BaselinesDocumentationWillingness To LearnAccuracyNetworkSystems

About the role

Original posting from Core One via Greenhouse

Sterling, VA (Washington, DC Metro Area). Frequent travel required, up to 75% during active deployments.

Join our team at Core One! Our mission is to be at the forefront of devising analytical, operational and technical solutions to our Nation's most complex national security challenges. In order to achieve our mission, Core One values people first! We are committed to recruiting, nurturing, and retaining top talent! We offer a competitive total compensation package that sets us apart from our competition. Core One is a team-oriented, dynamic, and growing company that values exceptional performance!

This is a hands-on, entry-to-mid-level field role for someone eager to build their skills in network and systems deployment. The Field Technician supports the deployment, configuration, and sustainment of network and systems infrastructure at customer and program sites across the United States. Working alongside senior Field Engineers and Systems Engineers, you'll gain direct experience in real-world deployments while building toward greater independence on site. The role sits within the Strategic Services Division's Engineering Capabilities Group, reporting to the Deputy Program Manager - Technical.

This position requires an active Secret clearance and the ability to obtain and maintain a Top Secret (TS) clearance.

This position may require extended on-site assignments of up to 4–6 weeks.

ROLES & RESPONSIBILITIES

Travel with field teams to customer and program sites nationwide to support installations, deployments, and infrastructure build-outs, including site surveys, rack-and-cable work, and acceptance testing

Assist with configuring and troubleshooting routers, switches, firewalls, and wireless infrastructure according to established program baselines and documented procedures

Install, configure, and maintain Windows and Linux workstations and servers, including account provisioning, patching, and backup verification, with guidance from senior engineers

Provide on-site and remote end-user support, resolving hardware, software, mobile device, and peripheral issues, and help deploy imaging and endpoint management tools

Apply security baselines to deployed systems, maintain accountability for equipment and sensitive material in transit, and follow established change control procedures

Contribute to as-built documentation, site records, network diagrams, and trip reports, and escalate issues appropriately to senior Field Engineers, Systems Engineers, and program management

REQUIRED QUALIFICATIONS

High school diploma or equivalent; Associate's degree in IT, Computer Science, or a related field preferred

1+ years of relevant experience in IT support, field operations, help desk, or systems/network administration (military IT experience welcome)

Foundational knowledge of networking concepts (TCP/IP, VLANs, routing, switching) and basic hands-on experience with network hardware

Familiarity with Windows and/or Linux administration

Strong troubleshooting instincts, willingness to learn, and ability to follow technical procedures accurately

Willingness and ability to travel frequently to field locations throughout the United States, including extended on-site assignments; valid driver's license and ability to obtain and maintain a passport

Must be a U.S. Citizen and hold an active Secret clearance, with the ability to obtain and maintain a Top Secret (TS) clearance

DESIRED QUALIFICATIONS

Active Top Secret (TS) clearance

Certifications such as Security+, Network+, A+, or CCNA (or willingness to obtain within a set timeframe)

Exposure to virtualization platforms (e.g., VMware, Hyper-V)

Experience working in secure, classified, or closed network environments

Familiarity with structured cabling, power distribution, and rack layout practices

Exposure to secure communications or VTC systems

PHYSICAL REQUIREMENTS

Ability to lift and move equipment weighing up to 50 pounds, work in equipment rooms and confined spaces, use ladders and hand tools, and remain on foot for extended periods during installation activity.

SALARY

Salary Range: $70,000 – $95,000

The pay range reflected above is a general guideline for this position and labor category and is not a guarantee of a specific salary or offer. Final compensation is determined based on factors including, but not limited to, relevant experience, education, certifications, security clearance level, contract requirements, geographic location, and internal pay equity, and may reflect market data specific to the awarded contract.

SECURITY CLEARANCE

Active Secret clearance required. Ability to obtain and maintain a Top Secret (TS) clearance is required.

EQUAL OPPORTUNITY EMPLOYER

Core One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, gender identity, sexual orientation, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

__PRESENT__PRESENT__PRESENT__PRESENT

__PRESENT

__PRESENT__PRESENT

__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT__PRESENT

__PRESENT__PRESENT__PRESENT__PRESENT

__PRESENT

__PRESENT

Source: Core One careers (Greenhouse)

Similar roles